34th week of 2022 patent applcation highlights part 68 |
Patent application number | Title | Published |
20220271496 | OPTICAL ELEMENT MOUNTING PACKAGE, ELECTRONIC DEVICE, AND ELECTRONIC MODULE - An optical element mounting package includes a recess, a mounting portion for an optical element, and a reflector. The mounting portion is at a bottom surface of the recess. The reflector is, in the recess, positioned forward in an emission direction of light of the optical element. A first portion is a portion of an inner side surface of the recess, and is positioned in an opposite direction to the emission direction. The first portion has an inclined surface toward the bottom surface of the recess. | 2022-08-25 |
20220271497 | BEAM COUPLING DEVICE AND LASER PROCESSING MACHINE - A beam coupling device includes a light source, optical units, and a coupling optical system. The light source includes light emitters arranged in a first direction and a second direction, to emit light beams having a light ray direction intersecting the first and second directions from each of the light emitters. The optical units are arranged to guide each light beam for each set of light emitters arranged in the first direction in the light source. The coupling optical system is arranged to couple the light beams guided by each optical unit. Each of the optical units is arranged to direct outward the light ray direction of the light beam emitted by a light emitter that is located outside in the first direction for the set of light emitters, to guide the light beam from the light emitter into the coupling optical system. | 2022-08-25 |
20220271498 | ADAPTER ELEMENT FOR CONNECTING AN ELECTRONICS COMPONENT TO A HEAT SINK ELEMENT, SYSTEM COMPRISING AN ADAPTER ELEMENT OF THIS KIND, AND METHOD FOR PRODUCING AN ADAPTER ELEMENT OF THIS KIND - An adapter element ( | 2022-08-25 |
20220271499 | LONG WAVELENGTH VCSEL AND INTEGRATED VCSEL SYSTEMS ON SILICON SUBSTRATES - VCSELs designed to emit light at a characteristic wavelength in a wavelength range of 910-2000 nm and formed on a silicon substrate are provided. Integrated VCSEL systems are also provided that include one or more VCSELs formed on a silicon substrate and one or more electrical, optical, and/or electro-optical components formed and/or mounted onto the silicon substrate. In an integrated VCSEL system, at least one of the one or more electrical, optical, and/or electro-optical components formed and/or mounted onto the silicon substrate is electrically or optically coupled to at least one of the one or more VSCELs on the silicon substrate. Methods for fabricating VCSELs on a silicon substrate and/or fabricating an integrated VCSEL system are also provided. | 2022-08-25 |
20220271500 | VERTICAL EXTERNAL-CAVITY SURFACE-EMITTING LASER - A vertical external-cavity surface-emitting laser includes: a resonator comprising at least two mirrors; a semiconductor laser medium disposed in the resonator; and a Q switch provided in the resonator. | 2022-08-25 |
20220271501 | BEAM COMBINING DEVICE AND BEAM COMBINING METHOD FOR BRAGG GRATING EXTERNAL-CAVITY LASER MODULE - A beam combining device and method for a Bragg grating external-cavity laser module has a plurality of side by side light-emitting modules that use a Bragg grating to perform wavelength locking. Output light of the modules is incident to a beam combining element after passing through a focusing optical element for beam combining, and light subjected to beam combining is reflected partially and transmitted partially under the effect of a light splitting element. A part is incident into a dispersion element at a diffraction angle of the element. Parallel light is formed under the effect of a conversion optical element. Spots of the light beams of corresponding wavelengths of the light-emitting modules are formed on an image acquisition mechanism. Whether the wavelengths of the corresponding light-emitting modules are locked is determined by whether there is a deviation between preset spots and spots formed by the module on the acquisition mechanism. | 2022-08-25 |
20220271502 | LASER DRIVE APPARATUS, PULSE WIDTH ADJUSTING METHOD, AND SENSING MODULE - By eliminating the need to use a high-precision clock in pulse width detection for pulse width adjustment in a case where light-emitting elements as vertical-cavity surface-emitting lasers are pulse-driven, circuit configuration is simplified and cost is reduced. A laser drive apparatus according to the present technology includes a drive circuit unit that drives light-emitting elements as vertical-cavity surface-emitting lasers to emit light on the basis of a pulse signal, a pulse width detection unit that detects the pulse width of the pulse signal on the basis of the potential of a capacitor when the capacitor is charged on the basis of the pulse signal, and a control unit that performs control so that the pulse width is adjusted on the basis of a detection result of the pulse width. | 2022-08-25 |
20220271503 | TWO-DIMENSIONAL PHOTONIC-CRYSTAL SURFACE-EMITTING LASER - A two-dimensional photonic-crystal surface-emitting laser includes an active layer, a two-dimensional photonic crystal, and electrodes. The two-dimensional photonic crystal contains a plate-shaped base material arranged on one side of the active layer and different refractive index portions arranged at lattice points of a predetermined lattice in the base material and having a refractive index different from that of the base material, a band edge frequency for each position in an electric current supply region, which is at least a part of the two-dimensional photonic crystal, is monotonically increased in one direction parallel to the base material. Such a two-dimensional photonic crystal occurs when the different refractive index portion has a refractive index smaller than that of the base material, a filling factor, which is a ratio of a volume occupied by the different refractive index portion in a unit lattice constituting the lattice, is monotonically increased in the one direction. | 2022-08-25 |
20220271504 | EXTERNAL RESONANT LASER MODULE AND METHOD OF MANUFACTURING EXTERNAL RESONANT LASER MODULE - The laser module includes a QCL element, a MEMS diffraction grating, a first lens holder disposed on a side opposite to a side on which the MEMS diffraction grating is disposed with respect to the QCL element, a second lens holder disposed between the QCL element and the MEMS diffraction grating, a package, an electrode terminal disposed along an inner wall surface of the package, and a wire for electrically connecting the electrode terminal and the QCL element. An end portion of the wire on a side where the QCL element is disposed is disposed at a position between the first lens holder and the second lens holder when viewed from a direction orthogonal to a facing direction in which the first lens holder and the second lens holder face each other. | 2022-08-25 |
20220271505 | EXTERNAL RESONANT LASER MODULE - The laser module includes a QCL element, a MEMS diffraction grating, a lens holder for holding a lens disposed between the QCL element and the MEMS diffraction grating, and a package. The package includes a bottom wall, a side wall erected on the bottom wall and formed in an annular shape so as to surround a region in which the QCL element is accommodated, and a top wall closing an opening of the side wall on a side opposite to a side where the bottom wall is disposed. The top wall faces the bottom wall in a direction orthogonal to the optical axis direction of the lens, and the distance between the top wall and a surface of the lens holder on a side where the top wall is disposed is smaller than a thickness of the lens holder along the optical axis direction of the lens. | 2022-08-25 |
20220271506 | EXTERNAL RESONANT LASER MODULE - The laser module includes a QCL element, a MEMS diffraction grating, a lens holder holding a lens disposed between the QCL element and the MEMS diffraction grating, a package, an electrode terminal disposed along an inner wall surface of the package, and a wire for electrically connecting the electrode terminal and a coil. The top wall of the package faces the bottom wall of the package in a direction orthogonal to the optical axis direction of the lens. The MEMS diffraction grating includes an electrode pad electrically connected to the coil. The electrode pad is connected to the electrode terminal via the wire. A height position of the electrode pad with respect to the bottom wall is equal to or higher than a height position of the electrode terminal with respect to the bottom wall. | 2022-08-25 |
20220271507 | SURFACE EMITTING LASER DEVICE - A surface emitting laser device includes: a first semiconductor layer of a first conductive type; a second semiconductor layer including a first light reflecting layer of the first conductive type, a light generating layer, and a second light reflecting layer of a second conductive type, which are laminated in this order from a first semiconductor layer side; a laser diode structure partitioned in a plateau shape including a top surface by a removal portion in which the second semiconductor layer is dug down, and configured to emit a laser beam to the first semiconductor layer side; a first insulating layer formed inside the laser diode structure; and a second insulating layer covering the top surface. | 2022-08-25 |
