NO171575C - Framgangsmaate og anordning for aa forbedre virkningsgradentil en vindturbin-generator - Google Patents

Framgangsmaate og anordning for aa forbedre virkningsgradentil en vindturbin-generator

Info

Publication number
NO171575C
NO171575C NO864565A NO864565A NO171575C NO 171575 C NO171575 C NO 171575C NO 864565 A NO864565 A NO 864565A NO 864565 A NO864565 A NO 864565A NO 171575 C NO171575 C NO 171575C
Authority
NO
Norway
Prior art keywords
graduate
improving
procedure
effective
turbin generator
Prior art date
Application number
NO864565A
Other languages
English (en)
Norwegian (no)
Other versions
NO171575B (no
NO864565D0 (no
NO864565L (no
Inventor
Eugene D Divalentin
Henry Stephen Healy
Original Assignee
United Technologies Corp
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by United Technologies Corp filed Critical United Technologies Corp
Publication of NO864565D0 publication Critical patent/NO864565D0/no
Publication of NO864565L publication Critical patent/NO864565L/no
Publication of NO171575B publication Critical patent/NO171575B/no
Publication of NO171575C publication Critical patent/NO171575C/no

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F03—MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
    • F03D—WIND MOTORS
    • F03D7/00—Controlling wind motors 
    • F03D7/02—Controlling wind motors  the wind motors having rotation axis substantially parallel to the air flow entering the rotor
    • F03D7/022—Adjusting aerodynamic properties of the blades
    • F03D7/0224—Adjusting blade pitch
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F03—MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
    • F03D—WIND MOTORS
    • F03D7/00—Controlling wind motors 
    • F03D7/02—Controlling wind motors  the wind motors having rotation axis substantially parallel to the air flow entering the rotor
    • F03D7/0272—Controlling wind motors  the wind motors having rotation axis substantially parallel to the air flow entering the rotor by measures acting on the electrical generator
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02P—CONTROL OR REGULATION OF ELECTRIC MOTORS, ELECTRIC GENERATORS OR DYNAMO-ELECTRIC CONVERTERS; CONTROLLING TRANSFORMERS, REACTORS OR CHOKE COILS
    • H02P9/00—Arrangements for controlling electric generators for the purpose of obtaining a desired output
    • H02P9/42—Arrangements for controlling electric generators for the purpose of obtaining a desired output to obtain desired frequency without varying speed of the generator
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
    • F05B—INDEXING SCHEME RELATING TO WIND, SPRING, WEIGHT, INERTIA OR LIKE MOTORS, TO MACHINES OR ENGINES FOR LIQUIDS COVERED BY SUBCLASSES F03B, F03D AND F03G
    • F05B2220/00—Application
    • F05B2220/70—Application in combination with
    • F05B2220/706—Application in combination with an electrical generator
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
    • F05B—INDEXING SCHEME RELATING TO WIND, SPRING, WEIGHT, INERTIA OR LIKE MOTORS, TO MACHINES OR ENGINES FOR LIQUIDS COVERED BY SUBCLASSES F03B, F03D AND F03G
    • F05B2270/00—Control
    • F05B2270/10—Purpose of the control system
    • F05B2270/1016—Purpose of the control system in variable speed operation
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
    • F05B—INDEXING SCHEME RELATING TO WIND, SPRING, WEIGHT, INERTIA OR LIKE MOTORS, TO MACHINES OR ENGINES FOR LIQUIDS COVERED BY SUBCLASSES F03B, F03D AND F03G
    • F05B2270/00—Control
    • F05B2270/10—Purpose of the control system
    • F05B2270/103—Purpose of the control system to affect the output of the engine
    • F05B2270/1032—Torque
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
    • F05B—INDEXING SCHEME RELATING TO WIND, SPRING, WEIGHT, INERTIA OR LIKE MOTORS, TO MACHINES OR ENGINES FOR LIQUIDS COVERED BY SUBCLASSES F03B, F03D AND F03G
    • F05B2270/00—Control
    • F05B2270/10—Purpose of the control system
    • F05B2270/20—Purpose of the control system to optimise the performance of a machine
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
    • F05B—INDEXING SCHEME RELATING TO WIND, SPRING, WEIGHT, INERTIA OR LIKE MOTORS, TO MACHINES OR ENGINES FOR LIQUIDS COVERED BY SUBCLASSES F03B, F03D AND F03G
    • F05B2270/00—Control
    • F05B2270/30—Control parameters, e.g. input parameters
    • F05B2270/327—Rotor or generator speeds
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02P—CONTROL OR REGULATION OF ELECTRIC MOTORS, ELECTRIC GENERATORS OR DYNAMO-ELECTRIC CONVERTERS; CONTROLLING TRANSFORMERS, REACTORS OR CHOKE COILS
    • H02P2101/00—Special adaptation of control arrangements for generators
    • H02P2101/15—Special adaptation of control arrangements for generators for wind-driven turbines
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E10/00—Energy generation through renewable energy sources
    • Y02E10/70—Wind energy
    • Y02E10/72—Wind turbines with rotation axis in wind direction

