About 60 results
https://drivepatents.com/patents/993550 · 23 Jan 2013
An arrangement for supplying electric power to a load through a filter bus comprises at least two Voltage Source Converters connected in parallel to said filter bus through an inductor each and configured to share said load. Each converter is associated wi...
https://drivepatents.com/patents/995382 · 5 Dec 2012
The present invention relates to a a power transmission and/or distribution system (10) comprising a power grid (G), a first power transmission section (12) and a ground fault handling device (GHR) for connecting the grid to the first section, where the fi...
https://drivepatents.com/patents/997048 · 17 Oct 2012
Reconfigurable power systems, converters and plants are disclosed, along with operating methods therefor. Reconfigurable power systems may include a DC power source, an electrical energy storage device, an AC power grid connection, a first power converter,...
https://drivepatents.com/patents/997040 · 17 Oct 2012
Reconfigurable power systems and converters and operating methods therefor are disclosed. Reconfigurable power systems may include a DC power source, an electrical energy storage device, an AC power grid connection, and a power converter configured to sele...
https://drivepatents.com/patents/1006244 · 11 Jan 2012
The present invention is concerned with electrical power distribution. A distributed energy source 32 is adapted to transmit its actual power generation to the power grid 14. Dependent on the load state and the power generation, the charging power of a bat...
https://drivepatents.com/patents/1008199 · 26 Oct 2011
method for controlling an energy network which includes at least one intermittent energy source generating plant (22, 23, 26, 28, 30), the method comprising: storing predetermined intermittent energy source generating plant state information; receiving int...
https://drivepatents.com/patents/1009747 · 31 Aug 2011
A method of controlling the grid-side current of a single-phase grid-connected converter having an LCL filter connected between the output of the converter and the grid, the method comprising the steps of measuring a grid voltage (½ S ) and at least one s...
https://drivepatents.com/patents/1011231 · 6 Jul 2011
A modular energy storage device (1, 40) for a high voltage electrical power system is provided comprising at least two modules (3a-c, 4a-c) connected in series, each module (3a-c, 4a-c) including at least one dc power-source unit (5) enclosed in a containe...
https://drivepatents.com/patents/1012623 · 25 May 2011
The invention is related to a method, power control device and computer program product for tuning a power oscillation damping unit (22; 26) in a power transmission system. The power control device (10) includes a probing signal generating element (42) con...
https://drivepatents.com/patents/1013633 · 20 Apr 2011
The invention is related to a method, power control device and computer program product for evaluating the accuracy of timing provided by time generating equipment (12, 14, 16, 20, 22, 24, 26, 28, 32) in relation to wide area control in a power transmissio...