| Class / Patent application number | Description | Number of patent applications / Date published |
|---|
| 307025000 | Diverse sources | 38 |
| 20130099565 | MODULAR POWER CONVERSION SYSTEM - A modular power conversion system and power electronics enabling any power production device or entity to connect to any load or electrical grid including, but not limited to, electricity conversion between low level producer(s) such as a diesel or gas generator, Stirling engine, wind turbine or photovoltaic array, to a consumer such as a commercial or residential building, either directly or via the grid, is disclosed. The modular power conversion system including hardware and software power electronics designed as a modular power stage aggregating different power production entities, transmission systems, consumption and loads as well as energy storage is also disclosed. | 04-25-2013 |
| 20120292993 | Energy Scavenging Power Supply - An energy scavenging power system and method may include an energy conversion system having at least one transducer configured to harvest energy, an energy management and storage system configured to store harvested energy; and a load regulation system configured to provide stored energy to power one or more low power-consumption loads. The energy management and storage system may include a start-up capacitor having a small capacitance to allow for quick charging and fast turn-on, a short term capacitor to provide energy to the load or loads once turned-on, and a long term capacitor having a large capacitance to provide for sustained energy delivery to the loads. The system also may include a common charging bus that receives energy from each transducer, conditioned if necessary, and which then determines the capacitor to which the energy should be delivered. | 11-22-2012 |
| 20110006600 | SYSTEM AND METHOD FOR COMBINING THE OUTPUTS OF MULTIPLE, DISPARATE TYPES OF POWER SOURCES - A system for, and method of, combining the outputs of multiple, disparate types of power sources and an isolated converter module employed in the same. In one embodiment, the system includes: (1) a plurality of isolated converter modules having power inputs couplable to corresponding disparate types of power sources and a DC-output converter configured to convert power received from at least one of the power sources to DC power and (2) a DC bus coupled to power outputs of the plurality of isolated converter modules and configured to receive and aggregate the DC power. With such system, a universal converter module can be employed to identify and convert power from a variety of conventional and renewable power sources. | 01-13-2011 |
| 20080258557 | MULTIPLE GENERATOR LOADCENTER AND METHOD OF DISTRIBUTING POWER FROM MULTIPLE GENERATORS - A loadcenter supplies power to a non-critical load, a critical load and an ultra-critical load, and is capable of isolating a first distribution panel distributing power to the non-critical load from a second distribution panel distributing power to the critical load to enable the isolated distribution panels to be supplied with power from separate generator power sources in response to power supplied by a utility power source to both distribution panels becoming unacceptable. A third distribution panel distributes power to the ultra-critical load and is selectively supplied with alternating current (AC) power from either the second distribution panel, when the second distribution panel has AC power, or from AC power generated from direct current (DC) power stored in a battery when the second distribution panel lacks AC power. | 10-23-2008 |
| 20110140520 | ENERGY STORAGE SYSTEM AND METHOD OF CONTROLLING THE SAME - A grid-connected energy storage system and a method of controlling the energy storage system. In the energy storage system, a normal operation of the energy storage system and the UPS function due to electrical failure may be stably performed even if electrical failure occurs. The energy storage system includes: a maximum power point tracking (MPPT) converter outputting converted power to a first node; a battery storing power; a bi-directional inverter converting power and outputting the converted power to the load, the grid or the first node; a bi-directional converter converting and storing power in the battery and outputting the power stored in the battery to the first node; and an integrated controller controlling the MPPT converter, the bi-directional inverter and the bi-directional converter. | 06-16-2011 |
| 20110148196 | DISTRIBUTED ENERGY SOURCE SYSTEM - An energy management system includes at least one distributed energy source for producing energy, the distributed energy source in electrical communication with at least one consumer device to be powered by electric power, and in electrical communication with an electric utility. The device also includes a CPU in communication with the at least one distributed energy source, the CPU operable to control the flow of energy produced by the at least one distributed energy source. The CPU manipulates the flow of energy to provide efficient usage of the energy based on information from the at least one consumer and the electric utility. | 06-23-2011 |
| 20110148195 | ENERGY STORAGE SYSTEM AND METHOD OF CONTROLLING THE SAME - An energy storage system and a method of controlling the same is provided. The energy storage system may directly provide generated DC power or DC power stored in a battery to a DC load without performing a DC/AC conversion or an AC/DC conversion. Furthermore, in the case where a grid operates abnormally (e.g. power interruption) and the energy storage system functions as an uninterruptible power supply (UPS), power stored in a battery may be selectively provided to loads according to power remaining in a battery, and thus stored power may be used stably. | 06-23-2011 |