20220271508 | SURFACE LIGHT-EMISSION TYPE SEMICONDUCTOR LIGHT-EMITTING DEVICE - A surface light-emission type semiconductor light-emitting device includes a first semiconductor layer; a light-emitting layer provided on the first semiconductor layer; a second semiconductor layer provided on the light-emitting layer; an uneven structure provided on the second semiconductor layer, the uneven structure including a protrusion and a recess next to the protrusion; a first metal layer covering the uneven structure; and a second metal layer provided between the uneven structure and the first metal layer. The second metal layer is provided on one of a bottom surface of the recess, an upper surface of the protrusion, or a side surface of the protrusion. The second metal layer has a reflectance for light radiated from the light-emitting layer, which is less than a reflectance of the first metal layer for the light. | 2022-08-25 |
20220271509 | SEMICONDUCTOR DEVICE - A semiconductor device according to the present application includes a semiconductor substrate, an n-type first cladding layer provided on the semiconductor substrate, an n-type second cladding layer provided on the first cladding layer, an active layer provided on the second cladding layer, a p-type third cladding layer provided on the active layer, a surface electrode provided above the third cladding layer, a back surface electrode provided below the semiconductor substrate and a p-type diffusion prevention layer provided between the first cladding layer and the second cladding layer. | 2022-08-25 |
20220271510 | SEMICONDUCTOR LASER ELEMENT AND METHOD FOR MANUFACTURING THE SAME - A semiconductor laser element includes: an n-side semiconductor layer formed of a nitride semiconductor; an active layer disposed on or above the n-side semiconductor layer and formed of a nitride semiconductor; a p-side semiconductor layer disposed on the active layer, formed of a nitride semiconductor, and including: an undoped first part disposed in contact with an upper face of the active layer and comprising at least one semiconductor layer, an electron barrier layer disposed in contact with an upper face of the first part, containing a p-type impurity, and having a band gap energy that is larger than a band gap energy of the first part, and a second part disposed in contact with the upper face of the electron barrier layer and comprising at least one p-type semiconductor layer containing a p-type impurity; and a p-electrode disposed in contact with the upper face of the second part. | 2022-08-25 |
20220271511 | CIRCUIT INTERRUPTERS WITH ELECTRONICALLY CONTROLLED LOCK OUT TAG OUT SYSTEMS AND RELATED ELECTRICAL DISTRIBUTION SYSTEMS AND METHODS - Circuit breakers with a housing with a line side and a load side and an electronically controlled lock-out lock member coupled to the housing configured to electronically controllably travel between a first position and a second position. In the second position, the lock member is in a lock-out position and prevents the handle from moving to an ON position associated with electrical current conduction and in the first position the lock member is translated to a position that allows the handle to move to the ON position. | 2022-08-25 |
20220271512 | WELDED BOARD AND STRUCTURE FOR ELECTRICAL CABINET - WELDED BOARD AND ELECTRICAL CABINET STRUCTURE presents a cabinet built with welded frames that use vertical and horizontal profiles, having an internal fastening wall with holes and cutouts to the fitting of a cage nut and an internal fastening tab, a side sealing surface, a front sealing surface and the isolation barrier, the structure being assembled with at least two welded frames, which are assembled in parallel and joined through four depth profiles, said depth profiles being joined directly to the welded frames vertices. | 2022-08-25 |
20220271513 | MODULAR AND PLUGGABLE PDU TO POWER TRAY/SHELF DEVICE - Implementations are described for a modular power distribution unit (PDU) for a rack-mountable power tray or power shelf. The modular PDU includes a housing defining an input face and an opposing output face, and a plurality of power cables extending to the input face. The modular PDU further includes one or more second power connectors arranged at the output face, and distribution circuitry configured to distribute power from a first power bus and a second power bus to the one or more second power connectors. The modular PDU further includes one or more fasteners configured to attach the output face of the housing to the face of the power tray or power shelf, wherein the one or more second power connectors are retained in a coupled configuration with the one or more first power connectors. | 2022-08-25 |
20220271514 | COVER EXTENSION FOR ELECTRICAL PANEL - A cover extension can be installed above or below a wall-mounted electrical panel (e.g., a circuit breaker panel) to cover an opening in the wall immediately above or below the panel. The cover extension includes a panel member, a bottom flange, and two top couplings and stop members. The flange extends downwards from the panel member bottom and is offset from the panel member so that it can fit behind the panel cover of the electrical panel to secure the cover extension bottom to the panel cover. The mechanical stops (e.g., brackets) are located on the panel member rear face and configured to each cause the respective coupling member on the panel member rear face to engage the cover extension to secure the cover extension top to the wall. | 2022-08-25 |
20220271515 | POWER CABINET - A power cabinet, which includes a cabinet body and an electric reactor, a power unit and a switch arranged in the interior of the cabinet body. In the interior of the cabinet body of the power cabinet, the electric reactor is arranged close to a first side in the interior of the cabinet body, and the power unit and the switch are arranged on a second side in the interior of the cabinet body, opposite to the first side. Moreover, these electric reactor, the power unit and the switch are all located in a lower space. In addition, in the power cabinet, the electric reactor and power unit dissipate heat in different chambers from the switch dissipates heat. | 2022-08-25 |
20220271516 | SWITCHGEAR SYSTEM HAVING TRANSLATABLE AND ROTATABLE TRUCK AND ASSOCIATED METHOD - A switchgear system includes a switchgear frame having an interior compartment and front opening and containing therein at least one electrical switchgear component. A truck carries an electrical component and is supported for movement on the switchgear frame. A drive mechanism connects the truck and is configured to rack in the truck into an electrically connected position with the at least one electrical switchgear component, rack out the truck from the electrically connected position into an electrically disconnected position, and rotate the truck upward from its disconnected position into a rotated position to allow operator access through the front opening to the at least one electrical component. | 2022-08-25 |
20220271517 | SWITCHGEAR SYSTEM HAVING CONTACT ARM ASSEMBLY FOR SWITCHGEAR CIRCUIT BREAKER - A contact arm assembly includes a contact arm defining a central axis and having a first end configured for electrical connection with a pole of a circuit breaker and a second end having a distal end defining a shoulder and an engagement that protrudes from the contact arm proximal to the shoulder. A plurality of contact fingers are mounted circumferentially on the second end of the contact arm and configured to electrically engage a primary circuit contact. Each contact finger has a body with a depression that receives the engagement for electrical contact. | 2022-08-25 |
20220271518 | MEDIUM-VOLTAGE SWITCHGEAR SYSTEM HAVING SINGLE PHASE BREAKER CONTROL - A medium-voltage switchgear system includes a three-phase circuit breaker having first, second and third single-phase vacuum interrupters connected between respective first, second and third single-phase inputs and first, second and third single-phase outputs. Magnetic actuators are connected to first, second and third single-phase vacuum interrupters, which are configured to receive an interrupt signal and in response, actuate the respective vacuum interrupter connected thereto into an open circuit condition. A controller circuit is connected to each of the first, second and third magnetic actuators and generates an interrupt signal in response to a detected single-phase overcurrent or fault on a single-phase circuit and interrupt that single-phase circuit on which the single-phase overcurrent or fault occurred and maintain power on the remaining two single-phase circuits over which a single-phase overcurrent or fault was not detected. | 2022-08-25 |
