| 05th week of 2021 patent applcation highlights part 32 |
| Patent application number | Title | Published |
|---|
| 20210032969 | METHOD FOR MITIGATING GAS OVERRIDE IN AN OIL RESERVOIR - A method for mitigating gas override in an hydrocarbon reservoir by increasing sweep efficiency and consequently improving incremental oil recovery is provided with at least one injection well, at least one production well, and an hydrocarbon reservoir. The injection well and the production well are in fluid communication with the hydrocarbon reservoir. An injection blend produced by mixing a displacement fluid with an organic solvent is transferred into the hydrocarbon reservoir through the injection well. Preferably, the displacement fluid is supercritical carbon dioxide and the organic solvent is triethyl citrate. The higher density and the viscosity of the injection blend are vital in reducing gravity override and improving sweep efficiency. A resulting injection blend is extracted from the production well and the organic solvent is separated. Since the organic solvent can be reused, the method of mitigating gas override can be financially and operationally beneficial. | 2021-02-04 |
| 20210032970 | IN-SITU LEACHING MINING METHOD AND SYSTEM - The present invention discloses an in-situ leaching method and system. The ISL mining method provided by the present invention includes: constructing a vertical guiding well into an ore body; constructing a horizontal well towards the vertical guiding well, where the horizontal well includes a vertical section and a horizontal section; one end of the horizontal section is connected to the vertical section, and the other end of the horizontal section is connected to the vertical guiding well; constructing a plurality of vertical extraction wells towards the horizontal section; and simultaneously injecting lixiviant into the vertical section and the vertical guiding well by means of pressurized injection, and extracting leachate through the vertical extraction well. The ISL mining method and system provided by the present invention accomplish the injection through a horizontal well. | 2021-02-04 |
| 20210032971 | UNIVERSAL BOTTOMHOLE ASSEMBLY NODE (UBHAN) PROVIDING COMMUNICATIONS TO AND FROM ROTARY STEERABLE SYSTEMS (RSS) AND REAL TIME AZIMUTHAL RESISTIVITY IMAGING FOR GEOSTEERING AND PRESSURE WHILE DRILLING (PWD) FOR WELL CONTROL - The present application pertains to a universal bottom hole assembly node module. The module comprises an azimuthal resistivity module, an azimuthal gamma module, a pressure while drilling module, or any combination thereof. The module includes a communication system configured to provide two way communication between a rotary steerable system and a measurement while drilling system. This advantageously allows real time geosteering, well control, hydraulics analysis for drilling optimization, and/or evaluation of motor efficiency. | 2021-02-04 |
| 20210032973 | EVALUATING CASING CEMENT USING AUTOMATED DETECTION OF CLINGING COMPRESSION WAVE (P) ARRIVALS - Cement in a wellbore is evaluated by using cement evaluation tools to obtain ultrasonic image information and flexural wave image information. Flexural wave imager waveforms are applied to a trained machine learning system that predicts the presence or lack thereof of a clinging P as a function of depth and azimuth, while the ultrasonic imager impedance maps are applied to a trained machine learning system that identifies galaxy patterns for depths and azimuths, indicating the presence of a third interface echo (TIE) close to the casing. Locations of clinging Ps are compared to locations of galaxy patterns to identify when a TIE could cause a false clinging P determination. Where a disambiguated clinging P is found, contaminated cement is identified that may also locate the top of the cement in the annulus. | 2021-02-04 |
| 20210032974 | INDIRECT DETECTION OF BENDING OF A COLLAR - A drilling system includes an internal assembly comprising a chassis, a flow diverter, or both, and a strain gauge coupled to the chassis, the flow diverter, or both, in which the strain gauge is configured to output a signal associated with a strain deformation of the internal assembly. The drilling system also includes a drill collar coupled to the internal assembly, in which the internal assembly extends along the drill collar, and the drill collar encloses the internal assembly of the internal assembly such that a strain deformation of the drill collar causes the strain deformation of the internal assembly. | 2021-02-04 |
| 20210032976 | DEVICE FOR CONTROLLING A DRILLING ACCESSORY EQUIPPED WITH AN ANGLE MEASUREMENT DEVICE - The control device is configured to remotely control a drilling accessory mounted on a support arm of a carrier machine, the control device including a control casing and an angle measurement device comprising a rotary member movably mounted in rotation on the control casing about an axis of rotation, the rotary member being equipped with a sighting device and the angle measurement device being configured to measure a predetermined angle (α) between a reference angular position of the rotary member and a selected angular position of the rotary member wherein the sighting device points towards a sighting point selected by an operator. | 2021-02-04 |
| 20210032977 | ACOUSTIC TESTING OF CORE SAMPLES - A central member defines a sample chamber and includes an elastic material configured to enclose at least a portion of a sample, acoustic sensors configured to detect sound waves in the sample chamber, and acoustic emitters configured to emit sounds waves in the central member. A pressure-retaining case is configured to contain a pressurized fluid between an annulus formed between the pressure-retaining case and the central member. A switch is configured to connect or disconnect a pulser and receiver circuit to a specified emitter of the acoustic emitters. A data acquisition unit is configured to receive a signal from each of the acoustic sensors. A pulser and receiver circuit is configured to send an electric pulse to an acoustic emitter and a control signal to the data acquisition unit. | 2021-02-04 |
| 20210032978 | METHOD OF DETERMINING DEPTHS OF WELLBORE REFLECTORS - This disclose relates to a robust method for automatic real-time monitoring or post-job evaluation of hydraulic fracturing operations based on predictive deconvolution of the wellhead pressure oscillations. Described are a method and system for determining depth of wellbore reflectors, implemented by performing a wellbore operation producing a pressure wave and its reflections from the wellbore reflectors; registering a pressure wave and its reflections; preprocessing the registered pressure wave and its reflections with a bandwidth filter; transforming the registered pressure wave and its reflections from the frequency domain into time-frequency representation with Short Time Fourier Transform (STFT); applying of a predictive deconvolution filter to STFT representation; identifying of a reflected signal on a plot in coordinates “reflection time—physical time” and determining the reflection time for the signal reflected from the wellbore reflector; determining the depth of wellbore reflector by multiplying the reflection time by pressure wave speed. | 2021-02-04 |
| 20210032979 | Depth and Distance Profiling with Fiber Optic Cables and Fluid Hammer - A method and system for determining a deployment profile of a fiber optic cable. The method may comprise disposing a fiber optic cable into a tubular structure, opening and closing a valve to form a pressure pulse, wherein the pressure pulse travels within the tubular structure, sensing the pressure pulse within the tubular structure with the fiber optic cable and at least one pressure transducer, recording data from the pressure pulse with the fiber optic cable and the at least one pressure transducer, and sending the data to an information handling system from the fiber optic cable. A well measurement system may comprise a tubular structure, a fiber optic cable, a valve, and an information handling system, wherein the information handling system is configured to open and close the valve to form a pressure pulse and record data from the pressure pulse. | 2021-02-04 |
| 20210032980 | METHODS TO MONITOR A METALLIC SEALANT DEPLOYED IN A WELLBORE, METHODS TO MONITOR FLUID DISPLACEMENT, AND DOWNHOLE METALLIC SEALANT MEASUREMENT SYSTEMS - The disclosed embodiments include methods to monitor expansion of a metallic sealant deployed in a wellbore, methods to monitor downhole fluid displacement, and downhole metallic sealant measurement systems. The method to monitor expansion of a downhole metallic sealant includes deploying a metallic sealant deployed along a section of a wellbore. The method also includes exposing the metallic sealant to a reacting fluid to initiate a galvanic reaction. The method further includes measuring a change in temperature caused by the galvanic reaction. The method further includes determining an amount of expansion of the metallic sealant based on the change in the temperature. | 2021-02-04 |
