JP6300275B2 - 風力発電機用およびブレード制御方法 - Google Patents
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Classifications
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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
- F03D7/04—Automatic control; Regulation
- F03D7/042—Automatic control; Regulation by means of an electrical or electronic controller
-
- 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
- F03D1/00—Wind motors with rotation axis substantially parallel to the air flow entering the rotor
- F03D1/06—Rotors
- F03D1/065—Rotors characterised by their construction elements
- F03D1/0675—Rotors characterised by their construction elements of the blades
-
- 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
- F03D17/00—Monitoring or testing of wind motors, e.g. diagnostics
-
- 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
-
- 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
- F03D7/04—Automatic control; Regulation
- F03D7/042—Automatic control; Regulation by means of an electrical or electronic controller
- F03D7/048—Automatic control; Regulation by means of an electrical or electronic controller controlling wind farms
-
- 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
- F03D9/00—Adaptations of wind motors for special use; Combinations of wind motors with apparatus driven thereby; Wind motors specially adapted for installation in particular locations
- 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
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N27/00—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means
- G01N27/02—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance
- G01N27/04—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance by investigating resistance
- G01N27/20—Investigating the presence of flaws
-
- 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
- F05B2240/00—Components
- F05B2240/20—Rotors
- F05B2240/30—Characteristics of rotor blades, i.e. of any element transforming dynamic fluid energy to or from rotational energy and being attached to a rotor
-
- 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
- F05B2280/00—Materials; Properties thereof
- F05B2280/20—Inorganic materials, e.g. non-metallic materials
- F05B2280/2006—Carbon, e.g. graphite
-
- 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
- F05B2280/00—Materials; Properties thereof
- F05B2280/60—Properties or characteristics given to material by treatment or manufacturing
- F05B2280/6013—Fibres
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- 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)
- Chemical & Material Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Sustainable Development (AREA)
- Sustainable Energy (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Physics & Mathematics (AREA)
- Electrochemistry (AREA)
- Health & Medical Sciences (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Wind Motors (AREA)
Description
10:ロータ
12:ハブ
14:ブレード
14a:ルート部
14b:チップ部
20:ナセル
21:ナセルカバー
22:メインシャフト
23:軸受
24:ギアボックス
25:発電機
26:メインフレーム
30:タワー
141:スキン
142:スパーキャップ
143:せん断ウエブ
144:骨格
145:エッジ部
146:導電体
410:測定部
420:判断部
430:制御部
500:統合コントローラ
Claims (20)
- ブレードを備える風力発電機において、
前記ブレードは、導電性を持つ導電領域を備え、
前記導電領域内で定められる測定区間について電気的特性変化を測定する測定部と、
前記測定部で測定された測定値を基準値と比べて定常状態か、または非常状態かを判断する判断部と、を備え、
前記ブレードは、スキン、スパーキャップ(spar cap)及びせん断ウエブ(shear web)を備え、
(i)前記導電領域は、前記スキン及び前記スパーキャップの結合部位を備え、前記スキン内から前記スパーキャップ内に連続して形成され、前記測定区間は、前記スキン内から前記スパーキャップ内にかけて定められるか、または、
(ii)前記導電領域は、前記スパーキャップ及び前記せん断ウエブの結合部位を備え、前記スパーキャップ内から前記せん断ウエブ内に連続して形成され、前記測定区間は、前記スパーキャップ内から前記せん断ウエブ内にかけて定められる、風力発電機。 - 前記導電領域は、炭素纎維素材を含んで形成されることにより、導電性を持つ、請求項1に記載の風力発電機。
- 前記導電領域は、前記スキン、前記スパーキャップ及び前記せん断ウエブのうち少なくともいずれか一つで形成される、請求項1または請求項2に記載の風力発電機。
- 前記スキン、前記スパーキャップ及び前記せん断ウエブのうち少なくともいずれか一つが、炭素纎維素材を含んで形成されることにより、前記導電領域が形成される、請求項3に記載の風力発電機。
