ClassID:

142427

F03D7/0224 - page 3 - CPC Classification

Classification description:

Controlling wind motors the wind motors having rotation axis substantially parallel to the air flow entering the rotor; Adjusting aerodynamic properties of the blades Adjusting blade pitch

Recent Application in this class:
#601
20170191464
2017-07-06

Wind turbine with optical pressure sensors and method for operating a wind turbine

#602
20170184077
2017-06-29

Active promotion of wind turbine tower oscillations

#603
20170184074
2017-06-29

Wind turbine pitch cabinet temperature control system

#604
20170175709
2017-06-22

System and method for controlling wind turbines

#605
20170175708
2017-06-22

Wind turbine diagnostic apparatus with diverse sensor testing

#606
20170167470
2017-06-15

Methods and systems for controlling a wind turbine

#607
20170159644
2017-06-08

Distributed Control System

#608
20170152836
2017-06-01

Wind turbine controller with pitch feedback control loop in partial load

#609
20170152835
2017-06-01

System for thrust-limiting of wind turbines

#610
20170138348
2017-05-18

System for dynamic pitch control

#611
20170122289
2017-05-04

Control of wind turbines in response to wind shear

#612
20170117722
2017-04-27

Pre-charging a capacitor bank

#613
20170107976
2017-04-20

DETERMINING A DEFLECTION OF A ROTOR BLADE OF A WIND TURBINE

#614
20170107973
2017-04-20

Wind turbine with a speed regulator and a generator regulator

#615
20170096984
2017-04-06

Sensor assembly for a wind turbine bearing and related system and method

#616
20170082090
2017-03-23

Wind turbine and method for operating a wind turbine

#617
20170074245
2017-03-16

Control method for a wind turbine

#618
20170074243
2017-03-16

Wind turbine power generating apparatus and method of connecting the same

#619
20170058871
2017-03-02

SYSTEM AND METHOD FOR MITIGATING ICE THROW FROM A WIND TURBINE ROTOR BLADE

#620
20170058870
2017-03-02

Method and system for estimating the surface condition of a rotating blade

#621
20170051723
2017-02-23

Active power boost during wake situation

#622
20170030331
2017-02-02

Single-frame impeller of wind turbine generator set

#623
20170030329
2017-02-02

POWER GENERATING APPARATUS

#624
20170030326
2017-02-02

Renewable energy marine hydrokinetic or wind turbine

#625
20170022973
2017-01-26

Upwind wind turbine

#626
20170022972
2017-01-26

Power-ramping pitch feed-forward

#627
20170009739
2017-01-12

Methods and systems for detecting sensor fault modes

#628
20170002795
2017-01-05

Pitch assembly for a wind turbine rotor blade

#629
20160377058
2016-12-29

Selective wind turbine damping using active damping system

#630
20160377057
2016-12-29

Counteracting tower oscillations of an idling wind turbine

#631
20160356266
2016-12-08

System and Method for Reducing Torsional Movement in a Wind Turbine Tower

#632
20160348649
2016-12-01

System and methodology for wind compression

#633
20160348648
2016-12-01

System and methodology for wind compression

#634
20160348647
2016-12-01

Pitch system locking arrangement

#635
20160341183
2016-11-24

Connection piece for a pitch tube

#636
20160341180
2016-11-24

System and methods for controlling noise propagation of wind turbines

#637
20160327024
2016-11-10

System and method for detecting rotor asymmetry

#638
20160312767
2016-10-27

Method for operating a wind turbine based on degradation of wind turbine blade

#639
20160312766
2016-10-27

PITCH ACTUATOR ARRANGEMENT AND METHOD OF INSTALLING A PITCH ACTUATOR ARRANGEMENT

#640
20160305407
2016-10-20

Wind turbine driving device and wind turbine driving device unit

#641
20160305404
2016-10-20

METHOD TO CONTROL THE OPERATION OF A WIND TURBINE

#642
20160305403
2016-10-20

System and method for reducing oscillation loads of wind turbine

#643
20160305402
2016-10-20

Rotor blade control for high winds

#644
20160298607
2016-10-13

System and method for assessing the performance impact of wind turbine upgrades

#645
20160298604
2016-10-13

WIND TURBINE

#646
20160298603
2016-10-13

WIND TURBINE

#647
20160298602
2016-10-13

Rotor and method of adjusting an angle of a rotor blade on a rotor

#648
20160298601
2016-10-13

Intelligent wind turbine generator

#649
20160265512
2016-09-15

Wind turbine setpoint control

#650
20160265510
2016-09-15

