Entries |
Document | Title | Date |
20080201021 | Fault electric arc protection circuits and method for detecting fault electric arc - The present invention relates to an fault electric arc protection circuits which comprising a power source, a signal sampling device, a signal processing module, an arc detection control device and a power cut-off module; the signal sampling device comprising a matching resistor R | 08-21-2008 |
20080249666 | Dynamically Configuring Overcurrent Protection In A Power Supply - Methods, apparatus, and products are disclosed for dynamically configuring overcurrent protection in a power supply for components of an electrically powered system, including summing by a master service processor, during powered operation of the system, the present power requirements of components presently installed in the system and setting by the master service processor an overcurrent trip point of the power supply in dependence upon the sum of the present power requirements of the components. | 10-09-2008 |
20090082909 | POWER SUPPLY CONTROL SYSTEM AND METHOD OF CONTROLLING POWER SUPPLY - A power supply control system includes a plurality of electronic control units, a monitoring device, a power source line coupled with each of the electronic control units for supplying an operating voltage to each of the electronic control units, and a power source switch disposed on the power source line. The monitoring device calculates a deactivating threshold value based on an assigned threshold value of each of the electronic control units set in accordance with an operating state of each of the electronic control units. The monitoring device deactivates the power source switch so as to stop the supply of the operating voltage to all of the electronic control units when an electric current value of the power source line is greater than the deactivating threshold value. | 03-26-2009 |
20090099703 | Control system for an electrical machine - In a control system and a method for operating a permanent-magnet electrical machine, when the electrical machine is switched off after one of a functional computer and a monitoring computer of the control system has identified a fault, in order to reduce the braking torque of the electrical machine, which is switched-off but still rotating an output stage of the control system is subjected to a three-phase short circuit if the rotation speed D1 does not fall below a definable limit value GR1 or if a voltage U_DC of the output stage (2) exceeds a limit value Umax, and when the rotation speed D1 is below the definable limit value GR1 and a voltage U_DC of the output stage does not exceed a limit value Umax, all the circuits breakers (2o1, 2o2, 2o3 2u1, 2u2, 2u3) of the output stage (2) are opened in order to fully disconnect the electrical machine from the output stage. | 04-16-2009 |
20090125157 | Parameterization monitoring for analog signal modules - The invention relates to a method for monitoring an output driver that can be parameterized and is suitable for controlling actuators in industrial automation technology, for applying analog signals to an output channel, with the following steps: determining resulting internal leakage power based on the parameterization data provided for parameterizing the output driver, comparing the leakage power relative to a leakage power limiting value, and, dependent functionally on the comparison result, stopping the application of an analog signal on the output channel corresponding to the parameterization data provided for parameterizing the output driver. The invention further relates to an analog signal output device, suitable for controlling actuators in industrial automation technology and in accordance with the aforementioned method, comprising at least one output driver and a monitoring device. | 05-14-2009 |
20090125158 | STATE AND TOPOLOGY PROCESSOR - A State and Topology Processor (STP) may be communicatively coupled to one or more intelligent electronic devices (IEDs) communicatively coupled to a electrical power system to obtain one or more current measurements, voltage measurements, and dynamic topology data therefrom. The STP may receive the measurement data and may determine a current topology and a voltage topology therefrom. A current processor may use the current topology and the current measurements to refine the measurements, perform KCL, unbalance, symmetrical component, and consistency checks on the electrical power system. The voltage processor may use the voltage topology and the voltage measurements to perform similar checks on the electrical power system. One or more alarms may be generated responsive to the checks. The data may be displayed to a user in a display of a human machine interface and/or may be transmitted to a user programmable task module, and/or an external control unit. | 05-14-2009 |
20090204268 | Power Distribution System with Fault Protection Using Energy Packet Confirmation - The disclosed power distribution system regulates the transfer of energy from a source | 08-13-2009 |
20090204269 | Variable Transmission Window Constructions - An electrical control system is disclosed for controlling a plurality of variable transmittance windows. The electrical control system of the present invention comprises a master control circuit for supplying control signals representing transmittance levels for the variable transmission windows, and a plurality of window control circuits coupled to each of the master control circuits. Because the window control circuits can sense abnormal load conditions in the variable transmission windows, the system further includes an interface to a security system to inform of a potential intrusion. Each window control circuit controls the transmittance of at least one of the variable transmission windows in response to control signals received from the master control circuit. | 08-13-2009 |
20090248216 | System And Method For Improving Dynamic Response In A Power Supply - A system for improving dynamic response in a power supply includes a mainframe module having a memory and a mainframe microprocessor, the mainframe processor configured to calculate a plurality of tables in which each table represents a current/voltage (I/V) characteristic curve for the power supply, at least two power supply modules coupled to the mainframe module, each power supply module having a random access memory element, the random access memory element configured to receive and store a first table and a second table, wherein the mainframe microprocessor transfers the first table to each power supply module, and wherein each power supply module executes a respective first table while the mainframe processor calculates the second table for each power supply module and while the mainframe processor transfers the second table to each power supply module. | 10-01-2009 |
20090299539 | Power Balancing for Vehicle Diagnostic Tools - A power balancing system includes a vehicle communication device connected to a data link connector of a vehicle, and a scan tool connected to the vehicle communication device, the scan tool including a handset and a vehicle connector interface (VCI), wherein power can be received from one or more of an external power source being external from the VCI, the vehicle, and an internal power supply of the scan tool, and wherein the system balances the received power. | 12-03-2009 |
20090312883 | SYSTEM FOR CONTROLLING A POWER, WATER OR GAS SUPPLY - The invention relates to a system for controlling a power ( | 12-17-2009 |
20100010683 | METHOD AND APPARATUS FOR POWER-LIMITING ELECTRICAL ACCESS - A system for load control in an electrical power system is described, wherein one or more load-limiting devices such as outlets and/or lighting sockets are provided to a home or building. The load-limiting devices conserve power and increase safety by not allowing a user to attach a device that draws excess power. Unlike circuit breakers and fuses, the load-limiting devices automatically resume normal operation when the excess load is removed. In one embodiment, the power authority sends commands to tell the load-monitoring device to provide reduced power service. In one embodiment, the commands are time-limited, thereby allowing the electric power device system to resume normal operation after a specified period of time. In one embodiment, the commands include query commands to cause the control device to report operating characteristics (e.g., efficiency, time of operation, etc.) back to the power authority. | 01-14-2010 |
