ClassID:

144938

F05B2270/327 - page 2 - CPC Classification

Classification description:

Control; Control parameters, e.g. input parameters Rotor or generator speeds

Recent Application in this class:
#301
20120104757
2012-05-03

Wind turbine having an active pitch angle control during an idling situation

#302
20120091714
2012-04-19

Wind plant and method for increasing energy capture in a wind plant

#303
20120091713
2012-04-19

Method and system for adjusting a power parameter of a wind turbine

#304
20120078518
2012-03-29

Available power estimator

#305
20120076651
2012-03-29

Method of and device for determining a mass condition of a rotor of a wind turbine, and method of operating a wind turbine

#306
20120070280
2012-03-22

Control system for a wind turbine and method of operating a wind turbine based on monitoring a bearing

#307
20120068462
2012-03-22

Method of and device for determining a common blade frequency of a rotor of a wind turbine, and method of operating a wind turbine

#308
20120061958
2012-03-15

Wind turbine generator with a control unit for controlling a rotation speed of a main shaft

#309
20120056427
2012-03-08

Method for controlling the rotational speed of a wind turbine

#310
20120042727
2012-02-23

Wind turbine and method of determining at least one rotation parameter of a wind turbine rotor

#311
20120027587
2012-02-02

Wind turbine torque-speed control

#312
20110318165
2011-12-29

Method and system for utilizing rotorspeed acceleration to detect asymmetric icing

#313
20110316277
2011-12-29

Blade pitch control in a wind turbine installation

#314
20110305568
2011-12-15

Pitch control of a wind turbine

#315
20110291414
2011-12-01

Coordinated control of power converter and pitch angle for wind turbine generation system

#316
20110280722
2011-11-17

Wind turbine

#317
20110268569
2011-11-03

Method for controlling a wind turbine, and wind turbine arrangement

#318
20110266799
2011-11-03

Wind turbine generator system

#319
20110266798
2011-11-03

Wind turbine generator and start-up method of the same

#320
20110255974
2011-10-20

CONFIGURABLE WINGLET FOR WIND TURBINE BLADES

#321
20110248686
2011-10-13

Method for the operation of a wind energy plant at sudden voltage changes in the grid

#322
20110241343
2011-10-06

Speed setting system and method for a stall-controlled wind turbine

#323
20110221194
2011-09-15

Rotational speed control of a wind turbine based on rotor acceleration

#324
20110221193
2011-09-15

WIND TURBINE AND POWER SUPPLY SYSTEM

#325
20110187108
2011-08-04

WIND TURBINE GENERATOR AND METHOD FOR CONTROLLING WIND TURBINE GENERATOR

#326
20110153097
2011-06-23

System for triggering an emergency system of a wind turbine

#327
20110148112
2011-06-23

Control system and a method for controlling a wind turbine

#328
20110142634
2011-06-16

OVERSPEED PROTECTION SYSTEM AND METHOD

#329
20110142620
2011-06-16

Apparatus and method for operation of a wind turbine

#330
20110140419
2011-06-16

Wind power electricity generating system and relative control method

#331
20110135470
2011-06-09

Method for operating a variable-speed wind turbine and the wind turbine

#332
20110089694
2011-04-21

Wind turbine generator system and control method of the same

#333
20110089693
2011-04-21

Wind energy power conversion system reducing gearbox stress and improving power stability

#334
20110084485
2011-04-14

Control method for a wind turbine

#335
20110057445
2011-03-10

Method of operation of a wind turbine to guarantee primary or secondary regulation in an electric grid

#336
20110049885
2011-03-03

Wind turbine control methods and systems

#337
20110042951
2011-02-24

Windmill rotation detection/management device and wind power generation system

#338
20110018727
2011-01-27

Wind turbine generator fault diagnostic and prognostic device and method

#339
20110006527
2011-01-13

Method and apparatus for controlling noise levels of a turbine with minimal loss in energy yield

#340
20100322766
2010-12-23

Wind turbine and method for optimizing energy production therein

#341
20100314875
2010-12-16

SYSTEM AND METHOD FOR CONTROLLING A WIND TURBINE

#342
20100237618
2010-09-23

Wind power generator system

#343
20100226774
2010-09-09

Wind turbine control system and apparatus

#344
20100226772
2010-09-09

Blade control system

#345
20100225113
2010-09-09

Method for the operation of a wind turbine and wind turbine using this method

#346
20100196156
2010-08-05

Control of rotor during a stop process of a wind turbine

#347
20100194114
2010-08-05

Locking mechanism for a wind turbine

#348
20100176593
2010-07-15

Wind Generator

#349
20100143093
2010-06-10

ARRANGEMENT TO DETECT A HIGH ROTATIONAL-SPEED OF A BLADE

#350
20100140941
2010-06-10

Control of the rotational speed of a wind turbine which is impeded to export electrical power to an electricity network

#351
20100140940
2010-06-10

System and method for controlling wind turbine actuation

#352
20100135800
2010-06-03

Systems and methods for determining the angular position of a wind turbine rotor

#353
20100133828
2010-06-03

Condition monitoring system for wind turbine generator and method for operating wind turbine generator

