JP6619434B2 - 追従性ハイブリッド気体潤滑スラスト軸受 - Google Patents
追従性ハイブリッド気体潤滑スラスト軸受 Download PDFInfo
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- 239000000314 lubricant Substances 0.000 claims description 53
- 238000013016 damping Methods 0.000 claims description 33
- 239000012530 fluid Substances 0.000 claims description 17
- 238000000034 method Methods 0.000 claims description 10
- 238000009760 electrical discharge machining Methods 0.000 claims description 6
- 238000005461 lubrication Methods 0.000 claims description 3
- 239000007789 gas Substances 0.000 description 109
- 230000002706 hydrostatic effect Effects 0.000 description 15
- 239000003921 oil Substances 0.000 description 10
- 230000000694 effects Effects 0.000 description 5
- 230000006835 compression Effects 0.000 description 3
- 238000007906 compression Methods 0.000 description 3
- 238000013461 design Methods 0.000 description 3
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- 230000001066 destructive effect Effects 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 239000011888 foil Substances 0.000 description 1
- 238000007373 indentation Methods 0.000 description 1
- 239000010687 lubricating oil Substances 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000003801 milling Methods 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
- 238000009941 weaving Methods 0.000 description 1
Classifications
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- 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
-
- 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
- F16C32/00—Bearings not otherwise provided for
- F16C32/06—Bearings not otherwise provided for with moving member supported by a fluid cushion formed, at least to a large extent, otherwise than by movement of the shaft, e.g. hydrostatic air-cushion bearings
- F16C32/0603—Bearings not otherwise provided for with moving member supported by a fluid cushion formed, at least to a large extent, otherwise than by movement of the shaft, e.g. hydrostatic air-cushion bearings supported by a gas cushion, e.g. an air cushion
- F16C32/0614—Bearings not otherwise provided for with moving member supported by a fluid cushion formed, at least to a large extent, otherwise than by movement of the shaft, e.g. hydrostatic air-cushion bearings supported by a gas cushion, e.g. an air cushion the gas being supplied under pressure, e.g. aerostatic bearings
- F16C32/0622—Bearings not otherwise provided for with moving member supported by a fluid cushion formed, at least to a large extent, otherwise than by movement of the shaft, e.g. hydrostatic air-cushion bearings supported by a gas cushion, e.g. an air cushion the gas being supplied under pressure, e.g. aerostatic bearings via nozzles, restrictors
-
- 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
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- 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
- F01D25/166—Sliding contact bearing
- F01D25/168—Sliding contact bearing for axial load mainly
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- 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
- F01D25/22—Lubricating arrangements using working-fluid or other gaseous fluid as lubricant
-
- 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
- F16C17/00—Sliding-contact bearings for exclusively rotary movement
- F16C17/04—Sliding-contact bearings for exclusively rotary movement for axial load only
- F16C17/06—Sliding-contact bearings for exclusively rotary movement for axial load only with tiltably-supported segments, e.g. Michell 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
- F16C17/00—Sliding-contact bearings for exclusively rotary movement
- F16C17/04—Sliding-contact bearings for exclusively rotary movement for axial load only
- F16C17/06—Sliding-contact bearings for exclusively rotary movement for axial load only with tiltably-supported segments, e.g. Michell bearings
- F16C17/065—Sliding-contact bearings for exclusively rotary movement for axial load only with tiltably-supported segments, e.g. Michell bearings the segments being integrally formed with, or rigidly fixed to, a support-element
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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
- F16C27/02—Sliding-contact bearings
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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
- F16C27/08—Elastic or yielding bearings or bearing supports, for exclusively rotary movement primarily for axial load, e.g. for vertically-arranged shafts
-
- 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
- F16C32/00—Bearings not otherwise provided for
- F16C32/06—Bearings not otherwise provided for with moving member supported by a fluid cushion formed, at least to a large extent, otherwise than by movement of the shaft, e.g. hydrostatic air-cushion 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
- F16C32/00—Bearings not otherwise provided for
- F16C32/06—Bearings not otherwise provided for with moving member supported by a fluid cushion formed, at least to a large extent, otherwise than by movement of the shaft, e.g. hydrostatic air-cushion bearings
- F16C32/0603—Bearings not otherwise provided for with moving member supported by a fluid cushion formed, at least to a large extent, otherwise than by movement of the shaft, e.g. hydrostatic air-cushion bearings supported by a gas cushion, e.g. an air cushion