20100010684 | Protection techniques for an electric power system - One embodiment of the present application is directed to a protection technique for an electric power generation system. In one or more implementations, an electric power generator, generator control circuitry, electrical output sensors to provide one or more corresponding signals, electrical switching equipment to selectively couple the generator to an electrical load, and electric power feeder or branch circuit conductors, to route electric power from the generator to the switching equipment, are provided. The control circuitry is responsive to the sensor signals to determine if a shutdown condition exists as a function of a protection profile determined for the system. This profile may account for damage thresholds of the generator, the feeder or branch circuit conductors, the electrical switching equipment for each of a number of different combinations of level and duration of electrical output as represented by the sensor signals. | 01-14-2010 |
20100076615 | SYSTEMS, DEVICES AND METHODS FOR ELECTRICITY PROVISION, USAGE MONITORING, ANALYSIS, AND ENABLING IMPROVEMENTS IN EFFICIENCY - The invention relates generally to systems, devices and methods for the efficient use of utilities, more particularly to the distribution and provision of electricity supply at appropriate voltages, monitoring and usage by end devices, and to facilitating consumers in changing their energy usage behaviour, and to adopt and easily install appropriate sustainable, energy efficient or renewable technologies. Said end devices typically including traditional electric, electronic and lighting appliances requiring AC or DC power provision or low voltage DC power via AC/DC converters. | 03-25-2010 |
20100106339 | DATA ACQUISITION APPARATUS AND METHODOLOGY FOR SELF-DIAGNOSING OF AC MODULES - Method and apparatus for monitoring, measuring and recording the operating values of each of a plurality of inter-connected AC PV modules and performing a diagnostic analysis, including comparing the those operating values to each other and to operating values recorded at an earlier time to determine laminate degradation and the performance-attenuating effect of temperature, soiling, shading, and snow cover on the modules. | 04-29-2010 |
20100125372 | Apparatus For Fault Tolerant Digital Inputs - An input termination board for use with an industrial controller in a safety system is disclosed herein. The industrial controller may be populated with standard input modules according to the application. The termination board, in conjunction with the controller allows the standard input modules to be used as safety inputs. The termination board provides simplified wiring between the input modules and the remote devices by splitting each of the signals generated by the remote device into separate inputs for two different input modules. In addition, a program executing on the controller of the safety system monitors and tests each of the inputs in both input modules to verify proper operation of the inputs. If the program detects a fault in either input module, the safety system may alternately shut down according to a fail-safe procedure or continue operating under a fault-tolerant mode of operation. | 05-20-2010 |
20100125373 | MINIMIZING CIRCULATING CURRENT USING TIME-ALIGNED DATA - A power system may comprise two or more transformers operating in parallel. A voltage differential may exist between the transformers, which may create a circulating current in the power system. The system voltage of the power system may be modified by performing a tap change operation on one or more of the transformers. The tap change operation may be configured to minimize the circulating current. The circulating current may be minimized by determining the bias between the transformers using an angular difference between the transformer currents. The angular difference may be calculated using time-aligned measurement data. A tap change operation configured to modify the system voltage, while minimizing circulating current, may be determined using the transformer bias. | 05-20-2010 |
20100145537 | Method for Avoidance of Inadvertent Protective Tripping as a Result of Measurement Errors Within a Protection System for an HVDC Transmission Installation - A method for avoiding undesired, measurement error-induced protective tripping within a protection system of an HVDC transmission system. State variables of components of the HVDC transmission system are detected by first measuring devices to obtain a first set of measured values and by further measuring devices, which are designed in redundant fashion with respect to the first measuring devices, to obtain further sets of measured values. The first and further sets of measured values are supplied to a closed-loop control unit and a protective unit. The protective unit checks the first set of measured values for the presence of a risk of protective tripping by way of internal logic, and the closed-loop control unit regulates the HVDC transmission system as a function of one of the further sets of measured values. In the event of the presence of a risk of protective tripping, the protective unit checking one of the further sets of measured values for the presence of switchover conditions and, if present, switches over to the further set of measured values and checks the further set of measured values for the presence of a risk of protective tripping. | 06-10-2010 |
20100152911 | BATHING SYSTEM CONTROLLER HAVING ABNORMAL OPERATIONAL CONDITION IDENTIFICATION CAPABILITIES - A controller suitable for identifying an abnormal operational condition in a bathing system is provided. The controller includes a memory unit adapted for storing measurements indicative of electrical currents drawn by the bathing system under normal operating conditions, each measurement being indicative of the electrical current being drawn by a respective bathing unit component in the bathing system. The controller also includes a processing unit for modifying the measurements stored in the memory unit and for detecting an abnormal operational condition associated with the bathing system at least in part on the basis of measurements stored on the memory unit. In specific implementations, sensing circuitry adapted for obtaining measurements associated to components, such as relays and fuses, is provided. This sensing circuitry allows identify components on the controller, such as relays and fuses for example, and bathing unit components in the bathing system as potential causes of an abnormal operational condition associated with the bathing system. | 06-17-2010 |
20100211230 | POWER SUPPLY DEVICE FOR PLASMA PROCESSING - A power supply device for plasma processing, wherein electric arcs may occur, comprises a power supply circuit for generating a voltage across output terminals, and a first switch connected between the power supply circuit and one of the output terminals. | 08-19-2010 |
20100286838 | ISLANDING DETECTION IN AN ELECTRICAL POWER DELIVERY SYSTEM - An intelligent electronic device is operable to use a signal derived from an electrical power delivery system to effectively detect an islanding condition. The intelligent electronic device is configured to compare a frequency deviation (from nominal frequency) and a rate-of-change of frequency of the electrical power delivery system to a protection characteristic of the intelligent electronic device to quickly and securely detect islanding conditions thereby enhancing power protection, automation, control, and monitoring performance. The intelligent electronic device uses local measurements of the electrical power deliver system to provide reliable and economical means to properly separate a generation site from the remainder of the electrical power delivery system. Such may be useful to prevent reclosing out of synchronism. | 11-11-2010 |