System and method for controlling a wind turbine

#651
20160265509
2016-09-15

System and method for variable tip-speed-ratio control of a wind turbine

#652
20160258416
2016-09-08

Method for controlling a wind turbine during safety operation

#653
20160252075
2016-09-01

Methods and apparatus for controlling wind turbines

#654
20160245257
2016-08-25

SYSTEM FOR PITCH CONTROL

#655
20160237988
2016-08-18

System and method for operating a wind turbine based on rotor blade margin

#656
20160230741
2016-08-11

Control method for a wind turbine

#657
20160222944
2016-08-04

WIND TURBINE AND METHOD FOR OPERATING A WIND TURBINE

#658
20160208782
2016-07-21

Wind turbine blade

#659
20160208772
2016-07-21

Wind turbine of low wind speeds

#660
20160201647
2016-07-14

Translating foil system for harvesting kinetic energy from wind and flowing water

#661
20160195069
2016-07-07

Wind turbine with a rotor positioning system

#662
20160186722
2016-06-30

Wind turbine operating method and device based on load and acceleration measurements in the blade

#663
20160169199
2016-06-16

Method for operating a wind turbine

#664
20160169198
2016-06-16

Rotatable blade apparatus with individually adjustable blades

#665
20160169031
2016-06-16

Device for controlling angular position of turbine blades of a propeller device

#666
20160160840
2016-06-09

HYDRAULIC PITCH SYSTEM UTILIZING PILOT PRESSURED RESERVOIR FOR WIND TURBINES

#667
20160153479
2016-06-02

Hydraulic adjusting device

#668
20160146189
2016-05-26

System and method for monitoring and controlling wind turbine blade deflection

#669
20160123304
2016-05-05

Wind turbine control

#670
20160123302
2016-05-05

Tilt damping of a floating wind turbine

#671
20160118786
2016-04-28

Methods for operating wind turbine system having dynamic brake

#672
20160115941
2016-04-28

System and method for adaptive rotor imbalance control

#673
20160108891
2016-04-21

Device for controlling torque output of wind turbine blades

#674
20160069322
2016-03-10

Rotor assembly for a wind turbine comprising a pair of cables

#675
20160061185
2016-03-03

HYDRAULIC SYSTEM

#676
20160053745
2016-02-25

System and method for controlling a wind turbine

#677
20160040650
2016-02-11

Apparatus and method for aerodynamic performance enhancement of a wind turbine

#678
20160032890
2016-02-04

Method for controlling a wind turbine during shutdown

#679
20160017865
2016-01-21

Wind turbine control system

#680
20160010625
2016-01-14

Blade pitching

#681
20160003222
2016-01-07

Wind turbine rotational system

#682
20160003221
2016-01-07

Method for controlling a wind turbine including reversing an energy flow through a generator

#683
20160003220
2016-01-07

Method and system for monitoring an individual blade adjustment of a wind turbine

#684
20150382462
2015-12-31

Electrical component carrier with variable thickness conductor tracks

#685
20150377216
2015-12-31

Methods and systems to operate a wind turbine system

#686
20150377213
2015-12-31

Methods and systems to operate a wind turbine system using a non-linear damping model

#687
20150369218
2015-12-24

Method for measuring a rotor-blade angle

#688
20150369213
2015-12-24

Control device for a yaw system of a wind power plant

#689
20150361964
2015-12-17

Control method and system for wind turbine

#690
20150361960
2015-12-17

Method and system for managing loads on a wind turbine

#691
20150361957
2015-12-17

Methods and systems to operate a wind turbine

#692
20150361956
2015-12-17

Wind turbine

#693
20150354535
2015-12-10

Methods of operating a wind turbine

#694
20150354534
2015-12-10

Method of starting a wind turbine

#695
20150354532
2015-12-10

Controlling motions of floating wind turbines

#696
20150345475
2015-12-03

Absorber for a wind turbine

#697
20150345470
2015-12-03

Wind turbine rotational system

#698
20150345467
2015-12-03

Method for monitoring the operation of a wind energy plant and wind energy plant

#699
20150337803
2015-11-26

Control method for a wind turbine

#700
20150337802
2015-11-26

SYSTEM AND METHOD FOR PITCH FAULT DETECTION

#701
20150337796
2015-11-26

Turbine for a flow power plant

#702
20150330362
2015-11-19

Method and device for controlling floating body wind turbine power generating apparatus, and floating body wind turbine power generating apparatus

