JPS6045787A - Emergency stop motion for wind power prime mover - Google Patents
Emergency stop motion for wind power prime moverInfo
- Publication number
- JPS6045787A JPS6045787A JP58153522A JP15352283A JPS6045787A JP S6045787 A JPS6045787 A JP S6045787A JP 58153522 A JP58153522 A JP 58153522A JP 15352283 A JP15352283 A JP 15352283A JP S6045787 A JPS6045787 A JP S6045787A
- Authority
- JP
- Japan
- Prior art keywords
- controller
- wind turbine
- rotation
- windmill
- emergency
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 230000002159 abnormal effect Effects 0.000 abstract description 2
- 230000005856 abnormality Effects 0.000 description 4
- 238000010586 diagram Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
Classifications
-
- 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
- F03D7/0244—Controlling wind motors the wind motors having rotation axis substantially parallel to the air flow entering the rotor for braking
- F03D7/0248—Controlling wind motors the wind motors having rotation axis substantially parallel to the air flow entering the rotor for braking by mechanical means acting on the power train
-
- 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
- F05B2270/107—Purpose of the control system to cope with emergencies
- F05B2270/1074—Purpose of the control system to cope with emergencies by using back-up controls
-
- 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
Landscapes
- 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)
- Wind Motors (AREA)
Abstract
Description
【発明の詳細な説明】
産業上の利用分野
本発明は、風の力によって風車が回転し、その回転エネ
ルギーを動力として利用する風力原動機に関するもので
ある。DETAILED DESCRIPTION OF THE INVENTION Field of the Invention The present invention relates to a wind turbine in which a wind turbine is rotated by the force of the wind and the rotational energy is used as motive power.
従来例の構成とその問題点
従来より、風力原動機の安全な運用を目的として、種々
の安全装置が採用されている。その一実施例を第１図に
基づいて説明する。Conventional Structures and Their Problems Various safety devices have been employed in the past for the purpose of safe operation of wind power generators. One embodiment will be described based on FIG. 1.
第１図において、１は風車具、１ａは可変ピッチ装置、
２は回転軸、３は回転軸２の回転数を検出する回転計、
４は回転軸２に取付けた制動装置、５はギヤボックス、
６は発電機でありそれぞれナセル７に収納され、塔８の
上に旋回自在に取９付けられている。９は風車制御器１
０とナセル７内部との電気的接続を行う集電装置である
。In FIG. 1, 1 is a wind turbine, 1a is a variable pitch device,
2 is a rotating shaft, 3 is a tachometer that detects the rotation speed of the rotating shaft 2,
4 is a braking device attached to the rotating shaft 2, 5 is a gear box,
Reference numeral 6 denotes a generator, each of which is housed in a nacelle 7, and mounted 9 on a tower 8 so as to be able to rotate freely. 9 is the wind turbine controller 1
0 and the inside of the nacelle 7.
以上のように構成された風力原動機について、以下その
動作について説明する。まず、風車具１が回転すると、
その回転動力は回転軸２、ギヤボックス５を介して発電
機６を駆動し、発電を行う。The operation of the wind power generator configured as described above will be described below. First, when the windmill tool 1 rotates,
The rotational power drives a generator 6 via the rotating shaft 2 and gear box 5 to generate electricity.
風車具の回転数は回転計３にて検出され、その電気信号
は集電装置９を介して風車制御＋’＋：ｒ １０に送ら
れており、風車具の回転が高くなると、可変ピッチ装置
１ａを風車制御器１０より制御して回転制御が行われて
いる。また、強風時やその他必要に応じて制動装置４を
風車制御器１０より制御することにより、風車具の回転
を停止させている。The rotational speed of the windmill is detected by the tachometer 3, and the electrical signal is sent to the windmill control +'+:r 10 via the current collector 9. When the rotation of the windmill increases, the variable pitch device 1a is controlled by a wind turbine controller 10 to control its rotation. Further, the rotation of the wind turbine equipment is stopped by controlling the braking device 4 from the wind turbine controller 10 during strong winds or other times as necessary.
しかしながら、上記のような構成では、風車制御器１ｏ
やその電源系統及び集電装置９等に故障が発生した場合
には風車具の回転を止めることが不可能となり、大きな
事故につながる欠点があった・発明の目的
本発明は上記欠点に鑑み、風力原動機の制御系統に故障
が発生した場合でも、別に設けた非常用制御器によシ、
風車具の回転を停止させることのできる非常停止装置を
提供し、信頼性並びに安全性の向上をはかるものである
。However, in the above configuration, the wind turbine controller 1o
In the event that a failure occurs in the wind turbine, its power supply system, current collector 9, etc., it becomes impossible to stop the rotation of the wind turbine, leading to a major accident.Purpose of the Invention In view of the above-mentioned drawbacks, the present invention has the following drawbacks: Even if a failure occurs in the control system of the wind power plant, a separate emergency controller will
An emergency stop device capable of stopping the rotation of a wind turbine equipment is provided to improve reliability and safety.