20100292858 | SYSTEMS AND METHODS FOR USE IN PROVIDING LOCAL POWER LINE COMMUNICATION - The present embodiments provide systems and methods for implementing and controlling local power line communication (PLC) networks. Some embodiments include a central controller communicationally coupled with a PLC power line, a sensor adaptor coupled between the PLC power line and a consumer product, with the sensor adaptor comprising a current detector that detects a current usage level passed through the sensor adaptor, a PLC interface through which the current usage level is communicated over the PLC power line to the central controller, and an adaptor switch that interrupts current flow to the consumer product in response to a command received over the PLC power line from the central controller when the current usage through the sensor adaptor has a predetermined relationship to a first threshold. | 11-18-2010 |
20100305769 | METHOD AND APPARATUS FOR EXECUTING SECONDARY FUNCTIONS ON AN ELECTRICAL SWITCHGEAR DEVICE - This invention relates to a method and apparatus for executing secondary functions on an electrical switchgear device. In particular, the present invention relates to a method and apparatus which is implemented in the processing electronics of an electrical switchgear device which has a primary trip or protection function and also the capability to execute secondary functions or applications, such as over/undervoltage conditions and near fault warning levels and display. These secondary functions or applications being user configurable and are subject to processing availability and the constraints of the primary protection function. | 12-02-2010 |
20100318234 | HYBRID ENERGY STORAGE SYSTEM, RENEWABLE ENERGY SYSTEM INCLUDING THE STORAGE SYSTEM, AND METHOD OF USING SAME - This disclosure generally relates to stabilizing energy provided by an energy source, and more particularly to systems and methods for using multiple types of energy storage devices to selectively capture and provide energy. An energy source provides energy, and the energy storage devices selectively capture energy provided by the energy source in excess of an immediate energy requirement of a load and selectively provide energy when the immediate energy requirement of the load exceeds the energy provided by the energy source. | 12-16-2010 |
20100324747 | COMPOSITE TYPE ELECTRIC CIRCUIT BREAKER AND METHOD THEREOF - A composite electric circuit breaker, and method thereof, is configured to detect signals regarding arc faults, overcurrent, and earth leakage. Arcs and electric currents are detected by a current transformer and earth leakage is detected by a zero phase current transformer. A variation of electric current, the number of arcs which are generated per a unit time, a present electric current value, and electric current earth leakage are combined to judge whether arc faults occur to then interrupt an electric power supply. Temperature is measured on a printed circuit board, and if temperature rise occurs, the electric power supply is interrupted, and an interruption cause is displayed. Electric accidents and occurrence of fires are prevented simultaneously and more accurately. The interruption causes can be confirmed, analyzed and externally monitored through a network, to thus maximize efficiency of electric management. | 12-23-2010 |
20100332046 | CURRENT TRANSFORMER WITH INTEGRATED ACTUATOR - A system comprising a magnetic actuator, a current transformer and operational electronics in a dual-coil circuit breaker. The system includes an inline implementation of the primary and secondary coils to maintain a narrow width suitable for retrofitting in currently designed industrial rack mounted enclosures. The system further comprises network connectivity allowing interrogation of the components for operational data associated with the component. | 12-30-2010 |
20110029144 | Plug-In Electric Vehicle Supply Equipment - A system for connecting an electric vehicle to a high voltage power source. The system including an electric vehicle supply equipment (EVSE) having an electrical plug compatible with a high voltage power outlet, the plug connected to a power cord. The power cord is connected to a housing containing a number of electrical components configured to control the power flow to an electric vehicle to recharge the vehicle's batteries. The power cord extends from the housing and is connected to a standard electric vehicle connector compatible with battery electric vehicles (BEV) and plug-in hybrid electric vehicles (PHEV). The EVSE further includes safety measures, such as a relay that controls the flow of power to the vehicle connector and a ground fault interrupter, to protect users from high voltage electric shocks. | 02-03-2011 |
20110029145 | INTELLIGENT ELECTRICAL ENERGY MANAGEMENT SYSTEM DEVICE - The present invention involves an intelligent electrical energy management system device. The device includes a power supply module ( | 02-03-2011 |
20110029146 | Plug-In Electric Vehicle Supply Equipment - A system for connecting an electric vehicle to a Level I or Level II power source. The system including an electric vehicle supply equipment (EVSE) having an electrical plug compatible with a Level I or Level II power outlet, the plug connected to a power cord. The power cord is connected to a housing containing a number of electrical components configured to control the power flow to an electric vehicle to recharge the vehicle's batteries, via either Level I or Level II. The power cord extends from the housing and is connected to a standard electric vehicle connector compatible with battery electric vehicles (BEV) and plug-in hybrid electric vehicles (PHEV). The EVSE further includes safety measures, such as a relay that controls the flow of power to the vehicle connector and a ground fault interrupter, to protect users from high voltage electric shocks. | 02-03-2011 |
20110040419 | Communication process for elements composing a home or industrial electrical energy distribution network and devices for implementing the same - A communication process between two constitutive elements of the network of electricity distribution in a domestic or industrial premise including circuit breakers, electrical modules, switches, electrical plugs and light connection devices. The process including the following steps: assignment by a protocol such as DHCP, BootP or RARP of a first IP address to a first element of the power distribution network, assignment of a second IP address to a second element, and establishment of a communication between the first and second elements of the power distribution network. | 02-17-2011 |
20110046808 | CONTROLLER AND SYSTEM INCLUDING A CONTROLLER FOR DETECTING A FAILURE THEREOF - A controller for a load includes separable contacts, an operating mechanism structured to open and close the separable contacts, a processor circuit cooperating with the operating mechanism to open and close the separable contacts, and an output controlled by the processor circuit. The output is structured to cause a remote circuit interrupter to open a power circuit electrically connected in series with the separable contacts. The processor circuit is structured to detect failure of the controller to control the load and activate the output. | 02-24-2011 |
20110046809 | ADAPTIVE RELAYING CONTROLLED BY AUTONOMOUS EVENT DETECTION - An adaptive relaying control system and method is disclosed for adapting coordination of protective measures provided to an electric-energy distribution system as a function of at least an ambient weather condition. A weather sensor senses the ambient weather condition within a region adjacent to at least a portion of the electric-energy distribution system. A control unit is operatively coupled to the weather sensor to receive a weather signal indicative of the ambient weather condition and determine whether a storm condition exists based at least in part on the weather signal. The control unit establishes a suitable control philosophy for adapting coordination of the protective measures provided to the electric-energy distribution system based at least in part on whether the storm condition exists. | 02-24-2011 |
20110054713 | GLOBAL TRIP UNIT - A method of setting a ground fault trip response function for a trip unit includes enabling a ground fault protection mode for the trip unit, setting the ground fault trip response function for the trip unit, wherein the ground fault trip response function is a double knee time current function. | 03-03-2011 |