Landscapes

  • Engineering & Computer Science (AREA)
  • Combustion & Propulsion (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Sustainable Development (AREA)
  • Sustainable Energy (AREA)
  • Chemical & Material Sciences (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Wind Motors (AREA)
  • Control Of Eletrric Generators (AREA)
NO864565A 1985-11-18 1986-11-17 Framgangsmaate og anordning for aa forbedre virkningsgradentil en vindturbin-generator NO171575C (no)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/799,046 US4703189A (en) 1985-11-18 1985-11-18 Torque control for a variable speed wind turbine

Publications (4)

Publication Number Publication Date
NO864565D0 NO864565D0 (no) 1986-11-17
NO864565L NO864565L (no) 1987-05-19
NO171575B NO171575B (no) 1992-12-21
NO171575C true NO171575C (no) 1993-03-31

Family

ID=25174909

Family Applications (1)

Application Number Title Priority Date Filing Date
NO864565A NO171575C (no) 1985-11-18 1986-11-17 Framgangsmaate og anordning for aa forbedre virkningsgradentil en vindturbin-generator

Country Status (14)

Country Link
US (1) US4703189A (ko)
EP (1) EP0223729B1 (ko)
JP (1) JPH0762470B2 (ko)
KR (1) KR940002927B1 (ko)
AU (1) AU599283B2 (ko)
BR (1) BR8605671A (ko)
CA (1) CA1256159A (ko)
DE (1) DE3675634D1 (ko)
ES (1) ES2019070B3 (ko)
FI (1) FI89974C (ko)
IL (1) IL80632A (ko)
IN (1) IN164700B (ko)
NO (1) NO171575C (ko)
ZA (1) ZA868745B (ko)

