KR20170108096A - 풍력 발전 단지의 운전 방법 - Google Patents
풍력 발전 단지의 운전 방법 Download PDFInfo
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- F03D—WIND MOTORS
- F03D7/00—Controlling wind motors
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- F03D7/0264—Controlling wind motors the wind motors having rotation axis substantially parallel to the air flow entering the rotor for stopping; controlling in emergency situations
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- F03D7/04—Automatic control; Regulation
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- F03D9/10—Combinations of wind motors with apparatus storing energy
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- F03D9/10—Combinations of wind motors with apparatus storing energy
- F03D9/12—Combinations of wind motors with apparatus storing energy storing kinetic energy, e.g. using flywheels
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- F03D9/22—Wind motors characterised by the driven apparatus the apparatus producing heat
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- F03D9/20—Wind motors characterised by the driven apparatus
- F03D9/25—Wind motors characterised by the driven apparatus the apparatus being an electrical generator
- F03D9/255—Wind motors characterised by the driven apparatus the apparatus being an electrical generator connected to electrical distribution networks; Arrangements therefor
- F03D9/257—Wind motors characterised by the driven apparatus the apparatus being an electrical generator connected to electrical distribution networks; Arrangements therefor the wind motor being part of a wind farm
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—ELECTRIC POWER NETWORKS; CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J11/00—Circuit arrangements for providing service supply to auxiliaries of stations in which electric power is generated, distributed or converted
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K7/00—Arrangements for handling mechanical energy structurally associated with dynamo-electric machines, e.g. structural association with mechanical driving motors or auxiliary dynamo-electric machines
- H02K7/18—Structural association of electric generators with mechanical driving motors, e.g. with turbines
- H02K7/1807—Rotary generators
- H02K7/1823—Rotary generators structurally associated with turbines or similar engines
- H02K7/183—Rotary generators structurally associated with turbines or similar engines wherein the turbine is a wind turbine
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- 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
- H02P9/02—Details of the control
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- F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
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- F05B2260/00—Function
- F05B2260/20—Heat transfer, e.g. cooling
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- F05B2260/42—Storage of energy
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- F05B2260/00—Function
- F05B2260/42—Storage of energy
- F05B2260/421—Storage of energy in the form of rotational kinetic energy, e.g. in flywheels
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
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- F05B2260/00—Function
- F05B2260/85—Starting
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
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- F05B2260/95—Preventing corrosion
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- F05B2270/00—Control
- F05B2270/10—Purpose of the control system
- F05B2270/111—Purpose of the control system to control two or more engines simultaneously
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- F05B2270/30—Control parameters, e.g. input parameters
- F05B2270/32—Wind speeds
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- F05B2270/323—Air humidity
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- F05B2270/00—Control
- F05B2270/30—Control parameters, e.g. input parameters
- F05B2270/337—Electrical grid status parameters, e.g. voltage, frequency or power demand
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- 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
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Abstract
Description
도 2는 풍력 발전 단지를 개략적으로 도시한 도면.
도 3은 풍력 발전 설비의 블레이드 위치를 설명하는 도면.
도 4는 풍력 발전 단지 내 전기적 접속을 개략적으로 도시한 도면.
Claims (17)
- 각각 로터 블레이드들(304)을 가진 공기 역학 로터(106)와 발전기(406) 및 운전 장치들(P)을 포함하며, 전력 공급 회로망(422)에 전력을 공급하기 위해 준비된 복수의 풍력 발전 설비(402)를 운전하기 위한 방법으로서,
- 상기 풍력 발전 설비들(402)이 상기 전력 공급 회로망(422)에 접속되지 않은 동안에도 운전되고,
- 상기 풍력 발전 설비들(402) 중 적어도 하나의 풍력 발전 설비는,
- 그 자체의 운전 장치들(P)에 공급하기 위해 실제로 필요한 것보다 현재 더 많은 전력을 생성하는 경우, 전력을 생성하여 상기 풍력 발전 설비들(402)을 연결하는 로컬 DC 전압 시스템(404) 내로 입력하고, 및/또는
- 그 자체의 운전 장치들(P)에 공급하기 위해 실제로 필요한 것보다 현재 더 적은 전력을 생성하는 경우, 운전 장치들(P)은 전체적으로 또는 부분적으로 상기 로컬 DC 전압 시스템(404)으로부터 에너지를 공급받는 것인 풍력 발전 설비의 운전 방법. - 제 1 항에 있어서, 상기 풍력 발전 설비들(402)은 주어진 풍력 조건으로 인해 그 운전 장치들(P)의 작동을 위해 필요한 것보다 적은 전력을 생성할 수 있는 경우에도 운전되고, 특히 셧다운되지 않는 것인 풍력 발전 설비의 운전 방법.
