About 161 results
https://drivepatents.com/patents/946517 · 20 Jan 2016
A current flow controller (34) comprises: first and second terminals (36,38) being operatively connectable, in use, to first and second DC power transmission media (30,32) respectively; a third terminal (40) being operatively connectable, in use, to an ele...
https://drivepatents.com/patents/947473 · 16 Dec 2015
A power transmission network comprises: an AC electrical network connected to a point of common coupling (PCC), the point of common coupling being connectable to a further electrical device, for instance a voltage source converter (VSC); a processing circu...
https://drivepatents.com/patents/948252 · 25 Nov 2015
A control circuit (30) comprises: first and second terminals (32,34) for connection to an electrical network (36,38); a current transmission path extending between the first and second terminals (32,34), the current transmission path including first and se...
https://drivepatents.com/patents/955906 · 4 Nov 2015
A wind farm side voltage source converter (32; 94) comprises a DC terminal (40) for connection to a DC transmission link (38), an AC terminal (42) for connection to a wind farm (44) that includes at least one wind turbine (46), and a main controller (10; 2...
https://drivepatents.com/patents/949852 · 22 Jul 2015
A multi-terminal DC electrical network (20) comprises: a plurality of DC terminals (22), each DC terminal (22) being operatively connected to at least one other DC terminal (22) via a respective DC power transmission medium (24); a plurality of converters ...
https://drivepatents.com/patents/950063 · 15 Jul 2015
A power transmission network (100) comprises: a first power transmission medium (28); a first insulator or a plurality of first insulators arranged to provide insulation of the first power transmission medium (28) with respect to ground potential; and a co...
https://drivepatents.com/patents/950293 · 17 Jun 2015
In the field of high voltage direct current (HVDC) power transmission networks, a method of controlling a converter that includes at least one converter limb (12A, 12B, 12C) which corresponds to a respective phase of the converter, with the or each convert...
https://drivepatents.com/patents/950913 · 13 May 2015
This application relates to methods and apparatus for control apparatus of a voltage converter (401) for direct current transmission of electrical power over a transmission line (402). The control apparatus comprises regulation circuitry (403) for generati...
https://drivepatents.com/patents/951028 · 6 May 2015
A power transmission network (10) comprises a plurality of converters (12a,12b,12c,12d). Each converter (12a,12b,12c,12d) includes first and second electrical terminals (16,18), each first electrical terminal (16) being connectable to an electrical network...
https://drivepatents.com/patents/951526 · 25 Mar 2015
A configurable power module (10; 80; 90; 140) comprises a first sub-module (12) which includes a first pair (18) of series-connected switching elements (20, 22) that are separated by a first connection terminal (24) and are connected in parallel with a fir...