KR20130102096A - 부체식 해상 풍력발전시설 - Google Patents
부체식 해상 풍력발전시설 Download PDFInfo
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- KR20130102096A KR20130102096A KR1020137014363A KR20137014363A KR20130102096A KR 20130102096 A KR20130102096 A KR 20130102096A KR 1020137014363 A KR1020137014363 A KR 1020137014363A KR 20137014363 A KR20137014363 A KR 20137014363A KR 20130102096 A KR20130102096 A KR 20130102096A
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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
- F03B—MACHINES OR ENGINES FOR LIQUIDS
- F03B17/00—Other machines or engines
- F03B17/06—Other machines or engines using liquid flow with predominantly kinetic energy conversion, e.g. of swinging-flap type, "run-of-river", "ultra-low head"
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
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- 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
- F03D7/04—Automatic control; Regulation
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
- B63B—SHIPS OR OTHER WATERBORNE VESSELS; EQUIPMENT FOR SHIPPING
- B63B1/00—Hydrodynamic or hydrostatic features of hulls or of hydrofoils
- B63B1/02—Hydrodynamic or hydrostatic features of hulls or of hydrofoils deriving lift mainly from water displacement
- B63B1/04—Hydrodynamic or hydrostatic features of hulls or of hydrofoils deriving lift mainly from water displacement with single hull
- B63B1/048—Hydrodynamic or hydrostatic features of hulls or of hydrofoils deriving lift mainly from water displacement with single hull with hull extending principally vertically
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- B—PERFORMING OPERATIONS; TRANSPORTING
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- F03D—WIND MOTORS
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- B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
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- B63B—SHIPS OR OTHER WATERBORNE VESSELS; EQUIPMENT FOR SHIPPING
- B63B35/00—Vessels or similar floating structures specially adapted for specific purposes and not otherwise provided for
- B63B35/44—Floating buildings, stores, drilling platforms, or workshops, e.g. carrying water-oil separating devices
- B63B2035/4433—Floating structures carrying electric power plants
- B63B2035/446—Floating structures carrying electric power plants for converting wind energy into electric energy
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
- B63B—SHIPS OR OTHER WATERBORNE VESSELS; EQUIPMENT FOR SHIPPING
- B63B39/00—Equipment to decrease pitch, roll, or like unwanted vessel movements; Apparatus for indicating vessel attitude
- B63B39/06—Equipment to decrease pitch, roll, or like unwanted vessel movements; Apparatus for indicating vessel attitude to decrease vessel movements by using foils acting on ambient water
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- F05B2240/20—Rotors
- F05B2240/21—Rotors for wind turbines
- F05B2240/221—Rotors for wind turbines with horizontal axis
- F05B2240/2213—Rotors for wind turbines with horizontal axis and with the rotor downwind from the yaw pivot axis
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- F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
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- F05B2240/00—Components
- F05B2240/90—Mounting on supporting structures or systems
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- F05B2240/90—Mounting on supporting structures or systems
- F05B2240/93—Mounting on supporting structures or systems on a structure floating on a liquid surface
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
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- F05B2240/90—Mounting on supporting structures or systems
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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
- 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
- F05B2260/00—Function
- F05B2260/96—Preventing, counteracting or reducing vibration or noise
- F05B2260/964—Preventing, counteracting or reducing vibration or noise by damping means
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Abstract
바람에 의해 회전되는 로우터(rotor)(11)와, 로우터(11)의 회전축(12)을 수용하는 나셀(13)과, 나셀(13)을 해면(P)에 대하여 회동 가능하게 지지하여 풍향계 효과를 발휘시켜 회동좌 베어링(14)을 갖는 타워(15)를 구비한 부체식 해상 풍력발전시설(10)에 있어서, 타워(15)에 나셀(nacelle)(13)의 회동요동(T)을 억제하기 위해 요동억제수단(16)이 설치됨으로써, 해면(P)의 파랑에 의하여 부체(13)에 생기는 요동(Ω)에 기인하는 자이로 효과에 의한 나셀의 회동요동(T)을 억제할 수 있다.