#703
20150308407
2015-10-29

Predictive Blade Adjustment

#704
20150300322
2015-10-22

Reinforced pitch bearing of a wind turbine

#705
20150300319
2015-10-22

METHOD FOR OPERATING A WIND TURBINE

#706
20150292483
2015-10-15

System and method for thrust-speed control of a wind turbine

#707
20150285222
2015-10-08

Wind turbine control method using an estimation of the incident wind speed

#708
20150285221
2015-10-08

Method for calculating and correcting the angle of attack in a wind turbine farm

#709
20150276786
2015-10-01

Yaw and pitch angles

#710
20150275860
2015-10-01

FATIGUE IN WIND TURBINES

#711
20150275854
2015-10-01

Counterweighting a wind turbine hub

#712
20150267686
2015-09-24

Partial-load de-rating for wind turbine control

#713
20150267679
2015-09-24

Wind turbine blade and methods of operating it

#714
20150260160
2015-09-17

System and method for improving speed control of a pitch drive system of a wind turbine

#715
20150260157
2015-09-17

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

#716
20150252785
2015-09-10

ROTARY MECHANISM COMPRISING A MODIFIED ROBERTS' LINKAGE

#717
20150252782
2015-09-10

METHOD OF OPERATING A WIND TURBINE

#718
20150247486
2015-09-03

WIND TURBINE

#719
20150240787
2015-08-27

Blade deflection monitoring system

#720
20150240786
2015-08-27

Power generation architecture using environmental fluid flow

#721
20150233351
2015-08-20

Safety system for a wind turbine

#722
20150233350
2015-08-20

Method for setting a pitch reference point for a wind turbine blade on a rotor

#723
20150233349
2015-08-20

Wind turbine control system with boost based on upstream wind speed

#724
20150233343
2015-08-20

Rotor assembly for a wind turbine

#725
20150229257
2015-08-13

Double fed induction generator (DFIG) converter and method for improved grid fault ridethrough

#726
20150226184
2015-08-13

System and methodology for wind compression

#727
20150226183
2015-08-13

Method and arrangement for controlling a wind turbine

#728
20150226182
2015-08-13

System and methodology for wind compression

#729
20150219068
2015-08-06

Wind turbine having a plurality of airfoil rings and counter rotating generators

#730
20150211494
2015-07-30

ANGULAR POSITIONING SYSTEM FOR A WIND TURBINE

#731
20150211486
2015-07-30

Method for operating a wind turbine

#732
20150204306
2015-07-23

Rotatable aerodynamic surface features for wind turbine rotor blades

#733
20150204208
2015-07-23

Pitch angle measuring system and method for wind turbines

#734
20150198144
2015-07-16

Method of automatically calculating power curve limit for power curve monitoring of wind turbine

#735
20150184634
2015-07-02

System and method for protection of a wind turbine battery backup pitch control system

#736
20150183510
2015-07-02

Dual-pitch support for a propeller

#737
20150176570
2015-06-25

Detecting a pitch angle adjustment fault

#738
20150176568
2015-06-25

Wind turbine control method

#739
20150176567
2015-06-25

Wind turbine with blade pitch system

#740
20150176566
2015-06-25

System and method of controlling a wind turbine

#741
20150167646
2015-06-18

Tilting wind turbine

#742
20150167642
2015-06-18

Wind turbine blade lightning bypass system

#743
20150159624
2015-06-11

Wind turbine rotor blade with a cone angle and a method of manufacturing a wind turbine rotor blade with a cone angle

#744
20150155809
2015-06-04

Method of operating a wind turbine as well as a system suitable thereof

#745
20150152887
2015-06-04

Fail-safe actuation system

#746
20150152843
2015-06-04

Method for the operation of a pitch system of a wind turbine

#747
20150152842
2015-06-04

Wind energy system with a pitch adjustment system

#748
20150147176
2015-05-28

Rotary machine comprising a rotor placed in a fluid and equipped with orientable blades

#749
20150147173
2015-05-28

Methods and systems to shut down a wind turbine

#750
20150147172
2015-05-28

System and method for preventing rotor blade tower strike

#751
20150139809
2015-05-21

Roller bearing arrangement for mounting parts of a wind power plant and a wind power plant having a blade bearing designed in such a manner