20220271519 | SWITCHGEAR SYSTEM HAVING TRUCK DRIVEN SHUTTER MECHANISM - A switchgear system may include a switchgear frame and a truck carrying a circuit breaker and supported for linear movement on the switchgear frame. A drive mechanism may rack in the truck and the circuit breaker is in electrical connection with primary circuit contacts, and may rack out the truck and the circuit breaker is electrically disconnected from the primary circuit contacts. As the drive mechanism racks in the circuit breaker, a shutter linkage moves a shutter opened, and as the drive mechanism racks out the circuit breaker, the shutter linkage moves the shutter closed over the primary circuit contacts. | 2022-08-25 |
20220271520 | CABLE FEEDTHROUGH FOR A CONTROL CABINET - A cable feedthrough for a control cabinet having a casing that can be closed with a casing cover. The cable feedthrough includes a frame which is open on one side and can be fastened detachably to and flush with an end face of the casing. At least one removable feed element for feeding through a cable is situated in the frame. | 2022-08-25 |
20220271521 | Mounting Bracket with Bendable Tabs for Electrical Boxes - A mounting bracket for electrical boxes that can include a mounting body with a central opening, a front face, a first and second set of keyhole features, a first bendable tab located adjacent a first side of the central opening, and a second bendable tab located adjacent a second side of the central opening. The first bendable tab can be bendable rearward away from the front face of the mounting body to engage an exterior surface of a side wall of the first electrical box and thereby secure the first fasteners within the first set of keyhole features. The second bendable tab can be bendable rearward away from the front face of the mounting body to engage an interior surface of a side wall of the second electrical box and thereby secure the second fasteners within the second set of keyhole features. | 2022-08-25 |
20220271522 | Support Assembly for Power Conductors - A support assembly, for supporting one or more conductors of a low voltage power distribution system, can include an adjustable clip subassembly. The adjustable clip subassembly can include a housing, a clip, and a biasing element. The housing can define a receiving space, and the clip can define a receiving region. The clip can be positioned within the receiving space so that the receiving region receives the housing. The biasing element can be disposed between the clip and the housing and configured to bias the clip away from the housing. The subassembly can be configured to move between an open configuration and a closed configuration. In the open configuration, the clip can compress the biasing element against the housing, allowing for insertion of a conductor into the receiving space. In the closed configuration, clip can be laterally translated, relative to the open configuration, to engage the conductor. | 2022-08-25 |
20220271523 | RECLOSER LOCKOUT METHODS AND RELATED DEVICES - Methods of controlling lockout of a switching or isolating component of an electrical grid are provided. A method of controlling lockout of a switching or isolating component includes, responsive to a plurality of trips occurring at the switching or isolating component during a predetermined time window, incrementing, by the switching or isolating component, a plurality of counters, respectively, and determining whether a number of the trips meets or exceeds a predetermined threshold. Moreover, the method includes, responsive to meeting or exceeding the predetermined threshold, driving the switching or isolating component to lockout. Related switching or isolating components are also provided. | 2022-08-25 |
20220271524 | LOW-VOLTAGE CIRCUIT BREAKER AND POWER MEASURING ARRANGEMENT - A power value for a low-voltage AC circuit, such as low-voltage circuit breaker, is derived. A voltage between conductors of the low-voltage AC circuit is ascertained and a current of at least one conductor is ascertained by a Rogowski coil, which outputs an analog voltage that is an equivalent to the level of the electric current. The analog voltage of the Rogowski coil is integrated and then digitized, and the level of the voltage is digitized. A power value is calculated in each case from a sample value of the current and an interpolated voltage value. The interpolated voltage value is in each case ascertained from two successive sample values of the voltage such that a phase error generated by the Rogowski coil or/and the integrator is compensated for in relation to the electric current in the conductor and a phase error-free power value is ascertained. | 2022-08-25 |
20220271525 | METHOD FOR USING SEMICONDUCTOR INTELLIGENCE LINE - The method for using semiconductor intelligence line of the invention, which is to set the semiconductor intelligence line on the drain source voltage axis of the first semiconductor output characteristic, has a gate voltage setting, which indicates the function of limiting the application limit of the drain source current on the output characteristic. | 2022-08-25 |
20220271526 | Transformer with flux linkage control and method for suppressing magnetizing inrush current of transformer - A method for suppressing magnetizing inrush current of the transformer with flux linkage control includes connecting a small-capacity direct current/alternating current (DC/AC) converter with the secondary winding or auxiliary winding of transformer, detecting the primary side phase voltage before closing load, inducing the core flux linkage reference according to the relationship between the winding voltage and core flux linkage. The core flux linkage closed-loop PI control system is constructed to control the converter voltage in the synchronous coordinate, then the core flux linkage can track its reference with no static error, thus the sinusoidal flux linkage with 90-degree difference from the grid voltage can be pre-established in the core before no-load closing. By these methods, no matter when the main transformer closes, the core flux linkage is always in the steady state, and the magnetizing inrush current can be eliminated completely. | 2022-08-25 |
20220271527 | TRANSFORMER OVERCURRENT PROTECTION - A system and method for determining when an electronic interrupting device will open in response to detecting overcurrent, where the interrupting device protects a transformer in a power distribution network. The method includes obtaining a time/current through fault protection curve that is defined by a plurality of time/current points for the transformer that identifies when the transformer may experience thermal or mechanical damage in response to a certain current flow over a certain time in the transformer windings, selecting a time multiplier, and determining an operating curve for the interrupting device by multiplying the multiplier and a time portion of each of the plurality of time/current points on the through fault protection curve, where the operating curve identifies when the interrupting device will open in response to a certain current flow over a certain time. | 2022-08-25 |
20220271528 | ELECTRICAL INTERLOCK SYSTEM FOR SWIMMING POOLS - The Electrical Interlock System (EIS) for Swimming Pools provides the interconnection of the chemical feeders, main pool pump and flow rate in order to meet the government regulatory requirements. The EIS will have the ability to determine if the main pool pump is on, adequate water flow is present and vacuum pressure is within limits. In addition the EIS will provide GFCI protection regardless of electrical manufacturer and pool equipment manufacturer. Based on these conditions, the EIS will provide power to the main pool pump and chemical feeders or disconnect power as required. | 2022-08-25 |
20220271529 | POWER DISTRIBUTION NETWORK - Provided is a power distribution network. The power distribution network comprises a ring-formed power line and a plurality of power nodes connected to the ring-formed power line. In addition, the power distribution network includes a plurality of circuit protection units, wherein each of the circuit protection units is provided between one of the plurality of power nodes and the ring-formed power line or on the ring-formed power line between two adjacent power nodes. The present disclosure is defined by the accompanying claims and is not limited to the particulars of the embodiments of the above detailed description. | 2022-08-25 |
20220271530 | MICROGRID POWER FLOW MONITORING AND CONTROL - A microgrid power flow monitoring and control system is described herein. The control system may determine active and reactive power sharing shortage on the electric power delivery system. The control system may utilize the control strategies of generation units, such as ISO control, droop control and constant power control to estimate power flow within a microgrid or other isolated system. A control strategy of one or more generators may be modified based on the determined power flow. | 2022-08-25 |