| 20110304204 | Systems and Methods to Optimize Outputs of Static Inverters in Variable Energy Generation Environments - A system to collect energy from generation systems such as, for example, wind farms or solar farms with distributed energy-generation equipment. The energy is collected and transmitted to a feed-in site. At the feed-in site, static inverters alone or in combination with pulse width modulation inverters may be used to feed the energy to a power grid. In some other cases, back-to-back static inverters create a high-voltage direct current to feed a transmission line. | 12-15-2011 |
| 20120007425 | Electric Power Generating and Distribution System Comprising a Decoupling Filter and a Solid State Power Controller - An electric power generating system (EPGS) includes a generator configured to power a direct current (DC) load via a power distribution module. The power distribution module includes a solid state power converter (SSPC). A decoupling filter is connected between the generator and the power distribution module. The decoupling filter includes an inductor connected in parallel with a resistor and a solid state switch, the resistor and solid state switch being connected in series. During current limiting conditions in the SSPC, the solid state switch of the decoupling filter is configured to be open, and during the absence of current limiting conditions in the SSPC, the solid state switch of the decoupling filter is configured to be closed. | 01-12-2012 |
| 20110089760 | SYSTEM AND METHOD FOR MANAGING A POWER SYSTEM WITH MULTIPLE POWER COMPONENTS - According to a preferred embodiment of the invention, the system for managing a power system with a plurality of power components that includes power source components and power consumption components includes a central power bus, a plurality of adaptable connectors that each electrically couple to a power component and to the central power bus, and a control processor that receives the state of each power component from the respective adaptable connector and is configured to balance the voltage and current output from each power source component to provide a desired power to a power consumption component based on the received states. | 04-21-2011 |
| 20110089759 | Home Power Supply System - A power supply system is disclosed. The system comprises an AC power source from a power grid and a DC power source from an alternative power generation system. The alternative power generation system may comprise one or a plurality of solar systems. The system may also comprise one or a plurality of wind turbines. The AC power generated by a generator of the turbine is converted into the DC power by a device comprising a rectifier. There are two groups of electrical appliances connected to the system. The first group receives the AC power only and the second group receives the AC and/or the DC power supplies. The power supply system provides a means of supplying the electrical appliances the DC power with the higher priority and therefore minimizes power consumption from the power grid. | 04-21-2011 |
| 20120080944 | Grid Shifting System for a Lighting Circuit - A power management system for a lighting circuit may include a grid shifting controller that includes a processor and a connection to an external power source. The power management system may also include a communication interface associated with the grid shifting controller. The grid shifting controller may be configured to provide control information to a processor of at least one grid shifting electrical fixture over the communication interface, the control information being configured to direct the at least one grid shifting electrical fixture on the use of power from the external power source and an energy storage device associated with the at least one grid shifting electrical fixture. | 04-05-2012 |
| 20130009469 | Hybrid energy system - A hybrid energy system comprised of methods that work in conjunction with multiple kinetic energy turbine types, valves, solar power panels, piezoelectric devices and also element force. Hybrid energy powers electrical devices on site and extra power is also consigned off site. A network control system shunts surplus energy to the utility grid via above ground and underground cable. An on site power system charges a parked vehicle battery. A utility service vehicle is employed to deliver charged battery banks to on and off grid customers. A hybrid energy system integrates on rooftops, skyscrapers, bridges, tunnels, and aqueducts, as well as infrastructure on and off shore. A hybrid energy system integrates in various vehicle types and the power is managed accordingly by the vehicle control system. | 01-10-2013 |
| 307026000 | AC and DC | 20 |
| 20120205977 | POWER TRANSACTION SYSTEM AND TRANSACTION METHOD OF DISTRIBUTED POWER - Provided are a CDI electrode and a method for manufacturing a module using the same. A hybridized electrode manufactured by the manufacturing method of the present invention can manufacture a CDI electrode capable of increasing adsorption efficiency and rate of ions and selectively adsorbing cation and anion, thereby simply and inexpensively manufacturing the CDI electrode module without using a cation-exchange membrane and an anion-exchange membrane. | 08-16-2012 |