| 20210032981 | Autonomous tool - A method, system, and apparatus for determining the location of a tool traveling down a wellbore by measuring a first borehole magnetic anomaly with respect to time at two known locations on a tool, comparing the time difference between the two measurements, then calculating the velocity of the tool based on the comparison, then further calculating the distance traveled by the tool in the wellbore based on the velocity calculation, then executing a series of commands at a predetermined location in the wellbore. | 2021-02-04 |
| 20210032982 | Autonomous tool - A method, system, and apparatus for determining the location of a tool traveling down a wellbore by measuring a first borehole magnetic anomaly with respect to time at two known locations on a tool, comparing the time difference between the two measurements, then calculating the velocity of the tool based on the comparison, then further calculating the distance traveled by the tool in the wellbore based on the velocity calculation, then executing a series of commands at a predetermined location in the wellbore. | 2021-02-04 |
| 20210032983 | MAGNETIC POSITION INDICATOR - A downhole tool having an indexing apparatus for actuating the downhole tool from the surface by applying a pre-determined number of hydraulic pressure signals to the downhole tool. The downhole having an outer tubing that has an outer surface and an inner surface, the inner surface defining an inner region of the outer tubing. The downhole tool includes a sliding sleeve positioned within the inner region of the outer tubing, the sliding sleeve being slideable relative to the outer tubing. The sliding sleeve including a first magnet and a second magnet that are positioned in an opposing orientation relative to one another for providing a reference point detectable via a magnetometer at a surface of a wellbore. An indexing position of the downhole tool being determined by comparing a location of the reference point on the sliding sleeve to a location of a fixed point on the outer tubing. | 2021-02-04 |
| 20210032984 | METHOD AND SYSTEM FOR MONITORING A WELLBORE OBJECT USING A REFLECTED PRESSURE SIGNAL - The present disclosure relates to a method and system for monitoring a wellbore object using a reflected pressure signal. The method discloses providing at least one pump for performing hydraulic fracturing or a source of hydraulic pulse so that pressure signal propagates along the wellbore and reflects from the borehole objects; providing pressure sensor at wellhead; preprocessing of registered reflected pressure signal and pump noise; transforming the registered reflected pressure signal and pump noise from the frequency domain into time-frequency representation with Short Time Fourier Transform (STFT), computing a pump noise mask; applying the pump noise mask to the STFT representation to obtain a filtered reflected pressure signal; processing of the filtered reflected pressure signal for determining the reflection time from the downhole object, calculating the depth of the downhole object from reflected pressure signal by multiplying of the reflection time by the pressure signal propagation velocity. This method allows to perform wellbore monitoring without stop of current operations. | 2021-02-04 |
| 20210032985 | WELLBORE DISTRIBUTED SENSING USING FIBER OPTIC ROTARY JOINT - A system includes an optical fiber integrated into a conveyance subsystem that is positionable downhole in a wellbore. The system also includes a backscattering sensor system positionable to monitor temperature and optical fiber strain along the optical fiber using backscattered light signals received from the optical fiber. Further, the system includes a fiber optic rotary joint positionable to optically couple the optical fiber with the backscattering sensor system to provide an optical path for the backscattered light signals to reach the backscattering sensor system. | 2021-02-04 |
| 20210032986 | SUBSURFACE MEASUREMENT COMPRESSION AND RECONSTRUCTION - An apparatus includes a subsurface sensor in a borehole to provide a measurement series, a first processor, and a machine-readable medium having program code. The program code causes the apparatus to obtain the measurement series and generate a combination of functions based on the measurement series, wherein the combination of functions includes a subset of functions from a basis function library. The system also generate a set of values and communicates the set of values to a second processor, wherein the set of values includes a function identifier and corresponding function weight. The second processor is to generate a set of reconstructed measurement series based on the set of values and determine at least one of a formation property, a fluid property, and a well status based on the set of reconstructed measurement series. | 2021-02-04 |
| 20210032987 | CORE SAMPLE TESTING - One embodiment of a method of performing a test on a core sample comprises transferring at least a portion of a core sample from a first core containment vessel to a second core containment vessel. The core sample is maintained at a substantially equivalent pressure or placed under a higher pressure during the transfer of the core sample from the first vessel to the second vessel. The method further comprises performing a test on the core sample in a measurement region of the second vessel. | 2021-02-04 |
| 20210032988 | CUTTING ASSEMBLY - This disclose relates to a cutting assembly ( | 2021-02-04 |
| 20210032989 | CUTTING DEVICE WITH TAPERED CUTTING ELEMENT - A cutting device for cutting rock includes a disc and a plurality of cutting elements secured to the disc. The disc is supported for rotation about an axis of rotation, and the disc includes a peripheral edge extending around the axis of rotation. The plurality of cutting elements are spaced apart along the peripheral edge of the disc and positioned in a cutting plane. Each of the cutting elements includes a base portion and a cutting portion including a cutting edge, and the cutting portion has a width that is larger than a width of the base portion. | 2021-02-04 |
| 20210032990 | METHOD FOR RENOVATING, REPAIRING, REINFORCING, PROTECTING OR NEWLY CREATING CORRUGATED METAL-SHEET TUNNELS, AND CORRUGATED METAL-SHEET TUNNELS OF THIS TYPE - A process is used for the renovation or new construction of corrugated sheet metal tunnels. The corrugated sheets are sandblasted for cleaning and room cleaning. Then anchoring elements are welded to the rough side of the sheets. A layer of shotcrete is applied to this roughened side of the sheets to obtain a smooth coating over the crests and valleys of the sheets. A reinforcement net is placed on this layer and a second layer of shotcrete or mortar is applied to cover the reinforcement net. The top layer can be smoothed. The subsequent corrugated sheet metal tunnel includes corrugated sheets covering the tunnel walls and ceilings with the course direction of their wave crests and valleys parallel to the circumferential direction of the tunnel profile. The corrugated sheets on the inside and/or outside of the tunnel are reinforced with an applied reinforced concrete layer. | 2021-02-04 |
| 20210032991 | DEVICE AND METHOD FOR CONTINUOUSLY DRIVING A TUNNEL - In a device and a method for continuously driving a tunnel along a desired setpoint trajectory there is provision to influence pressing forces which are applied to installed tubbing segments by compactors using a control circuit, wherein, during the driving and during the installation of tubbing rings, an actual trajectory of the device remains in a region which is permissible for maintaining the desired set point trajectory. | 2021-02-04 |
| 20210032992 | Gas Turbine Engine with Separable Shaft and Seal Assembly - A gas turbine engine defining a radial direction is provided. The gas turbine engine includes a tie shaft; a compressor section including a last rotor stage, the compressor section assembled to a first portion of the tie shaft; a separable shaft disposed between the compressor section and the tie shaft, the separable shaft having a radial outward portion and a radial inward portion, the radial outward portion of the separable shaft in contact with a portion of the last rotor stage at an interface; and a seal assembly operable with a portion of the separable shaft proximate the radial inward portion. | 2021-02-04 |
| 20210032993 | TURBOCHARGER TURBINE WHEEL - A turbocharger turbine wheel includes a hub; and blades that extend outwardly from the hub, where each of the blades includes a shroud edge, a leading edge, a trailing edge, a pressure side, and a suction side, where the shroud edge includes a minimum axial coordinate position where the shroud edge meets the leading edge, and a maximum axial coordinate position where the shroud edge meets the trailing edge, and where, between the minimum axial coordinate position and the maximum axial coordinate position, each of the blades includes a first lean angle at a first axial coordinate position defined with respect to a first radial line, a second lean angle at a second axial coordinate position defined with respect to a second radial line, and a lean angle inflection region at an inflection axial coordinate position that is between the first axial coordinate position and the second axial coordinate position. | 2021-02-04 |