Families Citing this family (97)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4700081A (en) * 1986-04-28 1987-10-13 United Technologies Corporation Speed avoidance logic for a variable speed wind turbine
JPH0274198A (ja) * 1988-09-09 1990-03-14 Akaho Yoshio 自燃エネルギー利用発電装置
US5083039B1 (en) * 1991-02-01 1999-11-16 Zond Energy Systems Inc Variable speed wind turbine
US5172310A (en) * 1991-07-10 1992-12-15 U.S. Windpower, Inc. Low impedance bus for power electronics
US5579217A (en) * 1991-07-10 1996-11-26 Kenetech Windpower, Inc. Laminated bus assembly and coupling apparatus for a high power electrical switching converter
US5155375A (en) * 1991-09-19 1992-10-13 U.S. Windpower, Inc. Speed control system for a variable speed wind turbine
US5796240A (en) * 1995-02-22 1998-08-18 Seiko Instruments Inc. Power unit and electronic apparatus equipped with power unit
US6177735B1 (en) 1996-10-30 2001-01-23 Jamie C. Chapman Integrated rotor-generator
US5907192A (en) * 1997-06-09 1999-05-25 General Electric Company Method and system for wind turbine braking
US6420795B1 (en) * 1998-08-08 2002-07-16 Zond Energy Systems, Inc. Variable speed wind turbine generator
US6600240B2 (en) * 1997-08-08 2003-07-29 General Electric Company Variable speed wind turbine generator
US6137187A (en) * 1997-08-08 2000-10-24 Zond Energy Systems, Inc. Variable speed wind turbine generator
US9506405B2 (en) 1998-04-03 2016-11-29 Rockwell Collins Control Technologies, Inc. Apparatus and method for controlling power generation system
US6171055B1 (en) * 1998-04-03 2001-01-09 Aurora Flight Sciences Corporation Single lever power controller for manned and unmanned aircraft
DE19844258A1 (de) * 1998-09-26 2000-03-30 Dewind Technik Gmbh Windenergieanlage
US6945752B1 (en) 1998-11-26 2005-09-20 Aloys Wobben Azimuthal driving system for wind turbines
SE514934C2 (sv) * 1999-09-06 2001-05-21 Abb Ab Anläggning för generering av elektrisk effekt med hjälp av vindkraftspark samt förfarande för drift av en sådan anlägning.
DE10011393A1 (de) * 2000-03-09 2001-09-13 Tacke Windenergie Gmbh Regelungssystem für eine Windkraftanlage
DE10016912C1 (de) * 2000-04-05 2001-12-13 Aerodyn Eng Gmbh Turmeigenfrequenzabhängige Betriebsführung von Offshore-Windenergieanlagen
DE10022974C2 (de) 2000-05-11 2003-10-23 Aloys Wobben Verfahren zum Betreiben einer Windenergieanlage sowie Windenergieanlage
JP4141689B2 (ja) * 2000-05-12 2008-08-27 アロイス・ヴォベン 風力装置の方位角駆動装置
WO2001091279A1 (en) * 2000-05-23 2001-11-29 Vestas Wind Systems A/S Variable speed wind turbine having a matrix converter
DE10113038C2 (de) 2001-03-17 2003-04-10 Aloys Wobben Turmschwingungsüberwachung
ES2189664B1 (es) * 2001-09-13 2004-10-16 Made Tecnologias Renovables, S.A. Sistema de aprovechamiento de la energia almacenada en la inercia mecanica del rotor de una turbina eolica.
WO2003036083A1 (fr) * 2001-10-25 2003-05-01 Nsk Ltd. Generateur d'energie eolienne
US6748744B2 (en) 2001-11-21 2004-06-15 Pratt & Whitney Canada Corp. Method and apparatus for the engine control of output shaft speed
US7015595B2 (en) * 2002-02-11 2006-03-21 Vestas Wind Systems A/S Variable speed wind turbine having a passive grid side rectifier with scalar power control and dependent pitch control
US20040021437A1 (en) * 2002-07-31 2004-02-05 Maslov Boris A. Adaptive electric motors and generators providing improved performance and efficiency
US20050127856A1 (en) * 2002-07-31 2005-06-16 Wavecrest Laboratories Low-voltage electric motors
US20050045392A1 (en) * 2002-07-31 2005-03-03 Maslov Boris A. In-wheel electric motors
US20050046375A1 (en) * 2002-07-31 2005-03-03 Maslov Boris A. Software-based adaptive control system for electric motors and generators
US20040263099A1 (en) * 2002-07-31 2004-12-30 Maslov Boris A Electric propulsion system
JP4168252B2 (ja) * 2002-12-27 2008-10-22 株式会社安川電機 発電システムおよびその制御方法
KR20070026362A (ko) * 2004-02-27 2007-03-08 미츠비시 쥬고교 가부시키가이샤 풍력 발전 장치 및 그 액티브 제진 방법 그리고 풍차 타워
ES2216731B1 (es) * 2004-06-04 2006-02-16 Esdras Automatica, S.L. Control de potencia de las turbinas eolicas mediante variaciones de coeficiente y dimension de las bandas de barrido.
FI118027B (fi) * 2004-08-11 2007-05-31 Abb Oy Menetelmä tuulivoimalan yhteydessä
DE102004054608B4 (de) * 2004-09-21 2006-06-29 Repower Systems Ag Verfahren zur Regelung einer Windenergieanlage und Windenergieanlage mit einem Rotor
US7679215B2 (en) * 2004-12-17 2010-03-16 General Electric Company Wind farm power ramp rate control system and method
US7476985B2 (en) * 2005-07-22 2009-01-13 Gamesa Innovation & Technology, S.L. Method of operating a wind turbine
US7233079B1 (en) * 2005-10-18 2007-06-19 Willard Cooper Renewable energy electric power generating system
US7488155B2 (en) * 2005-11-18 2009-02-10 General Electric Company Method and apparatus for wind turbine braking
DE102005059888C5 (de) * 2005-12-15 2016-03-10 Nordex Energy Gmbh Verfahren zur Momenten- und Pitchsteuerung für eine Windenergieanlage abhängig von der Drehzahl
JP4738206B2 (ja) * 2006-02-28 2011-08-03 三菱重工業株式会社 風力発電システム、及びその制御方法
US7352075B2 (en) * 2006-03-06 2008-04-01 General Electric Company Methods and apparatus for controlling rotational speed of a rotor
US7218012B1 (en) * 2006-05-31 2007-05-15 General Electric Company Emergency pitch drive power supply
DE102006029640B4 (de) * 2006-06-28 2010-01-14 Nordex Energy Gmbh Windenergieanlage mit einem Maschinenhaus
US7602075B2 (en) * 2006-07-06 2009-10-13 Acciona Windpower, S.A. Systems, methods and apparatuses for a wind turbine controller
DE102006040970B4 (de) * 2006-08-19 2009-01-22 Nordex Energy Gmbh Verfahren zum Betrieb einer Windenergieanlage
DE102006054768A1 (de) * 2006-11-16 2008-05-21 Nordex Energy Gmbh Verfahren zum Betrieb einer Windenergieanlage im leistungslimitierten Betrieb
