About 750 results
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https://drivepatents.com/patents/967565 · 5 Nov 2014
The invention refers to a method for controlling a power generation plant comprising a number of generators (WT) connected to an electric power grid (G), wherein for each generator (WT) a voltage set point (|V ter | ref ) for a terminal voltage magnitude (...
https://drivepatents.com/patents/967984 · 29 Oct 2014
The invention describes a wind turbine blade holding arrangement (1, 2, 3) comprising a root frame (1) for securing to a root portion (61) of a blade (6); an airfoil clamp (3) for arranging about an airfoil portion (62) of the blade (6); and a airfoil fram...
https://drivepatents.com/patents/967952 · 29 Oct 2014
A direct electrical heating system for heating a section of a pipeline is provided. A power supply of the direct electrical heating system has a power input for receiving electric power and a power output for supplying AC electric power to the pipeline sec...
https://drivepatents.com/patents/968396 · 22 Oct 2014
It is described a controller for controlling a power converter for a wind turbine, the power converter for converting an electrical input power of the wind turbine into an electrical output power, wherein the electrical output power is provided to a grid. ...
https://drivepatents.com/patents/968357 · 22 Oct 2014
It is described a method for coordinating voltage controllers within a wind park (100) being connected to a utility grid (190) and comprising (i) a plurality of wind turbines (180) and (ii) different types of controllers (110, 120, 130, 140) which are assi...
https://drivepatents.com/patents/968348 · 22 Oct 2014
The invention relates to a rotor (10) for a reluctance motor, wherein the rotor (10) comprises a laminated core (14) made of a plurality of electrically mutually insulated layers (16), each of which has at least one magnetically conductive rotor sheet (18)...
https://drivepatents.com/patents/968737 · 15 Oct 2014
The invention relates to an uninterruptible power supply (1), comprising a base unit (2), a battery module (3), an input terminal area (4) for connection to a supply network (5), an output terminal area (6) for connection of an electrical consumer (7) desi...
https://drivepatents.com/patents/968738 · 15 Oct 2014
A method for reducing CO emissions of a gas turbine (1) having a compressor (6), a turbine (10), and an air preheater (22) connected upstream of the compressor (6) is to allow technically simpler control without compromising the quality of CO emissions red...
https://drivepatents.com/patents/968730 · 15 Oct 2014
The invention relates to a method for flexible operation of a power plant installation with a heat recovery steam generator having heat exchanger stages (10-15) for generating fresh steam (D) and/or reheater steam (HZU) for a steam turbine from an exhaust ...
https://drivepatents.com/patents/968733 · 15 Oct 2014
A method for regulating CO emissions of a gas turbine (1) with a compressor (4) and a turbine (8) is intended to permit comparatively lower power output of the gas turbine during part-load operation while maintaining compliant CO emissions. For this purpos...