Matches 1 - 50 out of 115 1 2 3 >


Match Document Document Title
US20140159510 SYSTEM FOR SUPPLYING AC POWER TO A DISPLAY VIA A LOW VOLTAGE CABLE  
A system for supplying AC power to a display via a CAT7 or similar low voltage cable comprises a transmitter connected to an AC power outlet and generating DC voltage transmitted by the CAT7 cable...
US20110181128 GRID-TIED POWER CONVERSION CIRCUITS AND RELATED TECHNIQUES  
Circuit topologies and control methods for a power converter and are described.
US20150022026 POWER QUALITY DIFFERENTIATION IN HAZARD DETECTION SYSTEMS  
Hazard detection systems according to embodiments described herein are operative to provide failsafe safety detection features and user interface features using circuit topology and power...
US20100327666 POWER CONVERTER FOR USE WITH WIND GENERATOR  
In one embodiment, the present invention includes a turbine to generate mechanical energy from kinetic energy, a generator coupled to the turbine to receive the mechanical energy and to output...
US20140060589 AIRCRAFT MAINTENANCE UNIT  
The disclosure relates to a maintenance unit for servicing aircraft during stand-still, comprising electrically powered service and/or maintenance equipment. There is a power input for connecting...
US20130334898 AC POWER SYSTEMS FOR POWERING CORDLESS POWER TOOLS  
Alternating current power systems for powering cordless power tools are disclosed. An electrical power assembly comprises an alternating current to direct current (“AC/DC”) converter connected to...
US20120306292 FUEL CELL SYSTEM  
An FC voltage increasing converter includes a plurality of converter parts having reactors. Regarding the first of the plurality of converter parts provided with a thermistor, the output starts to...
US20130207399 Invention 30.8.10  
The invention is a wind energy conversion device that can use microwaves or electrical discharges to pass the electricity to another position
US20100308648 Buoyant Harbor Power Supply  
At least one embodiment of the invention relates to supplying ships in a harbor with external energy in order to prevent the formation of soot and CO2. For this purpose it is already known to...
US20150123496 WIRELESS POWERED HOUSE  
The present disclosure may provide wireless power system used in a wireless powered house for providing power and charge to a plurality of mobile and non-mobile devices. Wireless powered house may...
US20120228963 METHOD AND SOLAR-POWERED WIND PLANT FOR PRODUCING ELECTRIC POWER  
The invention relates to the field of producing electric power by artificially creating an air stream incident on a power-generating module (turbine) using solar-powered batteries. The...
US20110221281 METHOD FOR DETECTING CAPACITY LEAKAGE OF CAPACITOR IN POWER CONDITIONER, POWER CONDITIONER PERFORMING THE SAME, AND PHOTOVOLTAIC POWER SYSTEM PROVIDED WITH THE SAME  
A photovoltaic power system continues or stops running according to a degree of a detected capacity leakage of a capacitor in a power conditioner of the system. The capacitor in the power...
US20130049487 POWER SUPPLY EQUIPMENT PROVIDING MULTIPLE IDENTIFICATION SIGNALS  
Power supply equipment is provided for supplying an appropriate power adapter identification signal, as well as DC power, to various types, brand and models of electronic devices. The equipment...
US20140021804 Method and Device for Feeding Electrical Power into an Electrical Power Supply Network  
A method for feeding electrical power into an electrical power supply network is described. A configuration for supplying electrical power in the form of DC voltage has been provided and it is...
US20110169344 UTILITY INTERCONNECTION AND INVERTER DEVICE  
A utility interconnection inverter device (7) includes an inverter circuit (21) that converts DC power generated by a solar panel (3) to AC power by switching a plurality of switching elements,...
US20130099599 Thermally Efficient Power Conversion Modules for Space Solar Power  
A space solar power system that has sun-tracking curved reflectors, such as off-axis parabolic reflectors, a secondary reflector, and a power conversion module for converting the sunlight into...
US20130043034 POWER AND CONTROL POD FOR A SUBSEA ARTIFICIAL LIFT SYSTEM  
Embodiments of the present invention generally relate to a power and control pod for subsea artificial lift system. In one embodiment, a method of operating a downhole tool in a subsea wellbore...