20220271531 | METHOD FOR COMPUTER-IMPLEMENTED DETERMINATION MAXIMIZATION OF ANNUAL ENERGY PRODUCTION OF WIND TURBINES OF A WIND PARK - A method for computer-implemented maximization of annual energy production of several wind turbines of a wind park is provided. The method considers the impact of individual turbine manufacturing tolerances on the turbine performance, thereby avoiding under-utilization of those wind turbines. The method includes: receiving, by an interface, one or more actual manufacturing tolerances of characteristic values for each of the number of wind turbines; determining, by a processing unit, for each of the number of wind turbines a power versus wind speed map which is calculated from a given turbine model with the one or more actual manufacturing tolerances of the respective wind turbines as input parameters; determine, based on the power versus wind speed map of each of the number of wind turbines a respective performance measure; and assign a selected siting position for each wind turbine in the wind park according to its determined performance measure. | 2022-08-25 |
20220271532 | ENERGY STORAGE SYSTEM AND SWITCHING POWER SUPPLY THEREOF - An energy storage system and a switching power supply thereof are provided in the present disclosure. An alternating current AC input terminal of the switching power supply is connected to an AC power source via a protection fuse unit. A direct current DC input terminal of the switching power supply is connected to an energy storage unit in the energy storage system via a protection fuse unit. An output terminal of the switching power supply is connected to a master control unit in the energy storage system and an additional load in the energy storage system. Therefore, the switching power supply can receive electric energy from at least one of the energy storage unit and the AC power source, and supply power to the master control unit and the additional load in the energy storage system. | 2022-08-25 |
20220271533 | Transparent Customizable and Transferrable Intelligent Trading Agent - A method of trading electrical energy is provided. The method comprises a smart agent receiving state data affecting electricity usage within an electrical power grid over a specified time period and forecasting, with a supply/demand model, supply and demand for electricity within the power grid according to the state data. The smart agent uses a reinforced learning neural network to calculate a price for electricity according the state data and forecasted supply and demand. The smart agent submits an order to a matching engine to buy or sell electricity on the power grid at the calculated price according to specified market rules. The smart engine receives an acknowledgment from the matching engine if the order is matched to another agent on the power grid or a rejection from the matching engine if the order is not matched to another agent. | 2022-08-25 |
20220271534 | EFFICIENT KNOWLEDGE DISSEMINATION METHOD FOR DISTRIBUTION AUTOMATION WITH DISTRIBUTED CONTROLS - A system and method for disseminating information and data throughout a power distribution network. A timer is set in each of the network endpoint switching devices that expire at the same time. A message is sent from each endpoint device to its neighbor switching device(s) when the timer expires that includes data about the endpoint switching device, and the message is received from the endpoint switching device at a receiving side of the neighbor switching devices. A message is sent from the neighbor switching devices to their neighbor switching devices at a sending side of the neighbor switching devices that includes data about the endpoint switching device and the neighbor switching device of the endpoint switching device. The messages are continually sent through the switching devices in this manner until all of the switching devices have the data about all of the other switching devices in a division or feeder. | 2022-08-25 |
20220271535 | DISTRIBUTED LEDGER FOR TRANSACTING WITH GRID CONSTRAINTS TO ENSURE GRID STABILITY - A for ensuring grid stability by using a distributed ledger, the method comprising the steps: measuring metrics from a plurality of distributed energy resource, DER, wherein said metrics are related to grid stability; storing (a) said metrics/measurements in the distributed ledger; transferring said metrics from the distributed ledger into a smart contract ( | 2022-08-25 |
20220271536 | DEVICE FOR CONNECTING TWO ALTERNATING VOLTAGE NETWORKS AND METHOD FOR OPERATING THE DEVICE - A connecting device for connecting two n-phase alternating voltage grids of the same frequency includes n susceptance elements each having continuously variable susceptance values. Through the use of each susceptance element, two connecting conductors, which are associated with one another, of the alternating voltage grids can be connected to one another and the active power exchange between the AC voltage grids can be controlled by varying the susceptance values in a targeted manner. A method for operating the connection device is also provided. | 2022-08-25 |
20220271537 | CHARGE/DISCHARGE MANAGEMENT IN ELECTROCHEMICAL CELLS, INCLUDING PARTIAL CYCLE CONTROL - Electrochemical cell and battery management systems are generally provided. The systems can comprise an electrochemical cell and a controller. In some cases, the controller can be used to control various aspects of the charge and/or discharge of the electrochemical cell. In some cases, the system can comprise one or more strings of cells. | 2022-08-25 |
20220271538 | POWER ELECTRONICS-BASED BATTERY MANAGEMENT - Methods, systems, and devices for power electronics-based (PE-based) battery management. A system may include a set of battery strings, where each battery string may include a set of battery modules, and where each battery module may include a set of battery cells. The system may also include a set of power converters, where each power converter may be coupled with at least one battery string. A power electronics-based (PE-based) BMS may provide one or more battery management functions for at least one corresponding battery string while also monitoring or controlling a corresponding power converter. | 2022-08-25 |
20220271539 | BATTERY SYSTEM - A battery system having an output for supplying electrical energy to an electric drive motor of a vehicle, the battery system comprising: a first electrical energy store having a first nominal voltage and being configured to provide a first electrical energy output at a first voltage, the first electrical energy store being connected to a voltage conversion unit; a second electrical energy store having a second nominal voltage, the second nominal voltage being greater than the first nominal voltage, and being configured to provide a second electrical energy output at a second voltage, the second electrical energy store being connected to the output of the battery system; and the voltage conversion unit connecting the first electrical energy store and the second electrical energy store and being configured to convert between the first voltage and the second voltage, and the voltage conversion unit being connected to the output of the battery system such that the first electrical energy store is connected to the output of the battery system via the voltage conversion unit. | 2022-08-25 |
20220271540 | BATTERY SYSTEM AND CONTROL METHOD - A battery system includes: a charging apparatus; a plurality of battery modules to connectable in parallel with the charging apparatus; and a controller, in which each of the plurality of battery modules has a battery, and the controller obtains, when a charging command is received, a voltage value of the battery of each of the plurality of battery modules, identifies a first battery having a lowest voltage value and a second battery having a second lowest voltage value, starts charging of the first battery, and after starting the charging of the first battery, starts charging of the second battery when a difference value between a voltage value of a first battery module and the voltage value of the second battery becomes equal to or less than a first threshold value. | 2022-08-25 |
20220271541 | PRE-CHARGING USING CENTER POINT NODE - A device for connecting a first network comprising a first energy storage element and a second network comprising a second energy storage element includes switching circuitry and pre-charging circuitry. The switching circuitry is configured to electrically couple the first network and the second network. The switching circuitry comprises a first switching element configured to bi-directionally allow current between the first network and a center point node when operating in a closed state. The switching circuitry further comprises a second switching element configured to bi-directionally allow current between the second network and the center point node when operating in a closed state. The pre-charging circuitry is configured to limit current to the center point node when a first voltage at the first energy storage element equalizes with a second voltage at the second energy storage element. | 2022-08-25 |
20220271542 | EXPANSION MODULE FOR A DC CHARGING POINT AND CORRESPONDINGLY EXTENDED DC CHARGING POINT - An expansion module ( | 2022-08-25 |