| 20210032994 | CERAMIC MATRIX COMPOSITE COMPONENTS WITH HEAT TRANSFER AUGMENTATION FEATURES - An airfoil assembly for use in a turbine of a gas turbine engine includes an airfoil that extends radially relative to an axis. The airfoil includes an inner surface that defines a cooling cavity that extends radially into the airfoil and an outer surface that defines a leading edge, a trailing edge, a pressure side, and a section side of the airfoil. The airfoil assembly further includes features for increasing the heat transfer coefficient of the airfoil. | 2021-02-04 |
| 20210032995 | CERAMIC MATRIX COMPOSITE VANE WITH COOLING HOLES AND METHODS OF MAKING THE SAME - An airfoil for a gas turbine engine is made from ceramic matrix composite materials. The airfoil has an inner surface that defines a cooling cavity in the body and an outer surface that defines a leading edge, a trailing edge, a pressure side, and a suction side of the body. The airfoil is formed with a plurality of cooling passages that extend from the cooling cavity through the airfoil. | 2021-02-04 |
| 20210032996 | GAS TURBINE ENGINE EXHAUST CASE - The turbine exhaust case can have an outer shroud, an inner shroud internal to the outer shroud, an annular exhaust path between the outer shroud and the inner shroud, and a plurality of struts each having a length extending across the annular exhaust path from a radially inner end to a radially outer end, the struts circumferentially interspaced from one another, the struts each having a leading edge and a trailing edge, a stiff connection between the radially inner end and the inner shroud, and a point connection between the radially outer end and the outer shroud. | 2021-02-04 |
| 20210032997 | HYBRIDIZED AIRFOIL FOR A GAS TURBINE ENGINE - An airfoil for a gas turbine engine according to an example of the present disclosure includes, among other things, a first portion welded to a second portion along an interface such that at least the first portion establishes an airfoil section and the second portion establishes a root section mountable to a rotatable hub. The airfoil section includes an airfoil body extending between leading and trailing edges in a chordwise direction, extending between pressure and suction sides separated in a thickness direction, and extending from the root section in a spanwise direction to a tip portion. A recessed region extends inwardly from at least one of the pressure and suction sides. The airfoil body includes at least one rib bounding a respective pocket within a perimeter of the recessed region. A cover skin is welded to the airfoil body along the at least one rib to enclose the recessed region. A method of forming a gas turbine engine component is also disclosed. | 2021-02-04 |
| 20210032998 | PARTITION ARRANGEMENT FOR GAS TURBINE ENGINE AND METHOD - The turbine rotor assembly can include a turbine rotor disc drivingly mounted to a shaft for rotation about a rotation axis and having a central aperture extending coaxially with the shaft through the turbine rotor disc and being defined by a radially inner surface of the turbine rotor disc, a cavity downstream of and housing at least a part of the turbine rotor disc, a nut secured to the shaft and extending across the central aperture, a first air passage defined between an outer surface of the nut and the radially inner surface of the turbine rotor disc and fluidly connected to the cavity, a second air passage defined radially inward of the first air passage by an inner surface of the shaft and an inner surface of the nut. | 2021-02-04 |
| 20210032999 | INNER BAND FOR TURBINE ENGINE - A turbine engine with an outer rotor that circumscribes an inner rotor or inner stator. The outer rotor includes circumferentially arranged components with a tip and a root. The root of each of the circumferentially arranged components can terminate at an inner platform, where the collection of inner platforms can define an inner band. | 2021-02-04 |
| 20210033001 | SPRING WASHER FOR A VARIABLE FLOW RATE VALVE MECHANISM - A variable flow rate valve mechanism includes a valve, a lock member, a valve attachment member and a spring washer. The valve includes a valve body and a valve shaft. The lock member is fixed to the valve shaft. The valve attachment member is attached to the valve shaft. The spring washer is disposed adjacent the valve attachment member. The spring washer is formed into an annular shape around an axis of the spring washer. The spring washer includes a support portion, a deformable portion and a protrusion portion. The support portion includes a seat surface and an open surface. The deformable portion is connected to the support portion and extends in an inclined manner. The deformable portion includes a contact surface and an opposite surface. The protrusion portion protrudes from at least one of the open surface of the support portion and the opposite surface of the deformable portion. | 2021-02-04 |
| 20210033003 | BEARING SUPPORT FOR AN AIRCRAFT ENGINE MANUFACTURED BY ADDITIVE MANUFACTURING - A bearing support for an aircraft engine, manufactured, in one piece, by powder-bed additive manufacturing from a manufacturing platform, including a cylindrical element including an annular stiffener with a cross-section that changes along its circumference, this stiffener being formed with alternating portions having a f-shaped cross-section, needing to be supported during the manufacture, and portions having a Y-shaped cross-section that are not supported during the manufacture. | 2021-02-04 |
| 20210033004 | Flexible coal-fired power generation system and operation method thereof - A flexible coal-fired power generation system includes a thermal system for coal-fired power generating unit and a high-temperature heat storage system connected in parallel, wherein: the heat storage system includes a heat storage medium pump ( | 2021-02-04 |
| 20210033005 | DENITRATION DEVICE, HEAT RECOVERY STEAM GENERATOR HAVING THE SAME, GAS TURBINE COMBINED CYCLE POWER PLANT AND METHOD OF DENITRATION - A denitration device comprising a duct ( | 2021-02-04 |
| 20210033006 | ROLLING LOCKING ASSEMBLY FOR CAMSHAFT PHASER - A camshaft phaser is provided that includes a stator and a rotor having a locking assembly. The locking assembly has a first unlocked position and a second locked position and is configured to roll against the stator in the first unlocked position and lock the rotor to the stator in the second locked position. The locking assembly can include a locking pin, a retention insert, and a rolling element arranged within the retention insert. | 2021-02-04 |
| 20210033007 | AUTONOMOUS OIL CHANGE SYSTEM - An oil change system. The oil change system includes an evacuation system, a refill system, one or more sensors and a control circuit. The evacuation system includes a first quick connect fitting configured to mate with a quick connect valve of a vehicle. The refill system includes a second quick connect fitting configure to mate with the quick connect valve of the vehicle. The control circuit is coupled to the evacuation system, the refill system and the one or more sensors, and is configured to automatically identify the vehicle, determine a type, a viscosity and a volume of oil associated with the vehicle and control a volume of new oil added to the vehicle. | 2021-02-04 |
| 20210033008 | EXHAUST SYSTEM FOR AN INTERNAL COMBUSTION ENGINE - An exhaust system for an internal combustion engine; the exhaust system comprises: at least one an exhaust duct, which originates from the internal combustion engine; at least one exhaust gas treatment device, which is arranged along the exhaust duct; and a silencing device, which is arranged along the exhaust duct downstream of the exhaust gas treatment device. The silencing device comprises a silencing valve, which intercepts the exhaust duct and is movable between a completely open position and a completely closed position. In the completely closed position, the silencing valve has a first free section for the passage of the exhaust gases having a first area other than zero, so that the exhaust gases can flow through the silencing valve even when the silencing valve is in the completely closed position. | 2021-02-04 |
| 20210033009 | EXHAUST GAS CONTROL APPARATUS, EXHAUST GAS CONTROL SYSTEM AND METHOD FOR PRODUCING EXHAUST GAS CONTROL APPARATUS - An exhaust gas control apparatus includes: a honeycomb substrate including an inflow cell and an outflow cell adjacent to each other with a partition wall sandwiched between the inflow cell and the outflow cell; a first sealing part provided at an outflow side end of the inflow cell, and a second sealing part provided at an inflow side end of the outflow cell; and a catalyst layer provided on the partition wall, and at least one of the first sealing part and the second sealing part is an OSC material-containing sealing part containing an OSC material and a sealant, and a concentration of the OSC material in the OSC material-containing sealing part is uniform in an extending direction. | 2021-02-04 |
