KR20160036214A - 풍력발전기 - Google Patents
풍력발전기 Download PDFInfo
- Publication number
- KR20160036214A KR20160036214A KR1020140128044A KR20140128044A KR20160036214A KR 20160036214 A KR20160036214 A KR 20160036214A KR 1020140128044 A KR1020140128044 A KR 1020140128044A KR 20140128044 A KR20140128044 A KR 20140128044A KR 20160036214 A KR20160036214 A KR 20160036214A
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- wind
- blade
- control unit
- pitch angle
- pressure
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- 238000000034 method Methods 0.000 title claims abstract description 13
- 230000001133 acceleration Effects 0.000 claims description 12
- 230000003068 static effect Effects 0.000 claims description 5
- 238000009530 blood pressure measurement Methods 0.000 claims description 2
- 238000005259 measurement Methods 0.000 claims description 2
- 238000010248 power generation Methods 0.000 description 11
- 238000013461 design Methods 0.000 description 7
- 238000010586 diagram Methods 0.000 description 6
- 230000005611 electricity Effects 0.000 description 4
- 230000007613 environmental effect Effects 0.000 description 2
- 239000002803 fossil fuel Substances 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000005855 radiation Effects 0.000 description 2
- 238000012935 Averaging Methods 0.000 description 1
- 230000002159 abnormal effect Effects 0.000 description 1
- 230000002457 bidirectional effect Effects 0.000 description 1
- 238000007664 blowing Methods 0.000 description 1
- 238000002485 combustion reaction Methods 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000006378 damage Effects 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000002905 metal composite material Substances 0.000 description 1
- 238000005457 optimization Methods 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 238000011160 research Methods 0.000 description 1
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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
- F03D7/022—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
- F03D1/00—Wind motors with rotation axis substantially parallel to the air flow entering the rotor
- F03D1/06—Rotors
- F03D1/0608—Rotors characterised by their aerodynamic shape
-
- 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
-
- 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
- F05B2240/21—Rotors for wind turbines
- F05B2240/221—Rotors for wind turbines with horizontal axis
-
- 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
- F05B2270/328—Blade pitch angle
-
- 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)
- Life Sciences & Earth Sciences (AREA)
- Sustainable Development (AREA)
- Sustainable Energy (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Power Engineering (AREA)
- Wind Motors (AREA)
Abstract
Description
도 2는 본 발명의 일 실시예에 따른 블레이드 회전면을 통과하는 바람의 풍향과 풍속을 나타내는 도면이다.
도 3은 본 발명의 일 실시예에 따른 블레이드 회전면 및 블레이드 피치각을 제어하기 위한 블록도이다.
도 4는 본 발명의 일 실시예에 따른 압력센서 설치위치를 나타내는 도면이다.
도 5는 본 발명의 일 실시예에 따른 피토관에 의한 바람의 풍속을 산출하는 개념도이다.
도 6은 본 발명의 일 실시예에 따른 풍력발전기의 블레이드의 피치각 제어를 나타내는 개념도이다.
도 7은 본 발명의 일 실시예에 따라 블레이드의 최소 피치각을 설명하기 위한 도면이다.
도 8은 본 발명의 일 실시예에 따른 풍력발전기의 제어방법을 나타내는 순서도이다.
120: 로터 121: 허브
130: 나셀 140: 타워
200: 블레이드 회전면 210: 압력센서
230: 제1 제어부 250: 가속도센서
270: 제2 제어부 300: 요잉각 조절유닛
350: 피치각 조절유닛
Claims (5)
- 블레이드, 나셀 및 타워를 포함하는 풍력발전기에 있어서,
상기 블레이드에 설치되는 압력센서;
블레이드 회전면이 바람에 대향되도록 상기 나셀을 회전시키는 요잉각 조절유닛; 및