US20120181879 Control of the distribution of electric power generated by a wind farm between an AC power transmission link and a DC power transmission link  
A power distribution system for distributing electric power generated by a wind farm between an AC power transmission link and a DC power transmission link is provided. Both power transmission...
US20120293021 Variable Power Energy Harvesting System  
The disclosed invention provides examples of preferred embodiments including systems for harvesting energy from variable output energy harvesting apparatus. The systems include energy harvesting...
US20140265641 ZERO CURRENT SWITCHING WITH A SECONDARY ENERGY STORAGE CAPACITOR IN A SOLAR INVERTER  
This disclosure provides devices and methods for efficiently converting a solar panel DC output to a desired AC or DC output. In one aspect, zero current switching is enabled via a resonant...
US20120019150 POWER SUPPLY DEVICE AND LIGHTING SYSTEM HAVING THE SAME  
Disclosed herein are a power supply device and a lighting system having the same. The lighting system includes a power supply device including at least two converters that receive AC power and...
US20110062795 INTEGRAL STACK COLUMNS  
Systems and methods for power conversion are illustrated. Power conversion architecture for fuel cell systems in particular are described that use dual bus architectures having stack segment pairs...
US20150076927 WIRELESS POWER SUPPLY FOR RESCUE DEVICES  
The present disclosure may provide an electric transmitter which may he used to provide wireless power transmission (WPT) while using suitable WPT techniques such as pocket-forming. Transmitter...
US20110068637 METHOD FOR MAXIMUM POWER POINT TRACKING OF PHOTOVOLTAIC CELLS BY POWER CONVERTERS AND POWER COMBINERS  
This invention relates to a method for Maximum Power Point Tracking (MPPT) a photovoltaic cell by a power converter that provides an output current at voltages useful to operate electronics or...
US20140021779 SYSTEMS AND METHODS FOR MOBILE POWER CONDITIONING PLATFORM  
Systems and methods for a mobile power conditioning platform are disclosed. According to one embodiment of the invention, a mobile power conditioning platform is positioned proximate to a power...
US20100295383 ARCHITECTURE FOR POWER PLANT COMPRISING CLUSTERS OF POWER-GENERATION DEVICES  
Various techniques are employed alone or in combination, to reduce the levelized cost of energy imposed by a power plant system. Solar energy concentrators in the form of inflated reflectors,...
US20140346897 HIGH-VOLTAGE DC VOLTAGE UNIT AND METHOD FOR OPERATING A HIGH-VOLTAGE DC VOLTAGE UNIT  
A high-voltage DC voltage unit with a first DC voltage apparatus providing a first high-voltage DC voltage between a first output connection and a second output connection of the DC voltage...
US20140175796 WIND TURBINE HAVING A HTS GENERATOR WITH A PLURALITY OF PHASES  
The present invention relates to a wind turbine having a wind turbine tower with a nacelle provided on the top to which a rotor hub with one or more wind turbine blades is rotatably mounted by a...
US20130175883 Maximum Power Point Tracker Bypass  
A circuit arrangement, includes output terminals that provide an output current and input terminals that receive a source current and a source voltage from a DC current source. A maximum power...
US20110006740 Apparatus and Method for Capturing Cosmic Background Radiation and Converting the Same to Electricity  
There is provided an apparatus for capturing cosmic background radiation and for converting cosmic background radiation into electricity. An antenna is configured so as to capture cosmic...
US20110103114 SOLAR POWER CONVERSION CIRCUIT AND POWER SUPPLY SYSTEM USING THE SAME  
A solar power supply system includes at least one solar power conversion circuit and an inverter circuit. Each solar power conversion circuit comprises a solar module and a direct current (DC)...
US20100295321 Method for Generating Electrical Power Using a Tethered Airborne Power Generation System  
A tethered airborne electrical power generation system which may utilize a strutted frame structure with airfoils built into the frame to keep wind turbine driven generators which are within the...
US20110298305 SOLAR PHOTOVOLTAIC SYSTEMS  
We describe a photovoltaic (PV) power generation system comprising at least two PV panels and a power conditioning unit. The dc power outputs of the PV panels are connected in parallel to a dc...
US20130101873 METHOD AND SYSTEM FOR POWER GENERATION  
A power generation systems with solid oxide fuel cell (SOFC) and heat recovery unit (HRU) and method are provided. In accordance with one embodiment of the disclosure, a power generation system...