発明の構成
この目的を達成するために本発明の風力原動機の非常停
止装置は、風車具の回転を停止できる制動装置と、異常
を検出する手段と、制動装置を制御する非常用制御器と
非常用電池から構成されている。Structure of the Invention In order to achieve this object, the emergency stop device for a wind power generator of the present invention includes a braking device capable of stopping the rotation of a wind turbine, a means for detecting an abnormality, an emergency controller for controlling the braking device, and an emergency stop device for a wind turbine. Consists of batteries.
実施例の説明
以下本発明の一実施例について、第２図を参照しながら
説明する。DESCRIPTION OF THE EMBODIMENTS An embodiment of the present invention will be described below with reference to FIG.
なお第１図と同一部材については同一番号を付けて説明
を省略する。Note that the same members as in FIG. 1 are given the same numbers and their explanations are omitted.
第２図において、１１は非常用制御器、１２は非常用電
池である。In FIG. 2, 11 is an emergency controller and 12 is an emergency battery.
以上のように構成された風力原動機について、以下その
動作について説明する。The operation of the wind power generator configured as described above will be described below.
強風時において、風車制御器１０、あるいは集電装置９
系統に故障が生じた場合には、風車具１の可変ピッチ装
置１ａや制動装置４は制御不能となるため、風車具１の
回転は異常に高くなる。このとき、異常回転を回転計３
にて検出し、非常用制御器１１の働きにより制動装置４
を作動させ、風車具１の回転を停止させるものである。During strong winds, the wind turbine controller 10 or the current collector 9
If a failure occurs in the system, the variable pitch device 1a and braking device 4 of the wind turbine 1 become uncontrollable, and the rotation of the wind turbine 1 becomes abnormally high. At this time, the abnormal rotation is detected by the tachometer 3.
The braking device 4 is activated by the emergency controller 11.
The wind turbine device 1 is operated to stop the rotation of the wind turbine tool 1.
なお非常用制御器１１の電源として非常用電池１２を設
けているが通常は発電機６により充電が行なわれている
ため、過放電になることはない。Although an emergency battery 12 is provided as a power source for the emergency controller 11, it is normally charged by the generator 6, so over-discharge will not occur.
以上のように本実施例によれば、非常用制御器１１を風
車制御器１０と分離独立させ、ナセル７内に収納するこ
とにより、風車制御器系統の異常時にも、風車具１を安
全に停止さぜることかできる。As described above, according to this embodiment, the emergency controller 11 is separated and independent from the wind turbine controller 10 and housed in the nacelle 7, so that the wind turbine equipment 1 can be safely operated even in the event of an abnormality in the wind turbine controller system. Can be stopped or stirred.
発明の効果
以上のように本発明は、風車具の回転を停止できる制動
装置と風車具の異常を検出する手段と、非常用制御器を
風車制御器と分離独立させ、異常時に前記非常用制御器
により制動装置を作動させ、風車具の回転を停止させる
ことができるものであり、風力原動機の信頼性と安全性
の向上に効果が大である。Effects of the Invention As described above, the present invention includes a braking device that can stop the rotation of a wind turbine, a means for detecting an abnormality in the wind turbine, and an emergency controller that is separated and independent from the wind turbine controller, so that the emergency control can be activated in the event of an abnormality. This device can actuate the braking device and stop the rotation of the wind turbine equipment, and is highly effective in improving the reliability and safety of wind turbines.
第１図は従来の風力原動機の構成図、第２図は本発明の
一実施例における風力原動機の構成図である。
１・・・・風車具、３ ・・・回転計、４ 制動装置、
１ｏ 風車制御器、１１−・ 非常用制御器、１２・・
・・非常用電池。
代理人の氏名 弁理士 中 尾 敏 男 ほか１名Ｉ：
Ａ
第１図
第２図
５４９FIG. 1 is a block diagram of a conventional wind motor, and FIG. 2 is a block diagram of a wind motor according to an embodiment of the present invention. 1...Windmill equipment, 3...Tachometer, 4 Braking device,
1o Wind turbine controller, 11-・ Emergency controller, 12...