| 20210033010 | Diesel Exhaust Fluid Quality Based Dosing Adjustment, Alerts, And Inducement - A diesel exhaust fluid (DEF) control system includes: a target module configured to determine a target rate of injection of a DEF by a DEF injector; an adjustment module configured to determine an adjustment based on a concentration of urea in the DEF; an adjusting module configured to adjust the target rate based on the adjustment to produce an adjusted rate of injection of the DEF by the DEF injector; and an injector control module configured to control injection of the DEF by the DEF injector based on the adjusted rate. | 2021-02-04 |
| 20210033011 | METHOD AND SYSTEM FOR USE WHEN CORRECTING SUPPLY OF AN ADDITIVE TO AN EXHAUST GAS STREAM - The present invention relates to a method for correcting a supply of additive to an exhaust gas stream resulting from combustion in an internal combustion engine. A first aftertreatment component being arranged for oxidation of nitric oxide into nitrogen dioxide, and a reduction catalytic converter being arranged downstream said first aftertreatment component. Additive is supplied to said exhaust gas stream for reduction of nitrogen oxides in said reduction catalytic converter, the additive being supplied in proportion to an occurrence of nitrogen oxides in said exhaust gas stream, said proportion being subject to correction. The method includes: supplying unburned fuel to said exhaust gas stream upstream said first aftertreatment component to reduce oxidation of nitric oxide into nitrogen dioxide in said first aftertreatment component, and correcting said supply of additive to said exhaust gas stream when supplying unburned fuel to said exhaust gas stream. | 2021-02-04 |
| 20210033013 | Reagent Dosing System and Method - A reagent dosing system includes an injector having an outlet configured to be in fluid communication with the exhaust conduit; a reagent tank configured to hold a volume of reagent; a water tank configured to hold a volume of water; and a means for 1) pumping reagent from the reagent tank to the injector for injection of reagent into the exhaust conduit and 2) pumping water from the water tank to the injector for flushing residual reagent from the injector. | 2021-02-04 |
| 20210033014 | TANK FOR UREA SOLUTION OF A VEHICLE - Tank for a vehicle comprising at least one wall defining a closed volume configured to contain an urea solution, and conditioning means configured to maintain the urea solution within a preset temperature range between a maximum threshold and a minimum threshold, the conditioning means generating a heat flow suitable to maintain the urea solution within the aforementioned range by converting an electric power supply of the conditioning means. | 2021-02-04 |
| 20210033015 | METHODS FOR MAKING AND USING SCR CATALYST ON-BOARD DIAGNOSTIC LIMIT PARTS - A method of manufacturing an on-board diagnostic (OBD) limit part and a method of testing to evaluate an OBD system. The method of manufacturing the OBD limit part includes introducing a contaminant to an selective catalytic reduction (SCR) catalyst and contacting the contaminant with the SCR catalyst for a selected period of time. The method of manufacturing utilizes a vessel, the contaminant, and the SCR catalyst. The OBD limit part is a combination of the contaminant and the SCR catalyst within the vessel. The method of testing to evaluate the OBD system includes collecting data related to an exhaust gas before and after the exhaust gas is exposed to the OBD limit part, collecting an indication provided by the OBD system, and comparing the data related to the exhaust gas and the indication provided by the OBD system. The method of testing to evaluate the OBD system utilizes a system that includes an exhaust gas source, a first and a second fluid path, the OBD limit part, and the OBD system. | 2021-02-04 |
| 20210033016 | EXHAUST GAS RECIRCULATION WIDE RANGE AIR FUEL SENSOR FOR RICH EQUIVALENCE RATIO TARGET RATIONALITY DIAGNOSTIC - A method for operating an exhaust gas recirculation system using rationality diagnostics for an automobile vehicle includes: estimating an oxygen storage content (OSC) of a catalytic converter of a vehicle; comparing an amount of oxygen stored in the catalytic converter to an OSC threshold; initiating a closed oxygen storage control (COSC) event for a predetermined one of multiple cylinders of an engine of a vehicle if the OSC threshold is met or exceeded, the COSC event targeting a rich air-fuel equivalence ratio (EQR) for the predetermined one of the multiple cylinders; and directing a fuel injector communicating with the predetermined one of the multiple cylinders to operate the predetermined one of the multiple cylinders at the rich EQR. | 2021-02-04 |
| 20210033017 | AUTONOMOUS AUXILIARY DEF SUPPLY SYSTEM WITH PURGE CONTROL - An auxiliary system with purge control automatically supplies diesel exhaust fluid (DEF) to an onboard DEF tank of a diesel engine to enable prolonged unattended operation. The system includes an auxiliary DEF tank, an auxiliary DEF supply line, a controller, a pump, an air inlet, and a three-way valve configured to switch the pump inlet between the auxiliary DEF tank and air. In response to low-level DEF, the pump delivers DEF through the supply line to replenish the onboard DEF tank. The controller may automatically calculate onboard DEF tank volume based on the delivered volume of DEF, and DEF level data received from an ECM, to enable replenishment control regardless of engine make and model. In response to high-level DEF, engine stoppage, or other system fault, the controller switches the valve to air and runs the pump for a predetermined time to purge DEF from the supply line. The auxiliary system may be skid-mounted, portable, and configured to supply DEF to multiple diesel engines. | 2021-02-04 |
| 20210033018 | EXHAUST GAS AFTERTREATMENT MODULE SUPPORT ASSEMBLY - An exhaust gas aftertreatment module support assembly for supporting an exhaust gas aftertreatment module above a cylinder head and a cylinder block of an internal combustion engine includes a first mounting bracket, a second mounting bracket, and a cradle assembly. The first mounting bracket is configured to be coupled to the cylinder block. The second mounting bracket is configured to be coupled to the cylinder block. The cradle assembly is selectively coupled to the first mounting bracket and the second mounting bracket. The cradle assembly includes a first cradle bracket and a second cradle bracket. The first cradle bracket has a first cradle bracket cradle surface that is configured to interface with the exhaust gas aftertreatment module. | 2021-02-04 |
| 20210033019 | PISTON COOLING JET SYSTEM - Systems are provided for a piston cooling jet system for cooling a piston of a locomotive engine. In one example, a piston cooling jet system includes a feed body hydraulically coupled to an oil reservoir and a pair of piston cooling tubes extending radially outwards, in opposite directions, from the feed body. The tubes may have showerhead outlet features at one end for uniformly spraying oil onto inlets of a piston oil gallery housed in the piston. | 2021-02-04 |
| 20210033020 | PNEUMATIC SYSTEM AND METHOD FOR HEATING COMPRESSOR OIL AND/OR COMPONENTS OF THE SYSTEM - A pneumatic system installed on a vehicle and method of using the system to preheat compressor oil and/or components of the system to promote operation in cold weather conditions. The pneumatic system includes a compressor that generates compressed air in which oil is entrained, a separation tank that separates the oil from the air prior to the oil being returned to the compressor, and a heating element located within the separation tank and contacting the oil within the separation tank. Engine coolant of an engine cooling system of the vehicle flows through the heating element and the heating element transferring heat from the engine coolant to the oil within the separation tank to increase the temperature of the oil. | 2021-02-04 |
| 20210033021 | Split Cycle Engine - A split cycle internal combustion engine comprising a compression cylinder accommodating a compression piston; a combustion cylinder accommodating a combustion piston; a crossover passage between the compression cylinder and the combustion cylinder arranged to provide working fluid to the combustion cylinder; a controller arranged to determine a peak temperature of combustion in the combustion cylinder based on a received indication of a peak temperature of combustion in the combustion cylinder; and a coolant system arranged to regulate a temperature of the working fluid supplied to the combustion cylinder; wherein, in response to determining that the peak temperature of combustion exceeds a selected threshold, the controller is configured to control the coolant system to regulate the temperature of the working fluid supplied to the combustion cylinder so that a peak temperature of combustion in the combustion cylinder is less than the selected threshold. | 2021-02-04 |