상기 압력센서로부터, 상기 블레이드 회전면의 방위각에 따른 압력분포를 수신하여 상기 블레이드 회전면이 바람에 대향되도록 상기 요잉각 조절유닛을 제어하는 제1 제어부를 포함하는 풍력발전기. - 제1항에 있어서,
상기 제1 제어부는,
상기 블레이드 회전면의 수평방향 압력을 비교하고, 상기 요잉각 조절유닛을 제어하여 상기 블레이드에 가해지는 수평방향 압력이 균일하게 되는 방향으로 상기 나셀을 회전시키는 풍력발전기. - 제1항에 있어서,
상기 블레이드에 설치된 가속도 센서;
상기 블레이드의 피치각을 조절하는 피치각 조절유닛; 및
상기 가속도센서로부터 상기 블레이드의 평균 회전속도와 상기 블레이드의 평균 회전속도에 대한 표준편차인 상기 블레이드의 회전속도 변동량을 전송받아, 상기 피치각 조절유닛을 제어하여 상기 블레이드의 피치각을 조절하는 제2 제어부를 더 포함하는 풍력발전기. - 제4항에 있어서,
상기 제2 제어부는,
상기 바람의 풍속에 대한 상기 블레이드의 최소 피치각을 제한하는 피치명령 제한값을 설정하고, 상기 설정된 피치명령 제한값에 따라 상기 피치각 조절유닛을 제어하는 풍력발전기.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020140128044A KR101656478B1 (ko) | 2014-09-25 | 2014-09-25 | 풍력발전기 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020140128044A KR101656478B1 (ko) | 2014-09-25 | 2014-09-25 | 풍력발전기 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR20160036214A true KR20160036214A (ko) | 2016-04-04 |
KR101656478B1 KR101656478B1 (ko) | 2016-09-22 |
Family
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1020140128044A Expired - Fee Related KR101656478B1 (ko) | 2014-09-25 | 2014-09-25 | 풍력발전기 |
Country Status (1)
Country | Link |
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KR (1) | KR101656478B1 (ko) |
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR20190099705A (ko) * | 2018-02-19 | 2019-08-28 | 두산중공업 주식회사 | 멀티형 풍력 발전기 및 이의 제어 방법 |
WO2019209036A1 (ko) * | 2018-04-26 | 2019-10-31 | 주식회사 한진산업 | 풍력발전기의 피치 제어 시스템 및 이를 포함하는 풍력발전시스템 |
CN111779627A (zh) * | 2020-06-24 | 2020-10-16 | 国电电力浙江舟山海上风电开发有限公司 | 适用于海上风电场的含抗台风模式的叶轮控制系统 |
CN111912560A (zh) * | 2020-07-14 | 2020-11-10 | 嘉兴学院 | 一种风载荷压力传感器设备 |
KR102251647B1 (ko) * | 2019-11-07 | 2021-05-13 | 울산대학교 산학협력단 | 풍력 터빈 발전기용 비돌출형 풍향 풍속 측정 장치 및 그 방법 |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB2067247B (en) * | 1980-01-10 | 1983-11-02 | Erno Raumfahrttechnik Gmbh | Device for determining the wind energy in order to control wind generators |
JP2005155509A (ja) * | 2003-11-27 | 2005-06-16 | Jfe Engineering Kk | 風力発電制御方法及び装置、風力発電装置並びに風力発電制御方法のプログラム |
KR20110102137A (ko) | 2010-01-27 | 2011-09-16 | 미츠비시 쥬고교 가부시키가이샤 | 풍력 발전 장치 및 풍력 발전 장치의 요 선회 제어 방법 |
-
2014
- 2014-09-25 KR KR1020140128044A patent/KR101656478B1/ko not_active Expired - Fee Related
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB2067247B (en) * | 1980-01-10 | 1983-11-02 | Erno Raumfahrttechnik Gmbh | Device for determining the wind energy in order to control wind generators |
JP2005155509A (ja) * | 2003-11-27 | 2005-06-16 | Jfe Engineering Kk | 風力発電制御方法及び装置、風力発電装置並びに風力発電制御方法のプログラム |
KR20110102137A (ko) | 2010-01-27 | 2011-09-16 | 미츠비시 쥬고교 가부시키가이샤 | 풍력 발전 장치 및 풍력 발전 장치의 요 선회 제어 방법 |
Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR20190099705A (ko) * | 2018-02-19 | 2019-08-28 | 두산중공업 주식회사 | 멀티형 풍력 발전기 및 이의 제어 방법 |
WO2019209036A1 (ko) * | 2018-04-26 | 2019-10-31 | 주식회사 한진산업 | 풍력발전기의 피치 제어 시스템 및 이를 포함하는 풍력발전시스템 |
KR102251647B1 (ko) * | 2019-11-07 | 2021-05-13 | 울산대학교 산학협력단 | 풍력 터빈 발전기용 비돌출형 풍향 풍속 측정 장치 및 그 방법 |
CN111779627A (zh) * | 2020-06-24 | 2020-10-16 | 国电电力浙江舟山海上风电开发有限公司 | 适用于海上风电场的含抗台风模式的叶轮控制系统 |
CN111912560A (zh) * | 2020-07-14 | 2020-11-10 | 嘉兴学院 | 一种风载荷压力传感器设备 |
CN111912560B (zh) * | 2020-07-14 | 2021-08-24 | 嘉兴学院 | 一种风载荷压力传感器设备 |
Also Published As
Publication number | Publication date |
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KR101656478B1 (ko) | 2016-09-22 |
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