・Emergency battery. Name of agent: Patent attorney Toshio Nakao and one other person:
A Figure 1 Figure 2 549
Claims (2)
置と、前記風車具の回転を制御する風車制御器とは独立
した非常用制御器を備え、風車具の異常回転時に、前記
制動装置と非常用制御器により風車具の回転を停止させ
るようにした風力原動機の非常停止装置。(1) A wind turbine, a braking device that stops the rotation of the wind turbine, and an emergency controller that is independent of the wind turbine controller that controls the rotation of the wind turbine, and when the wind turbine rotates abnormally, the braking device stops the rotation of the wind turbine. An emergency stop device for wind turbines that uses a device and an emergency controller to stop the rotation of wind turbine equipment.
収納した特許請求の範囲第１項記載の風力原動機の非常
停止装置。(2) An emergency stop device for a wind power motor according to claim 1, wherein an emergency controller and an emergency battery are housed in a nacelle on a tower.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP58153522A JPS6045787A (en) | 1983-08-22 | 1983-08-22 | Emergency stop motion for wind power prime mover |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP58153522A JPS6045787A (en) | 1983-08-22 | 1983-08-22 | Emergency stop motion for wind power prime mover |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6045787A true JPS6045787A (en) | 1985-03-12 |
Family
ID=15564368
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP58153522A Pending JPS6045787A (en) | 1983-08-22 | 1983-08-22 | Emergency stop motion for wind power prime mover |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6045787A (en) |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS62100481U (en) * | 1985-12-13 | 1987-06-26 | ||
| US6857846B2 (en) * | 2001-06-19 | 2005-02-22 | Lewis H. Miller | Stackable vertical axis windmill |
| WO2006096895A1 (en) * | 2005-03-18 | 2006-09-21 | Windtec Consulting Gmbh | Method and device for braking the rotor of a wind energy plant |
| US7175389B2 (en) * | 2004-06-30 | 2007-02-13 | General Electric Company | Methods and apparatus for reducing peak wind turbine loads |
| JP2008228570A (en) * | 2002-11-15 | 2008-09-25 | Zephyr Corp | Wind power generating system |
| EP2080900A2 (en) * | 2008-01-17 | 2009-07-22 | General Electric Company | A wind turbine comprising several subunits and method of operation |
| WO2012034863A1 (en) * | 2010-09-16 | 2012-03-22 | Repower Systems Ag | Wind power plant and method for the controlled shutdown of a wind power plant |
| CN105484937A (en) * | 2015-12-30 | 2016-04-13 | 北京天诚同创电气有限公司 | Control method and device for variable pitch system of wind generating set |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5862382A (en) * | 1981-10-07 | 1983-04-13 | Nippon Telegr & Teleph Corp <Ntt> | Braking control for windmill power generator |
-
1983
- 1983-08-22 JP JP58153522A patent/JPS6045787A/en active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5862382A (en) * | 1981-10-07 | 1983-04-13 | Nippon Telegr & Teleph Corp <Ntt> | Braking control for windmill power generator |
Cited By (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS62100481U (en) * | 1985-12-13 | 1987-06-26 | ||
| US6857846B2 (en) * | 2001-06-19 | 2005-02-22 | Lewis H. Miller | Stackable vertical axis windmill |
| JP2008228570A (en) * | 2002-11-15 | 2008-09-25 | Zephyr Corp | Wind power generating system |
| US7175389B2 (en) * | 2004-06-30 | 2007-02-13 | General Electric Company | Methods and apparatus for reducing peak wind turbine loads |
| EP1990538A3 (en) * | 2005-03-18 | 2009-11-11 | AMSC Windtec GmbH | Device for braking a rotor of a wind power system |
| WO2006096895A1 (en) * | 2005-03-18 | 2006-09-21 | Windtec Consulting Gmbh | Method and device for braking the rotor of a wind energy plant |
| EP2080900A2 (en) * | 2008-01-17 | 2009-07-22 | General Electric Company | A wind turbine comprising several subunits and method of operation |
| EP2080900A3 (en) * | 2008-01-17 | 2013-01-16 | General Electric Company | A wind turbine comprising several subunits and method of operation |
| US8805595B2 (en) | 2008-01-17 | 2014-08-12 | General Electric Company | Wind turbine arranged for independent operation of its components and related method and computer program |
| WO2012034863A1 (en) * | 2010-09-16 | 2012-03-22 | Repower Systems Ag | Wind power plant and method for the controlled shutdown of a wind power plant |
| US9000603B2 (en) | 2010-09-16 | 2015-04-07 | Senvion Se | Wind power plant and method for the controlled shutdown of a wind power plant |
| EP2884098A1 (en) * | 2010-09-16 | 2015-06-17 | Senvion Se | Wind power plant and method for the controlled shutdown of a wind power plant |
| CN105484937A (en) * | 2015-12-30 | 2016-04-13 | 北京天诚同创电气有限公司 | Control method and device for variable pitch system of wind generating set |
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