#752
20150139797
2015-05-21

Wind turbine control

#753
20150139796
2015-05-21

Method for controlling the pitch angle of at least one wind turbine blade

#754
20150132129
2015-05-14

Compensation for asymmetric load moment experienced by wind turbine rotor

#755
20150132128
2015-05-14

Wind turbine with a load controller

#756
20150125295
2015-05-07

Wind turbine load mitigation

#757
20150124496
2015-05-07

Method for charging a DC link of a wind turbine power electronic converter

#758
20150123403
2015-05-07

Wind power turbine for generating electric energy

#759
20150118047
2015-04-30

WIND TURBINE AND METHOD FOR DETERMINING PARAMETERS OF WIND TURBINE

#760
20150110631
2015-04-23

Wind turbines

#761
20150110624
2015-04-23

Method of controlling a wind turbine, and a wind turbine

#762
20150110596
2015-04-23

System and method for stopping the operation of wind turbine

#763
20150098820
2015-04-09

Method and apparatus for reduction of fatigue and gust loads on wind turbine blades

#764
20150093246
2015-04-02

BLADE PITCH CONTROLLER FOR SMALL-SCALE WIND POWER GENERATION SYSTEM

#765
20150093242
2015-04-02

Adjusting a rotor blade pitch angle

#766
20150086369
2015-03-26

WIND TURBINE ROTOR

#767
20150086362
2015-03-26

Control system and method for mitigating rotor imbalance on a wind turbine

#768
20150086360
2015-03-26

Method for controlling a wind turbine during shutdown

#769
20150078895
2015-03-19

Method for controlling a profile of a blade on a wind turbine

#770
20150071778
2015-03-12

Methods and systems for reducing amplitude modulation in wind turbines

#771
20150064005
2015-03-05

Wind turbine blade provided with optical wind velocity measurement system

#772
20150063736
2015-03-05

Wind turbine bearings

#773
20150054280
2015-02-26

Method for selectively operating a wind turbine in accordance with an operating mode

#774
20150050145
2015-02-19

Method for controlling a rotational speed threshold of a wind turbine, and a corresponding wind turbine

#775
20150050144
2015-02-19

Method for improving large array wind park power performance through active wake manipulation reducing shadow effects

#776
20150044055
2015-02-12

Wind turbine having flow-aligned blades

#777
20150035282
2015-02-05

Power control system of an electrical generation unit

#778
20150035281
2015-02-05

Smart power management during voltage dip in wind turbines

#779
20150030450
2015-01-29

Control device for the pitch of blades, and propeller

#780
20150030449
2015-01-29

Method of operating a wind turbine

#781
20150030448
2015-01-29

Optimization of power production in a wind turbine at below rated power

#782
20150016998
2015-01-15

WIND TURBINE ROTOR

#783
20150013146
2015-01-15

Method for repairing a pitch system in a wind turbine

#784
20150010403
2015-01-08

Aerodynamic hub assembly for a wind turbine

#785
20150008883
2015-01-08

Method for charging an electric emergency energy storage device

#786
20150008671
2015-01-08

Back-up energy storage with in-rush current limiting for wind turbine pitch drive

#787
20150003986
2015-01-01

Pitch bearing assembly with stiffener

#788
20150003984
2015-01-01

Method for dampening oscillations in a wind turbine

#789
20150003982
2015-01-01

Vertical axis wind turbine with variable pitch mechanism

#790
20150003981
2015-01-01

Method for controlling loads in a wind turbine

#791
20140377064
2014-12-25

Control method for a wind turbine, and wind turbine

#792
20140375055
2014-12-25

Method for damping torsional vibrations in a power generation plant

#793
20140369836
2014-12-18

TURBINE WITH HYDRAULIC VARIABLE PITCH SYSTEM

#794
20140367967
2014-12-18

Wind turbine electric generator with torque limiting brake

#795
20140363289
2014-12-11

Assembly for fixing a rotor blade of a wind power plant

#796
20140356169
2014-12-04

Hub of a wind turbine

#797
20140356164
2014-12-04

Apparatus to detect aerodynamic conditions of blades of wind turbines

#798
20140356161
2014-12-04

Method to individually optimize respective pitch angles of a plurality of blades in a wind turbine

#799
20140341740
2014-11-20

Wind turbine rotor

#800
20140334927
2014-11-13

Shutdown controller for a wind turbine and a method of shutting down a wind turbine