| 20210033022 | VALVE ASSEMBLY FOR A MULTI-SCROLL TURBINE - The invention relates to a valve assembly ( | 2021-02-04 |
| 20210033023 | ENGINE WITH VARIABLE COMPRESSION RATIO - A compression ratio varying arrangement of an engine is adapted to work with a crankshaft having at least one crankpin offset from the centerline of the crankshaft. An eccentric has an internal bore engaged with the crankpin, and an external cylindrical surface that has a centerline that is offset from the centerline of the internal bore. A connecting rod is engaged with the external cylindrical surface of the eccentric, and a piston is connected to the connecting rod. An eccentric lever is attached to the eccentric. A compression ratio adjustment link is connected to the eccentric lever. A compression ratio adjustment mechanism is connected to the compression ratio adjustment link. The compression ratio adjustment mechanism controls the orientation of the connecting rod eccentric, and thereby the compression ratio of the engine, by extending or retracting the compression ratio adjustment link. | 2021-02-04 |
| 20210033024 | GAS TURBINE HEATER AND DUAL FUEL GAS TURBINE ENGINE - This disclosure teaches a gas turbine heater that can be used in either portable or stationary applications. In one embodiment, a gas turbine heater includes a gas turbine engine that generates hot exhaust gas, an air blower that draws an amount of air flow from ambient, a mixing plenum that allows the gas turbine exhaust and ambient air flow to mix together to create warm air, and an outlet that delivers the warm air to the customer. In another embodiment, a gas turbine heater includes a gas turbine engine that generates hot exhaust gas, an air blower that draws an amount of air flow from ambient, an air-to-air heat exchanger that transfers heat from the gas turbine exhaust to the ambient air flow to create warm air, and an outlet that delivers the warm air to the customer. | 2021-02-04 |
| 20210033025 | PLANT CONTROL APPARATUS, PLANT CONTROL METHOD AND POWER PLANT - In one embodiment, a plant control apparatus controls a power plant. The apparatus includes a gas turbine, an exhaust heat recovery boiler to generate main steam, a first steam turbine driven by first steam, and a first valve to supply the first steam to the first steam turbine. The plant further includes a reheater to generate reheat steam, a second steam turbine driven by second steam, and second and third valves to supply the second steam to the second steam turbine. The apparatus includes an acquisition module to acquire a setting value of total output of the first and second steam turbines, and a control module to adjust the total output to the setting value by controlling opening degrees of the first, second and third valves. The control module controls the second and third valves to different opening degrees when adjusting the total output to the setting value. | 2021-02-04 |
| 20210033026 | INLET BULKHEADS FOR LARGE DIAMETER AIRCRAFT ENGINES - Provided is an inlet bulkhead for large diameter aircraft engines. The inlet bulkhead, in certain examples, includes an annular body having an outer flange, an inner flange, and a web having a first side and an opposing second side. The web extends from the outer flange to the inner flange. The bulkhead also includes at least one annular stiffener disposed on the first side, and multiple radial stiffeners disposed on the first side, each of which extend from the outer flange to the inner flange. The annular and radial stiffeners may be integrally formed with the web. | 2021-02-04 |
| 20210033027 | BAFFLE WITH TWO DATUM FEATURES - A method of fabricating a baffle for a gas turbine engine component includes providing a baffle that has a baffle wall that circumscribes an open interior region, the baffle wall defining two datum features, wherein at least one of the two datum features is semi-spherical, establishing a fixed reference position of the baffle in a fixture by engaging the two datum features with two corresponding locators on the fixture, and performing at least one operation on the baffle that is dependent upon the reference position. | 2021-02-04 |
| 20210033028 | SEAL ASSEMBLY - This disclosure provides a seal assembly to provide a generally smooth transition from a combustion chamber to a turbine within a gas turbine engine. A seal body extends from the combustion chamber towards the turbine and is positioned to seal against unwanted flows between the combustion chamber and a compressed air chamber. | 2021-02-04 |
| 20210033029 | TURBOMACHINERY WITH CENTRED CASINGS - Turbomachinery comprising a turbine housing ( | 2021-02-04 |
| 20210033030 | AIRCRAFT ENGINE GENERATOR DISCONNECT DEVICE - The present invention relates to a generator drive disconnect device, of a generator arranged to be driven by an aircraft engine. The disconnect device comprises: a drive transfer means ( | 2021-02-04 |
| 20210033031 | REDUCING LOW FLIGHT MACH NUMBER FUEL CONSUMPTION - A gas turbine engine for an aircraft, comprises a high-pressure (HP) spool comprising an HP compressor and a first electric machine driven by an HP turbine, the first electric machine having a first maximum output power; a low-pressure (LP) spool comprising an LP compressor and a second electric machine driven by an LP turbine, the second electric machine having a second maximum output power; and an engine controller configured to identify a condition to the effect that the LP turbine is operating in an unchoked regime, and, in response to an electrical power demand being between zero and the first maximum output power, only extracting electrical power from the first electric machine to meet the electrical power demand. | 2021-02-04 |
| 20210033032 | FUEL SUPPLY SYSTEM AND ASSEMBLY FOR INJECTING LIQUEFIED VAPOUR UNDER HIGH PRESSURE INTO A COMBUSTION CHAMBER - The present invention provides a fuel supply system for injecting a liquefied vapour under high pressure into a combustion chamber of a combustion engine, comprising: (i) a first petrol fuel supply tank; (ii) a second liquefied vapour fuel supply tank; (iii) a petrol fuel high-pressure pump; (iv) a liquefied vapour high-pressure pump; (v) a fuel selector switch for operating the fuel supply system in a petrol feeding state or in a liquefied vapour feeding state; (vi) a high-pressure rail downstream of said high-pressure pumps, with multiple injectors for direct injection of fuel into the combustion chambers; and wherein said liquefied vapour high-pressure pump further comprises a piston for transmitting the pressure of petrol fuel in said petrol chambers to the liquefied vapour fuel in said liquefied vapour chambers. | 2021-02-04 |
| 20210033033 | CONTROL VALVE OF MULTI-SUPERCHARGER SYSTEM - A control valve of a multi-supercharger system is provided. The control valve includes a first spool rotatably fitted in a valve body and a second spool fitted in the valve body to be coaxially rotatable together with the first spool. A disk member is installed in the valve body to partition a first chamber, in which the first spool is disposed, and a second chamber, in which the second spool is disposed, from each other. A portion of the disk member includes a communication sector, through which the first chamber and the second chamber communicate with each other. A first inlet and a first outlet are disposed in the valve body and a second inlet and a second outlet are disposed in the valve body. A first valve aperture is formed in the first spool for allowing the first spool to communicate with the communication sector. | 2021-02-04 |
| 20210033034 | METHOD AND DEVICE FOR REGULATING THE PRESSURE OF THE COMBUSTION GAS AND/OR EXHAUST GAS OF A MACHINE - A method and a device for regulating the pressure of the combustion gas and/or exhaust gas of a machine, in particular an internal combustion engine. The combustion gas is supplied to the machine via a supply line and is discharged via an exhaust gas line, and the supply line and/or the exhaust gas line has a regulating device, the regulating device delimiting a pressure-regulated section of the supply line and/or the exhaust gas line, and wherein the pressure in each pressure-regulated section is measured at more than one point. | 2021-02-04 |
| 20210033035 | SYSTEM FOR AUTOMATICALLY CONTROLLING SHUT-OFF OF VEHICLE AND METHOD THEREFOR - A system for automatically controlling shut-off of a vehicle includes: a sensor that senses existence of a user in the vehicle; and a vehicle controlling device that determines whether the vehicle is in an idle state, determines whether a user exists in the vehicle based on a sensing value of the sensor, controls the vehicle to automatically shut off, and notifies a user of a vehicle state. | 2021-02-04 |