ES2354135T3 (es) * 2007-04-30 2011-03-10 Vestas Wind Systems A/S Método para hacer funcionar una turbina eólica con control de paso.
GB2449119B (en) * 2007-05-11 2012-02-29 Converteam Technology Ltd Power converters
US8513911B2 (en) 2007-05-11 2013-08-20 Converteam Technology Ltd. Power converters
US7948100B2 (en) * 2007-12-19 2011-05-24 General Electric Company Braking and positioning system for a wind turbine rotor
US20100308586A1 (en) * 2008-02-29 2010-12-09 Efficient Drivetrains, Inc Wind Turbine Systems Using Continuously Variable Transmissions and Controls
US8093737B2 (en) * 2008-05-29 2012-01-10 General Electric Company Method for increasing energy capture in a wind turbine
US8793027B2 (en) * 2008-06-30 2014-07-29 Vestas Wind Systems A/S Power curtailment of wind turbines
US7679208B1 (en) * 2008-09-18 2010-03-16 Samsung Heavy Ind. Co., Ltd. Apparatus and system for pitch angle control of wind turbine
US20100092289A1 (en) * 2008-10-10 2010-04-15 General Electric Wind Energy Gmbh Systems and methods involving wind turbine bearing detection and operation
AU2008363040B2 (en) * 2008-10-16 2012-12-20 Mitsubishi Heavy Industries, Ltd. Wind power generation system, and its control method
US20100133852A1 (en) * 2008-11-21 2010-06-03 Preus Robert W Vertical axis wind turbine with variable area
GB0907132D0 (en) 2009-04-24 2009-06-03 Statoilhydro Asa Wave energy extraction
US20100314875A1 (en) * 2009-05-15 2010-12-16 Christopher Bernard Grant System and method for controlling a wind turbine
US7763989B2 (en) * 2009-07-07 2010-07-27 General Electric Company Method and apparatus for controlling the tip speed of a blade of a wind turbine
US20110044811A1 (en) * 2009-08-20 2011-02-24 Bertolotti Fabio P Wind turbine as wind-direction sensor
US8562300B2 (en) * 2009-09-14 2013-10-22 Hamilton Sundstrand Corporation Wind turbine with high solidity rotor
ES2358140B1 (es) 2009-10-23 2012-04-12 Gamesa Innovation & Technology S.L Métodos de control de aerogeneradores para mejorar la producción de energ�?a.
US8022565B2 (en) * 2009-11-13 2011-09-20 General Electric Company Method and apparatus for controlling a wind turbine
ES2392226B1 (es) * 2009-12-16 2013-10-10 Gamesa Innovation & Technology, S.L. Métodos de control de aerogeneradores para mejorar la producción de energía recuperando pérdidas de energía.
US8664787B2 (en) * 2010-04-05 2014-03-04 Northern Power Systems, Inc. Speed setting system and method for a stall-controlled wind turbine
US8013461B2 (en) * 2010-06-22 2011-09-06 General Electric Company Power conversion system and method for a rotary power generation system
US8115330B2 (en) * 2010-06-29 2012-02-14 General Electric Company Wind turbine and method for operating a wind turbine
CN102803716B (zh) 2011-02-23 2015-06-24 三菱重工业株式会社 风力发电装置的控制装置、风力发电装置及风力发电装置的控制方法
CN102102631B (zh) * 2011-03-22 2012-08-22 国电联合动力技术有限公司 一种带有齿箱调速前端的风力发电机组运行控制方法
WO2012150502A1 (en) 2011-05-04 2012-11-08 Condor Wind Energy Limited Helicopter landing deck
US9719491B2 (en) 2011-05-06 2017-08-01 Condor Wind Energy Limited Systems for minimizing yaw torque needed to control power output in two-bladed, teetering hinge wind turbines that control power output by yawing
DK2715121T3 (en) 2011-05-10 2017-04-24 Condor Wind Energy Ltd Elastomer rocker hinge (swing hinge)
US9879653B2 (en) 2011-05-11 2018-01-30 Condor Wind Energy Limited Power management system
US8858174B2 (en) 2011-05-12 2014-10-14 General Electric Company Wind turbine torque-speed control
DE102011101368A1 (de) 2011-05-12 2012-11-15 Voith Patent Gmbh Strömungskraftwerk und Verfahren für dessen Betrieb
DE102011101897A1 (de) * 2011-05-18 2012-11-22 Nordex Energy Gmbh Verfahren zum Betreiben einer Windenergieanlage
EP2715123B1 (en) 2011-05-27 2019-01-09 Seawind Ocean Technology Holding BV Wind turbine control system having a thrust sensor
JP5323133B2 (ja) * 2011-06-03 2013-10-23 株式会社東芝 風力発電システムの制御方法
US8862279B2 (en) * 2011-09-28 2014-10-14 Causam Energy, Inc. Systems and methods for optimizing microgrid power generation and management with predictive modeling
JP2013087703A (ja) * 2011-10-19 2013-05-13 Mitsubishi Heavy Ind Ltd 風力発電装置及びその方法並びにプログラム
US9018787B2 (en) 2012-04-24 2015-04-28 General Electric Company System and method of wind turbine control using a torque setpoint
US10094288B2 (en) 2012-07-24 2018-10-09 Icr Turbine Engine Corporation Ceramic-to-metal turbine volute attachment for a gas turbine engine
WO2014048583A1 (en) * 2012-09-28 2014-04-03 Siemens Aktiengesellschaft Method and arrangement for controlling a wind turbine
WO2014053136A1 (en) * 2012-10-02 2014-04-10 Vestas Wind Systems A/S Wind turbine control
US9341159B2 (en) 2013-04-05 2016-05-17 General Electric Company Methods for controlling wind turbine loading
US8803352B1 (en) * 2013-05-14 2014-08-12 General Electric Compay Wind turbines and methods for controlling wind turbine loading
DK2878809T3 (en) * 2013-11-29 2017-09-25 Alstom Renovables Espana Sl Methods of operating a wind turbine, wind turbines and wind farms
US9735581B2 (en) * 2014-03-14 2017-08-15 Abb Schweiz Ag Method and apparatus for obtaining electricity from offshore wind turbines
US9859806B2 (en) 2014-03-14 2018-01-02 Abb Research Ltd. Method and apparatus for obtaining electricity from offshore wind turbines
US10473088B2 (en) * 2015-03-13 2019-11-12 General Electric Company System and method for variable tip-speed-ratio control of a wind turbine
CN106130076B (zh) * 2016-08-17 2020-05-22 青岛大学 一种用于自封闭型电磁耦合调速风电机组的低电压穿越控制方法
US10634121B2 (en) 2017-06-15 2020-04-28 General Electric Company Variable rated speed control in partial load operation of a wind turbine
DE102018132413A1 (de) 2018-12-17 2020-06-18 Wobben Properties Gmbh Verfahren zum Erfassen unterschiedlicher Schwingungen einer Windenergieanlage