- 제 1 항 또는 제 2 항에 있어서, 로컬 DC 전압 시스템에 에너지 저장 장치가 제공되고, 적어도 하나의, 특히 모든 풍력 발전 설비들은, 그 운전 장치들에 전체적으로 또는 부분적으로 공급하기 위해 에너지 저장 장치의 에너지를 사용하는 것인 풍력 발전 설비의 운전 방법.
- 제 1 항 내지 제 3 항 중 어느 한 항에 있어서, 상기 풍력 발전 설비들(402) 중 적어도 하나의 풍력 발전 설비는, 저속 스피닝 모드에서 운전되도록 준비되고, 상기 모드에서 상기 로터 블레이드들(304)은 풍력에 대한 시동각(αA)으로 각도 설정되고, 상기 각도에서 약풍 시 상기 로터(106)는 양호하게 시동할 수 있고, 관련 풍력 발전 설비(402)가 주어진 풍력 조건으로 인해 그 운전 장치들의 작동을 위해 필요한 것보다 적은 전력을 생성할 수 있는 경우, 상기 풍력 발전 설비는 시동각에 따라 시동 후에 계속해서 운전되는 것인 풍력 발전 설비의 운전 방법.
- 제 4 항에 있어서, 시동각(αA)은 상기 로터 블레이드들(304)이 완전히 풍력으로 회전되는 패더링 위치일 때의 각도(αF)와 상기 로터 블레이드들(304)이 최적의 각도를 갖는 부분 부하 모드 동안의 부분 부하 각도(αT) 또는 평균 부분 부하 각도 사이이고, 특히 시동각은 패더링 위치일 때 각도보다 대략 20-40˚, 특히 대략 30˚작고 및/또는 부분 부하 모드 동안 부분 부하 각도 또는 평균 부분 부하 각도보다 대략 40-60˚, 특히 대략 50˚ 큰 것인 풍력 발전 설비의 운전 방법.
- 제 1 항 내지 제 5 항 중 어느 한 항에 있어서, 상기 로컬 DC 전압 시스템(404)은 특히 1200V-5kV의 적어도 하나의 중전압을 갖고 및/또는 상기 풍력 발전 설비들(402) 중 적어도 하나의 풍력 발전 설비는 중간 회로 전압을 갖는 DC 전압 중간 회로(410)를 구비한 전류 인버터(414)를 포함하고, 상기 로컬 DC 전압 시스템(404)은 중간 회로 전압의 적어도 2배의 높은 전압, 특히 대략 700V를 갖고 및/또는 DC 전압 시스템(404)은 상기 DC 전압 중간 회로(410)에 접속되는 것인 풍력 발전 설비의 운전 방법.
- 제 1 항 내지 제 6 항 중 어느 한 항에 있어서, 전력을 생성하기 위해 발전기(406)가 스위치 온 되는 스위치 온 속도는, 운전 장치들에 의해 상기 풍력 발전 설비(402)의 운전을 위해 이러한 풍력에서 소비되는 것보다 적은 전력이 생성되는 매우 낮은 값으로 설정되는 것인 방법.
- 제 1 항 내지 제 7 항 중 어느 한 항에 있어서, 상기 로컬 DC 전압 시스템(404)에서 전압은 전압 조절에 의해 가능한 한 일정하게 유지되고, 바람직하게는 저장 장치, 특히 플라이 휠은 상기 로컬 DC 전압 시스템(404)에 커플링되고, 전압 조절을 실시하기 위해 또는 지원하기 위해, 상기 로컬 DC 전압 시스템에 또는 상기 로컬 DC 전압 시스템(404)으로부터 전력을 일시적으로 송출하거나 또는 수용하는 데 이용되는 것인 풍력 발전 설비의 운전 방법.
- 제 1 항 내지 제 8 항 중 어느 한 항에 있어서, 상기 풍력 발전 설비들(402) 중 적어도 하나의 풍력 발전 설비의 운전 장치들은, 상기 풍력 발전 설비(402) 또는 그 일부의 건조 또는 건조 유지를 위해 열을 생성하도록 작동되는 것인 방법.
- 복수의 풍력 발전 설비(402) 및 상기 풍력 발전 설비들(402)을 연결하는 로컬 DC 전압 시스템(404)을 포함하는 풍력 발전 단지(400)로서,
상기 로컬 DC 전압 시스템은 상기 풍력 발전 설비들(402) 중 적어도 하나의 풍력 발전 설비의 전력을 중간 저장하기 위해 및/또는 상기 전력을 상기 풍력 발전 설비들(402) 중 적어도 하나의 풍력 발전 설비의 운전 장치들의 작동을 위해 상기 적어도 하나의 풍력 발전 설비에 제공하기 위해 상기 전력을 수용하도록 준비되는 것인 풍력 발전 단지. - 제 10 항에 있어서, 상기 로컬 DC 전압 시스템(404)에 전기 에너지를 저장하기 위한 에너지 저장 장치(426)가 제공되는 것을 특징으로 하는 풍력 발전 단지.
