About 38 results
https://drivepatents.com/patents/970519 · 3 Sep 2014
A control circuit (30) comprises: first and second primary terminals (32,34) for respective connection to first and second power transmission lines (36,38); a current transmission path extending between the first and second primary terminals (32,34) and ha...
https://drivepatents.com/patents/976770 · 2 Apr 2014
An offshore wind farm includes a plurality of wind turbines (6) connected to an onshore converter station by means of a distributed power transmission system. The power transmission system includes a series of offshore converter platforms (2, 2') distribut...
https://drivepatents.com/patents/977668 · 5 Mar 2014
A system for delivering power to an offshore load (20) is disclosed. The system may include an on-land source (10) of three-phase power, an on-land AC-to-DC power conversion module (15), a DC transmission line (30), and an offshore DC-to-AC power inverter ...
https://drivepatents.com/patents/979348 · 22 Jan 2014
The present invention is concerned with a master control system layer for a Voltage Source Converter (VSC) based Multi-Terminal High Voltage Direct Current (MTDC) system. The invention is applicable to general topologies of the MTDC grid, including meshed ...
Multi-level converter, and inverter having the same and solar power supply apparatus having the same
https://drivepatents.com/patents/980197 · 1 Jan 2014
There are provided a multi-level converter capable of outputting power having various voltage levels with respect to a single input power supply by using a simple circuit, an inverter having the same, and a solar power supply apparatus having the same. The...
https://drivepatents.com/patents/981240 · 4 Dec 2013
A current flow controller (10) comprising: a plurality of terminals (12a,12b,14a,14b) for connection, in use, to a plurality of DC power transmission media (16,18) such that each DC power transmission medium (16,18) is connected to at least one of the plur...
https://drivepatents.com/patents/983405 · 16 Oct 2013
A cascade converter station and a multi-end cascade high-voltage direct current (HVDC) power transmission system. The converter station includes a low-voltage end converter station (11) and a high-voltage end converter station (12). Each electrode of the l...
https://drivepatents.com/patents/983830 · 2 Oct 2013
A power transmission system 10 is provided. The power transmission system includes a power source 16 for providing power. The system also includes a power conversion system 12 comprising power converters coupled to receive the power and convert the power t...
https://drivepatents.com/patents/989730 · 19 Jun 2013
Present invention discloses a connection method for UHVDC transmission, an UHV converter station and an UHVDC transmission system. An UHV LV converter station at rectification side converts a first AC power into a first low voltage DC power and transmits i...
https://drivepatents.com/patents/990258 · 29 May 2013
A control system 100 includes first 110 and second 120 fundamental control units for generating first and second fundamental commands, and a compensation control unit 130. The compensation control unit 130 includes first and second calculation elements and...