20110087383 | NETWORK PROTECTION WITH CONTROL HEALTH MONITORING - Apparatus and methods for network protection monitor the functional state of a control component on a circuit protection device and provide a back up control signal to activate the circuit protection device to protect the network in the event that the control component on the circuit protection device stops functioning. | 04-14-2011 |
20110098866 | SYSTEM STABILIZATION DEVICE - A control unit of a system stabilization device uses a fluctuation detection block ( | 04-28-2011 |
20110112700 | ELECTRIC POWER SUPPLY DEVICE, ELECTRIC POWER RECEIVING DEVICE, ELECTRIC POWER SUPPLY SYSTEM, AND FAILURE RECOVERY METHOD - An electric power supply device is provided that includes an electric power supply portion, an information communication portion, a control portion, and an impedance measurement portion. The electric power supply portion supplies, to another device with which an agreement has been established to supply electric power, the electric power that the agreement specifies, by supplying the electric power to a bus line during predetermined electric power supply intervals that recur cyclically. The information communication portion wirelessly transmits and receives, to and from the other device to which the electric power supply portion supplies the electric power, information signals that express information. The control portion controls the electric power that the electric power supply portion supplies and the information signals that the information communication portion transmits. The impedance measurement portion measures the impedance of the bus line on a specified cycle. | 05-12-2011 |
20110118885 | SYSTEM STABILIZING DEVICE - A self-contained control unit of a system stabilizing device installed on a microgrid is provided with a fluctuation detecting block | 05-19-2011 |
20110118886 | SYSTEM STABILIZING DEVICE - A control unit of a system stabilizing device uses a fluctuation detecting block | 05-19-2011 |
20110118887 | SYSTEM STABILIZING DEVICE - A control unit of a system stabilizing device uses a fluctuation detecting block ( | 05-19-2011 |
20110118888 | System, Device and Method for Managing a Power Distribution Network - A method, computer program product, and system for managing a power distribution network is provided. In one embodiment, the computer program product comprises a VARs management module configured to generate a command configured to cause a capacitor bank to connect to the power distribution network; a voltage management module configured to receive voltage data derived from a measurement of a power line of the power distribution network and to output an alert if the voltage data is beyond a threshold; a measurement module configured to generate a request for measurement data that comprises data of a measurement of one or more electrical parameters of the power distribution network; and a power outage management module configured to output data of a location of a power outage of the power distribution system. | 05-19-2011 |
20110118889 | INCREASING MEAN TIME BETWEEN FAILURES FOR POWER SUPPLIES - A redundant power supply may obtain a rule for increasing mean time between failures (MTBF) for a first internal power supply and a second internal power supply connected to an electronic device, apply the rule to the first and second power supplies, activate the second internal power supply based on the rule to permit the second internal power supply to provide power to the electronic device, and deactivate the first internal power supply based on the rule. | 05-19-2011 |
20110125339 | PROTECTION ARRANGEMENT FOR AN ELECTRICAL POWER DISTRIBUTION NETWORK - Protection arrangements and methods of operating protection arrangements are important in order to maintain operability with regard to electrical power distribution networks. Such networks generally comprise grids or meshes of electrical distribution pathways from generators and electrical loads. Faults may occur within the network and circuit breakers or other protection elements are utilised to isolate such faults. A number of regimes for protection are known but problems can arise with regard to ensuring an appropriate pan of the distribution network is isolated. By providing circuit breakers which have a time grade margin compared to other circuit breakers which is proportional to an inverse current-time logarithmic relationship between a fault electrical current divided by a major contribution electrical current to the circuit breaker operation can be achieved which is sufficiently quick for high electrical fault currents but incorporates a time delay for low electrical currents which may have a more transient nature. | 05-26-2011 |
20110125340 | POWER PRODUCTION CONTROL SYSTEM AND METHOD - A control system for an energy production facility includes a plant controller for receiving an indication of a measured power output of the energy production facility that includes power generators and produces output signals. The system also includes a processing unit operably coupled to the plant controller and responsive to executable computer instructions when executed on the processing unit cause the plant controller to: create an output signal that causes an energy storage device to discharge in the event power reserves of the power generators can not met the requested ramp down rate; and create an output signal that causes the energy storage device to charge up in the event that the power capability of the power generators can meet the requested ramp down rate. | 05-26-2011 |
20110137483 | Method of real time remote control of transmission capacity of aerial power lines - A method of remote control of a transmission capacity of an aerial power line in real time including arranging on a cable of the power line devices monitoring parameters that characterize a condition of the cable including a cable temperature T | 06-09-2011 |
20110172843 | ELECTRONIC DEVICE AND POWER MANAGEMENT METHOD THEREOF - The present invention discloses an electronic device having a power management module and a power management method thereof. Within the power management method is used for an electronic device, which has a first power module, a second power module and the loads. The power management method comprises the following step: (1) monitoring the first power module and the second power module; (2) if the first power module and the second power module are activated at the same time, sequentially stopping a supply of electric power to at least one of the loads until the electronic device has total load current smaller than a reference value. | 07-14-2011 |
20110178649 | METHOD FOR PREVENTING ELECTRIC SHOCK BY CONTACT WITH CONNECTED-TO-GROUND ELECTRIC APPLIANCES AND INSTALLATIONS, AND APPARATUS THEREFOR - A safety method and safety apparatus of an electric installation ( | 07-21-2011 |
20110184576 | ROBUST AUTOMATED HIERARCHICAL DETERMINATION FOR POWER MONITORING SYSTEMS - An automated hierarchy classification algorithm that searches for a child monitoring device's parent in a utility monitoring system by segmenting the device data measured by a given device pair and calculating a segment correlation coefficient for each data segment. Devices to be placed in the hierarchy are filtered by calculating the variance of their device data and eliminating devices with a low variance. Devices are ranked by computing the sum of squares of their device data and ordering the devices accordingly from highest to lowest. The device data is segmented and segment correlation coefficients are averaged to produce an overall correlation coefficient. Criteria are evaluated to determine whether a device pair is linked. A correlation coefficient is calculated using the complete data series of a device pair, and the solution produced by this approach is compared with the solution produced by segmenting the device data. If the solutions disagree, a likely candidate is determined from a fuzzy logic module. | 07-28-2011 |
20110190957 | ELECTRONIC CONTROL APPARATUS - An electronic control apparatus is provided in which a supervisory control circuit part capable of mutual communication with a main control circuit part, which is operated by a high speed clock signal of high precision, is operated by a medium speed clock signal, which is low in cost and precision, such that they can operate mutually independently of each other. The main control circuit part supplies a medium speed communication synchronization signal frequency divided to the supervisory control circuit part. The supervisory control circuit part is operated by the medium speed clock signal to supervise the control operation of the main control circuit part. An error measuring circuit calculates an error correction coefficient which is the ratio of the signal cycle of the communication synchronization signal to that of the medium speed clock signal. The value of the error correction coefficient is reversely supervised by the main control circuit part. | 08-04-2011 |
