About 42 results
https://drivepatents.com/patents/998622 · 5 Sep 2012
A photovoltaic (PV) power generation system (10) is described. The system includes at least one PV module (20) comprising a plurality of PV cells (28), a plurality of sensors (96), and a processing device (26) communicatively coupled to the plurality of se...
https://drivepatents.com/patents/1000257 · 18 Jul 2012
There is provided a prioritization circuit 60 which selects one of a system power supply 100 and a secondary battery unit 30 as a selected supply source and the other as a non-selected supply source and which causes supply of electric power with a higher p...
https://drivepatents.com/patents/1001390 · 13 Jun 2012
Power generation and storage system and/or solar power generation and storage involving a system for controlling charge-discharge functions, and comprising a power storage, a lithium ion rechargeable battery sole or in combination with capacitor condenser ...
https://drivepatents.com/patents/1001655 · 6 Jun 2012
A system and method for bi-directional voltage conversion are disclosed. A charge current is received at a first voltage on a first force commutated synchronous rectifier, and the charge current is controlled by the first force commutated synchronous recti...
https://drivepatents.com/patents/1001638 · 6 Jun 2012
A method and apparatus for bi-directional current sensing for a synchronous rectifier bi-directional converter system is disclosed. A first current is measured through a first synchronous rectifier via a first transformer to provide a first signal. A secon...
https://drivepatents.com/patents/1006714 · 28 Dec 2011
The solar charger (1) has a master battery (5) e.g. gelled electrolyte lead battery, connected to a small size solar panel (2) for continuously storing electrical energy produced by the panel. A voltage converter (7) transforms voltage of the master batter...
https://drivepatents.com/patents/1006686 · 28 Dec 2011
A mobile device including a solar battery having a light-receiving surface provided on a casing of the mobile device, an illuminance detector that detects an illuminance of light incident on the casing, an output section that outputs a state of light incid...
https://drivepatents.com/patents/1009196 · 28 Sep 2011
The arrangement has partial circuits (10) connected in parallel and provided for supplying power to an inverter circuit (50) that is connected with a transformer (80). The partial circuits comprise an unregulated voltage source having a temporally varying ...
https://drivepatents.com/patents/1009529 · 14 Sep 2011
This invention offers a battery system that reduces a conversion loss due to a charger to reduce power consumption. The battery system has a solar battery (10), a battery module (70), a bypass route (71) to bypass a charger (60) to charge the battery modul...
https://drivepatents.com/patents/1009862 · 24 Aug 2011
Power system comprising at least one power source (30) and a DC/DC converter (31) with an input (IN) coupled to the power source, and an output (OUT) which may be coupled to a load (39, 40), for allowing power transfer from the power source to the load, th...