| 20210033036 | ENGINE KILL SWITCH AND CONTROL ASSEMBLY - A speed regulating circuit in communication with an ignition circuit having a primary coil coupled to an ignition member to cause an ignition event within an engine, the speed regulating circuit being arranged to selectively prevent energy from the primary coil from being discharged to the ignition member to selectively prevent an ignition event. In at least some implementations, the speed regulating circuit includes a bidirectional or bilateral triode thyristor having an anode coupled to the primary coil and an anode coupled to ground, and an input gate that may be selectively actuated to route to ground energy received at the triode thyristor from the primary coil to inhibit transfer of energy from the primary coil to the ignition member. The triode thyristor may be selectively actuated, for example, as a function of engine speed, such as an engine speed above a threshold speed. | 2021-02-04 |
| 20210033037 | VEHICLE - During operation of the engine for a time period from a system-on operation to a system-off operation, the vehicle causes the warming-up determination parameter to be subject to addition when an engine is not in a flow path heat release state where an amount of heat released in the supply flow path is expected to be larger than an amount of heat received in the supply flow path, while causing the warming-up determination parameter to be subject to subtraction when the engine is in the flow path heat release state and a duration time of the flow path heat release state is equal to or longer than a first predetermined time period. | 2021-02-04 |
| 20210033038 | ENGINE CONTROL METHOD AND ENGINE CONTROL DEVICE - An engine control method includes: a first fuel supply step of supplying fuel into the combustion chamber using an injector when a spark plug makes flame in the combustion chamber so that an air-fuel mixture is generated at least around the spark plug, the air-fuel mixture having an air-fuel mass ratio A/F or a gas-fuel mass ratio G/F, in which gas includes air, higher than a stoichiometric air-fuel ratio; after the first fuel supply step, an ignition step of making the flame in the combustion chamber in the compression stroke using the spark plug; and after the ignition step, a second fuel supply step of supplying the fuel into the combustion chamber in the compression stroke using the injector to increase a fuel concentration of the air-fuel mixture in the combustion chamber. | 2021-02-04 |
| 20210033039 | STATE DETECTION SYSTEM FOR INTERNAL COMBUSTION ENGINE, DATA ANALYSIS DEVICE, AND VEHICLE - A state detection system for an internal combustion engine includes: a memory configured to store mapping data, the mapping data being data that defines a detection mapping, the detection mapping being a mapping between an input and an output, the input being a rotation waveform variable and a drive system rotation speed variable and the output being a value of a combustion state variable, and the detection mapping including a joint operation of the rotation waveform variable and the drive system rotation speed variable based on a parameter learned by machine learning; and a processor configured to execute an acquisition process and a determination process, the acquisition process being configured to acquire a value of the drive system rotation speed variable, the determination process being configured to determine whether or not the internal combustion engine is in a predetermined operating state. | 2021-02-04 |
| 20210033040 | STATE DETECTION SYSTEM FOR INTERNAL COMBUSTION ENGINE, DATA ANALYSIS DEVICE, AND HYBRID VEHICLE - A state detection system for an internal combustion engine includes: a memory configured to store mapping data, the mapping data being data that defines a detection mapping, the detection mapping being a mapping between an input and an output, the input being a first waveform variable and a second waveform variable and the output being a value of a combustion state variable, and the detection mapping including a joint operation of the first waveform variable and the second waveform variable based on a parameter learned by machine learning; and a processor configured to execute an acquisition process and a determination process. The acquisition process acquires a value of the first waveform variable. The determination process determines whether or not the internal combustion engine is in a predetermined operating state. | 2021-02-04 |
| 20210033041 | A SYSTEM AND A METHOD FOR DIAGNOSING THE PERFORMANCE OF TWO NOX SENSORS IN AN EXHAUST GAS PROCESSING CONFIGURATION COMPRISING TWO SCR UNITS - The invention relates to a method, system, and computer program product for diagnosing an exhaust gas processing configuration for a combustion engine of a vehicle, said configuration comprising two SCR-units, two NOx-sensors and two reducing agent dosing units suitably arranged, comprising the steps of: performing a series of reducing agent dosing operations by a first reducing agent dosing unit; comparing measured NOx-contents measured by a first NOx-sensor and a second NOx-sensor related to said operations; and if the respective NOx-content measured by the respective NOx-sensors during the performed reducing agent dosing operations are substantially equal, determining that the respective NOx-sensors provide a proper performance. | 2021-02-04 |
| 20210033042 | ENGINE CONTROL METHOD AND ENGINE CONTROL DEVICE - The engine control method includes a fuel supply step and an ignition step. In the fuel supply step, the injector supplies fuel into a combustion chamber. In the ignition step, an spark plug arranged in the combustion chamber makes a flame after the supply of the fuel into the combustion chamber and at a timing when a flow strength in the combustion chamber is greater than a predetermined value in a compression stroke during or before a post-mid stage where the compression stroke is divided into four stages of a pre-stage, a pre-mid stage, a post-mid stage, and a post-stage. | 2021-02-04 |
| 20210033043 | FUEL INJECTION SYSTEM AND CONTROLLER FOR FUEL INJECTION SYSTEM - A fuel pump includes a camshaft that rotates in accordance with operation of an engine and a tappet provided in contact the camshaft. An ECU includes an angle determination unit configured to determine whether a rotation angle from a start of rotation of the camshaft when starting the engine is under a predetermined angle required for forming an oil film on a sliding portion of the tappet, and a control unit configured to, when the rotation angle from the start of rotation of the camshaft is determined to be under the predetermined angle, execute a limit process including at least one of limiting a fuel discharge pressure of the fuel pump or limiting a rotation of the camshaft. | 2021-02-04 |
| 20210033044 | GIMBAL ASSEMBLY AND MANUFACTURE THEREOF - A gimbal assembly comprises a body, comprising at least one pivot boss projecting radially outwards along a first pivot axis (V) from an outer surface of the body; a gimbal, comprising an outer case surrounding the body and at least one hole projecting radially outwards along a second pivot axis (H) to receive a pivot pin to pivotally couple the gimbal to a fixed structure. The second pivot axis (H) is perpendicular to the first pivot axis (V) and the outer case is formed at least partially from carbon fibre-reinforced polymer matrix composite material. The outer case comprises at least one cavity on its inner surface in which the at least one pivot boss is located to pivotally couple the gimbal to the body. | 2021-02-04 |
| 20210033045 | PRIMARY PUMP AND CARBURETOR USING THE SAME - An improved primary pump for a carburetor is provided. The primary pump has a reduced cost and reduced space construction. The primary pump includes: a flexible cap having a cavity; an inlet open to the cavity of the flexible cap; an inlet side path fluidly coupled to the inlet; an inlet side check valve disposed in the inlet side path; an outlet open to the cavity of the flexible cap; an outlet side path fluidly coupled to the outlet; and an outlet side check valve disposed on the outlet side path, wherein at least one among the inlet side check valve and the outlet side check valve comprises a flap formed in a pump diaphragm of a fuel pump of the carburetor. | 2021-02-04 |
| 20210033046 | Gas Admission Valve and Fuel Gas Supply Assembly with Leakage Containment Flowpath - A fuel gas supply assembly for an internal combustion engine defines a leakage containment flowpath which includes a leakage containment space formed between the body of a gas admission valve and the wall defining the inner surface of a compartment formed in the cylinder head of the engine in which the gas admission valve is mounted. The gas admission valve is sealingly connected in fluid communication with the fuel gas conduit of a conduit assembly via a first aperture of the compartment so that both the fuel gas flowpath and the leakage containment space extend along and at least partially around a common portion of the length axis of the compartment. In another aspect, a gas admission valve includes an internal leakage containment flowpath formed by a leakage containment compartment which is interposed between the actuator and the fuel gas flowpath within the gas admission valve and sealingly connected to the leakage containment flowpath. | 2021-02-04 |
