ClassID:

144871

F05B2270/1011 - CPC Classification

Classification description:

Control; Purpose of the control system to control rotational speed (n) to prevent overspeed

Recent Application in this class:
#1
20250389250
2025-12-25

Wind Turbine

#2
20250035083
2025-01-30

WIND TURBINE WITH BLADES INCLUDING OPENINGS FOR CONTROLLING ROTATIONAL SPEED

#3
20230392574
2023-12-07

UNDERWATER POWER PLANT COMPRISING ASYMMETRIC FOILS

#4
20230220830
2023-07-13

Device and method of controlling blade instabilities of a wind turbine to avoid blade fluttering

#5
20230175485
2023-06-08

Wind turbine control arrangement

#6
20220235737
2022-07-28

Method for controlling a wind power installation

#7
20220049681
2022-02-17

Reaction to an overspeed event

#8
20210270276
2021-09-02

Protection method and system for use in fan malfunction

#9
20210062782
2021-03-04

Power generation device

#10
20200412203
2020-12-31

Wind turbine having releasable vanes

#11
20200325875
2020-10-15

System and method for mitigating damage in a rotor blade of a wind turbine

#12
20200132045
2020-04-30

System and method for application of a brake for a wind turbine

#13
20200067437
2020-02-27

Dynamic brake circuit assembly for a wind turbine

#14
20190368467
2019-12-05

Method for controlling air deflectors and pitch angles of wind turbine blades

#15
20190277156
2019-09-12

Device for limiting overspeeding of a turbine shaft of a turbomachine, and associated control method

#16
20190264653
2019-08-29

Methods of operating a wind turbine

#17
20190257212
2019-08-22

Steam turbine overspeed protection system, and steam turbine

#18
20190245465
2019-08-08

Power systems

#19
20190162165
2019-05-30

Method and device for operating a wind turbine

#20
20190136826
2019-05-09

Speed limiting turbine for a conduit

#21
20190003382
2019-01-03

Geared turbofan engine with low pressure environmental control system for aircraft

#22
20180363628
2018-12-20

Variable rated speed control in partial load operation of a wind turbine

#23
20180252203
2018-09-06

Floating wind energy harvesting apparatus with braking arrangement, and a method of controlling a rotational speed of the apparatus

#24
20180171970
2018-06-21

Wind turbine having releasable vanes

#25
20180119671
2018-05-03

System and method for improved overspeed monitoring of a wind turbine operating at reduced rotor speeds

#26
20180045178
2018-02-15

Air Capture Turbine

#27
20170321654
2017-11-09

System and method for controlling the operation of a wind turbine

#28
20170167470
2017-06-15

Methods and systems for controlling a wind turbine

#29
20170114774
2017-04-27

Blade pitch control apparatus for small size wind power generator

#30
20160341066
2016-11-24

Gas turbine engine uncontrolled high thrust accommodation system and method

#31
20150377216
2015-12-31

Methods and systems to operate a wind turbine system

#32
20150354535
2015-12-10

Methods of operating a wind turbine

#33
20150260152
2015-09-17

Floating tower frame for ocean current turbine system

#34
20150159504
2015-06-11

System and method for preventing an emergency over-speed condition in a rotating machine

#35
20150098795
2015-04-09

Vertical-axis wind turbine with protective screen

#36
20140191506
2014-07-10

Method and apparatus for operating a wind turbine with a variable speed limit that may be above or below a predetermined speed limit depending on whether there is an estimated detrimental overspeed state

