About 11 results
https://drivepatents.com/patents/1393562 · 10 Sep 2025
Embodiments of this application provide a photovoltaic power generation system. The system includes a single-stage inverter, an anti-backflow circuit, a photovoltaic string, and a coupling capacitor. The anti-backflow circuit is connected to one input end ...
https://drivepatents.com/patents/977732 · 5 Mar 2014
A power supply module, 10, included in a power distribution cabinet distributes power from one or more power sources to a plurality of internal cabinet modules. The power supply module includes a plurality of input terminals, 12a, 12b, 12c, each input term...
https://drivepatents.com/patents/980304 · 1 Jan 2014
The present invention is a power supply circuit that can interrupt the supply of an operating voltage to an inductive load regardless of the supply of the operating voltage to the direct-current load, and can be manufactured at a lower cost. A first conver...
https://drivepatents.com/patents/984763 · 26 Jun 2013
The system (10) has a set of controllable energy transfer units (T1-TN), where each of the energy transfer unit is connected to a set of power supply networks (R1-RN). An energy converter (16) is connected to an output of the set of controllable energy tra...
https://drivepatents.com/patents/991833 · 10 Apr 2013
A terminal box for a solar cell module including a terminal box body 1 having an inner bottom surface 3a, a backflow check diode A housed in the terminal box body 1, and a plurality of terminal blocks 6 fixed to the inner bottom surface 3a. The backflow ch...
https://drivepatents.com/patents/993915 · 16 Jan 2013
The embodiments comprise a plural solar cell strings 8 each including solar cell modules connected in series, each of solar cell modules configured to generate DC power by radiation of light and a junction box 2 for receiving DC power from plural solar cel...
https://drivepatents.com/patents/1004837 · 29 Feb 2012
The invention relates to an electrical power supply unit, PSU, (100) for supplying a load (200) with a variable direct current, DC, voltage, wherein said PSU (100) comprises at least two DC power supply branches (120, 120a, 120b, ..), wherein each of said ...
https://drivepatents.com/patents/1009496 · 14 Sep 2011
A system for supplying electrical energy to a load comprising: a first electrical generator for alternating current providing an alternating voltage; a voltage converter for converting said alternating voltage of said first generator into a first direct cu...
https://drivepatents.com/patents/1068551 · 5 Apr 2006
Optimal power switching circuitry for use in a closed system such as a TET system including an internal device (105) separated from an external device (100) by a boundary. The internal (105) and external (100) devices being powered by separate power source...
https://drivepatents.com/patents/1076860 · 15 Jun 2005
The present invention provides a switching circuit for the master-slave feeding mode of the low voltage power supply. The switching circuit utilizes the active switches as the switching devices, so that it can increase the switching speed, decrease the vol...