JP2018138808A - スクイズフィルムダンパベアリング装置 - Google Patents
スクイズフィルムダンパベアリング装置 Download PDFInfo
- Publication number
- JP2018138808A JP2018138808A JP2017033476A JP2017033476A JP2018138808A JP 2018138808 A JP2018138808 A JP 2018138808A JP 2017033476 A JP2017033476 A JP 2017033476A JP 2017033476 A JP2017033476 A JP 2017033476A JP 2018138808 A JP2018138808 A JP 2018138808A
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- JP
- Japan
- Prior art keywords
- oil
- squeeze film
- rotating shaft
- race
- annular space
- 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
- F16C27/00—Elastic or yielding bearings or bearing supports, for exclusively rotary movement
- F16C27/04—Ball or roller bearings, e.g. with resilient rolling bodies
- F16C27/045—Ball or roller bearings, e.g. with resilient rolling bodies with a fluid film, e.g. squeeze film damping
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01D—NON-POSITIVE DISPLACEMENT MACHINES OR ENGINES, e.g. STEAM TURBINES
- F01D25/00—Component parts, details, or accessories, not provided for in, or of interest apart from, other groups
- F01D25/16—Arrangement of bearings; Supporting or mounting bearings in casings
- F01D25/162—Bearing supports
- F01D25/164—Flexible supports; Vibration damping means associated with the bearing
-
- 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
- F16C19/00—Bearings with rolling contact, for exclusively rotary movement
- F16C19/02—Bearings with rolling contact, for exclusively rotary movement with bearing balls essentially of the same size in one or more circular rows
- F16C19/04—Bearings with rolling contact, for exclusively rotary movement with bearing balls essentially of the same size in one or more circular rows for radial load mainly
- F16C19/06—Bearings with rolling contact, for exclusively rotary movement with bearing balls essentially of the same size in one or more circular rows for radial load mainly with a single row or balls
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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
- F16C33/00—Parts of bearings; Special methods for making bearings or parts thereof
- F16C33/30—Parts of ball or roller bearings
- F16C33/66—Special parts or details in view of lubrication
- F16C33/6637—Special parts or details in view of lubrication with liquid lubricant
- F16C33/6659—Details of supply of the liquid to the bearing, e.g. passages or nozzles
- F16C33/667—Details of supply of the liquid to the bearing, e.g. passages or nozzles related to conditioning, e.g. cooling, filtering
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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
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F15/00—Suppression of vibrations in systems; Means or arrangements for avoiding or reducing out-of-balance forces, e.g. due to motion
- F16F15/02—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems
- F16F15/023—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using fluid means
- F16F15/0237—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using fluid means involving squeeze-film damping
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01D—NON-POSITIVE DISPLACEMENT MACHINES OR ENGINES, e.g. STEAM TURBINES
- F01D25/00—Component parts, details, or accessories, not provided for in, or of interest apart from, other groups
- F01D25/18—Lubricating arrangements