20220271543 | LARGE-FORMAT BATTERY MANAGEMENT SYSTEMS WITH GATEWAY PCBA - A battery system with a large-format Li-ion battery pack powers attached equipment by discharging battery cells distributed among a plurality of battery packs. A limp home notification is generated from a smart lithium-ion battery pack to one or more application devices using an analog signal. The battery pack may provide broadcast messages over electronic communication lines, that includes state of charge (SoC), fault status, etc. which can be read by one or more application devices to enter limp home mode. In another example, a “fully charged” notification is generated from the smart lithium-ion battery pack to one or more application devices using an analog signal. The end device powered by the battery pack system receives and reacts to the outputted fully charged signal by modifying the state of the circuitry on the end device. | 2022-08-25 |
20220271544 | LARGE-FORMAT BATTERY MANAGEMENT SYSTEMS WITH GATEWAY PCBA - A battery system with a large-format Li-ion battery pack powers attached equipment by discharging battery cells distributed among a plurality of battery packs. A limp home notification is generated from a smart lithium-ion battery pack to one or more application devices using an analog signal. The battery pack may provide broadcast messages over electronic communication lines, that includes state of charge (SoC), fault status, etc. which can be read by one or more application devices to enter limp home mode. In another example, a “fully charged” notification is generated from the smart lithium-ion battery pack to one or more application devices using an analog signal. The end device powered by the battery pack system receives and reacts to the outputted fully charged signal by modifying the state of the circuitry on the end device. | 2022-08-25 |
20220271545 | COMBINED STORAGE CASE FOR ELECTRONIC DEVICE ACCESSORIES - A combined storage case for electronic device accessories has a base case, a first case for receiving a transmission line or an earphone, and a power bank for charging an electronic device. The base case is provided with at least one first receptacle, a plug, and a car charger. An inner surface of the base case is provided with two first connecting parts. The first case is detachably connected with the base case via two second connecting parts. The power bank is detachably connected with the base case via two third connecting parts. The power bank and the base case engage with each other via a positioning recess and a position protrusion. The power bank and the first case are stably mounted on the base case by two magnetic elements attracting each other. | 2022-08-25 |
20220271546 | AEROSOL-GENERATING SYSTEM WITH CHARGING DEVICE AND AEROSOL-GENERATING DEVICE WITH END CONTACTS - An electrically operable aerosol-generating system is provided, including: a charging device including a primary power source and a housing to retain the power source; and an aerosol-generating device including a secondary power source and having proximal and distal ends and a body extending therebetween, the charging device having a docking arrangement including a docking space between a first end and an opposing second end spaced therefrom, the first and second ends being walls of the housing, electrical contacts on at least one of the proximal or distal ends of the device to engage with corresponding electrical contacts on at least one of the first and second ends of the docking arrangement, and the electrical contacts include a positive and a negative electrical contact, at least one of which being an annular electrical contact, arranged concentrically on the at least one of the proximal or distal ends. | 2022-08-25 |
20220271547 | ENERGY EFFICIENT BATTERY CHARGER - Provided is a battery charger. The battery charger comprises a power converter, an input power connector, and an output power connector. The input power connector is configured to be connected to a power source such that the input power connector is arranged between the power converter and the power source. The output power connector is configured to be connected to an electronic device such that the output power connector is arranged between the power converter and the electronic device. The battery charger further includes a power control relay configured to connect the power converter to the input power connector. The battery charger further includes a timer device configured to disconnect the power converter from the input power connector after a predetermined amount of time has elapsed. | 2022-08-25 |
20220271548 | PASSIVE ARC DETECTION AND MITIGATION IN WIRELESS POWER TRANSFER SYSTEM - A charging system for charging a battery includes a rectifier that rectifies power received from an AC power source into a DC signal for charging the battery and an arc detection circuit that measures noise added to the DC signal and generates a measured noise signal. A processor analyzes the measured noise signal to detect a series-arc and, when a series-arc is detected, causes a shunt of the AC current of the rectifier for a period of time to reduce a DC output of the rectifier toward zero. A passive arc detection circuit is inserted between the rectifier and the battery and includes a filter capacitor and a sense resistor in parallel with a smoothing capacitor. A voltage across the sense resistor is amplified, digitized, and outputted as the measured noise signal. The DC signal may be scanned to obtain the measured noise signal in different frequency windows. | 2022-08-25 |
20220271549 | NEURAL NETWORK STATE-OF-CHARGE ESTIMATION - An approach to control or monitoring of battery operation makes use of a recurrent neural network (RNN), which receives one or more battery attributes for a Lithium ion (Li-ion) battery, and determines, based on the received one or more battery attributes, a state-of-charge (SOC) estimate for the Li-ion battery. | 2022-08-25 |
20220271550 | MANAGEMENT APPARATUS FOR ENERGY STORAGE DEVICE, ENERGY STORAGE APPARATUS, AND INPUT/OUTPUT CONTROL METHOD FOR ENERGY STORAGE DEVICE - The present invention comprises a voltage detection circuit for measuring the voltage of an assembled battery | 2022-08-25 |
20220271551 | ENERGY STORAGE SYSTEM FOR A VEHICLE - An energy storage system for a vehicle, includes one or more battery units for storing electrical energy; at least one high voltage switch for connection and disconnection of the one or more battery units to at least one load, such as an electrical machine; a fuse for disconnection of the one or more battery units when the energy storage system experiences an overcurrent being above a predetermined overcurrent value. The energy storage system is configured to during use, identify if a condition has occurred which requires immediate shutdown of the energy storage system. | 2022-08-25 |
20220271552 | ELECTRIFIED POWERTRAIN WITH METHOD FOR DETERMINING BATTERY LIMITS BASED ON CELL FACTORS - A method for adapting a usage level of a battery pack includes measuring cell sense data for each respective battery cell using a cell sense circuit, the cell sense data including a cell voltage, current, and temperature. The method includes processing the cell sense data, for each respective battery cell, through multiple battery state functions of a controller to generate numeric cell degradation values (CDVs). The battery state functions are calibrated relationships of the cell sense data to predetermined battery fault conditions. Thereafter, the method includes automatically adapting the usage level of the battery pack during operation of the battery pack, via the controller, based on the numeric CDVs. An electric powertrain system includes the battery pack, cell sense circuit, a rotary electric machine, and a controller configured to execute the above method. | 2022-08-25 |
20220271553 | ELECTRIC POWER CONTROL SYSTEM AND POWER SUPPLY SYSTEM - An electric power control system includes: a bidirectional electric power converter including AC and DC terminals, the AC terminal being connected to an AC power system, the DC terminal being connected to a DC power system to which one or more DC power loads are connected, the bidirectional electric power converter mutually converting AC power of the AC power system and DC power of the DC power system; an electric power storage that is connected to the DC power system and stores electric power of the DC power system; and a bidirectional electric power conversion controller that performs first control of controlling an output or input of the AC terminal of the bidirectional electric power converter such that a charge current, discharge current, charge electric power, or discharge electric power of the electric power storage coincides with a predetermined target current value or a predetermined target electric power value. | 2022-08-25 |
20220271554 | UNIVERSAL AND VERSATILE CHARGER FOR ELECTRIC VEHICLE BATTERY - A charger operable to charge a battery of an electric vehicle from an electric power grid. The charger includes a first connector unit operable to connect the charger to the electric power grid, an AC/DC converter, a set of filters provided between the first connector unit and the AC/DC converter, a second connector unit operable to connect the charger to the battery, and a configurator provided between the first connector unit and the set of filters, the configurator being provided with a set of switches and/or relays operable to switch between a three-phase operation and a single-phase operation to charge the battery from the electric power grid. | 2022-08-25 |