20110218688 | Method and Device for Optimized Energy Management - A method for optimized energy management of an electrical system is provided for protecting a component to be protected of the electrical system. The power dissipation of at least one component to be protected is determined, the expected temperature increase is calculated using a thermal model, the expected temperature increase is compared with a predefined temperature threshold value. Consumer loads are switched on or off depending on their priority. A device for carrying out the method is provided. The device includes a power meter, calculation unit storage unit, and switching unit for switching consumer loads The electrical system to which the device is assigned includes at least one consumer load and at least one component to be protected. | 09-08-2011 |
20110270458 | ELECTRICAL SOCKET APPARATUS WITH OVER-CURRENT PROTECTION - An electrical socket apparatus with over-current protection is disclosed, including at least two sockets, at least one breaker switch, a current detection unit and a microprocessor. The sockets are coupled in parallel to a power system. The breaker switch is installed in the path of one of the sockets coupled to the power system for breaking or connecting the path of the sockets to the power system. The current detection unit detects the current flowing into the sockets and outputs a set of current values. The microprocessor is coupled to the current detection unit for receiving the set of current values, determining whether a total current flowing into the sockets exceeds a current threshold value and breaking the breaker switch according to a predetermined breaking data when total current flowing into the sockets exceeds the current threshold value. | 11-03-2011 |
20110276189 | Control and Protection System of Converter Valve Operation Test Equipment - This present provides a control and protection equipment system suitable for synthesis converter operation test, relates to power system automation equipment field. This system includes human-machine interface element, synchronization element, signal acquisition element, data aggregation element, conditioning element, protecting element, wave form recording element, wave form monitor element, on-off input element, on-off output element, vale based element (VBE), high direct current supply power system controller, high voltage supply system controller, current surge circuit controller, impulse circuit controller, test converter valve water cooling controller and test equipment water cooling system controller. This system can control converter samples and auxiliary valves on set trigging timing, produce various operation tests need heat, voltage and current of the converter samples and carry through operation tests. This system can also monitor on-off condition and important analog parameters condition of main circuit immediately, when abnormal condition takes place, the suitable protective measures will be made immediately. | 11-10-2011 |
20110276190 | LOAD SHARING ARCHITECTURE FOR REDUNDANT CHANNEL CONTROLLERS - A redundant, multi-source architecture provides output loads access to each of the plurality of power sources. The architecture includes at a least a first power bus and a second power bus. A plurality of loads are connected to the first power bus and the second power bus. Redundant first and second channel controllers are connected to receive power from the first power bus and the second power bus, respectively, wherein one of the first and second channel controllers is designated as the active channel controller. The active channel controller allocates power from both the first power bus and the second power bus to each of the plurality of loads. | 11-10-2011 |
20110276191 | ELECTRONIC CONTROL APPARATUS - An electronic control apparatus | 11-10-2011 |
20110276192 | SYSTEMS AND METHODS FOR ISLANDING DETECTION - A solar power inverter that detects islanding conditions includes a power generation component that generates alternating current (AC) from direct current produced by photovoltaic cells. The inverter generates AC for a load or an electrical power grid. The inverter also includes a component that generates synchrophasors from characteristics of electrically proximate AC. The inverter further includes a component that receives grid synchrophasors transmitted from a location on the electrical power grid (e.g., a transmission substation). The inverter further includes a controller that uses the inverter synchrophasors and the grid synchrophasors to calculate a degree of correlation between the electrical power grid AC frequency and the frequency of the electrically proximate AC. If the degree of correlation dips below a predefined value or exhibits certain patterns or behaviors that are indicative of a loss of mains (e.g., a loss of main power along the electrical power grid), the controller can cause the power generation component to stop generating AC or cause the inverter to intentionally island by electrically disconnecting from the electrical power grid. | 11-10-2011 |
20110282508 | GENERALIZED GRID SECURITY FRAMEWORK - The subject specification comprises a generalized grid security platform (GGSP) that can control power distribution and operations in a power transmission and distribution grid (PTDG) in real or near real time. The GGSP can receive data from one or more data sources, including a PMU(s) or an IED(s), which can obtain power system related data and provide at least a portion of such data to the GGSP at a subsecond rate. The GGSP can correlate data from the data sources based at least in part on a temporal, geographical, or topological axis. The GGSP can analyze the data, including performing predictive analysis, e.g., via simulation, root cause analysis, post mortem analysis, or complex event processing, when desired, to facilitate identifying a current or predicted future state of the PTDG, a cause or source of an abnormal condition, or a remedial action execution plan, new operation or maintenance guidance, etc. | 11-17-2011 |
20110301771 | HIGH-VOLTAGE STEP-CHARGE CONTROL FOR USE IN NETWORK-POWERED APPLICATIONS - An over-current input conditioning limiter is disclosed for remote equipment. The over-current input conditioning limiter includes a current sensing apparatus, a semiconductor switch, and a programmable controller for controlling the peak current drawn from a pair of supply lines. The over-current input conditioning limiter is particularly useful for overcoming voltage collapse and over-current shutdowns of network power supplies feeding remote apparatus known in the art. | 12-08-2011 |
20110301772 | PROTECTION, MONITORING OR INDICATION APPARATUS FOR A DIRECT CURRENT ELECTRICAL GENERATING APPARATUS OR A PLURALITY OF STRINGS - A protection apparatus is for a direct current electrical generating apparatus. The protection apparatus includes a first terminal; a second terminal; a third terminal; a fourth terminal; at least one current sensor structured to sense current flowing between the first and second terminals or between the third and fourth terminals; a voltage sensor structured to sense a voltage between the first terminal and the third terminal; at least one switch structured to interrupt the current flowing between the first and second terminals or between the third and fourth terminals; and a processor cooperating with the at least one current sensor, the voltage sensor and the at least one switch, and being structured to provide feed forward fault protection for the direct current electrical generating apparatus. | 12-08-2011 |