#37
20140103657
2014-04-17

Turbine having optimized efficiency

#38
20130259686
2013-10-03

SYSTEM AND METHOD FOR CONTROLLING A WIND TURBINE

#39
20130181450
2013-07-18

Method for operating a wind turbine

#40
20130156581
2013-06-20

APPARATUS FOR GENERATING ELECTRIC POWER FROM WIND ENERGY

#41
20130119660
2013-05-16

Wind-power generation system and control method for the same

#42
20130011258
2013-01-10

Wind turbine with gale protection

#43
20120195761
2012-08-02

WIND GENERATOR OF VERTICAL AXLE WITH INHIBITION OVERSPEED FLAPS

#44
20120193918
2012-08-02

Wind turbine control methods and systems

#45
20120134830
2012-05-31

Safety System for Wind Turbines and Related Wind Turbine

#46
20120134807
2012-05-31

Method for preventing rotor overspeed of a wind turbine

#47
20120014793
2012-01-19

Wind turbine with variable blade pitch for wind power electrical generator

#48
20110318161
2011-12-29

APPARATUS, SYSTEM AND METHOD FOR A WIND TURBINE

#49
20110255969
2011-10-20

Wind turbine with control system

#50
20110221194
2011-09-15

Rotational speed control of a wind turbine based on rotor acceleration

#51
20110221193
2011-09-15

WIND TURBINE AND POWER SUPPLY SYSTEM

#52
20110153097
2011-06-23

System for triggering an emergency system of a wind turbine

#53
20110142634
2011-06-16

OVERSPEED PROTECTION SYSTEM AND METHOD

#54
20110142620
2011-06-16

Apparatus and method for operation of a wind turbine

#55
20110135470
2011-06-09

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

#56
20110049890
2011-03-03

Method of reducing torsional oscillations in the power train of a wind turbine

#57
20110040413
2011-02-17

Method of controlling the pitch velocity of a wind turbine blade and control system therefore

#58
20100314875
2010-12-16

SYSTEM AND METHOD FOR CONTROLLING A WIND TURBINE

#59
20100241280
2010-09-23

Wind turbine control

#60
20100172759
2010-07-08

Retractable wind turbines

#61
20100133830
2010-06-03

Systems and methods for assembling a pitch assembly for use in a wind turbine

#62
20100102558
2010-04-29

Wind energy converter comprising a superposition gear

#63
20100096855
2010-04-22

Wind power plant

#64
20100061852
2010-03-11

Wind turbine blade pitch control system

#65
20100060002
2010-03-11

WIND TURBINE DIRECT CURRENT CONTROL SYSTEM AND METHODS

#66
20100045041
2010-02-25

Method of operating a wind turbine with pitch control, a wind turbine and a cluster of wind turbines

#67
20100014970
2010-01-21

Wind turbine blade with lift-regulating means in form of slots or holes

#68
20100001526
2010-01-07

Wind turbine generator system including controller that performs cut-out control

#69
20090295161
2009-12-03

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

#70
20090246021
2009-10-01

Pulsed torque control of wind turbine pitch systems

#71
20090243295
2009-10-01

System and method for reducing rotor loads in a wind turbine upon detection of blade-pitch failure and loss of counter-torque

#72
20090218818
2009-09-03

Wind turbine plant high wind derating control

#73
20090212566
2009-08-27

Method for operating a wind energy plant and wind energy plant

#74
20090206607
2009-08-20

Power generator and motor device

#75
20090206605
2009-08-20

Method for the operation of a wind energy plant

#76
20090187283
2009-07-23

Fail-safe system for controlling wind turbines

#77
20090174186
2009-07-09

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

#78
20090146424
2009-06-11

System and method for controlling a wind power plant

#79
20090081041
2009-03-26

Method for controlling a wind energy plant

#80
20090004005
2009-01-01

Method of controlling the pitch velocity of a wind turbine blade and control system therefore

#81
20090001724
2009-01-01

METHOD AND APPARATUS FOR CONTROLLING VERTICAL AXIS WIND POWER GENERATION SYSTEM

#82
20080075595
2008-03-27

Cross Flow Twist Turbine

#83
20080069692
2008-03-20

Wind turbine and operating method thereof

#84
20070268002
2007-11-22

Speed sensing circuit for a wind turbine generator

#85
20070216163
2007-09-20

Over speed control circuit for a wind turbine generator which maximizes the power exported from the generator over time

#86
20070164567
2007-07-19

Wind turbine dump load system and method

#87
20070024059
2007-02-01

System and method for power control in wind turbines

#88
20050201862
2005-09-15

Passive speed and power regulation of a wind turbine