- 제 10 항 또는 제 11 항에 있어서, 제 1 항 내지 제 9 항 중 적어도 어느 한 항에 따른 방법으로 운전되도록 준비되는 것인 풍력 발전 단지.
- 제 10 항 내지 제 12 항 중 어느 한 항에 따른 풍력 발전 단지(400) 내에의 배치 및 운전을 위해 준비된 풍력 발전 설비(402).
- 조절 가능한 로터 블레이드들(304)을 가진 로터(106)를 포함하는 풍력 발전 설비(402)의 운전 방법으로서,
- 상기 풍력 발전 설비(402)는, 약풍 시 스위치 온 풍속 이상 및 정격 풍속 미만의 풍속으로 부분 부하 모드에서 운전되도록 준비되고, 상기 부분 부하 모드에서 상기 풍력 발전 설비(402)는 그 운전 장치들의 작동을 위한 전력을 충분히 생성하고, 로터 블레이드(304)는 부분 부하 각도(αT)로 설정되고,
- 풍력 발전 설비는, 저속 스피닝 모드에서 운전되도록 준비되고, 상기 저속 스피닝 모드에서 로터 블레이드들은 풍력에 대해 시동각(αF)으로 각도 설정되고, 상기 각도는 부분 부하 각도(αT)보다 패더링 위치일 때의 각도(αF)에 가깝고, 상기 시동각에서 상기 로터(106)는 약풍 시, 특히 스위치 온 풍속 미만의 약풍 시에도 양호하게 시동할 수 있고,
- 관련 풍력 발전 설비(402)가 주어진 풍력 조건으로 인해 그 운전 장치들을 작동하기 위해 필요한 것보다 적은 전력을 생성할 수 있는 경우, 상기 풍력 발전 설비는 저속 스피닝 모드에서 또는 시동각(αA)으로 계속해서 운전되는 것인 풍력 발전 설비의 운전 방법. - 제 14 항에 있어서, 상기 풍력 발전 설비(402)는 지속적으로 저속 스피닝 모드에서 운전되고, 이 경우 전력이 생성되지 않는 것을 특징으로 하는 풍력 발전 설비의 운전 방법.
- 제 14 항 또는 제 15 항에 있어서,
- 풍력 발전 설비의 주변의 습도가 검출되고,
- 풍력 발전 설비는 저속 스피닝 모드 시간 동안 저속 스피닝 모드로 운전되고,
- 저속 스피닝 모드 시간보다 긴 대기 시간의 경과 후에, 풍력 발전 설비가 주어진 풍력 조건으로 인해 그 운전 장치들의 작동을 위해 필요한 것보다 여전히 적은 전력을 생성할 수 있는 경우에, 저속 스피닝 모드에서 운전이 반복되고
- 대기 시간 및/또는 저속 스피닝 모드 시간은 검출된 습도에 따라 설정되고, 특히,
- 검출된 습도가 높을수록 저속 스피닝 모드 시간은 길게 선택되도록 및/또는 검출된 습도가 높을수록 대기 시간은 짧게 선택되도록 설정되는 것을 특징으로 하는 풍력 발전 설비의 운전 방법. - 조절 가능한 로터 블레이드들(304)을 가진 로터(106)를 포함하는 풍력 발전 설비(402)에 있어서,
상기 풍력 발전 설비는 제 14 항 내지 제 16 항 중 어느 한 항에 따른 방법으로 운전되는 것을 특징으로 하는 풍력 발전 설비.
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| CN107208608A (zh) | 2017-09-26 |
| TW201641815A (zh) | 2016-12-01 |
| JP6491756B2 (ja) | 2019-03-27 |
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| AR103532A1 (es) | 2017-05-17 |
| EP3250819B1 (de) | 2023-02-15 |
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| CA2973534A1 (en) | 2016-08-04 |
| US10270287B2 (en) | 2019-04-23 |
| JP2018506944A (ja) | 2018-03-08 |
| DE102015201431A1 (de) | 2016-07-28 |
| CN107208608B (zh) | 2020-05-19 |
| BR112017016210A2 (pt) | 2018-03-27 |
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| CA2973534C (en) | 2020-04-07 |
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| EP3250819A1 (de) | 2017-12-06 |
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