20220271555 | INFORMATION HANDLING SYSTEM WITH BATTERY POWER MANAGEMENT - An information handling system includes a battery, an embedded controller, and a processor. The embedded controller collects a battery charge status for the battery, and provides the battery charge status to the processor. The processor also receives data indicating a current battery discharge rate. The processor determines a second battery discharge rate based on operations to be performed during a period of time. The processor also determines a needed battery charge level at a start of the period of time. Based on the battery charge status, the current battery discharge rate, the second battery discharge rate, and the needed battery charge level, the processor sets the information handling system in a state to achieve the battery charge level. | 2022-08-25 |
20220271556 | CURRENT CONTROL FOR MULTI-PORT CHARGING CIRCUIT - In a described example, a circuit includes a port power path circuit having a power input and a first overload output. An interlock logic circuit has an interlock input, a current limit input and a current limit set output. The current limit input is coupled to the first overload output, and the interlock input is adapted to be coupled to a second overload output of a second port power circuit. The interlock logic circuit is configured to delay providing an output signal to the current limit set output responsive to an overload signal at the current limit input. | 2022-08-25 |
20220271557 | CHARGING METHOD AND APPARATUS, ELECTRONIC DEVICE AND STORAGE MEDIUM - A charging method may include: determining a time interval for charging a battery according to historical charging data; charging the battery via a first charging policy within the time interval, the first charging policy including a first preset charging parameter; acquiring a present charging parameter when the battery is charged according to the first charging policy; and when the present charging parameter reaches the first preset charging parameter, maintaining a present electric quantity of the battery; determining a starting time when the battery is charged according to a second charging policy according to a state of a terminal device and a cut-off time of the time interval; and in response to determining that a time duration while maintaining the present electric quantity reaches the starting time, charging the battery via the second charging policy, and charging the battery full from the present electric quantity before the cut-off time. | 2022-08-25 |
20220271558 | CHARGING CIRCUIT AND ELECTRONIC DEVICE - A charging circuit and an electronic device are provided. The charging circuit includes a transmitting circuit. The transmitting circuit is configured to wirelessly transmit electric energy to a receiving circuit, receive a feedback signal of the receiving circuit, and wirelessly transmit a control signal to the receiving circuit. | 2022-08-25 |
20220271559 | POWER SOURCE CONTROL DEVICE - A redundant power source ECU detects for failure of a power source of a primary system from a first DC-to-DC converter. In cases in which a failure has been detected during autonomous driving, the redundant power source ECU performs control to cause operation by a sub battery of a predetermined secondary system component that draws an inrush current, regardless of whether or not operation has been requested. | 2022-08-25 |
20220271560 | POWER SUPPLY CIRCUIT - A power supply circuit includes PCU switches provided in respective positive wires of a first power source conduction path and a second power source conduction path which connect a first generator respectively to a first power transmission bus and a second power transmission bus, and further includes power transmission bus switches provided in respective negative wires of a first load conduction path and a second load conduction path which connect respectively the first power transmission bus and the second power transmission bus to a first load. | 2022-08-25 |
20220271561 | Power Supply Assembly - A power supply assembly including an alternating current primary source connection, a direct current secondary source connection, an alternating current load connection, a DC link, a direct-current converter connected electrically between the secondary source connection and the DC link, and a load supply converter connected electrically between the DC link and the load connection. The power supply assembly includes a trickle charger converter connected electrically between at least one alternating current connection and the secondary source connection, a nominal power of the trickle charger converter being less than nominal powers of the direct-current converter and the load supply converter. | 2022-08-25 |
20220271562 | POWER SOURCE SWITCHING CONTROL SYSTEM AND POWER SOURCE SWITCHING CONTROL METHOD - In the power source switching control system, a circuit breaker includes a controller and an on/off apparatus. The controller controls, based on a signal of a monitor, the on/off apparatus to adjust an on/off state of a power source connected to the circuit breaker, that is, adjust, from an on state to an off state based on a switch-off signal of the monitor, a working power source that is currently working, and adjust a backup power source from an off state to an on state based on a switch-on signal of the monitor, to implement a process of power source switching between the working power source and the backup power source. | 2022-08-25 |
20220271563 | SYSTEM AND METHOD FOR BLACK STARTING POWER PLANT - An auxiliary power source is configured to black start a power plant. The auxiliary power source includes a first power source having an auxiliary generator driven by an auxiliary drive. The auxiliary power source also includes a second power source having energy storage. The auxiliary power source is configured to supply power from the first and second power sources to support the black start of the power plant. | 2022-08-25 |
20220271564 | ELECTRONIC DEVICE FOR WIRELESSLY CHARGING EXTERNAL ELECTRONIC DEVICE - An electronic includes: a housing including a first plate, a second plate, and a side member; a display; a conductive coil parallel to the second plate and disposed between the display and the second plate; a wireless charging circuitry electrically connected to the conductive coil; and a processor operatively connected with the display and the wireless charging circuitry. The wireless charging circuitry receives a signal for wirelessly transferring power to an external electronic device from the processor, receives information about the external electronic device, receives a power control signal from the external electronic device via the conductive coil, applies a charging current of a first frequency to the conductive coil based at least in part on a request signal, increases a frequency of the charging current, compares the increased frequency with a first value, and adjusts a duty cycle of the charging current. | 2022-08-25 |
20220271565 | Wireless Medical Device Powering System - Disclosed herein is a wireless medical device powering system configured to power an untethered medical device including a first medical device having an induction receiving coil, the induction receiving coil in communication with each of one or more electrical systems and a first medical device console comprising one or more processors, a non-transitory computer readable medium, and a plurality of logic modules. The system can include a wireless powering device configured to wirelessly provide power to the first medical device, the wireless powering device having a body including an induction transmitting coil. | 2022-08-25 |
20220271566 | MAGNETOINDUCTIVE WAVE CONTROL - A method of configuring a metamaterial structure comprising a plurality of electrical resonators ( | 2022-08-25 |
20220271567 | Circuit for Managing Multi-Band Operations of A Wireless Power Transmitting Device - Techniques are described for managing operations of a wireless-power-transmitting device, capable of operating in multiple radio-frequency (RF) bands. An example integrated circuit includes (i) an interface to couple with a power amplifier, (ii) an encryption block configured to authorize wireless-power-receiving devices, and (iii) a processing subsystem. The processing subsystem is configured to determine, using the encryption block, that multiple wireless-power-receiving devices are authorized to receive wirelessly-delivered power at multiple distinct frequencies. And after determining that the multiple wireless-power-receiving devices are authorized to receive wirelessly-delivered power, the processing subsystem provides multiple input signals, including signals having different respective frequencies, to the power amplifiers via the interface, to be amplified such that, when the amplified signals are sent to antennas, the antennas transmit RF signals to multiple receivers at multiple frequencies. The processing subsystem, interface, and encryption block are on a single integrated circuit. | 2022-08-25 |