| 20130082525 | Shared Power System with Multiple Inputs - A shared power system includes a power router; a plurality of power input devices respectively connected to the power router; a first diode coupled between the power router and an output; a second diode coupled between a DC grid and the output; wherein the power router can provide power to the output by conducting the first diode when voltage of the power router is higher than the DC grid, and the DC grid can provide power to the output by conducting the second diode when voltage of the DC grid is higher than the power router. The power router can further determine the energy ratio between each power input device to achiever the energy-sharing. | 04-04-2013 |
| 20120212052 | ELECTRICITY DISTRIBUTION SYSTEM - The invention provides an electricity distribution system, which can keep a voltage to ground low, and can commonly detect abnormity, such as an electrical leak etc. produced in AC and DC feed lines. An AC-DC converter | 08-23-2012 |
| 20120181865 | DISTRIBUTED DC POWER SYSTEMS - A power distribution unit includes one or more first terminals to connect the unit to a building power wiring line circuit, one or more second terminals to connect the unit to a building power wiring load circuit, a power supply coupled between the first terminals and the second terminals to convert power from the building power wiring line circuit to DC power for the building power wiring load circuit, and a transmitter adapted to modulate a data signal on the DC power. A method includes disconnecting a building power wiring load circuit from a relay and an AC load, and connecting a DC power supply and a DC load to the building power wiring load circuit. | 07-19-2012 |
| 20120217800 | SOLAR POWER SYSTEMS OPTIMIZED FOR USE IN COMMUNICATIONS NETWORKS - A power system supplies electrical power to at least one load of a communications system. A rectifier module generates a first DC signal based on the utility power signal. A charge control system generates a second DC signal based on the solar power signal. A DC bus is operatively connected to the first DC signal, the second DC signal, and the battery power signal. A distribution module supplies power to the primary load based on the second DC signal when the solar power signal falls within a first operating range and at least one of the first DC signal and the second DC signal when the solar power signal falls outside of the first operating range and a combination of the first DC signal and the second DC signal falls within a second operating range. | 08-30-2012 |
| 20110006601 | CONFIGURABLE APPARATUS AND METHODS FOR SUPPLYING POWER AND DATA TO ELECTRONIC DEVICES - Embodiments of a system, topology, and methods for providing electrical power to electronic devices from various power sources are described generally herein. Other embodiments may be described and claimed. | 01-13-2011 |
| 20110260534 | SSPC for AC Power Distribution - A method of operating an alternating current (AC) power distribution assembly (PDA), where the ACPDA includes a plurality of AC power distribution modules, each connected to a respective AC load includes turning a first switch off and turning a second switch on in each of the AC power distribution modules; starting up each of the respective AC loads; monitoring a load current in the ACPDA and obtaining an acceptable load current in the ACPDA; determining if a set of motor sensor parameters for the ACPDA are within predetermined limits, and, in the event the motor sensor parameters are within the predetermined limits, determining if a startup period has elapsed; and in the event the startup period has elapsed, turning the first switch on and turning the second switch off in each of the AC power distribution modules. | 10-27-2011 |
| 20110221269 | POWER GENERATION SYSTEM COMPRISING A PLURALITY OF INVERTERS - A power generation system for feeding power from generators into an AC grid, the system comprising a plurality of inverters connected to corresponding ones of the generators, and connected to the AC grid is disclosed. The plurality of inverters forms part of a data network, wherein one of the inverters forms a communication unit for receiving feed-in parameters from a grid control system and for controlling the plurality of inverters via the data network such that the power generation system feeds power to the AC grid in accordance with the feed-in parameters. | 09-15-2011 |
| 20120068534 | Power Supply System Including Alternative Sources-Control and Communication - A power supply system comprises multiple power consumption units, a DC power distribution unit, a control unit and a centralized DC power storage unit. The DC power may be generated from alternative power sources. Each of the consumption units further comprises appliances that consume either AC or DC powers. Each of the appliances is assigned a priority to consume the generated DC power. The control unit allocates the generated DC power to the appliances according to their priorities. A communication network including communication units in the consumption units and a communication unit in the control unit is employed to exchange data among the consumption units and the control unit. | 03-22-2012 |
| 20120068533 | Power Supply System Including Alternative Sources-DC Power Management - A power supply system comprises multiple power consumption units, a DC power distribution unit, a control unit and a centralized DC power storage unit. The DC power may be generated from local alternative power sources in the consumption units. The DC power may also be generated from alternative power sources remotely located to the consumption units. The control unit may allocate generated DC power to the consumption units based upon predetermined rules including: 1) minimizing power loss during the transmission; 2) delivering to the units that offer better prices; and 3) delivering to the units that require DC power in exceeding of a minimum amount. The control unit may decide to either store surplus DC power in the centralized storage unit or convert the surplus DC power into AC form by a centralized inverter. | 03-22-2012 |
