JP5031090B2 - 風力発電装置の軸受補修方法 - Google Patents
風力発電装置の軸受補修方法 Download PDFInfo
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- JP5031090B2 JP5031090B2 JP2010506466A JP2010506466A JP5031090B2 JP 5031090 B2 JP5031090 B2 JP 5031090B2 JP 2010506466 A JP2010506466 A JP 2010506466A JP 2010506466 A JP2010506466 A JP 2010506466A JP 5031090 B2 JP5031090 B2 JP 5031090B2
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- bearing
- plate
- wind turbine
- turbine generator
- outer cylinder
- 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.)
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
- F16C35/00—Rigid support of bearing units; Housings, e.g. caps, covers
- F16C35/04—Rigid support of bearing units; Housings, e.g. caps, covers in the case of ball or roller bearings
- F16C35/06—Mounting or dismounting of ball or roller bearings; Fixing them onto shaft or in housing
- F16C35/07—Fixing them on the shaft or housing with interposition of an element
- F16C35/077—Fixing them on the shaft or housing with interposition of an element between housing and outer race ring
-
- 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
- F03D80/00—Details, components or accessories not provided for in groups F03D1/00 - F03D17/00
- F03D80/50—Maintenance or repair
-
- 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
- F03D80/00—Details, components or accessories not provided for in groups F03D1/00 - F03D17/00
- F03D80/70—Bearing or lubricating arrangements
-
- 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
- F05B2230/00—Manufacture
- F05B2230/80—Repairing, retrofitting or upgrading methods
-
- 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
- F05B2240/50—Bearings
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
- F16C2237/00—Repair or replacement
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
- F16C2360/00—Engines or pumps
- F16C2360/31—Wind motors
-
- 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
-
- 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
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/50—Manufacturing or production processes characterised by the final manufactured product
-
- 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
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T29/00—Metal working
- Y10T29/49—Method of mechanical manufacture
- Y10T29/49316—Impeller making
-
- 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
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T29/00—Metal working
- Y10T29/49—Method of mechanical manufacture
- Y10T29/49316—Impeller making
- Y10T29/49318—Repairing or disassembling
-
- 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
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T29/00—Metal working
- Y10T29/49—Method of mechanical manufacture
- Y10T29/49316—Impeller making
- Y10T29/49327—Axial blower or fan
-
- 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
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T29/00—Metal working
- Y10T29/49—Method of mechanical manufacture
- Y10T29/49316—Impeller making
- Y10T29/49332—Propeller making
-
- 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
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T29/00—Metal working
- Y10T29/49—Method of mechanical manufacture
- Y10T29/49636—Process for making bearing or component thereof