20220271568 | NFC CHARGING - A device includes: an NFC controller; a microcontroller; a charging circuit for an external battery; an energy recovery device; an antenna; and a switch. The NFC controller is configured to selectively control the switch in order to couple the energy recovery device to the charging circuit. | 2022-08-25 |
20220271569 | SYSTEMS AND METHODS FOR WIRELESS POWER DELIVERY - Disclosed are systems configured to deliver wireless charging power to electronic devices and methods for delivering wireless charging power. In some implementations, a system can include a programmable radio-frequency generator capable of generating a beam of electromagnetic pulsed radiation and plurality of solid-state amplifiers to amplify the beam of electromagnetic pulsed radiation. The amplified beam of electromagnetic pulsed radiation can be configured to wirelessly charge electronic devices at distances greater than about 100 meters. | 2022-08-25 |
20220271570 | INTEGRATED TRANSMITTER-TRANSFORMER FOR WIRELESS CHARGING - Systems, methods and apparatus for wireless charging are disclosed. A charging device includes a power transmitting coil, a transformer and a driver circuit. The power transmitting coil may be configured to produce an electromagnetic flux centered on an axis that is substantially perpendicular to a plane surface of the planar magnetic core. The transformer may be located adjacent to the planar magnetic core and the driver circuit may be configured to use a stepped-up voltage received from the transformer to provide a charging current to the power transmitting coil. The transformer may include a magnetic half-core that contacts the planar magnetic core such that the planar magnetic core completes a magnetic path through the magnetic half-core. | 2022-08-25 |
20220271571 | TO-BE-CHARGED DEVICE, WIRELESS CHARGING DEVICE, AND WIRELESS CHARGING METHOD - Provided are a to-be-charged device, a wireless charging device, and a wireless charging method. The to-be-charged device includes a battery, at least two wireless receiver circuits, and a control circuit. Each of the at least two wireless receiver circuits is coupled to the battery, and is configured to receive an electromagnetic signal transmitted by a wireless charging device, and convert the electromagnetic signal into a charging current for charging the battery. The control circuit is coupled with each of the at least two wireless receiver circuits, and is configured to, in various charging stages or in different charging modes, control at least one of the at least two wireless receiver circuits to charge the battery. | 2022-08-25 |
20220271572 | CLASSIFYING AND DETECTING FOREIGN OBJECTS USING A POWER AMPLIFIER CONTROLLER INTEGRATED CIRCUIT IN WIRELESS POWER TRANSMISSION SYSTEMS - A wireless power transmitting system includes a power amplifier comprising a plurality of measurement points and a power amplifier controller integrated circuit (IC). In some embodiments, the power amplifier controller IC performs synchronization of the various components of the power amplifier, conducts impedance and temperature measurements at the measurements points, determines if a foreign object is within the transmission range of the wireless power transmitter, and decides if a shutdown of the power amplifier is needed. In some embodiments, the power amplifier controller IC determines through a transmitter controller IC, the presence of a foreign object within the transmission range and adjusts the power transmission to one or more receivers. | 2022-08-25 |
20220271573 | POWER SUPPLY APPARATUS AND CONTROL METHOD THEREOF - A power supply apparatus performs control so as to perform first search processing for detecting a power reception apparatus based on at least one communication method from among a plurality of communication methods, before performing power supply to the power reception apparatus detected in the first search processing, to perform second search processing for detecting a communication apparatus other than the power reception apparatus based on at least one communication method from among the plurality of communication methods, and if a communication apparatus other than the power reception apparatus is not detected in the second search processing, to transition to a state where power supply to the power reception apparatus is possible. | 2022-08-25 |
20220271574 | IMPLANT LOCATION DETECTION AND ADAPTIVE TEMPERATURE CONTROL - Devices, systems, and techniques are described to detect when a power transmitting and receiving system is in an inefficient position, which may cause a thermal response that less desirable than a more efficient position. The system may power transmitting device configured to wirelessly transfer electromagnetic energy to a power receiving device. Processing circuitry of the system may compute a target output power deliverable by the power transmitting device for a first duration and control the power transmitting device to output the target output power based in part on a heat limit. The processing circuitry may further calculate an energy transfer efficiency to the power receiving unit, update an adjustment factor based on the calculated energy transfer efficiency, and apply the adjustment factor to the heat limit for a subsequent duration. | 2022-08-25 |
20220271575 | LEARNING ALGORITHM FOR RECHARGE SYSTEM - Devices, systems, and techniques are described to provide consistent power transfer from a power transmitting unit to power receiving unit. In an example of recharging an electrical energy storage device, e.g., a battery, consistent power transfer may result in consistent recharge durations. A system may include a training mode in which a user may change a location of the power transfer unit relative to the power receiving unit. The system may provide an output to the user with a relative for a consistent power transfer. In other examples, a power transfer system may include a learning algorithm that measures and stores the power transfer during power transfer for a number of sessions over time. The learning algorithm may provide an output to a user of a relative location and/or relative orientation of the power transfer unit and power receiving unit that provides a consistent power transfer. | 2022-08-25 |
20220271576 | RECEIVING DEVICE AND TRANSMITTING DEVICE FOR WIRELESS CHARGING, AND WIRELESS CHARGING SYSTEM - A receiving device and a transmitting device for wireless charging, and a wireless charging system are provided. The receiving device includes at least two receiving circuits, each of the receiving circuits is connected to a battery of the receiving device, and each of the at least two receiving circuits include a receiving coil configured to generate electric power driven by an alternating magnetic field and charge the battery. While performing wireless charging by the transmitting device, the at least two receiving coils of the receiving device are configured to align at least two corresponding transmitting coils of the transmitting device, respectively. | 2022-08-25 |
20220271577 | MOTOR STATOR ASSEMBLY - A motor stator assembly includes stator yoke, coil sets connected to the stator yoke, and a positioning plate removably connected to the stator yoke. Each coil set has a coil member with two terminal legs. The positioning plate has though openings. The terminal legs of each coil set extend through one of the through openings. The electrical conductor set has conductor layers and an insulating part encapsulating the conductor layers. Each conductor layer has conductor components each having connection holes exposed from the insulating part. One of the terminal legs of each coil set extends through one of the connection holes of one of the conductor components of one of the conductor layers. | 2022-08-25 |
20220271578 | MOTOR ARMATURE STRUCTURE AND MOTOR ARMATURE MANUFACTURING METHOD - There is provided a motor armature structure including an armature that includes: a winding body; an armature core having a plurality of winding cores; and a structure framework, at least a part of the structure framework includes an insulating member, and the armature core includes a molded magnetic material admixture. | 2022-08-25 |
20220271579 | STATOR OF ELECTRIC MACHINE - A stator with concentrated windings includes a ferromagnetic core having a central axis, an electrical insulation system disposed on the ferromagnetic core and a winding disposed on the insulation system to be mechanically locked thereto and electrically insulated from the ferromagnetic core; the ferromagnetic core includes a plurality of radial teeth without pole shoe and each tooth has a radial length, an axial depth and a width orthogonal to the radial length and axial depth; the ratio between the slot pitch and the width of the tooth is between 1.2 and 1.5, preferably between 1.3 and 1.4. | 2022-08-25 |
20220271580 | STATOR DEVICE FOR AN ELECTRIC MACHINE, AND ELECTRIC MACHINE - The invention relates to a stator device ( | 2022-08-25 |