20110313583 | Integrated Wireless Power Control Device - An integrated power control device and method are provided. In one embodiment, a device includes a body, a plurality of sockets for connection with a load, and a plurality of switch-controls each connected with corresponding one of the sockets and controlling power connecting to the load. The device further includes a microprocessor for the input, output, calculation and control of data and information flow, wherein the microprocessor issues commands to the switch-controls to execute switch on or off on the sockets, a timer, and a data storage unit for data storage so as to provide the microprocessor to access the data. A voltage-and-current detector detects voltage and current values and stores them into the data storage through the microprocessor. A voltage-current alerting unit receives the voltage values and current values and informs the microprocessor when the values exceed predetermined thresholds. Finally, a power computational unit calculates power consumption of the load. | 12-22-2011 |
20120016531 | METHOD AND SYSTEM FOR POWER QUALITY PROTECTION - A method for power quality protection includes measurement of electrical and nonelectrical parameters, calculation of additional electrical and nonelectrical parameters, comparison of the value of the calculated parameters with maximum allowed values from a power quality perspective, activation of protection mechanisms for transitioning to a safe mode or for isolation from the bus. The systems and methods may prevent equipment failures when out of the spec power quality is present in the distribution bus and may protect the distribution bus from imposing power quality problems due to equipment failures. Because most of the sensors in the systems of the present invention are already used for other control and protection purposes, there may be no reliability degradation. Most of the calculations and the control logic may be performed digitally for improved reliability and flexibility to modify algorithms. | 01-19-2012 |
20120022708 | POWER SUPPLY CONTROLLER AND CONTROL METHOD THEREOF - A power supply controller is connected between a power source and a power-supply path, and includes a switch circuit, a power-supply path protection circuit, and a sleep mode setting circuit. The switch circuit is configured to permit and inhibit power supply from the power source to the load. The protection circuit controls switching operation of the switch circuit according to a power-supply command signal commanding start or stop of the power supply to the load, calculates a temperature of the power-supply path regardless of whether power is supplied to the load, do not calculate the temperature of the power-supply path in a sleep mode, and inhibits power supply to the switch circuit according to the calculated temperature reaching an upper limit. The sleep mode setting circuit sets the power supply controller to the sleep mode according to the of the power-supply path satisfying a temperature condition. | 01-26-2012 |
20120029716 | SUPERVISORY CONTROL METHOD AND EQUIPMENT FOR SMART GRIDS - Supervisory control equipment for smart grids provided with a plurality of generators and loads and operated in interconnection with a commercial power system through an interconnected circuit breaker, comprising a frequency control ability calculation part for calculating the frequency control ability of the interconnected system by using a total power demand and a bus bar frequency; and an islanding and interconnection detection part for calculating frequency control ability of the commercial power system according to the frequency control ability of the system of the frequency control ability calculation part to discriminate between the interconnected and islanding operations according to the magnitude of the frequency control ability. | 02-02-2012 |
20120065794 | CONTROL APPARATUS, AN ON-VEHICLE DEVICE AND A METHOD - A control apparatus configured to control communication between an on-vehicle device and a device coupled to the on-vehicle device via a cable, the control apparatus comprising: a cable length setting part configured to set a length of the cable; and a communication controlling part configured to perform, based on the length of the cable set by the cable length setting part, control for ensuring communication quality between the on-vehicle device and the device. | 03-15-2012 |
20120083936 | POWER DISTRIBUTION APPARATUS - The invention relates to an electrical power distribution apparatus ( | 04-05-2012 |
20120089265 | METHODS, SYSTEMS, AND APPARATUS FOR SHEDDING LOADS FROM AN ELECTRICAL GRID - A load shedding system for operating at least one circuit breaker positioned within an enclosure is described. The load shedding system includes a processor configured to receive a demand signal and to provide a predetermined load shedding signal. The load shedding system also includes at least one load shedding apparatus configured to receive the load shedding signal from the processor. The load shedding apparatus is configured to be coupled to a door of the enclosure. The load shedding apparatus is further configured to be operatively coupled to the at least one circuit breaker and further configured to actuate the at least one circuit breaker in response to the load shedding signal. | 04-12-2012 |
20120089266 | SYSTEM AND INTEGRATED METHOD FOR A PARALLEL AND SERIES ARC FAULT CIRCUIT INTERRUPTER - To prevent property fires, electrical circuits need to be protected from arc faults due to line-to-line, line-to-neutral and line-to-ground conductivity, known as high current parallel arcing, and protected from arc faults occurring along line-to-line, line-to-load, load-to-load, load-to-neutral and neutral-to-neutral conductor configurations, known as low current series arcing. Devices that protect electrical circuits from these arc faults is known as a combination-type arc fault circuit interrupter (AFCI). Unlike prior art AFCI designs that meet the UL 1699 standard requirement for series arc fault detection down to 5 amps, the present AFCI invention employs a bi-directional Hall-effect current sensor (HECS) integrated circuit, a HECS measurement phase shift correction circuit, and a microprocessor with an integrated method to detect high current parallel arcing and low current series arcing, while also mitigating false arcing circuit detections and interruptions due to normal arcing electric motor-driven appliances like ceiling fans. | 04-12-2012 |
20120158201 | SYSTEM AND METHOD FOR PROVIDING SECURITY BASED ON POWER CONSUMPTION - In a load monitoring unit capable of monitoring power usage of an electrical device, a method of detecting a possible security breach is described herein. In one arrangement, the method can include the steps of setting a power threshold in the load monitoring unit in which the power threshold corresponds to the electrical device and monitoring power usage of the electrical device through the load monitoring unit. The method can also include the step of generating a security breach signal if the power usage of the electrical device reaches the power threshold. | 06-21-2012 |
20120158202 | EXECUTIVE MONITORING AND CONTROL SYSTEM FOR SMART GRID AND MICRO GRID - According to one embodiment, there is provided an executive monitoring and control system for monitoring and controlling a power generation output of each dispersed power source and a load of each demand facility in a smart grid or a micro grid. An abnormal-time interchange procedure formation unit forms, when a fault occurs in a system, an interchange procedure of matching the total power generation output amount of dispersed power sources with the total loading of demand facilities, by using at least the information acquired by the measurement value monitoring unit and the information managed by the customer information management unit. | 06-21-2012 |
20120197453 | SMART NODE - Systems for reducing power usage and/or wastage use sensors to gather information about a circuit and its usage. Triggers are identified based on the information from the sensors, and subsequently used to control power delivery by reversibly effectuating energization and deactivation of particular circuits through smart nodes. | 08-02-2012 |
20120253533 | System and Method for Arc Detection and Intervention in Solar Energy Systems - An arc detection and intervention system for a solar energy system. One or more arc detectors are strategically located among strings of solar panels. In conjunction with local management units (LMUs), arcs can be isolated and affected panels disconnected from the solar energy system. | 10-04-2012 |