#801
20140328681
2014-11-06

Pitch system for a wind turbine

#802
20140328679
2014-11-06

Hydraulic pitch system for a wind turbine

#803
20140328678
2014-11-06

Method of operating a wind turbine

#804
20140308131
2014-10-16

Wind turbine rotor

#805
20140308126
2014-10-16

Method of operating a wind turbine

#806
20140308125
2014-10-16

WIND TURBINE

#807
20140308122
2014-10-16

System and method for detecting ice on a wind turbine rotor blade

#808
20140306451
2014-10-16

Adaptive pitch control system for wind generators

#809
20140301847
2014-10-09

Pitch system for a wind turbine

#810
20140301842
2014-10-09

Methods for controlling wind turbine loading

#811
20140297052
2014-10-02

Method of operating a wind turbine

#812
20140294584
2014-10-02

Method of operating a wind turbine

#813
20140286776
2014-09-25

Blade Pitch System for a Wind Turbine Generator and Method of Operating the Same

#814
20140286775
2014-09-25

Pitch drive system

#815
20140284927
2014-09-25

Wind turbine generator, method of wind turbine generation, and program of the wind turbine generator

#816
20140271202
2014-09-18

Assembly for Pitch Control System

#817
20140271187
2014-09-18

Distributed control system

#818
20140271185
2014-09-18

Determining loads using various sensor locations

#819
20140271183
2014-09-18

Wind Turbine with Variable Pitch Blades

#820
20140271181
2014-09-18

System and method for reducing loads acting on a wind turbine in response to transient wind conditions

#821
20140255186
2014-09-11

System and method for re-indexing a pitch bearing of a wind turbine

#822
20140255185
2014-09-11

Methods and systems for alleviating loads in off-shore wind turbines

#823
20140246856
2014-09-04

Methods and systems for operating a wind turbine coupled to a power grid

#824
20140241879
2014-08-28

Method and apparatus for braking a wind turbine in case of emergency

#825
20140241878
2014-08-28

System and method for controlling a wind turbine based on identified surface conditions of the rotor blades

#826
20140234107
2014-08-21

Horizontal-axis wind turbine using airfoil blades with uniform width and thickness

#827
20140232113
2014-08-21

Method for reducing vibrations of a wind turbine and control system for reducing vibrations

#828
20140219797
2014-08-07

Partial pitch wind turbine with floating foundation

#829
20140219796
2014-08-07

Wind turbine control system having a thrust sensor

#830
20140217731
2014-08-07

Wind turbine generator, method, and program thereof

#831
20140205456
2014-07-24

Wind turbine auxiliary drive system

#832
20140205452
2014-07-24

WIND TURBINE BLADE

#833
20140203560
2014-07-24

WIND TURBINE AND METHOD FOR ADJUSTING ROTOR BLADE PITCH ANGLE IN WIND TURBINE

#834
20140199156
2014-07-17

Method of operating a wind turbine

#835
20140186177
2014-07-03

Method for operating a wind power plant

#836
20140186153
2014-07-03

Sealing system and method of maintaining a clean environment in a wind turbine by absorbing lubricant used in the pitch or yaw bearings

#837
20140178197
2014-06-26

Control method for a wind turbine

#838
20140178195
2014-06-26

Method and system for shutting down a wind turbine

#839
20140175795
2014-06-26

Control system, method and program, and floating wind turbine generator provided therewith

#840
20140169965
2014-06-19

WIND TURBINE AND THE OPERATION METHOD OF THE SAME

#841
20140169964
2014-06-19

Control system and method for mitigating loads during yaw error on a wind turbine

#842
20140167419
2014-06-19

Systems, devices and methods for improving efficiency of wind power generation systems

#843
20140161614
2014-06-12

Rotational support of a wind turbine blade

#844
20140161613
2014-06-12

Pitch regulation apparatus for a wind turbine blade

#845
20140161610
2014-06-12

METHOD AND DEVICE FOR REDUCING A PITCHING MOMENT WHICH LOADS A ROTOR OF A WIND POWER PLANT

#846
20140154075
2014-06-05

POWER PRODUCTION OF WIND TURBINES

#847
20140140844
2014-05-22

Method of controlling a wind turbine and related system

#848
20140127018
2014-05-08

Wind turbine rotor and method of assembly thereof

#849
20140127015
2014-05-08

Automatic adjustment device for adjusting inclination of blades of wind turbines

#850
20140127014
2014-05-08

Safety chain and method for operating a wind turbine

#851
20140117668
2014-05-01

System and method for operating wind farm

#852
20140112789
2014-04-24

Rolling bearing, notably for ship's propeller or for wind turbine

#853
20140110940
2014-04-24

Systems and methods for use in operating power generation systems

#854
20140100800
2014-04-10

Method of monitoring a wind turbine

#855
20140097619
2014-04-10

Wind turbine control method

#856
20140097618
2014-04-10

Method of operating a variable speed wind turbine

#857
20140086747
2014-03-27

Asymmetric load control for torsion fatigue reduction in a wind turbine tower

#858
20140070538
2014-03-13

METHOD AND APPARATUS FOR PROTECTING WIND TURBINES FROM EXTREME EVENTS

#859
20140064961
2014-03-06

Method for backing up and recovering blade zero point of pitch drive system for wind turbine and pitch drive system for wind turbine

