KR870005507A - 가변속 풍력 터빈 발전기의 효율개선 방법 및 발전기 제어장치 - Google Patents

가변속 풍력 터빈 발전기의 효율개선 방법 및 발전기 제어장치 Download PDF

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KR870005507A
KR870005507A KR860009740A KR860009740A KR870005507A KR 870005507 A KR870005507 A KR 870005507A KR 860009740 A KR860009740 A KR 860009740A KR 860009740 A KR860009740 A KR 860009740A KR 870005507 A KR870005507 A KR 870005507A
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speed
torque
wind turbine
generator
constant
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KR860009740A
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KR940002927B1 (ko
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디. 디발렌틴 유진
스티븐 힐리 헨리
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도미닉 제이. 키안테라
유나이티드 테크놀로지스 코포레이션
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    • 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

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Sustainable Development (AREA)
  • Sustainable Energy (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Power Engineering (AREA)
  • Wind Motors (AREA)
  • Control Of Eletrric Generators (AREA)

Abstract

내용 없음

Description

가변속 풍력 터빈 발전기의 효율개선방법 및 발전기 제어장치
본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음
제1도는 본 발명에 따른 작동을 포함하는 여러 가변속 풍력 터빈 작동 옵션을 설명하는 전력대 풍속 곡선도.
제2도는 무차원 포맷으로 제1도에 도시된 가변속 작동 옵션을 도시하는 특정 풍력 터빈 회전자 성능 맵에 대한 도시도.
제3도는 가변속 발전기용 풍력 터빈 발전기의 제어기에 대한 개략적 블럭도.
제4도는 추력(推力)대 풍속의 구성도.
제5도는 추력대 속도비의 구성도.
제6도는 본 발명의 기술이 합체된 가변속 풍력 터빈에 대한 개략적 블럭도.
* 도면의 주요부분에 대한 부호의 설명
40 : 가변속 토르크 제어식 발전기 42 : 회전자 제어기
45,63 : 기어박스 50 : 다이나믹 토르크 제어기
53 : 회전자 64 : 저속 측부
65 : AC발전기 67 : 고속 측부
69 : 주파수 변환기 71 : 가변속 풍력 터빈 제어기
74 : 속력감지기 76 : 전력감지기
78 : 회전자 제어기

Claims (8)