20120265360 | METHOD AND SYSTEM FOR PROGRAMMING AND IMPLEMENTING AUTOMATED FAULT ISOLATION AND RESTORATION USING SEQUENTIAL LOGIC - A method and system for programming and implementing automated fault isolation and restoration of high-speed fault detection of circuits in power distribution networks using sequential logic and peer-to-peer communication is provided. High-speed fault detection of circuits in power distribution networks uses protective relay devices ( | 10-18-2012 |
20120310430 | DISTRIBUTION PROTECTION SYSTEM AND METHOD - A protection system for a power distribution system includes a bus voltage sensing unit to measure a bus voltage or a load voltage and a demand response module for estimating available demand resources on the distribution system for a period of interest. A distribution system analyzer is provided in the system for analyzing the bus voltage or the load voltage and system parameters to obtain voltage trip points for the available demand resources. A load control circuit controls the available demand resources based on the voltage trip points. | 12-06-2012 |
20120316691 | LOAD PHASE BALANCING AT MULTIPLE TIERS OF A MULTI-TIER HIERARCHICAL INTELLIGENT POWER DISTRIBUTION GRID - The subject specification comprises enhanced power system balance control for a multi-tier hierarchical electrical distribution network (EDN). The EDN comprises a specified number of distribution network node controller (DNNC) components employed to desirably control power system balance, data communications, and power distribution between respective tiers of the EDN to facilitate efficient power distribution. In each tier, a power system balance component (PSBC), associated with a DNNC component, can monitor power system balance, such as load phase balance, associated with multi-phase power distribution for its tier, and detect power system imbalances in that tier. A power balance correction action can be identified and executed (e.g., automatically) in response to the detected power system imbalance to rectify the imbalance, wherein the correction action can include dynamic switching of loads between phases and/or filtering of the power signal. | 12-13-2012 |
20130006434 | CONTROL SYSTEM FOR AN ELECTRIC POWER SYSTEM - A control system for an electric power system is provided. The control system includes a wireless communication system for tracking one or more electric vehicles and receiving a battery charge data of said electric vehicles. The control system also includes a load sensor for sensing load of the electric power system. The control system further includes a controller for operating one or more protection elements based on the battery charge data of the electric vehicles and the load data of the electric power system. | 01-03-2013 |
20130024040 | SYSTEM AND METHOD FOR CONTROLLING VOLTAGE ON A DISTRIBUTION FEEDER - A system for controlling voltage on a distribution feeder includes a plurality of capacitor banks that can be connected to or disconnected from the distribution feeder. A first bank is configured to connect to the distribution feeder when a first voltage is below a first lower threshold value and to connect to the distribution feeder when the first voltage is above a first upper threshold value. The first upper threshold and first lower threshold are determined based off an operational set point. The system further includes a sensor configured to measure the first voltage and a controller in operable communication with the plurality of capacitor banks configured to determine the operational state of the first and second capacitor banks and, based on the first voltage, send a first instruction to the first capacitor bank, the first instruction causing the capacitor bank to vary the operational set point. | 01-24-2013 |
20130054043 | FAULT DETECTION SYSTEM FOR A GENERATOR - A fault detection system is provided, and includes a generator, a power converter, a breaker, a current monitoring device, and a control module. The power converter is selectively connected to the generator and is selectively activated to produce a test voltage. The breaker is located between the generator and the power converter for selectively connecting the generator to the power converter. The breaker includes an open position and a closed position. The current monitoring device is located between the generator and the power converter. The current monitoring device measures a line current between the generator and the power converter. The control module is in communication with the current monitoring device and the power converter. The control module has a memory with a threshold current value. | 02-28-2013 |
20130066478 | OPTIMIZED PROTECTION COORDINATION OF ELECTRONIC-TRIP CIRCUIT BREAKER BY SHORT CIRCUIT CURRENT AVAILABILITY MONITORING - Centralized coordination of setting and adjusting trip settings of electronic circuit breakers in an electrical distribution system by monitoring short circuit current availability (SCCA) and adjusting trip settings based on received SCCA estimates from SCCA monitoring devices installed at main, feeder, and branch nodes of the distribution system. The SCCA monitoring devices are capable of automatically estimating the SCCA in the circuit or node at which the SCCA device is installed and transmitting SCCA estimates to a controller, which uses the SCCA estimates to coordinate adjustments to trip settings for the various circuit breakers. Depending on the node position of the circuit breaker and the corresponding SCCA at that node, the controller adjusts in real-time the short-circuit trip settings for the circuit breakers so that they are below the SCCA value. Optional user-inputted settings can affect the trip setting adjustments, such as transient loading conditions that can influence the SCCA estimates. | 03-14-2013 |
20130103220 | Safe Exposed Conductor Power Distribution System - A power distribution system (that can detect an unsafe fault condition where an individual or object has come in contact with the power conductors) regulates the transfer of energy from a source to a load. Periodically, the source controller opens an S | 04-25-2013 |
20130158734 | Apparatus And Method To Protect Distribution Networks Against Overcurrents Caused By Faults In Residential Circuits - Disclosed herein are methods, apparatuses, and systems for protection of distribution networks against overcurrents caused by faults in residential circuits. In an embodiment, a smart meter monitors a circuit for a particular condition and may adjust the power to a circuit when the condition is detected. In an embodiment, when an overcurrent condition is detected in a residential circuit, the residential circuit may be disconnected by a smart meter from a distribution network before it is seen by a recloser and therefore may isolate an outage to a single home. | 06-20-2013 |
20130184890 | DIGITAL WIRELESS NETWORK RECEPTACLE - A digital wireless network receptacle has an upper housing, two power sockets formed through the upper housing, a lower housing and a multi-layer mechanism mounted between the upper housing and the lower housing. A single microcontroller unit (MCU) is employed within the multi-layer mechanism so that an intelligent control circuit can be effectively integrated and received in the receptacle with standardized size and limited space. Each power socket of the receptacle is independently monitored and controlled, and power consumed from each power socket can be recorded to ensure a complete understanding of power usage. Besides transmission of power consumption information to a host server through a wireless network, automatic power breaking safety protection upon an overload or standby condition of electrical appliances can be provided. | 07-18-2013 |
20130310997 | Power Supply Device, Luminaire, and Control Method for the Power Supply Device - According to one embodiment, a first control section controls a power supply voltage converting circuit and, if an abnormality detecting section detects an abnormality of a load, controls an output of the power supply voltage converting circuit to be stopped or reduced. A second control section gives a command to the first control section and, if the abnormality detecting section detects the abnormality of the load, controls the first control section to stop or reduce the output of the power supply voltage converting circuit. | 11-21-2013 |