| 20210033047 | EVAPORATIVE EMISSION CONTROL SYSTEM FOR A VEHICLE - An evaporative emission control system for a vehicle includes an engine, a fuel tank connected to the engine and a reversible purge pump connected between the fuel tank and the engine. Fuel vapor generated in the fuel tank is supplied to the engine. The purge pump is operable in a first direction to supply the fuel vapor from the fuel tank to the engine and a second direction to supply air to the fuel tank. A purge control valve is connected between the reversible purge pump and the engine to control a flow of the fuel vapor to the engine. | 2021-02-04 |
| 20210033048 | Fuel Vapor Processing Apparatus - A fuel vapor processing apparatus includes a case having a passage. In addition, the case has a tank port and a purge port in fluid communication with one end of the passage. Further, the case includes an atmosphere port in fluid communication with another end of the passage. The passage has a first layering and a second layering filled with an adsorbent and arranged in series. The first layering includes an upper adsorption layer, a middle adsorption layer, and a lower adsorption layer arranged in series. The upper adsorption layer and the lower adsorption layer are filled with a first adsorbent. The middle adsorption layer is filled with a second adsorbent. The ventilation resistance of the middle adsorption layer due to the second adsorbent is greater than the ventilation resistance of the upper adsorption layer and the lower adsorption layer due to the first adsorbent. | 2021-02-04 |
| 20210033049 | PRECLEANER FOR INTERNAL COMBUSTION ENGINE - A pre-cleaner for an internal combustion engine is arranged in an intake passage of the internal combustion engine at an upstream side of a filter of an air cleaner. The pre-cleaner includes a casing that includes a cylindrical side wall and swirl generation vanes that swirl intake air about an axis of the casing. The side wall has a portion located next to an upstream side of the swirl generation vanes that is formed from an air-permeable fibrous molded body. | 2021-02-04 |
| 20210033050 | ENGINE INTAKE SYSTEM - An intake system of an engine supplies gas at least containing fresh air to each cylinder. The system includes an EGR passage that communicates with an internal space of a downstream intake passage and introduces some EGR gas into the downstream intake passage. The EGR passage includes a projected section in a substantially polygonal or cylindrical shape that is projected to the internal space of the downstream intake passage. The projected section is formed in such a shape that a projection length H | 2021-02-04 |
| 20210033051 | Cover for Fuel Tank - A cover for a fuel tank includes a flange unit configured to close an opening of the fuel tank and a joint member movably coupled to the flange unit. The joint member is configured to move in an upward/downward direction relative to the flange unit. Two side tubular portions extend from the flange unit in the upward/downward direction and are positioned side-by-side. Column portions extend in the upward/downward direction from the joint member. The column portions are moveably disposed in the side tubular portions. The column portions are configured to move in the upward/downward direction relative to the side tubular portions. The side tubular portions are connected to each other via a rear side wall and a front side wall of a center tubular portion disposed between the side tubular portions. | 2021-02-04 |
| 20210033052 | Device and Method for Supplying Water Into a High-Pressure Fuel Pump of an Internal Combustion Engine Provided in a Motor Vehicle - A device supplies water into a high-pressure fuel pump of a motor vehicle internal combustion engine, wherein the water is admixed to the fuel in the inlet region of the high-pressure fuel pump in a controlled manner by a metering valve, and wherein the device is designed to guide the water at least from a part of a supply line back to the storage container. When viewed in the flow direction from the storage container to the high-pressure fuel pump, a shut-off valve is provided in the supply line upstream of the metering valve, and the supply line is designed to elastically deformably change its volume in a line section positioned between the valves. In an operating method, wherein, after the parking of the motor vehicle in conditions that make it possible for the liquid that is at risk of freezing to freeze, and/or after delivery of the liquid to the high-pressure fuel pump, and with a suitably adjusted upstream fluid pressure, the metering valve is opened and remains open until a portion of the fluid in the section of the supply line leading from the metering valve to the high-pressure fuel pump flows out through the metering valve. | 2021-02-04 |
| 20210033053 | FUEL SUPPLY DEVICE - A fuel supply device includes a pump unit, a lid unit and a strut linking unit. The pump unit is located on a bottom of a fuel tank for discharging fuel from the fuel tank to an outside thereof. The lid unit is attached to an upper wall of the fuel tank to close an opening formed in the upper wall. The lid unit has a fuel discharge port. The strut linking unit connects the lid unit to the pump unit. The strut linking unit includes an upper-side strut member, which is formed as an independent component from the lid unit. The strut linking unit includes a lower-side strut member, which is movably connected to the upper-side strut member in a vertical direction. The upper-side strut member is connected to the lid unit by a snap-fit connection. A connecting portion between the upper-side strut member and the lid unit has a stress concentration portion, which is preferentially damaged when an external force is applied to the strut linking unit. | 2021-02-04 |
| 20210033054 | SOLENOID-ACTUATED VALVE AND HYDRAULIC CONTROL MODULE INCLUDING THE SAME - A solenoid-actuated valve includes a solenoid portion extending along a longitudinal axis. The solenoid portion includes a solenoid housing defining a solenoid interior, a coil, and an armature, with the armature being moveable along the longitudinal axis in response to energization of the coil. The solenoid-actuated valve also includes a valve portion coupled to the solenoid portion. The valve portion includes a valve member moveable by the armature. The solenoid-actuated valve further includes a valve filter disposed in the solenoid interior and/or coupled to the solenoid housing and configured to separate the solenoid interior from a hydraulic circuit when the valve portion is coupled to a valve housing for allowing fluid to flow into and out of the solenoid interior upon actuation of the armature. | 2021-02-04 |
| 20210033055 | ASSEMBLY HAVING A HIGH-PRESSURE PUMP AND A CONTROL DEVICE ARRANGED UPSTREAM OF THE HIGH-PRESSURE PUMP - The subject matter of this specification can be embodied in, among other things, an apparatus that includes a high-pressure pump having a pump element, a regulating device positioned upstream of the high-pressure pump, a fuel channel defined between an inflow side of the regulating device and the pump element, and a safety device, actuatable to reduce a through-flowable cross section of the fuel channel. | 2021-02-04 |
| 20210033056 | Start Stop Override Module - An override module allowing a vehicle operator to default the status of an automated start-stop system to “off” A preferred embodiment uses a module that is installed on the vehicle's CAN bus. | 2021-02-04 |
| 20210033057 | Start Stop Override Module - An override module allowing a vehicle operator to default the status of an automated start-stop system to “off.” A first embodiment uses a module that is installed in-line with a manual override button. A second embodiment uses a module that is installed on the vehicle's CAN bus. | 2021-02-04 |
| 20210033058 | IGNITION DEVICE FOR INTERNAL COMBUSTION ENGINE - It is made possible to control ignition appropriately. | 2021-02-04 |
| 20210033059 | ENGINE CONTROLLER AND ENGINE CONTROL METHOD - An engine controller includes an ignition timing control unit and a rich imbalance determining unit. The rich imbalance determining unit designates one of multiple cylinders as a subject cylinder for determination and executes lean active control that commands a smaller amount of fuel injection for the subject cylinder than for the other cylinders. The rich imbalance determining unit determines whether an air-fuel ratio of the subject cylinder deviates to be richer based on a rotational fluctuation amount of a crankshaft during the execution of the lean active control. The ignition timing control unit executes an advancement limiting process that limits advancement of the ignition timing by the knock control during the execution of the lean active control. | 2021-02-04 |
| 20210033060 | Improvements Relating to Hydroturbine Manufacture - A runner for a hydraulic machine comprising a band, a crown, a plurality of blades extending between the crown and the band, wherein the runner comprises a plurality of runner segments which together define the runner, each runner segment comprising a band portion, a crown portion and a blade, which portions are integrally formed with one another, each runner segment being attachable to another segment at a band joining edge and a crown joining edge, wherein the band joining edge and the crown joining edge are each spaced apart from the blade of the segment. | 2021-02-04 |