- F01D25/20—Lubricating arrangements using lubrication pumps
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
- F05D—INDEXING SCHEME FOR ASPECTS RELATING TO NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES, GAS-TURBINES OR JET-PROPULSION PLANTS
- F05D2240/00—Components
- F05D2240/50—Bearings
- F05D2240/54—Radial bearings
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
- F05D—INDEXING SCHEME FOR ASPECTS RELATING TO NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES, GAS-TURBINES OR JET-PROPULSION PLANTS
- F05D2260/00—Function
- F05D2260/96—Preventing, counteracting or reducing vibration or noise
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
- F05D—INDEXING SCHEME FOR ASPECTS RELATING TO NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES, GAS-TURBINES OR JET-PROPULSION PLANTS
- F05D2270/00—Control
- F05D2270/30—Control parameters, e.g. input parameters
- F05D2270/304—Spool rotational speed
-
- 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
- F16C2360/23—Gas turbine engines
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Aviation & Aerospace Engineering (AREA)
- Support Of The Bearing (AREA)
- Rolling Contact Bearings (AREA)
Abstract
Description
41 スリーブ(回転軸)
44 ベアリング保持部材
45 インナーレース
46 アウターレース
47 ボール(転動体)
54 環状空間
55 オイルポンプ(オイル供給源)
57 油路
58 開閉弁
60 オイルヒータ(オイル温度調整手段)
Claims (2)
- 回転軸(15,41)の外周に嵌合するインナーレース(45)と、ベアリング保持部材(44)の内周に環状空間(54)を介して支持されたアウターレース(46)と、前記インナーレース(45)および前記アウターレース(46)間に配置された複数の転動体(47)と、前記環状空間(54)に油路(57)を介してオイルを供給してスクイズフィルムを構成するオイル供給源(55)とを備えるスクイズフィルムダンパベアリング装置であって、
前記油路(57)を開閉する開閉弁(58)を備え、前記回転軸(15,41)の回転数が所定回転数に達したときに、前記開閉弁(58)を制御して前記スクイズフィルムの油圧を変化させることで、前記回転軸(15,41)の振動特性を変化させることを特徴とするスクイズフィルムダンパベアリング装置。 - 回転軸(15,41)の外周に嵌合するインナーレース(45)と、ベアリング保持部材(44)の内周に環状空間(54)を介して支持されたアウターレース(46)と、前記インナーレース(45)および前記アウターレース(46)間に配置された複数の転動体(47)と、前記環状空間(54)に油路(57)を介してオイルを供給してスクイズフィルムを構成するオイル供給源(55)とを備えるスクイズフィルムダンパベアリング装置であって、
前記オイルの温度を調整するオイル温度調整手段(60)を備え、前記回転軸(15,41)の回転数が所定回転数に達したときに、前記オイル温度調整手段(60)で前記オイルの温度を調整することで、前記スクイズフィルムのオイルの粘性を変化させて前記回転軸(15,41)の振動特性を変化させることを特徴とするスクイズフィルムダンパベアリング装置。
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2017033476A JP6934729B2 (ja) | 2017-02-24 | 2017-02-24 | スクイズフィルムダンパベアリング装置 |
US15/898,934 US10309455B2 (en) | 2017-02-24 | 2018-02-19 | Squeeze film damper bearing device |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2017033476A JP6934729B2 (ja) | 2017-02-24 | 2017-02-24 | スクイズフィルムダンパベアリング装置 |
Publications (2)
Publication Number | Publication Date |
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JP2018138808A true JP2018138808A (ja) | 2018-09-06 |
JP6934729B2 JP6934729B2 (ja) | 2021-09-15 |
Family
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Family Applications (1)
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JP2017033476A Active JP6934729B2 (ja) | 2017-02-24 | 2017-02-24 | スクイズフィルムダンパベアリング装置 |
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US (1) | US10309455B2 (ja) |
JP (1) | JP6934729B2 (ja) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN113439152A (zh) * | 2019-01-23 | 2021-09-24 | 赛峰飞机发动机公司 | 用于对涡轮机轴进行定心和旋转引导的包括多个优化的阻尼流体膜的设备 |
Families Citing this family (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE102017215767A1 (de) * | 2017-09-07 | 2019-03-07 | Siemens Aktiengesellschaft | Regelsystem zur Einstellung der Lageröltemperatur zwecks Minimierung der Rotorschwingungen |
CN107725408B (zh) * | 2017-11-13 | 2023-10-10 | 珠海格力电器股份有限公司 | 轴承安装固定结构和压缩机 |