  1. 가변속 풍력 터빈 발전기의 효율을 개선하기 위한 방법에 있어서, 풍력 터빈의 토르크 한계 이하에서 회전자 날개끝 속력을 풍속에 대하여 선택된 일정 속도비로 조정하기 위하여 발전기 토르크를 제어하는 단계와, 토르크 한계 이상에서 회전자 날개끝 속력을 속력 또는 전력 한계까지 일정 속도비에 의해 지시된 것보다 큰 속력으로 조정하기 위하여 발전기 토르크를 제어하는 단계를 포함하는 것을 특징으로 하는 가변속 풍력 터빈 발전기의 효율 개선 방법.
  2. 제1항에 있어서, 토르크 한계 이상에서 발진기 토르크를 제어하는 단계를 일정 토르크 값을 유지하면서 전력출력을 가능한 최대값으로 증가시키는 것을 특징으로 하는 방법.
  3. 개선된 효율로 가변속 풍력 터빈 발전기를 제어하는 장치에 있어서, 감지된 터빈 발전기 속력신호를 제공하기 위하여 풍력 터빈 회전자 또는 발전기 회전자 속력에 응답하는 속력감지기와, 감지된 전력신호를 제공하기 위하여 발전기의 전력출력에 응답하는 전력감지기와, 풍력 터빈의 토르크 한계 이하에서 터빈 회전자 날개끝 속력을 토르크를 일정하계 유지하면서 속력 또는 전력한계까지 토르크 한계 이상에서 일정 속도비에 의해 지지된 것 보다 큰 속력으로 그리고 풍속에 대해 선택된 일정속도비로 조정하기 위하여, 발전기 토르크를 제어하기 위해 풍력 터빈 발전기 토르크 제어신호를 제공하기 위해 감지된 속력 신호와 감지된 전력 신호에 응답하는 제어기를 포함하는 것을 특징으로 하는 가변속 풍력 터빈 발전기 제어장치.
  4. 제3항에 있어서, 제어기는 토르크 한계 이상에서 전력출력을 풍속의 세제곱과 전력비와의 곱의 함수로 증가시키는 것을 특징으로 하는 제어장치.
  5. 제1항에 있어서, 한정 토르크 이상에서 회전자 날개끝 속력을 조정하기 위한 발전기 토르크 제어단계는 일정 토르크값을 유지하면서, 풍속 증가에도 불구하고 회전자 추력을 일정하게 유지하는 방식으로 전력출력을 증가시키는 것을 특징을 하는 방법.
  6. 제3항에 있어서, 상기 가변속 풍력 터빈 발전기 제어장치는 터빈 회전자의 기체 역학적 토르크를 변경시키기 위하여 기체역적 토르크 명령신호에 응답하는 기체역학적 토르크 제어기를 더 포함하며, 제어기는 일정한 토르크값을 유지하면서 풍속 증가에도 불구하고 회전자 추력을 기체역학적으로 일정하게 유지하는 방식으로 토르크한계 이상에서 전력 출력을 증가시키기 위하여, 기체역학적 제어시의 변경을 명령하기 위하여 기체역학적 토르크 명령신호를 제공하기 위해 감지된 속력 신호에 응답하는 수단을 포함하는 것을 특징으로 하는 제어장치.
  7. 제1항에 있어서, 한정 토르크 이상에서 날개끝 속력을 제어하는 단계는 풍력 터빈 타워가격 및 터빈 구동시스템 가격이 증가된 에너지 획득값과 관련하여 최적으로 되게 하는 방식으로 전력 출력을 증가시키는 것을 특징으로 하는 방법.
  8. 제3항에 있어서, 제어기는 풍력 터빈 타워의 가격과 풍력 터빈 구동 시스템의 가격이 증가된 에너지 획득값과 관련하여 최적으로 되게 하는 방식으로토 르크 한계 이상에서 전력 출력을 증가시키는 것을 특징으로 하는 제어장치.
    ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.
KR1019860009740A 1985-11-18 1986-11-18 가변속 풍력 터빈 발전기의 효율 개선방법 및 발전기 제어장치 KR940002927B1 (ko)

Applications Claiming Priority (2)

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
US799,046 1985-11-18

Publications (2)

Publication Number Publication Date
KR870005507A true KR870005507A (ko) 1987-06-09
KR940002927B1 KR940002927B1 (ko) 1994-04-07

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KR1019860009740A KR940002927B1 (ko) 1985-11-18 1986-11-18 가변속 풍력 터빈 발전기의 효율 개선방법 및 발전기 제어장치

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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)

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AU599283B2 (en) 1990-07-12
FI864700A0 (fi) 1986-11-18
FI864700A (fi) 1987-05-19
FI89974B (fi) 1993-08-31
NO864565D0 (no) 1986-11-17
IN164700B (ko) 1989-05-13
AU6552086A (en) 1987-05-21
EP0223729A1 (en) 1987-05-27
IL80632A0 (en) 1987-02-27
FI89974C (fi) 1993-12-10
IL80632A (en) 1994-11-28
NO864565L (no) 1987-05-19
ZA868745B (en) 1987-07-29
DE3675634D1 (de) 1990-12-20
NO171575B (no) 1992-12-21
US4703189A (en) 1987-10-27
CA1256159A (en) 1989-06-20
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EP0223729B1 (en) 1990-11-14
NO171575C (no) 1993-03-31
BR8605671A (pt) 1987-08-18
ES2019070B3 (es) 1991-06-01
JPS62118069A (ja) 1987-05-29
JPH0762470B2 (ja) 1995-07-05

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