ClassID:

144539

F05B2220/70646 - CPC Classification

Classification description:

Application in combination with an electrical generator of the alternating current (A.C.) type of the asynchronous type, i.e. induction type Double fed induction generators (DFIGs)

Recent Application in this class:
#1
20260085664
2026-03-26

Power Generation System and Method

#2
20230160365
2023-05-25

Wind turbine electrical power generating system

#3
20220205424
2022-06-30

Method for operating doubly-fed wind turbine generator as a virtual synchronous machine to provide grid-forming control thereof

#4
20200067437
2020-02-27

Dynamic brake circuit assembly for a wind turbine

#5
20200021236
2020-01-16

Wind-solar hybrid power plant

#6
20190326773
2019-10-24

Energy storage system

#7
20190089279
2019-03-21

Power generation system, system for suppressing sub-synchronous oscillation and method for controlling operation of power system

#8
20190058425
2019-02-21

Method for controlling a wind turbine

#9
20190055925
2019-02-21

Method for controlling a wind turbine

#10
20190013753
2019-01-10

Control method and control system for enhancing endurance to anomalous voltage for doubly-fed induction generator

#11
20180347544
2018-12-06

Multi-rotor turbine arranged for coordinated rotational speeds

#12
20180306169
2018-10-25

Method of operating a wind turbine system including an energy storage system

#13
20180291876
2018-10-11

Method of operating a DFIG wind turbine under SSR

#14
20160369776
2016-12-22

Systems and methods for increasing wind turbine power output

#15
20140308126
2014-10-16

Method of operating a wind turbine

#16
20140022827
2014-01-23

Drive train comprising a doubly-fed electric machine and an inverter controlled according to a law limiting the delivered active power

#17
20130264882
2013-10-10

Power generation and distribution system for a wind turbine

#18
20120286509
2012-11-15

METHOD FOR OPERATING A WIND TURBINE AND WIND TURBINE SUITED THEREFOR

#19
20120139246
2012-06-07

ASYNCHRONOUS GENERATOR SYSTEM AND WIND TURBINE HAVING AN ASYNCHRONOUS GENERATOR SYSTEM

#20
20110140433
2011-06-16

Method of controlling a variable speed wind turbine

#21
20110018270
2011-01-27

DOUBLY-CONTROLLED ASYNCHRONOUS GENERATOR

#22
20100256829
2010-10-07

Control system and method for a wind turbine generator

#23
20090021014
2009-01-22

Wind energy installation with an extended rotation speed range

#24
20080150285
2008-06-26

Doubly-controlled asynchronous generator

#25
18496853
2024-07-02

Power generation system and method