| 20210033061 | Survivability of Wave Energy Convertors - A wave energy conversion (WEC) system includes a float body, a heave plate, a tether, and a controller. The tether couples the heave plate to the float body. The controller controls the tether between survivability modes. Each survivability mode adjusts a tension and/or length of the tether. | 2021-02-04 |
| 20210033062 | TURBINE CONTROL - The present invention provides a turbine control system and method. The turbine control system includes at least one control means accommodated on a turbine rotor wherein the control means is actuated by a controller in a first or second direction on a plane of the rotor turbine to control a rate of change of moment of inertia of the turbine and thereby controlling the operation of the turbine. The invention also provides a turbine farm including a plurality of turbines operating to provide a maximum and stable power output. The farm includes a master controller configured for controlling the operation of each of the plurality of turbines and individual controller of the turbines efficiently. | 2021-02-04 |
| 20210033063 | A Pipe-Flow Driven Electric Power Generator Device - An electrical energy generating device ( | 2021-02-04 |
| 20210033064 | ACTUATING DRIVE FOR ADJUSTING THE PITCH ANGLE OF A ROTOR BLADE OF A WIND TURBINE, AND WIND TURBINE COMPRISING SUCH AN ACTUATING DRIVE - In general, the invention relates to wind turbines, the rotor blades of which can be adjusted in terms of their pitch angle. The invention relates in particular to an actuating drive for adjusting the pitch angle of a rotor blade of a wind turbine, comprising a large rolling bearing which comprises two bearing rings that can be rotated relative to each other, and an actuator for rotating the two bearing rings relative to each other. According to the invention, the actuating drive comprises a ring channel cylinder, which is formed in one of the bearing rings, and at least one piston, which is received in the ring channel cylinder in a movable manner and is drivingly connected to the other bearing ring of the two bearing rings. | 2021-02-04 |
| 20210033065 | Generator Torque Control after Grid Event - A method of operating a wind turbine comprising a generator in the event of a voltage dip is disclosed. The method comprises detecting an end of the voltage dip, determining an acceleration of a rotor of the generator, and increasing a torque of the generator when the end of the voltage dip is detected according to a selected torque profile. The selected torque profile is selected from a plurality predetermined torque profiles, wherein the predetermined torque profiles describe torque as a function of time. The selected torque profile is selected based on the determined acceleration of the rotor of the generator. Also provided are wind turbines configured for such methods. | 2021-02-04 |
| 20210033066 | Computer System & Method for Detecting Rotor Imbalance at a Wind Turbine - In examples, a computing system is configured to detect rotor imbalance at wind turbines by (1) obtaining sets of historical-vibration data for turbines, each set comprising vibration data captured by a given turbine's multi-dimensional sensor, (2) deriving a rotor-imbalance-detection model by: (a) for each turbine, (i) transforming time segments of the turbine's historical-vibration dataset into a frequency-domain representation, and (ii) for each time segment, using the frequency-domain representation for the time segment to derive a set of harmonic-mode values for at least one frequency-range of interest, thereby deriving a time-series set of harmonic-mode values for the turbine, and (b) performing an evaluation of the time-series sets for the turbines, thereby deriving the rotor-imbalance-detection model, (3) based on received vibration data for a given turbine from a reference time, executing the derived model, thereby detecting a rotor imbalance at the given turbine, and (4) transmitting a notification of the rotor imbalance. | 2021-02-04 |
| 20210033067 | HYDRAULIC DRIVING SYSTEM AND DRIVING METHOD FOR BARRING - The disclosure relates to a hydraulic driving system and a driving method for barring. The driving system comprises: three or more main drive hydraulic cylinders, which are divided into two groups to provide pulling and pushing forces to a driven impeller, each main drive hydraulic cylinder including a cylinder body and a piston rod which divides the cylinder body into a rod cavity and a godless cavity, wherein an oil line for the rod cavity and an oil line for the godless cavity of each main drive hydraulic cylinder are controlled by one control valve module; and a control device, which controls the control valve module according to wind and/or load signals, to simultaneously convert flow directions of hydraulic oil in the oil line for the rod cavity and the oil line for the godless cavity of at least one of the three or more main drive hydraulic cylinders. | 2021-02-04 |
| 20210033068 | Recessed-Magnet Flywheel Construction for Vertical Axis Wind Turbines - A rotor for a vertical axis wind turbine generator features a flywheel having first and second faces located opposite one another across a thickness of the flywheel, and a circumferential perimeter edge joining the first and second faces together around the central axis at a perimeter of the flywheel. A series of cavities are spaced radially inward from the circumferential perimeter edge and open into the flywheel from the first face on a path disposed circumferentially about the central axis. A series of permanent magnets carried in the cavities have the opposing poles of adjacent magnets facing in the same axial direction. The recessed magnet configuration avoids the separate magnet-retention means required for flush-mount configurations, and increases the performance of the generator. | 2021-02-04 |
| 20210033069 | WIND ENERGY PARK WITH AIRBORNE WIND ENERGY SYSTEMS AND A DIRECT CURRENT (DC) INTERNAL GRID - The present invention relates to wind energy park connected to an electrical grid, having airborne wind energy systems (AWES), e.g. with kites. The wind energy park has an electrical DC network connecting the plurality of AWES and a grid converter unit for converting DC to AC, and transmit AC to the electrical grid. The wind energy park control unit controls the AWES to produce electrical power to the electrical grid by alternating between a power production phase, and a recovery phase so to balance the supply of power to the electrical grid according a demanded setpoint. An advantage is that the grid converter may be smaller, as compared to an AC network, because the power is evened out with the negative power from the AWES being in recovery phase. In this way, the invention stabilizes the grid and has a grid forming capability. | 2021-02-04 |
| 20210033070 | Wind Generator Assembly - A wind generator assembly for harnessing wind to charge batteries in electric vehicles and hybrid vehicles includes a housing that is mounted on a roof of a vehicle. The housing has a wind passage extending therethrough and wind passes through the wind passage when the vehicle is driven. A turbine is rotatably positioned in the housing. The turbine is positioned in the wind passage and the turbine is rotated by wind passing through the wind passage. A generator is mounted in the generator space and the generator is in mechanical communication with the turbine. Thus, the turbine rotates the generator when the turbine rotates thereby facilitating the generator to produce electrical current. The generator is electrically coupled to batteries in the vehicle to charge the batteries. | 2021-02-04 |
| 20210033071 | WIND-DRIVEN POWER GENERATION DEVICE BASED ON MAGNETIC LEVITATION - A wind-driven power generation device based on magnetic levitation is provided. The device includes a magnetic levitation structure, a wind fan, a driving fan, and an electric power generator. Since a floating magnet floated above a fixed magnet in the magnetic levitation structure, the rotation friction of the fan shaft of the wind fan can be greatly reduced to stabilize the output electric power of the wind-driven power generation device. | 2021-02-04 |
| 20210033072 | Floating Airborne Wind Energy System With Submersible Platform - The exemplary embodiments herein provide an airborne power generation assembly comprising an airborne power generation unit, a submersible platform, an electrified tether winch attached to the submersible platform, an electrified tether connecting between the electrified tether winch and the airborne power generation unit, and a power output exiting from the submersible platform. Embodiments include an underwater docking station with a docking station tether connecting the submersible platform to the underwater docking station. The submersible platform or the underwater docking station may be anchored to the sea bed. Other embodiments include winches for the sea bed anchor tethers and docking station tether. | 2021-02-04 |
| 20210033073 | Direct-Drive Wind Turbine - Direct-drive wind turbines ( | 2021-02-04 |