Description
도 2는, 본 발명의 제 1의 실시형태에 의한 풍력발전시설의 회동요동 억제장치의 구조를 나타낸 요부 측면도이다.
도 3은, 해상에서의 풍향의 변화와 파랑의 영향에 의한 물위의 부체의 흔들림 각도와의 관계를 나타낸 것이고, (a)는 풍향의 변화를 나타내는 그래프, (b)는 흔들림 각도의 변화를 나타낸 그래프이다.
도 4a는, 유압 댐퍼의 개략적인 구성을 나타낸 사시도이다.
도 4b는, 유압 댐퍼의 개략적인 구성을 나타낸 정면도이다.
도 4c는, 도 4b의 AA에서 본 단면도이다.
도 5a는, 마찰 댐퍼의 개략적인 구성을 나타낸 사시도이다.
도 5b는, 마찰 댐퍼의 개략적인 구성을 나타낸 정면도이다.
도 6a는, 본 발명의 제 1의 실시형태로 되는 부체의 계류 장치의 구성을 나타낸 상면도이다.
도 6b는, 본 발명의 제 1의 실시형태로 되는 부체의 계류 장치의 구성을 나타낸 측면도이다.
도 7은, 본 발명의 제 1의 실시형태에 있어서의 하나의 계류삭 쌍의 구성을 나타낸 도면이다.
도 8a는, 종래의 긴장 계류방식의 구성을 나타낸 상면도이다.
도 8b는, 종래의 긴장 계류방식의 구성을 나타낸 측면도이다.
도 9는, 본 발명의 제 2의 실시형태에 의한 풍력발전시설의 회동요동 억제장치의 구조를 나타낸 요부 측면도이다.
도 10a는, 본 발명의 제 2의 실시형태에 의한 부체식 해상 풍력발전시설이 구비하고 있는 회동요동 억제장치가 바람을 받은 상태에서의 개략적인 구성을 나타낸 측면도이다.
도 10b는, 본 발명의 제 2의 실시형태에 의한 부체식 해상 풍력발전시설이 구비하고 있는 회동요동 억제장치가 바람을 받지 않은 상태에서의 개략적인 구성을 나타낸 측면도이다.
도 11은, 본 발명의 제 3의 실시형태에 의한 부체식 해상 풍력발전시설의 개략적인 구성을 나타낸 사시도이다.
도 12는, 본 발명의 제 3의 실시형태에 의한 부체식 해상 풍력발전시설의 개략적인 구성을 나타낸 사시도이다.
도 13은, 본 발명의 제 4의 실시형태에 의한 부체식 해상 풍력발전시설의 개략적인 구성을 나타낸 사시도이다.
11. 로우터
12. 회전축
13. 나셀
14. 회동좌 베어링(회동수단)
15. 타워(구조체)
16. 요동억제수단
160. 유압 댐퍼
165. 마찰 댐퍼
20, 30. 회동요동 억제장치
31. 부체
32. 계류삭
41. 구조체
42. 회동수단
44, 64. 유체역학적 댐퍼
51A. 구조체 상부
51B. 구조체 하부
α. 코우닝 각
β. 소정각
Claims (10)
- 바람에 의해서 회전하는 로우터(rotor)와, 적어도 상기 로우터의 회전축을 수용하는 나셀(nacelle)과, 상기 나셀을 수면 또는 지면에 대하여 회동 가능하게 지지하는 회동수단을 갖는 구조체와, 상기 나셀의 수면 또는 지면에 대한 회동요동을 억제하는 요동억제수단을 구비한 것을 특징으로 하는 풍력발전시설의 회동요동 억제장치.