20140058574 | UTILITY AWARE UNINTERRUPTIBLE POWER SUPPLIES - The present principles are directed to utility aware uninterruptible power supplies. A method includes evaluating services, including service combinations, from among a set of services provided by a computing facility operating under an energy constraint, to select a subset of services to power down or maintain powered so as to maximize a total utility value of the computing facility while operating under the energy constraint. The method further includes powering down, or maintaining power to, the selected subset of services. | 02-27-2014 |
20140067146 | POWER GENERATOR PROTECTION UNIT - A generator protection unit is provided including a central processing unit including at least one programmable device configured to utilize an Ethernet communication protocol. The central processing unit may be configured to synchronize a first signal generated by a generator electrically coupled to the generator protection unit to a second signal including an electrical power grid parameter of an electrical power grid, the first signal and the second signal having a phase offset. The generator protection unit may also include a plurality of multimeters, each electrically coupled to the electrical power grid and the central processing unit, and at least one display filter electrically coupled to the central processing unit and configured to separate a defined portion of a protection parameter signal, such that a remaining portion of the protection parameter signal is transmitted to the central processing unit. The generator protection unit may further include a user interface coupled to the central processing unit and configured to relay at least the remaining portion of the protection parameter signal to an operator of the generator protection unit. | 03-06-2014 |
20140100705 | DISTRIBUTED GENERATION CONTROL FOR MICROGRID DURING ISLANDING - System and methods are disclosed to handle power imbalance in one or more distributed generation (DG) units: detecting islanding at time t | 04-10-2014 |
20140236371 | POWER MEASURING APPARATUS, POWER MEASURING SYSTEM, AND POWER MEASURING METHOD - A power measuring apparatus includes a line connector connected to a power source line, which supplies power to equipment; and a measuring circuit, which measures a voltage and a current supplied to the equipment by means of the connected power source line. The power measuring apparatus also includes a calculator which calculates, on the basis of the measured voltage and current, power consumed by the equipment; and a transmission line connector connected to a transmission line that transmits data used for the purpose of monitoring the equipment. Furthermore, the power measuring apparatus also includes a transmitter that transmits data indicating the calculated power to the transmission line. Consequently, the power measuring apparatus can be installed in equipment at lower cost than before. | 08-21-2014 |
20140277804 | RECLOSER DEVICE AND METHOD OF OPERATION - A device for interrupting a flow of electrical power in an electrical distribution system is provided. The electrical distribution network includes a circuit interrupting device, the circuit interrupting device having a reclose time. The device includes a sensor configured to generate a signal in the event of loss of system power. A switch is coupled to the electrical distribution system and is movable between an open and closed position. A controller is operably coupled to the sensor and the switch, the controller having a processor that initiates a timer in response to the signal and determines a measured reclose time with the timer. The processor is further responsive to actuate the switch in response to the measured reclose time is substantially equal to the reclose time of the at least one circuit interrupting device. | 09-18-2014 |
20150057822 | POWER CONTROLLER - A power controller includes an input power terminal, an output power terminal, a power switching circuit connected between the input power terminal and the output power terminal, a detection circuit connected to the power switching circuit, one or more data interfaces, and a control device connected to the detection circuit and the one or more data interfaces. The detection circuit measures a load current and a current squared time (I | 02-26-2015 |
20150293550 | LOAD RESTORATION FOR FEEDER AUTOMATION IN ELECTRIC POWER DISTRIBUTION SYSTEMS - A method and system restores power in a power distribution network. The network includes a plurality of power sources, a plurality of loading zones, a plurality of switching devices interconnected between the plurality of power sources and the plurality of loading zones, and an intelligent electronic device associated with each of the plurality of switching devices to control the switching devices. A base network state is defined and a power restoration logic is created for the base network state. A simulation is run for the power restoration logic and then the power restoration logic is transmitted to a power restoration controller which thereafter monitors and controls the intelligent electronic devices. | 10-15-2015 |
20150370225 | PV STOP POTENTIAL VOLTAGE AND HAZARD STOP SYSTEM - A system to interrupt the line or supply side power or charged system of any building, appliance, process, and the like, so as to render the system without charge or current output outside of the junction box/enclosure or equipment load supply connection so that emergency first responders or solar/any technician, authorized personnel in any field, system maintenance crew may avoid electrocution, chemical or machine/appliance hazard in the presence of fire, explosion, structural failure/compromise, moisture, flammables, caustics, hazmat, water stream, mist, fogging, physical damage or servicing of the system. The system can be engaged for any anticipated disaster such as fire, hurricane, tornado, earthquake, flood, and the like. | 12-24-2015 |
20160020602 | BUS EXPLOSION PROOF NETWORK AND EXPLOSION PROOF NODE STRUCTURE THEREOF - A CAN bus explosion proof node structure is disclosed which includes a physical parameter sensor, a physical parameter measurement circuit, a master controller, a data storage module, a communication interface module, and a power voltage and current limiting module. The master controller performs service processing of the digital signals, compares them with respective threshold levels to determine whether dangerous situations occur for the explosion proof node, and sends out an alarm when dangerous situations occur for the explosion proof node. The power voltage and current limiting module limits a maximum open circuit voltage and a maximum short circuit current of input power so that explosive gas and dust will not ignite when the nodes are in normal operation or experience failures. | 01-21-2016 |
20160105022 | SYSTEM AND METHOD FOR PARALLEL POWER AND BLACKOUT PROTECTION FOR ELECTRIC POWERED HYDRAULIC FRACTURING - A system for powering equipment used in a hydraulic fracturing operation, the system including at least one first generator in electrical communication with a first switchgear for providing power to primary components of a hydraulic fracturing operation, and at least one second generator in electrical communication with a second switchgear for providing power to backup components of a hydraulic fracturing operation. The at least one first generator is independent of the at least one second generator so that if the at least one first generator loses the ability to generate electricity, the at least one second generator can continue to generate electricity. | 04-14-2016 |
20160378162 | VALIDATING POWER PATHS TO IT EQUIPMENT - A computer-implemented method for identifying power line segments and power line redundancies in a datacenter are provided. The computer-implemented method for identifying power line segments and power line redundancies in a datacenter include; transmitting a data packet from equipment compilers to a host program, where the data packet includes unique datacenter equipment identifiers, the datacenter equipment includes IT equipment and a power source; identifying one or more power line segments from the power source to the IT equipment; and determining an existence of a power line redundancy between the power source and the IT equipment. | 12-29-2016 |
20180024205 | DETECTING POWER OUTAGES USING SMARTPHONE SENSORS | 01-25-2018 |