Family Cites Families (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4161658A (en) * 1978-06-15 1979-07-17 United Technologies Corporation Wind turbine generator having integrator tracking
US4189648A (en) * 1978-06-15 1980-02-19 United Technologies Corporation Wind turbine generator acceleration control
US4160170A (en) * 1978-06-15 1979-07-03 United Technologies Corporation Wind turbine generator pitch control system
US4193005A (en) * 1978-08-17 1980-03-11 United Technologies Corporation Multi-mode control system for wind turbines
US4503673A (en) * 1979-05-25 1985-03-12 Charles Schachle Wind power generating system
JPS56107796A (en) * 1980-01-25 1981-08-26 Mitsubishi Electric Corp Controlling device for windmill generation
JPS56150999A (en) * 1980-04-24 1981-11-21 Toshiba Corp Wind-power generating set
US4400659A (en) * 1980-05-30 1983-08-23 Benjamin Barron Methods and apparatus for maximizing and stabilizing electric power derived from wind driven source
US4330743A (en) * 1980-07-17 1982-05-18 Sundstrand Corporation Electrical aircraft engine start and generating system
US4331881A (en) * 1980-10-03 1982-05-25 The United States Of America As Represented By The Secretary Of Agriculture Field control for wind-driven generators
US4339666A (en) * 1980-12-24 1982-07-13 United Technologies Corporation Blade pitch angle control for a wind turbine generator
US4420692A (en) * 1982-04-02 1983-12-13 United Technologies Corporation Motion responsive wind turbine tower damping
US4435647A (en) * 1982-04-02 1984-03-06 United Technologies Corporation Predicted motion wind turbine tower damping
US4511807A (en) * 1982-04-20 1985-04-16 Northern Engineering Industries Plc Electrical generator control system
US4525633A (en) * 1982-09-28 1985-06-25 Grumman Aerospace Corporation Wind turbine maximum power tracking device
US4565929A (en) * 1983-09-29 1986-01-21 The Boeing Company Wind powered system for generating electricity
US4481459A (en) * 1983-12-20 1984-11-06 Sundstrand Corporation Combined starting/generating system and method
GB2156006B (en) * 1984-03-21 1987-11-04 Howden James & Co Ltd Wind turbine operated electrical generator system