- Y10T29/49638—Repairing
Description
また、装置側部材と軸受の軌道輪との間にくさびピースを除く複数のピースを挿入した後、最後に残ったくさびピースを打ち込むことで、隣接するピースが密着するとともに、各ピースが装置側部材に押し付けられる。したがって、装置側部材と軸受の軌道輪との間の隙間をプレートで確実に埋めることができる。
また、プレート(樹脂材)の静摩擦係数を0.15以下にすることで、比較的低い荷重が軸受にかかった時点で、プレートと軌道輪との間の相対的な滑りを生じさせ、プレートに過度のせん断力がかかることを確実に防止できる。
そこで、上述のように、プレートの挿入前に、軸受軌道輪の周囲における装置側部材の端面を削り、プレート挿入口を予め形成しておくことで、装置側部材と軌道輪との間に補修用のプレートを容易に挿入することができる。
以下では、まず、本発明に係る軸受補修方法が適用される風力発電装置の一例について説明した後、本発明に係る軸受補修方法について詳述する。なお、ここでは、風力発電装置の一例としていわゆる同期発電機形式のものを説明するが、本発明に係る軸受補修方法は同期発電機形式の風力発電装置だけでなく、いわゆる誘導発電機形式を含む他の形式の風力発電装置にも適用できることはいうまでもない。
図1に示すように、風力発電装置1は、主として、基礎B上に立設された支柱2と、支柱2の上端に設置されたナセル4と、ナセル4に取り付けられたロータヘッド6と、ロータヘッド6に取り付けられた複数枚の回転翼8とで構成されている。
一方、発電機16の固定子19は、複数のコイルが互いに間隔を空けて並べられた構成を有する。固定子19は、発電機ロータ17に支持された回転子18に対向するように、固定系である支持部材15に固定されている。
Width Modulation)制御により、所定の周波数・電圧に制御されて送電系統に送られる。
このように、プレート(樹脂材)40の比摩耗量を1.0×10−9mm3/Nmm以下にすることで、主軸受12に高荷重がかかり、プレート40と外輪12Aとの間に滑りが発生した場合であっても、プレート40の摩耗量を抑えて、プレート40による充填状態を長期にわたって維持できる。
このように、プレート(樹脂材)40の静摩擦係数を0.15以下にすることで、比較的低い荷重が主軸受12にかかった時点で、プレート40と外輪12Aとの間の相対的な滑りを生じさせ、プレート40に過度のせん断力がかかることを確実に防止できる。
Claims (6)
- 風力発電装置の軸受を補修する方法であって、
前記軸受の軌道輪に固定される前記風力発電装置の構成部材と、前記軸受の前記軌道輪との間にプレートを挿入する工程と、
前記風力発電装置の前記構成部材に前記プレートを固定する工程とを備え、
前記プレートと前記軸受の前記軌道輪との間は滑りが許容されていることを特徴とする風力発電装置の軸受補修方法。 - 前記プレートは、くさびピースを含む複数のピースに分割されており、
前記プレートを挿入する工程では、前記くさびピースを除く前記複数のピースを前記風力発電装置の前記構成部材と前記軸受の前記軌道輪との間に挿入した後に、前記くさびピースを打ち込むことを特徴とする請求項1に記載の風力発電装置の軸受補修方法。 - 前記プレートは、比摩耗量が1.0×10−9mm3/Nmm以下であり、静摩擦係数が0.15以下である樹脂材からなることを特徴とする請求項1に記載の風力発電装置の軸受補修方法。
- 前記プレートを挿入する工程の前に、前記プレートを前記構成部材と前記軌道輪との間に挿入するための挿入口が形成されるように、前記軌道輪の周囲における前記構成部材の端面を削る工程をさらに備えることを特徴とする請求項1に記載の風力発電装置の軸受補修方法。
- 前記構成部材は前記風力発電装置の主軸外筒であり、
前記軸受は、前記主軸外筒に外輪が固定された主軸受であることを特徴とする請求項1に記載の風力発電装置の軸受補修方法。 - 前記主軸受は、前記風力発電装置のナセル台板から切り離されていることを特徴とする請求項1に記載の風力発電装置の軸受補修方法。
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
PCT/JP2010/051933 WO2011099120A1 (ja) | 2010-02-10 | 2010-02-10 | 風力発電装置の軸受補修方法 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP5031090B2 true JP5031090B2 (ja) | 2012-09-19 |
JPWO2011099120A1 JPWO2011099120A1 (ja) | 2013-06-13 |
Family
ID=44366925
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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JP2010506466A Active JP5031090B2 (ja) | 2010-02-10 | 2010-02-10 | 風力発電装置の軸受補修方法 |
Country Status (9)
Country | Link |
---|---|
US (1) | US8341840B2 (ja) |
EP (1) | EP2381097A1 (ja) |
JP (1) | JP5031090B2 (ja) |
KR (1) | KR101192475B1 (ja) |
CN (1) | CN102216610B (ja) |
AU (1) | AU2010201617B1 (ja) |
BR (1) | BRPI1000007A2 (ja) |
CA (1) | CA2693746C (ja) |
WO (1) | WO2011099120A1 (ja) |
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CN103994033B (zh) * | 2009-06-30 | 2017-06-23 | 维斯塔斯风力系统集团公司 | 具有改进的偏航控制的风轮机 |
GB0916189D0 (en) * | 2009-09-15 | 2009-10-28 | Ricardo Uk Ltd | Bearing for wind turbine |
EP2568163A1 (en) * | 2011-09-08 | 2013-03-13 | Siemens Aktiengesellschaft | Direct-drive wind turbine |
JP2013076441A (ja) * | 2011-09-30 | 2013-04-25 | Mitsubishi Heavy Ind Ltd | 風車用旋回輪軸受構造及び風車用旋回輪軸受構造の交換方法 |
CN103506800B (zh) * | 2012-06-29 | 2016-08-03 | 永康市盖浦汽车配件制造有限公司 | 一种汽车转向助力泵泵体的再制造修复工艺 |
EP2938879B1 (en) | 2012-08-21 | 2019-10-23 | Aktiebolaget SKF | Wind turbine rotor shaft arrangement |
US20140111046A1 (en) * | 2012-10-22 | 2014-04-24 | General Electric Company | Insulated bearing ring |