#860
20140056709
2014-02-27

Rotating system for a wind turbine

#861
20140054892
2014-02-27

Wind turbine pitch control system

#862
20140044547
2014-02-13

Rotatable blade apparatus with individually adjustable blades

#863
20140037448
2014-02-06

Control system and method for mitigating rotor imbalance on a wind turbine

#864
20140030090
2014-01-30

SYSTEMS AND METHODS FOR CONTROLLING TOWER CLEARANCE IN A WIND TURBINE

#865
20140028025
2014-01-30

Device and method for determining a blade position and for ending a safety run

#866
20140026969
2014-01-30

Fail-safe actuation system

#867
20140017082
2014-01-16

Blade pitch system with a dual winding actuator

#868
20140017081
2014-01-16

METHOD OF CONTROLLING PITCH SYSTEMS OF A WIND TURBINE

#869
20140017079
2014-01-16

Method and system to actively pitch to reduce extreme loads on wind turbine

#870
20140003944
2014-01-02

Pitch system for a wind turbine rotor

#871
20140003936
2014-01-02

Systems and methods to reduce tower oscillations in a wind turbine

#872
20130330191
2013-12-12

Blade pitch angle adjusting apparatus for a wind turbine

#873
20130330188
2013-12-12

Horizontal axis wind turbine with ball-and-socket hub

#874
20130323059
2013-12-05

Wind turbine generator

#875
20130323055
2013-12-05

Adjustment device for adjusting an angle of incidence of a rotor blade of a wind power plant

#876
20130323051
2013-12-05

WIND TURBINE GENERATOR AND VALVE FUNCTION CHECKING METHOD FOR WIND TURBINE GENERATOR

#877
20130309069
2013-11-21

Pitch bearing with a gear segment in a wind turbine

#878
20130302161
2013-11-14

CONTROLLER OF WIND TURBINE AND WIND TURBINE

#879
20130287568
2013-10-31

Supervision of controller instability in a wind turbine

#880
20130280078
2013-10-24

Wind Turbine Blade Pitch Redundant Safety Arrangement

#881
20130280067
2013-10-24

Method of controlling a wind turbine

#882
20130280066
2013-10-24

Methods and systems for operating a wind turbine in noise reduced operation modes

#883
20130277973
2013-10-24

Methods for controlling a wind turbine connected to the utility grid, wind turbine and wind park

#884
20130271056
2013-10-17

Pitch motor drive circuit which can operate in emergency mode

#885
20130270829
2013-10-17

POWER GENERATOR AND POWER GENERATING SYSTEM

#886
20130269188
2013-10-17

Installation/dismounting of a hub to/from a nacelle of a wind turbine by using a blade pitch angle adjustment device of the hub for orientating the hub

#887
20130261819
2013-10-03

Method for controlling a wind turbine by optimizing its production while minimizing the mechanical impact on the transmission

#888
20130259682
2013-10-03

METHOD OF ROTOR-STALL PREVENTION IN WIND TURBINES

#889
20130249501
2013-09-26

Double fed induction generator (DFIG) converter and method for improved grid fault ridethrough

#890
20130243599
2013-09-19

Wind turbine rotor

#891
20130243590
2013-09-19

SYSTEMS AND METHODS FOR DETERMINING THRUST ON A WIND TURBINE

#892
20130236307
2013-09-12

ROTOR BLADE PITCHING ARRANGEMENT

#893
20130234437
2013-09-12

Method to control the operation of a wind turbine

#894
20130230400
2013-09-05

Method and system for operating a wind turbine during a fault

#895
20130216380
2013-08-22

Mechanism for synchronously varying pitch of a multi-blade rotor

#896
20130216378
2013-08-22

Passive Governor for Windpower Applications

#897
20130209254
2013-08-15

Method and device for preventing a lateral oscillation of a wind power installation

#898
20130207394
2013-08-15

Generator torque control methods

#899
20130202232
2013-08-08

Hybrid wind turbine blade bearing

#900
20130195656
2013-08-01

Wind turbine