| 20100259101 | Apparatus and method to power 2-wire field devices, including HART, foundation fieldbus, and profibus PA, for configuration - Disclosed is a power assembly for supplying electrical power to 4-20 mA 2-wire field devices, including HART-enabled, short run Profibus PA, and Foundation Fieldbus protocols. A preferred embodiment of the power assembly is designed to simplify the testing, troubleshooting, and configuration of HART 2-wire field devices. The disclosed device is compatible with hand-held or PC-based configuration software, and utilizes the available power from the USB port of a laptop, or any other compatible source of low-voltage DC. An internal circuit converts the low voltage DC to 24-volt DC to provide 2-wire power for the field devices. The power supply includes the necessary network communication load and/or resistance and may provide a quick modem/network interface and/or milliamp meter connection. All the necessary connections to the 2-wire field device are made with a single pair of quick-disconnect fittings. | 10-14-2010 |
| 20100308653 | MODULAR POWER DISTRIBUTION SYSTEM TO DRIVE DC AND AC ELECTRICAL LOADS, IN PARTICULAR FOR VEHICLE OR DOMOTICS APPLICATION - It is described a modular power distribution system to drive DC and AC electrical loads, comprising: one or more logical units (LOU | 12-09-2010 |
| 20110121648 | Power Supply System Including Alternative Sources - A power supply system for a residential or a commercial unit is disclosed. The system comprises an AC power source from a power grid, a DC power source from one or a plurality of remote alternative power sources and another DC power source from one or a plurality of local alternative power sources. The generated DC power from the remote sources is delivered to the unit using a dedicated DC power distribution unit. The alternative power sources either locally or remotely located to residential or the commercial unit may comprise one or a plurality of solar systems. The system may also comprise one or a plurality of wind turbines. There are two groups of electrical appliances from the unit connected to the system. The first group receives the AC power only and the second group receives the AC and/or the DC powers. A power management device for the unit selects the power supply sources to minimize the power consumption from the AC power grid. | 05-26-2011 |
| 20110148197 | IN-LINE UNINTERRUPTIBLE POWER SUPPLY - A portable power station and/or an in-line uninterruptible power supply for use with a laptop, mobile computer, netbook, notebook and other electronic devices is presented. The in-line uninterruptible power supply comprises a plurality of data ports disposed in a communicative relation with the electronic device and a plurality of power output ports for simultaneously providing power to a plurality of various electronic devices. In addition, at least one embodiment of the in-line uninterruptible power supply station is positioned between at least one of the electronic device's power adapter and the corresponding base unit, and is structured to supply continuous power to the connected electronic device(s), even in the event of a temporary power failure. | 06-23-2011 |
| 20110095606 | MULTI-INPUT POWER CONVERTING SYSTEM FOR RENEWABLE ENERGIES - The present invention provides a multi-input power converting system for renewable energies capable of integrating and converting various renewable energies so as to achieve energy compensation and thus high-reliability power supply. The multi-input power converting system comprises a multi-input power converter, at least a battery bank and at least a dynamic voltage restorer. The multi-input power converting system is capable of integrating a plurality of renewable energies and outputting DC power to a DC load by way of a DC bus to prevent AD/DC conversion loss and reduce the cost of installing rectifiers. Moreover, the multi-input power converting system is capable of storing surplus power in the battery bank and outputting AC power to an AC load by way of an AC bus or to an AC grid after the AC voltage waveforms or power factors have been compensated by a dynamic voltage restorer. | 04-28-2011 |
| 20110187187 | CONNECTION MODULE FOR PROVIDING N+N AND M+1 REDUNDANT POWER DISTRIBUTION - A device may include an interconnect module that includes a number of ports, where each port is configured to receive both an alternating current (AC) power supply and a direct current (DC) power supply; where the interconnect module provides power from the received power supplies to a plurality of field replaceable units (FRUs). | 08-04-2011 |
| 20110049981 | Electric Shock Proof Socket Circuit - An electric shock proof socket circuit includes a power supply module for stepping down and rectifying an input voltage and then providing the step-down and rectified voltage to a detecting module and a switching module. The detecting module includes a light-emitting unit and a light-receiving unit. The light-emitting unit is used for emitting light for the light-receiving unit. Whether the light from the light-emitting unit is received by the light-receiving unit or not makes the detecting module send corresponding control signals. The switching module controls power output of the socket circuit according to the control signals for preventing an electric shock danger. So the electric shock proof socket circuit has the advantages of security and convenience. | 03-03-2011 |
