#GE ENERGY POWER CONVERSION TECHNOLOGY LTD [GB]

POWER SUPPLY SYSTEM FOR ARC FURNACE AND ASSOCIATED ARC FURNACE AND METHOD

The power supply system (1) for arc furnace (2), includes:- a power converter (9), and- a polyphase transformer (10),The power supply system further comprises first disconnecting means (13) connecting…

DRIVE·Dec 17·1 min read

H02J3/002 GE ENERGY POWER CONVERSION TECHNOLOGY LTD [GB]

POWER CONVERTER SYSTEMS WITH INTEGRATED ENERGY STORAGE

A power system (1) is described. The power system (1) includes a power converter system (2) with first and second direct current DC buses (8, 10) connectable at a first end to an energy source (4) and…

DRIVE·Aug 6·1 min read

H02J1/106 GE ENERGY POWER CONVERSION TECHNOLOGY LTD [GB]

FAULT RIDE THROUGH IN A MARINE POWER DISTRIBUTION SYSTEM

A power distribution system (30) having one or more phases is described. The power distribution system (30) has a power converter (46) with a plurality of semiconductor switching devices per phase, a …

DRIVE·Jan 18·2 min read

B60L3/0084 GE ENERGY POWER CONVERSION TECHNOLOGY LTD [GB]

Current source converter with gate turn off semiconductor elements and a special commutation mode

The invention provides a converter (2a), and in particular a current source converter (CSC). The converter includes a bridge (14a) having an ac terminal (16a-16c) for each of one or more ac lines, and…

DRIVE·Sep 3·2 min read

H02J3/36 GE ENERGY POWER CONVERSION TECHNOLOGY LTD [GB]

Power transmission systems

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 …

DRIVE·Apr 2·1 min read

H02J3/36 GE ENERGY POWER CONVERSION TECHNOLOGY LTD [GB]

Power distribution systems

The present invention provides a power distribution system such as a marine power distribution and propulsion system (20). The system includes an ac busbar (2) and a plurality of active front end (AFE…

DRIVE·Mar 19·1 min read

H02J3/00 GE ENERGY POWER CONVERSION TECHNOLOGY LTD [GB]

Power distribution systems

The present invention provides a power distribution system that does not rely on a fixed frequency and which therefore allows prime movers (D1...D4) to run at different speeds in response to load dema…

DRIVE·Jan 8·2 min read

B63H23/24 GE ENERGY POWER CONVERSION TECHNOLOGY LTD [GB]

Data fusion architecture

The present invention provides a data fusion architecture with a plurality of sensors (4 1 , 4 2 ... 4 M ), optionally position measuring equipment (PMEs). Each sensor supplies measurement data x 1 , …

DRIVE·Dec 25·2 min read

G01B21/16 GE ENERGY POWER CONVERSION TECHNOLOGY LTD [GB]

Power supply system for a load and electric power plant including such a system

The system (20) has a converter (48) whose input is connected to a power source (14) and output is connected to a load i.e. auxiliary equipment (22). A circulation bus (16) circulates electric current…

DRIVE·Aug 14·1 min read

H02J11/00 GE ENERGY POWER CONVERSION TECHNOLOGY LTD [GB]

Reactive power compensator and associated method for balancing half-bus voltages

The compensator (10) has a control unit (22) comprising a computation unit to generate a target control current from a current to be compensated. A combining unit combines the target current and an al…

DRIVE·Jul 10·2 min read

H02J3/1842 GE ENERGY POWER CONVERSION TECHNOLOGY LTD [GB]

Methods of controlling a combined plant including at least one generator and an energy store

The present invention provides a method of controlling a combined plant to provide frequency support to a power grid operating at a variable grid frequency. The combined plant includes at least one ge…

DRIVE·Mar 27·1 min read

H02J3/28 GE ENERGY POWER CONVERSION TECHNOLOGY LTD [GB]

Reactive power compensator comprising N inverters in parallel, N banks of capacitor(s) and a means for connecting the banks via passive electrical components

The compensator (10) has electric terminals (12) connected with an electric alternating current network (11). Bidirectional voltage inverters (16) are parallely connected with each other and connected…

DRIVE·Feb 27·1 min read

H02J3/1842 GE ENERGY POWER CONVERSION TECHNOLOGY LTD [GB]