#354
20100133817
2010-06-03

Method and apparatus for controlling the tip speed of a blade of a wind turbine

#355
20100123314
2010-05-20

Protection system for wind turbine

#356
20100109324
2010-05-06

System and method for generating an alternating current output signal

#357
20100098540
2010-04-22

Blade pitch management method and system

#358
20100082276
2010-04-01

PROCESS FOR MONITORING A DRIVE TRAIN COMPONENT OF A WIND POWER PLANT

#359
20100074748
2010-03-25

Method for operating a wind turbine, a wind turbine and use of the method

#360
20100072751
2010-03-25

Variable speed wind turbine, a resonant control system, a method of operating a variable speed wind turbine, use of a resonant control system and use of a method in a variable speed wind turbine

#361
20100066086
2010-03-18

Apparatus and system for pitch angle control of wind turbine

#362
20100060001
2010-03-11

WIND TURBINE SAFETY SYSTEM AND METHODS

#363
20100045040
2010-02-25

Variable speed wind turbine with doubly-fed induction generator compensated for varying rotor speed

#364
20100038908
2010-02-18

Wind turbine generator system

#365
20090295161
2009-12-03

Method for operating a wind energy installation and a wind energy installation

#366
20090295160
2009-12-03

Method for increasing energy capture in a wind turbine

#367
20090292397
2009-11-26

Method and apparatus for damping tower oscillation in a wind turbine

#368
20090273187
2009-11-05

Control Method

#369
20090263245
2009-10-22

Systems and methods involving wind turbine towers for power applications

#370
20090250932
2009-10-08

Method of damping tower vibrations of a wind turbine and control system for wind turbines

#371
20090224543
2009-09-10

Wind plant and method of initiating braking actions in different operating modes

#372
20090224542
2009-09-10

Wind turbine operational method

#373
20090220340
2009-09-03

Variable tip speed ratio tracking control for wind turbines

#374
20090212566
2009-08-27

Method for operating a wind energy plant and wind energy plant

#375
20090212565
2009-08-27

Wind energy plant with pitch controller

#376
20090206607
2009-08-20

Power generator and motor device

#377
20090193894
2009-08-06

Apparatus for monitoring the rotational speed in a wind energy plant

#378
20090187282
2009-07-23

Wind turbine arranged for independent operation of its components and related method and computer program

#379
20090146424
2009-06-11

System and method for controlling a wind power plant

#380
20090140522
2009-06-04

Turbine driven electric power production system and a method for control thereof

#381
20090108582
2009-04-30

Method of controlling a wind energy system and wind speed sensor free wind energy system

#382
20090081042
2009-03-26

METHOD OF CONTROLLING A WINDMILL, ESPECIALLY IN STAND-ALONE OPERATION AND A WINDMILL

#383
20090066089
2009-03-12

Wind power generator system and control method of the same

#384
20090047130
2009-02-19

Wind turbine and method for determining at least one rotation parameter of a wind turbine rotor

#385
20080303281
2008-12-11

Rotational speed determination

#386
20080265846
2008-10-30

Method for the active damping of the drive train in a wind energy plant

#387
20080265579
2008-10-30

Drive train for an immersion energy production system

#388
20080262787
2008-10-23

Method and apparatus of monitoring a machine

#389
20080260545
2008-10-23

Variable Capacity Oil Pump

#390
20080247873
2008-10-09

Method of reducing a structural unbalance in a wind turbine rotor and device for performing the method

#391
20080152493
2008-06-26

Method and system for utilizing lateral tower acceleration to detect asymmetric icing

#392
20080069693
2008-03-20

Method and apparatus of monitoring a machine

#393
20080069692
2008-03-20

Wind turbine and operating method thereof

#394
20080067815
2008-03-20

Vibration damping method for variable speed wind turbines

#395
20080054643
2008-03-06

Method for the operation of a wind energy plant with a synchronous generator and a superimposition gearbox

#396
20080001411
2008-01-03

Variable speed wind power generation system

#397
20070268002
2007-11-22

Speed sensing circuit for a wind turbine generator

#398
20070262583
2007-11-15

Wind turbine generator system

#399
20070212209
2007-09-13

Method For Reduction Of Axial Power Variations Of A Wind Power Plant

#400
20070154311
2007-07-05

Method for torque and pitch control for a wind power plant according to the rotation speed

#401
20070085343
2007-04-19

Method for operating or controlling a wind turbine and method for providing primary control power by means of wind turbines

#402
20060214429
2006-09-28

Wind turbine generator system

#403
20060066111
2006-03-30

Vibration damping system and method for variable speed wind turbines

#404
20060033338
2006-02-16

Wind flow estimation and tracking using tower dynamics

#405
20060028025
2006-02-09

Wind turbine generator system

#406
20050253396
2005-11-17

Variable speed wind turbine generator

#407
20050042095
2005-02-24

Self regulating rotor

#408
20050017512
2005-01-27

Wind turbine generator system

#409
18899373
2025-09-16

System and method for controlling a speed of a wind turbine

#410
18893255
2025-10-21

System and method for monitoring vibrations in a drivetrain of a wind turbine

#411
18815783
2025-12-23

Tension turbine assembly and operational control system

#412
18756532
2025-12-30

System and method for optimizing control of a wind turbine

#413
18628949
2025-05-06

System and method for detecting and responding to failures in a drivetrain of a wind turbine

#414
18244385
2025-07-29

Wind turbine management system for controlled energy storage

#415
16390547
2020-08-11

System and method for reactive power control of a wind turbine by varying switching frequency of rotor side converter

#416
15932102
2023-09-05

Airflow power generating apparatus