20220271581 | MOTOR AND ROTOR STRUCTURE THEREOF - A motor and a rotor structure thereof are disclosed. The rotor structure includes a rotor core. The rotor core has a plurality of magnetic member units arranged around a periphery of the rotor core. Each magnetic member unit includes two first magnetic members and a second magnetic member. The two first magnetic members are obliquely arranged in a V shape relative to a center of the rotor core. The second magnetic member extends transversely between the two first magnetic members. Each first magnetic member has at least two permanent magnets that are arranged obliquely. The motor further includes a stator core covering the rotor core. The stator core has a plurality of stator windings arranged annularly. The stator windings correspond to the magnetic member units. The rotor structure has high structural strength, and the phenomenon of stress concentration is less obvious when the motor is running. | 2022-08-25 |
20220271582 | Rotor for an Electric Machine and Electric Machine Having a Rotor | 2022-08-25 |
20220271583 | INSERTS FOR MOTOR ROTOR CORE - A rotor core for an electric motor includes a core stack including a plurality of lamination plates, each lamination plate including a plurality of apertures formed therein, the plurality of apertures of each of the lamination plates axially aligned and defining a plurality of axial magnet slots extending through the core stack and adapted to support a plurality of permanent magnets therein, and at least one insert extending axially through the core stack and adapted to provide radial structural stability to the plurality of lamination plates to prevent portions of the plurality of lamination plates adjacent the plurality of magnet slots from flexing due to radial forces exerted on the plurality of lamination plates during operation of the electric motor. | 2022-08-25 |
20220271584 | ROTATING ELECTRIC MACHINE - Provided is a rotating electric machine, including a rotor, the rotor including: a rotor core; a first permanent magnet inserted into a first magnet slot; and a second permanent magnet inserted into a second magnet slot. The rotor core includes an inter-pole hole portion formed between the first magnet slot and the second magnet slot. When a circle having a rotation axis as a center and circumscribing an edge portion of each of the first magnet slot and the second magnet slot on the stator side is defined as a first circle, the inter-pole hole portion is arranged on a side opposite to the stator with respect to the first circle, and an edge portion of the inter-pole hole portion on the stator side is formed along the first circle. | 2022-08-25 |
20220271585 | Rotor for an Electric Machine and Electric Machine Having a Rotor | 2022-08-25 |
20220271586 | ROTOR, ROTATING ELECTRICAL MACHINE, AND DRIVE DEVICE - A rotor includes a magnet, a rotor core having an axially extending hole in which the magnet is accommodated, and a resin in the hole. The rotor core includes a first block and a second block that is arrayed in an axial direction together with the first block and is arranged such that a circumferential position of the hole is shifted with respect to the first block. Each of the first and second blocks has a resin groove that communicates with the hole included in each block, extends axially, and receives the resin. The resin groove of the first block and the resin groove of the second block are at least partially overlapped and connected in the axial direction, or are connected via the resin groove included in at least one other block disposed between the first and second blocks in the axial direction. | 2022-08-25 |
20220271587 | ELECTRIC MOTOR ARRANGED FOR MOUNTING TO A COMBUSTION ENGINE - An electric motor arranged for mounting to a combustion engine includes an axis of rotation, a hub, a first plate, a second plate, and a rotor. The first plate is fixed to the hub at a first radially inner diameter, the second plate is fixed to the first plate at a radially outer diameter and arranged for fixing directly to a crankshaft of the combustion engine at a second radially inner diameter, and the rotor is fixed to the hub at the first radially inner diameter. In an example embodiment, the first radially inner diameter is radially offset from the second radially inner diameter. | 2022-08-25 |
20220271588 | ELECTRIC MACHINE ROTOR SLEEVE - A rotor sleeve ( | 2022-08-25 |
20220271589 | ROTOR, ROTATING ELECTRICAL MACHINE, AND DRIVE DEVICE - A rotor is used in an inner rotor type rotating electrical machine, has a plurality of magnetic poles in a circumferential direction around a central axis extending vertically, and includes a plurality of magnets arranged for each of the magnetic poles, a rotor core that includes a plurality of magnetic steel plates laminated in an axial direction and has a magnet accommodation hole penetrating in an axial direction to accommodate the magnet, and a resin that is arranged around the magnet accommodated in the magnet accommodation hole. The plurality of magnet accommodation holes arranged for each of the magnetic poles include a first magnet accommodation hole and a second magnet accommodation hole that is arranged radially outward relative to the first magnet accommodation hole. At least one of the magnetic steel plates constituting one axial end portion of the rotor core has a first communication path that communicates the first magnet accommodation hole and the second magnet accommodation hole. | 2022-08-25 |
20220271590 | MOTOR, MOTOR ASSEMBLY, AND AIR CONDITIONER - A motor assembly includes a motor and sealing member fixed to a frame. The motor includes a stator and a rotor. The stator includes a coil holding portion and a first portion with an annular shape and extending radially outward from the coil holding portion. The rotor includes a magnet and a magnet holding portion located in a first space. The first portion has a first surface in contact with the first space, and a second surface on a side opposite to the first surface. A through hole penetrates from the first surface to the second surface in the first portion. The sealing member is disposed on a side of the stator opposite to the rotor, and is fixed to the frame so a second space between the sealing member and the stator does not communicate with an external space other than the first space. | 2022-08-25 |
20220271591 | Electric Machine - A multi-phase electric machine includes a stator core defining slots and hairpins coils disposed of in the slots and selectively joined at connections to form windings is provided. The present invention also includes a round-wide double-layer distributed winding arrangement for the multi-phase machine. The winding arrangements are winding with non-integer slots per pole per phase. | 2022-08-25 |
20220271592 | AXIAL FIELD ROTARY ENERGY DEVICE WITH PCB STATOR PANEL HAVING THERMALLY CONDUCTIVE LAYER - An axial field rotary energy device has a PCB stator panel assembly between rotors with an axis of rotation. Each rotor has a magnet. The PCB stator panel assembly includes PCB panels. Each PCB panel can have layers, and each layer can have conductive coils. The PCB stator panel assembly can have a thermally conductive layer that extends from an inner diameter portion to an outer diameter portion thereof. | 2022-08-25 |
20220271593 | ROTATING ELECTRIC MACHINE AND CONDUCTOR - A rotating electric machine includes an armature that has an armature winding of multiple phases. The armature winding is configured by a conductor being wound. The conductor is configured by a plurality of wires being covered by an insulation coating in a state in which the plurality of wires are bundled. Each of the plurality of wires includes a conductor body configured to permit flow of a current, and a fusion layer that covers a surface of the conductor body. The fusion layer is configured to be thinner than the insulation coating. In the state in which the plurality of wires are bundled, fusion layers of the plurality of wires are fused and in contact with one another. | 2022-08-25 |
20220271594 | ROTATING ELECTRIC MACHINE - A rotating electric machine includes an armature that has an armature winding of multiple phases. The armature winding is configured by a conductor being wound. The conductor is configured by a plurality of wires covered by an insulation coating in a state in which the plurality of wires are bundled. Each of the plurality of wires includes a conductor body configured to permit flow of a current, and a fusion layer that covers a surface of the conductor body. The fusion layer is configured to be thinner than the insulation coating. In the state in which the plurality of wires are bundled, fusion layers of the plurality of wires are fused and in contact with one another. A coefficient of linear expansion of the fusion layer differs from a coefficient of linear expansion of the insulation coating. | 2022-08-25 |
20220271595 | STATOR AND MOTOR - A stator includes a stator core that includes a core back portion having an annular shape and with a central axis as a center and tooth portions extending from the core back portion to an inside in a radial direction and arranged in a circumferential direction, insulators that are attached to the tooth portions from the inside in the radial direction, a coil that is wound around the insulator, and a cover that supports an inner surface of the insulator opposing the inside in the radial direction from the inside in the radial direction. | 2022-08-25 |