US20080296982 REMOTE ELECTRICAL EQUIPMENT POWER SOURCE  
The present invention is a remote electrical equipment power source. The remote electrical equipment power source includes an electrical generator adapted to power remote electrical equipment and...
US20120212078 POWER SUPPLY EQUIPMENT UTILIZING INTERCHANGEABLE TIPS TO PROVIDE POWER AND A POWER INDICATION SIGNAL TO AN ELECTRONIC DEVICE  
Power supply equipment includes an adapter which converts power from a power source to DC power for powering an electronic device. The power supply equipment includes circuitry which produces a...
US20130249322 MULTILEVEL CONVERTER AND TOPOLOGY METHOD THEREOF  
A multilevel converter includes at least one phase. Each phase of the multilevel converter includes a direct current (DC) link, a first circuit, a second circuit, and a phase capacitor. The DC...
US20130221761 ENERGY-HARVESTING CONVEYOR BELTS AND METHODS  
Energy-harvesting and -storage devices in conveyor belts and methods for molding those devices integrally into modular belt links and for enhancing energy harvesting through resonance tuning....
US20100013326 POWER STATION HAVING A CONSUMER AND METHOD FOR ITS OPERATION  
A power station (40) is provided having a turbine section including a gas turbine (12) and a generator (28) which is driven directly by the gas turbine (12) and produces alternating current at a...
US20100140390 Flying Wind Energy Conversion Apparatus  
A Wind energy conversion apparatus comprising a wind turbine supported by, or integral with, a lighter-than-air structure, the part of the turbine that rotates being rotated by the wind whilst at...
US20120194005 POWER FLOW REGULATOR INCLUDING A PLURALITY OF DC-DC CONVERTERS  
A power flow regulator includes a plurality of bi-directional DC-DC converters, each of said converters comprising a first input, a second input, a first output and a second output; and a...
US20130320780 ENERGY TRANSMISSION, GENERATION, AND UTILIZATION DEVICE AND METHOD  
The power generation and transmission device and method is able to be used to harness power such as solar and/or wind power and then transmit the power to a device on the other side of a physical...
US20110031820 RENEWABLE ENERGY TRANSMISSION, GENERATION, AND UTILIZATION DEVICE AND METHOD  
The power generation and transmission device and method is able to be used to harness power such as solar and/or wind power and then transmit the power to a device on the other side of a physical...
US20060049696 Multi-functional thermoelectric cooling and warming device  
A multi-functional thermoelectric cooling and warming device comprises a receiving box; a DC power input end extended with a DC power wire; an AC power output end for outputting AC power converted...
US20100007220 POWER MANAGEMENT SYSTEM  
A power management system for coupling to a worksite power-supply network and a PoE (Power over Ethernet) network, includes a power receiving terminal for receiving an input operating voltage with...
US20100007221 CONTROLLING METHOD FOR MULTI-CONVERTER STRUCTURE HAVING SERIES-CONNECTED INPUTS AND PARALLEL-CONNECTED OUTPUTS  
The method of controlling a multi-converter having N converters with series-connected inputs and parallel-connected outputs is provided in the present invention. The proposed controlling method...
US20140346898 JUNCTION BOX HAVING THE MPPT CONTROL FUNCTION THAT IS INDIVIDUALLY EMBEDDED IN A SOLAR CELL MODULE, AND METHOD FOR DRIVING SAME  
Disclosed is a junction box which includes voltage and current sensors that are connected to both ends of bypass diodes provided within the junction box to sense currents and voltages of the solar...
US20110221279 WIDE INPUT VOLTAGE POWER SUPPLY  
A ground power unit having a power supply unit capable of accepting a wide range of AC input voltages and producing one or more DC power signals for powering components of the GPU is disclosed. In...
US20130285477 WIRELESS POWER MECHANISMS FOR LAB-ON-A-CHIP DEVICES  
Methods, devices and systems are provided for wirelessly powering and controlling a lab-on-a-chip device. Direct current (DC) and alternating current (AC) signals can be produced at the...
US20130334884 POWER CONVERSION DEVICE AND REFRIGERATION/AIR-CONDITIONING SYSTEM  
A power conversion device according to the present invention includes a power supply, a booster unit (a reactor, a switch) that boosts a voltage supplied from the power supply by switching...

Matches 1 - 50 out of 115 1 2 3 >