- 제 1 항에 있어서,
상기 나셀을 상기 로우터에 대하여 바람이 불어오는 쪽에 설치한 것을 특징으로 하는 풍력발전시설의 회동요동 억제장치. - 제 2 항에 있어서,
상기 로우터에 코우닝 각(coning angle)을 부여한 것을 특징으로 하는 풍력발전시설의 회동요동 억제장치. - 제 1 항에 있어서,
상기 요동억제수단은 유압 댐퍼(damper)를 이용한 것을 특징으로 하는 풍력발전시설의 회동요동 억제장치. - 제 1 항에 있어서,
상기 요동억제수단은 마찰 댐퍼를 이용한 것을 특징으로 하는 풍력발전시설의 회동요동 억제장치. - 제 1 항에 있어서,
상기 요동억제수단은 상기 구조체의 형상 또는 구조와 주위의 부체(浮體)와의 상호 간섭에 의해서 회동요동을 억제하는 유체역학적 댐퍼를 이용한 것을 특징으로 하는 풍력발전시설의 회동요동 억제장치. - 제 1 항 내지 제 6 항 중의 어느 한 항에 기재된 풍력발전시설의 회동요동 억제장치를, 해상에서 상기 구조체의 일부로서 부체를 이용하여 발전을 행하는 풍력발전시설에 적용한 것을 특징으로 하는 부체식 해상 풍력발전시설.
- 제 7 항에 있어서,
상기 부체를 상기 부체의 중심축 둘레의 회전운동을 억제하는 계류방식(繫留方式)으로 계류한 것을 특징으로 하는 부체식 해상 풍력발전시설. - 제 8 항에 있어서,
상기 부체를 대략적인 원통 형상으로 형성하고 상기 계류방식을, 상기 부체를 수평면에 투영했을 때에, 상기 대략적인 원통 형상에 있어서의 원의 원주상의 2점을 각각의 일단(一端)으로서 접속되는 2개의 계류삭(繫留索)으로 이루어진 계류삭 쌍이 이용되며, 상기 2개의 계류삭은, 각각이 상기 원의 대략적인 접선으로 되는 형상으로 되며, 동일 측으로 연장되는 형태로 한 것을 특징으로 하는 부체식 해상 풍력발전시설. - 제 7 항에 있어서,
바람을 받아 기운 상태에서의 로우터의 회전축이 풍향에 대하여 평행하게 되도록, 바람을 받지 않은 상태에서의 로우터의 회전축을 수평면에 대하여 소정각(所定角)을 가지게 하여 나셀을 상기 구조체에 지지한 것을 특징으로 하는 부체식 해상 풍력발전시설.
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JP2010248511A JP5678391B2 (ja) | 2010-11-05 | 2010-11-05 | 浮体式洋上風力発電施設 |
JPJP-P-2010-248511 | 2010-11-05 | ||
PCT/JP2011/006177 WO2012060108A1 (ja) | 2010-11-05 | 2011-11-04 | 風力発電施設の回動揺動抑制装置及び浮体式洋上風力発電施設 |
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US (2) | US9879649B2 (ko) |
EP (1) | EP2636896B1 (ko) |
JP (1) | JP5678391B2 (ko) |
KR (1) | KR101871529B1 (ko) |
CN (1) | CN103314212B (ko) |
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Also Published As
Publication number | Publication date |
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US11242837B2 (en) | 2022-02-08 |
JP2012097713A (ja) | 2012-05-24 |
KR101871529B1 (ko) | 2018-06-27 |
ES2733135T3 (es) | 2019-11-27 |
US20180149132A1 (en) | 2018-05-31 |
JP5678391B2 (ja) | 2015-03-04 |
EP2636896A1 (en) | 2013-09-11 |
WO2012060108A1 (ja) | 2012-05-10 |
US20130272846A1 (en) | 2013-10-17 |
EP2636896A4 (en) | 2014-12-31 |
EP2636896B1 (en) | 2019-05-29 |
CN103314212A (zh) | 2013-09-18 |
US9879649B2 (en) | 2018-01-30 |
CN103314212B (zh) | 2016-01-20 |
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