Also Published As

Publication number Publication date
DE3675634D1 (de) 1990-12-20
ES2019070B3 (es) 1991-06-01
FI864700A0 (fi) 1986-11-18
IN164700B (ko) 1989-05-13
NO171575B (no) 1992-12-21
AU599283B2 (en) 1990-07-12
FI864700A (fi) 1987-05-19
FI89974B (fi) 1993-08-31
JPS62118069A (ja) 1987-05-29
FI89974C (fi) 1993-12-10
EP0223729A1 (en) 1987-05-27
KR870005507A (ko) 1987-06-09
ZA868745B (en) 1987-07-29
EP0223729B1 (en) 1990-11-14
JPH0762470B2 (ja) 1995-07-05
CA1256159A (en) 1989-06-20
IL80632A0 (en) 1987-02-27
NO864565D0 (no) 1986-11-17
IL80632A (en) 1994-11-28
NO864565L (no) 1987-05-19
AU6552086A (en) 1987-05-21
US4703189A (en) 1987-10-27
KR940002927B1 (ko) 1994-04-07
BR8605671A (pt) 1987-08-18

Similar Documents

Publication Publication Date Title
NO171575C (no) Framgangsmaate og anordning for aa forbedre virkningsgradentil en vindturbin-generator
DK547786D0 (da) Vindturbine
DK261583A (da) Energiomformer med en turbine og en el-generator
DE3567065D1 (en) Wind turbine
KR900702451A (ko) 승,제산 및 제곱근 계산장치
ES549756A0 (es) Aparato generador electroquirurgico
DK378985D0 (da) Generatorudstyr
IT1204984B (it) Procedimento e dispositivo per cordonare
KR880701871A (ko) 변압기의 수명표시방법 및 그 장치
BR8800019A (pt) Turbina eolica e dispositivos para a sua seguranca
DK581186D0 (da) Vindenergikonverter
DK66986A (da) Fremgangsmaade og anordning til maaling af en kraft
NO863673D0 (no) Anordning for utnyttelse av vindenergi.
IL79636A0 (en) Procedure and device for the control of the steam turbine of a power station unit
DK283886D0 (da) Vindenergiomsaetter
BR8601523A (pt) Gerador eolico
DK37686D0 (da) Fremgangsmaade til formindskelse af reaktiviteten og til forbedring af stroemmeforholdet af phosphorpentoxid
KR890000855U (ko) 풍력과 수력을 이용한 발전장치
DE58907143D1 (de) Wellenenergie-umwandlungsverfahren und -vorrichtung.
RO90714A2 (ro) Procedeu pentru obtinerea concomitenta a trietilentetraminei si a piperezinostiletilendiaminei
ATA33685A (de) Windkraftmaschine
DK134985D0 (da) Multiple water and wind generator
BR6501149U (pt) Turbina eolica
AT389152B (de) Windkraftmaschine
ES544061A0 (es) Dispositivo paravientos