| 20120235481 | Storage Unit and Power Generation System - This storage unit includes a power converter that radiates heat by converting power to direct current or alternating current, a storage portion that stores power, a housing that houses at least the storage portion and the power converter, and an air blower provided in the housing, while the air blower is so configured as to send air containing the heat radiated from the power converter into the housing where the storage portion is arranged. | 09-20-2012 |
| 20100320837 | ELECTRICAL ENERGY AND DISTRIBUTION SYSTEM - This invention concerns an electrical energy supply and distribution system. The system is able to handle both large centralised electricity generation plants, as well secondary energy sources which are becoming increasingly important. These sources may or may not be connected to deliver electrical energy to a 50 Hz AC power distribution grid. The system comprises a supply side where multiple electrical energy generators are connected via connections ports, involving conditioning circuitry, into a single DC electrical energy source. This energy source may be supplied to a common inverter system to convert it to AC for transmission on over a power grid. A rectifier may take the AC power from the grid and delivers it to loads. Whether an AC grid in involved or not, on the delivery side energy is delivered to multiple loads via connection ports involving conditioning circuitry. Any of the generators or loads may be taken offline or connected back into the system at will. | 12-23-2010 |
| 20120267952 | DC Micro-Grid - Systems and methods are provided for creating and operating a Direct Current (DC) micro-grid. A DC micro-grid may include power generators, energy storage devices, and loads coupled to a common DC bus. Power electronics devices may couple the power generators, energy storage devices, and loads to the common DC bus and provide power transfer. | 10-25-2012 |
| 307028000 | Different voltages | 5 |
| 20100117449 | SYSTEM FOR HIGH RELIABILITY POWER DISTRIBUTION WITHIN AN ELECTRONICS EQUIPMENT CABINET - The power conversion system allows for multiple segregated and ground independent power sources to provide redundant power to modules within an electronics equipment cabinet with increased reliability and reduced sensitivity to common fault propagation. The power conversion system provides power conditioning modules having independent supply rails that supply power to each module within an electronics equipment cabinet. FET and diode solid-state control and driver logic enable each individual supply rail. Efficient power distribution is facilitated by primary and hot-backup operation of one or more power conditioning modules. Power conversion is facilitated by one or more input supply power feeds and one or more converter stages. | 05-13-2010 |
| 20110169331 | ADAPTIVE POWER ARCHITECTURE FOR ELECTRONIC MODULES - A system may include a module that includes a component, a logic device to provide an instruction on behalf of the component, and control logic to generate a desired output voltage signal in response to a constant current, where the desired output voltage signal indicates a determined voltage that the component is configured to operate with when performing an operation. The system may include a board that includes a power supply to produce the determined voltage based on the instruction, and an interface to couple the determined voltage to the component to allow the component to perform the operation on behalf of the board, send the constant current to the control logic, and receive the desired output voltage signal from the control logic. | 07-14-2011 |
| 20080265674 | System And Method For Controlling Voltage And Frequency In A Multiple Voltage Environment - A system that includes a first circuitry, a second circuitry, a first supply unit and a second supply unit; characterized by including a second control unit adapted to determine a level of a second supply voltage supplied by the second supply unit in response to an estimated power consumption of the second circuitry and an estimated power consumption of a voltage level shiftless interface circuitry that receives both the first and second supply voltages. A method for controlling voltage level and clock signal frequency supplied to a system, the method includes providing a first supply voltage to a first circuitry and providing a second supply voltage to a second circuitry; characterized by determining a level of the second supply voltage in response to an estimated power consumption of the second circuitry and an estimated power consumption of a voltage level shiftless interface circuitry that receives both the first and second supply voltages. | 10-30-2008 |
| 20100314938 | POWER SUPPLY CONTROL CIRCUIT - A power supply control circuit includes a first switch unit comprising an input terminal to receive a control signal, and a number of second switch units. The second switch units are each connected between an input power source and a power output terminal. The first switch unit controls the number of second switch units to be turned on in response to the control signal being in a first status, so as to control the number of power output terminals to output corresponding power sources. The first switch unit controls the number of second switch units to be turned off in response to the control signal being in a second status, so as to direct the power output terminals to not output the corresponding power sources. | 12-16-2010 |
| 20120319478 | DC TO DC CONVERTER WITH RIPPLE CANCELLATION - Ripple cancellation techniques are described for various DC to DC converters having multiple parallel phases with magnetically coupled inductors. | 12-20-2012 |
