About 190 results
https://drivepatents.com/patents/992341 · 20 Mar 2013
There is provided a power supply system in which a user can easily determine an optimum method of consuming power obtained by discharging a power storage portion. The power supply system (1) includes: a power storage portion (11) that supplies a power by d...
https://drivepatents.com/patents/985561 · 20 Mar 2013
A power conversion system (100) includes a first converter (104) coupled to a power source (102), wherein the first converter includes an input side (114), and an output side (118) electrically isolated from the input side. The power conversion system also...
https://drivepatents.com/patents/985579 · 13 Mar 2013
A device for converting power from a floating source of DC power to a dual direct current (DC) output, the device includes: positive and negative input terminals connectible to the floating source of DC power; and positive and negative, and ground output t...
https://drivepatents.com/patents/985942 · 6 Mar 2013
Output power of a solar cell is directly detected, a stabilized operating point is found by changing a gate pulse width that specifies an on-time width of a switch element of a converter, and a start-up determination is performed by using output power at t...
https://drivepatents.com/patents/992815 · 27 Feb 2013
The invention relates to a three-phase alternating current generator which is provided with an exciter assembly solidly connected to two independent energy assemblies and which is intended for turbines, such as wind or water turbines, wherein said generato...
https://drivepatents.com/patents/992951 · 13 Feb 2013
A converter circuit providing multiple current bypass routes between the output leads to provide reliability in a series connection of several converters. If the converter malfunctions due to component failure, the current bypass routes provide a path for ...
https://drivepatents.com/patents/993516 · 23 Jan 2013
A method for maintaining reliability of a distributed power system including a power converter having input terminals and output terminals. Input power is received at the input terminals. The input power is converted to an output power at the output termin...
https://drivepatents.com/patents/993507 · 23 Jan 2013
The present application relates to a power supply system. An electrical quantity adjusting apparatus 100 connected to an electrical facility 200-600 includes a memory unit 170 that stores a target level which is a target electrical quantity, a presenting l...
https://drivepatents.com/patents/993761 · 16 Jan 2013
A photovoltaic panel with multiple photovoltaic sub-strings including serially-connected photovoltaic cells and having direct current (DC) outputs adapted for interconnection in parallel into a parallel-connected DC power source. A direct current (DC) powe...
https://drivepatents.com/patents/993758 · 16 Jan 2013
An inverter (2) including a switch circuit (31) for converting a DC power to output an AC voltage between a first output terminal (A) and a second output terminal (B) is provided. The switch circuit (31) includes a first switch branch (312) having a first ...