US10801366B2 (en) * | 2018-05-15 | 2020-10-13 | General Electric Company | Variable stiffness bearing housing |
CN109281944B (zh) * | 2018-10-19 | 2021-01-12 | 中国科学院工程热物理研究所 | 一种发动机转子支点中深沟球轴承的轴向力预加载结构 |
FR3088681B1 (fr) * | 2018-11-16 | 2021-02-12 | Safran Aircraft Engines | Module de turbomachine equipe d'un systeme de regulation de pression d'un film fluide d'amortissement et procede de regulation active de pression d'un film d'amortissement des vibrations de la turbomachine |
US11433322B2 (en) * | 2019-08-23 | 2022-09-06 | Raytheon Technologies Corporation | Squeeze film damper acoustic isolation |
US11215117B2 (en) * | 2019-11-08 | 2022-01-04 | Raytheon Technologies Corporation | Gas turbine engine having electric motor applying power to the high pressure spool shaft and method for operating same |
US11454134B2 (en) | 2020-08-05 | 2022-09-27 | General Electric Company | Damper control valve for a turbomachine |
US11971054B2 (en) | 2020-10-19 | 2024-04-30 | General Electric Company | Damping device for damping shaft vibration |
US11674397B2 (en) | 2020-11-18 | 2023-06-13 | General Electric Company | Variable stiffness damper system |
Citations (2)
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JPH0211834A (ja) * | 1988-05-12 | 1990-01-16 | United Technol Corp <Utc> | 回転装置における回転軸の支持方法及びその装置 |
JPH0411917U (ja) * | 1990-05-22 | 1992-01-30 |
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US3456992A (en) * | 1967-04-07 | 1969-07-22 | Curtiss Wright Corp | Vibration damping device |
DE3938770A1 (de) * | 1989-11-23 | 1991-05-29 | Mtu Muenchen Gmbh | Verfahren und vorrichtung zur regulierung der daempfung von rotierenden massen |
US5149206A (en) * | 1991-04-17 | 1992-09-22 | General Electric Company | Hydraulic shaft damper pressure control |
JP2003083325A (ja) | 2001-09-11 | 2003-03-19 | Ishikawajima Harima Heavy Ind Co Ltd | スクイーズフィルムダンパー軸受 |
US7798720B1 (en) * | 2006-11-16 | 2010-09-21 | Florida Turbine Technologies, Inc. | Squeeze film damper with highly variable support stiffness |
US8272786B2 (en) * | 2009-02-18 | 2012-09-25 | Honeywell International Inc. | Vibration isolation mounting assembly |
DE102009056662A1 (de) * | 2009-12-02 | 2011-06-09 | Schaeffler Technologies Gmbh & Co. Kg | Wälzlageranordnung |
DE102010024689A1 (de) * | 2010-06-23 | 2011-12-29 | Schaeffler Technologies Gmbh & Co. Kg | Hydrostatisch gelagertes Wälzlager |
US9494048B1 (en) * | 2015-05-12 | 2016-11-15 | United Technologies Corporation | Active system for bearing oil damper supply and vibration control |
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2017
- 2017-02-24 JP JP2017033476A patent/JP6934729B2/ja active Active
-
2018
- 2018-02-19 US US15/898,934 patent/US10309455B2/en active Active
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0211834A (ja) * | 1988-05-12 | 1990-01-16 | United Technol Corp <Utc> | 回転装置における回転軸の支持方法及びその装置 |
JPH0411917U (ja) * | 1990-05-22 | 1992-01-30 |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN113439152A (zh) * | 2019-01-23 | 2021-09-24 | 赛峰飞机发动机公司 | 用于对涡轮机轴进行定心和旋转引导的包括多个优化的阻尼流体膜的设备 |
CN113439152B (zh) * | 2019-01-23 | 2023-09-01 | 赛峰飞机发动机公司 | 用于对涡轮机轴进行定心和旋转引导的包括多个优化的阻尼流体膜的设备 |
Also Published As
Publication number | Publication date |
---|---|
US20180245632A1 (en) | 2018-08-30 |
US10309455B2 (en) | 2019-06-04 |
JP6934729B2 (ja) | 2021-09-15 |
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