- 前記スキン、前記スパーキャップ及び前記せん断ウエブのうちいずれか一つは、ガラス繊維素材を含む非導電性部で形成され、
前記非導電性部内に炭素纎維素材を含む導電体が形成されることにより、前記導電領域が形成される、請求項3に記載の風力発電機。 - 前記測定部は、前記測定区間の両端に電気的に連結され、前記測定区間の電気的特性を測定する請求項1から請求項5のいずれか1項に記載の風力発電機。
- 前記判断部で判断された状態に対応して定常モード、非常モード及び停止モードのうちいずれか一つのモードに定め、定められたモードによって前記ブレードを制御する制御部をさらに備える、請求項1から請求項6のいずれか1項に記載の風力発電機。
- 前記制御部は、前記判断部によって判断された結果によって、前記ブレードの回転速度制御信号、停止制御信号、ピッチ制御信号及びヨー制御信号のうちいずれか一つを伝送する、請求項7に記載の風力発電機。
- 前記制御部は、前記判断部によって判断された前記非常状態のレベルに対応して、前記ブレードの回転速度制御信号、停止制御信号、ピッチ制御信号及びヨー制御信号のうちいずれか一つを伝送する請求項8に記載の風力発電機。
- 前記制御部は、前記判断部によって非常状態であると判断された場合に、警報灯または警報音発生部に制御信号を伝送する、請求項8または請求項9に記載の風力発電機。
- 前記制御部は、前記定められたモードを示すモード情報を外部端末機に伝送する、請求項8から請求項10のいずれか1項に記載の風力発電機。
- 前記測定区間は、前記導電領域内で定められる複数の区間を含む、請求項1から請求項11のいずれか1項に記載の風力発電機。
- 前記測定部は、前記測定区間の電気的特性を繰り返して測定する、請求項1から請求項12のいずれか1項に記載の風力発電機。
- 炭素纎維素材で形成された導電領域を備える風力発電機用ブレードの状態を測定して前記ブレードの回転条件を制御するブレード制御方法であり、
(a)前記導電領域内で定められる測定区間について電気的特性を測定する段階と、
(b)前記(a)段階で測定された測定値を基準値と比べて定常状態か、または非常状態かを判断する段階と、
を含み、
前記ブレードは、スキン、スパーキャップ(spar cap)及びせん断ウエブ(shear web)を備え、
(i)前記導電領域は、前記スキン及び前記スパーキャップの結合部位を備え、前記スキン内から前記スパーキャップ内に連続して形成され、前記測定区間は、前記スキン内から前記スパーキャップ内にかけて定められるか、または、
(ii)前記導電領域は、前記スパーキャップ及び前記せん断ウエブの結合部位を備え、前記スパーキャップ内から前記せん断ウエブ内に連続して形成され、前記測定区間は、前記スパーキャップ内から前記せん断ウエブ内にかけて定められる、ブレード制御方法。 - 前記(a)段階は、前記導電領域内で定められる複数の測定区間について電気的特性を測定する段階である、請求項14に記載のブレード制御方法。
- 前記(a)段階は、前記測定区間の電気的特性を繰り返して測定する段階である、請求項14または請求項15に記載のブレード制御方法。
- (c)前記(b)段階で判断された状態に対応して定常モード、非常モード及び停止モードのうちいずれか一つのモードに定める段階と、
(d)前記(c)段階で定められたモードによって前記ブレードの回転条件を制御する段階と、をさらに含む、請求項14から請求項16のいずれか1項に記載のブレード制御方法。 - 前記(d)段階は、前記(b)段階で判断された前記非常状態のレベルに対応して前記ブレードの回転速度、ピッチ、ヨーのうちいずれか一つ以上を制御するか、または前記ブレードを停止させる段階を含む、請求項17に記載のブレード制御方法。
- (e)前記(d)段階以後に、風力発電機の発電量を確認する段階をさらに含む、請求項17または請求項18に記載のブレード制御方法。
- 前記ブレードが備えられた前記風力発電機は、風力発電団地(windfarm)を構成する複数の風力発電機のうちいずれか一つであり、前記風力発電団地は、前記複数の風力発電機を制御する統合コントローラを備え、
(f)前記(e)段階以後に前記統合コントローラに発電量情報を伝送する段階をさらに含む、請求項19に記載のブレード制御方法。
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KR10-2014-0000355 | 2014-01-02 | ||
KR1020140000355A KR20150080845A (ko) | 2014-01-02 | 2014-01-02 | 풍력 발전기용 블레이드의 제어장치, 제어방법, 및 이를 이용하는 풍력 발전기 |
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US (1) | US10190573B2 (ja) |
EP (1) | EP2891792B1 (ja) |
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JP6786907B2 (ja) * | 2016-06-28 | 2020-11-18 | 株式会社Ihi | 水中浮遊式発電装置の姿勢制御システムおよび姿勢制御方法 |
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KR102258133B1 (ko) * | 2021-01-11 | 2021-05-31 | 효창엔지니어링 주식회사 | 레이저 도플러 진동계에 의한 상시미동에 따른 구조물의 고유주기의 변화를 계측하여 안전진단을 위한 구조물의 건전성을 모니터링하는 방법 및 그 방법을 수행하기 위한 프로그램이 기록된 컴퓨터로 판독 가능한 기록매체 |
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DK1417409T4 (en) * | 2001-07-19 | 2017-07-31 | Vestas Wind Sys As | Wind turbine blades |
CA2426711C (en) * | 2002-05-02 | 2009-11-17 | General Electric Company | Wind power plant, control arrangement for a wind power plant, and method for operating a wind power plant |
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JP2013148022A (ja) * | 2012-01-19 | 2013-08-01 | Mitsubishi Heavy Ind Ltd | 風力発電装置及びその運転制御方法 |
JP2013148021A (ja) * | 2012-01-19 | 2013-08-01 | Mitsubishi Heavy Ind Ltd | 風車翼の損傷検出方法および損傷検出システム |
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2014
- 2014-01-02 KR KR1020140000355A patent/KR20150080845A/ko not_active Application Discontinuation
- 2014-10-21 JP JP2014214603A patent/JP6300275B2/ja active Active
- 2014-11-05 ES ES14191928.2T patent/ES2589119T3/es active Active
- 2014-11-05 EP EP14191928.2A patent/EP2891792B1/en active Active
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ES2589119T3 (es) | 2016-11-10 |
EP2891792B1 (en) | 2016-08-03 |
JP2015129508A (ja) | 2015-07-16 |
US10190573B2 (en) | 2019-01-29 |
KR20150080845A (ko) | 2015-07-10 |
EP2891792A1 (en) | 2015-07-08 |
US20150184636A1 (en) | 2015-07-02 |
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