CN104121188B (zh) * | 2013-04-27 | 2017-09-22 | 永康市盖浦汽车配件制造有限公司 | 一种汽车转向助力泵的再制造修复工艺 |
US9083220B2 (en) * | 2013-07-29 | 2015-07-14 | General Electric Company | Method for servicing generator rotor in-situ |
US9523348B2 (en) | 2013-09-25 | 2016-12-20 | General Electric Company | Rotor blade assembly with shim plate for mitigation pitch bearing loads |
EP2871377B1 (en) * | 2013-11-07 | 2017-01-25 | Aktiebolaget SKF | Bearing unit for fluid machinery application |
JP6529293B2 (ja) * | 2015-03-17 | 2019-06-12 | 株式会社クボタ | 滑り軸受装置、ポンプ、隙間調節方法および滑り軸受装置の組立方法 |
KR101677587B1 (ko) * | 2016-07-04 | 2016-11-18 | 엘아이지넥스원 주식회사 | 베어링 구조체 |
JP2019027493A (ja) * | 2017-07-28 | 2019-02-21 | 株式会社ジェイテクト | スライドドア用転がり軸受 |
JP2019027496A (ja) * | 2017-07-28 | 2019-02-21 | 株式会社ジェイテクト | スライドドア用転がり軸受 |
ES2899126T3 (es) * | 2018-07-20 | 2022-03-10 | General Electric Renovables Espana Sl | Sistema de orientación para una turbina eólica |
CN108857260B (zh) * | 2018-07-20 | 2021-02-12 | 中国航发哈尔滨东安发动机有限公司 | 直升机尾传动轴轴承松动的修复方法 |
AT16725U1 (de) * | 2019-02-06 | 2020-07-15 | Eh Holding Gmbh | Verfahren zur Reparatur einer Lageranordnung |
DE102019202840A1 (de) * | 2019-03-01 | 2020-09-03 | Aktiebolaget Skf | Abrollflächenelement einer Wälzlagerung und Verfahren zum Reparieren eines Abrollflächenelements |
AU2020370530A1 (en) * | 2019-10-23 | 2022-05-12 | Vestas Wind Systems A/S | Method of repairing a bearing bore and bore insert for repairing a bearing bore |
US11261848B2 (en) * | 2020-01-31 | 2022-03-01 | Renew Energy Maintenance, Llc | Field machining of wind turbine gearboxes |
EP4001682B1 (en) | 2020-11-23 | 2024-01-03 | Nordex Energy SE & Co. KG | Bearing support arrangement for a wind turbine, wind turbine and method for mounting a bearing support arrangement |
Citations (1)
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JPH0735147A (ja) * | 1993-07-26 | 1995-02-03 | Hitachi Ltd | 回転電機 |
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-
2010
- 2010-02-10 AU AU2010201617A patent/AU2010201617B1/en not_active Ceased
- 2010-02-10 EP EP10703606A patent/EP2381097A1/en not_active Withdrawn
- 2010-02-10 WO PCT/JP2010/051933 patent/WO2011099120A1/ja active Application Filing
- 2010-02-10 BR BRPI1000007A patent/BRPI1000007A2/pt not_active IP Right Cessation
- 2010-02-10 KR KR1020107008367A patent/KR101192475B1/ko not_active IP Right Cessation
- 2010-02-10 JP JP2010506466A patent/JP5031090B2/ja active Active
- 2010-02-10 CA CA2693746A patent/CA2693746C/en not_active Expired - Fee Related
- 2010-02-10 CN CN201080000699.1A patent/CN102216610B/zh active Active
- 2010-02-10 US US12/675,006 patent/US8341840B2/en active Active
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0735147A (ja) * | 1993-07-26 | 1995-02-03 | Hitachi Ltd | 回転電機 |
Also Published As
Publication number | Publication date |
---|---|
CA2693746A1 (en) | 2011-08-10 |
CA2693746C (en) | 2012-05-29 |
CN102216610B (zh) | 2014-08-20 |
AU2010201617B1 (en) | 2011-07-28 |
CN102216610A (zh) | 2011-10-12 |
US20120055024A1 (en) | 2012-03-08 |
US8341840B2 (en) | 2013-01-01 |
WO2011099120A1 (ja) | 2011-08-18 |
JPWO2011099120A1 (ja) | 2013-06-13 |
KR101192475B1 (ko) | 2012-10-17 |
BRPI1000007A2 (pt) | 2017-01-10 |
KR20110120196A (ko) | 2011-11-03 |
EP2381097A1 (en) | 2011-10-26 |
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