- F16C32/0614—Bearings not otherwise provided for with moving member supported by a fluid cushion formed, at least to a large extent, otherwise than by movement of the shaft, e.g. hydrostatic air-cushion bearings supported by a gas cushion, e.g. an air cushion the gas being supplied under pressure, e.g. aerostatic bearings
- F16C32/0618—Bearings not otherwise provided for with moving member supported by a fluid cushion formed, at least to a large extent, otherwise than by movement of the shaft, e.g. hydrostatic air-cushion bearings supported by a gas cushion, e.g. an air cushion the gas being supplied under pressure, e.g. aerostatic bearings via porous material
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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
- F16C32/00—Bearings not otherwise provided for
- F16C32/06—Bearings not otherwise provided for with moving member supported by a fluid cushion formed, at least to a large extent, otherwise than by movement of the shaft, e.g. hydrostatic air-cushion bearings
- F16C32/0662—Details of hydrostatic bearings independent of fluid supply or direction of load
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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
- F16C32/00—Bearings not otherwise provided for
- F16C32/06—Bearings not otherwise provided for with moving member supported by a fluid cushion formed, at least to a large extent, otherwise than by movement of the shaft, e.g. hydrostatic air-cushion bearings
- F16C32/0662—Details of hydrostatic bearings independent of fluid supply or direction of load
- F16C32/0666—Details of hydrostatic bearings independent of fluid supply or direction of load of bearing pads
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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
- F16C32/00—Bearings not otherwise provided for
- F16C32/06—Bearings not otherwise provided for with moving member supported by a fluid cushion formed, at least to a large extent, otherwise than by movement of the shaft, e.g. hydrostatic air-cushion bearings
- F16C32/0662—Details of hydrostatic bearings independent of fluid supply or direction of load
- F16C32/0677—Details of hydrostatic bearings independent of fluid supply or direction of load of elastic or yielding bearings or bearing supports
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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
- F16C32/00—Bearings not otherwise provided for
- F16C32/06—Bearings not otherwise provided for with moving member supported by a fluid cushion formed, at least to a large extent, otherwise than by movement of the shaft, e.g. hydrostatic air-cushion bearings
- F16C32/0681—Construction or mounting aspects of hydrostatic bearings, for exclusively rotary movement, related to the direction of load
- F16C32/0692—Construction or mounting aspects of hydrostatic bearings, for exclusively rotary movement, related to the direction of load for axial load only
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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
- F16C33/02—Parts of sliding-contact bearings
- F16C33/04—Brasses; Bushes; Linings
- F16C33/06—Sliding surface mainly made of metal
- F16C33/10—Construction relative to lubrication
- F16C33/1005—Construction relative to lubrication with gas, e.g. air, as lubricant
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- 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
- F05D2240/52—Axial thrust bearings
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- 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
- F05D2240/53—Hydrodynamic or hydrostatic bearings
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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
- F16C2360/00—Engines or pumps
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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
- F16C2360/00—Engines or pumps
- F16C2360/23—Gas turbine engines
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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
- F16C2360/00—Engines or pumps
- F16C2360/44—Centrifugal pumps
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Dispersion Chemistry (AREA)
- Magnetic Bearings And Hydrostatic Bearings (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
- Sliding-Contact Bearings (AREA)
- Support Of The Bearing (AREA)
Description
12 段
14 ロータ
16 ハイブリッドスラスト軸受
20 軸受ランナ
22 加圧気体潤滑剤
24 軸受パッド
26 追従性ばね
28 ダンパ
30 気体入口
34 バックプレート
36 取付用スタッド
38 軸受ハウジング
40 気体吐出オリフィス
42 内側ダンパシール
44 外側ダンパシール
46 軸受パッドハウジング
48 蛇腹
52 気体吐出システム
54 空洞
56 スラスト面
58 取付および減衰システム
60 ダンパプランジャ
62 ダイヤフラム
64 圧縮プレート
66 第1の容積
68 第2の容積
72 ワイヤメッシュダンパ
74 気体供給口
76 カバープレート
78 貫通孔
80 窪み
Claims (20)
- 追従性軸受ハウジング(38)と、
前記追従性軸受ハウジング(38)に結合し、それぞれがスラスト面(56)を有する1つまたは複数の軸受パッド(24)と、
加圧気体潤滑剤(22)を前記1つまたは複数の軸受パッド(24)の前記スラスト面(56)に供給するように構成された気体吐出システム(52)と、
前記追従性軸受ハウジング(38)と並行して動作するように構成された減衰システムと
を備えるスラスト軸受(16)。 - ターボ機械(10)の内側に配置されたロータ(14)に取り付けられるように構成された請求項1記載のスラスト軸受(16)。
- 前記気体吐出システム(52)が、
加圧気体潤滑剤(22)を、気体供給口(74)を通して前記軸受(16)に供給するように構成された気体入口(30)と、
前記加圧気体潤滑剤(22)が中を通って流れる可撓性蛇腹(48)と、
前記加圧気体潤滑剤(22)が前記軸受(16)の前記スラスト面(56)に達するように中を通って流れる1つまたは複数の気体吐出オリフィス(40)と
を備える、請求項1記載のスラスト軸受(16) - 前記軸受ハウジング(38)が、放電加工によって前記軸受ハウジング(38)に加工された1つまたは複数の追従性ばね(26)を備える、請求項1記載のスラスト軸受(16)。
- 前記1つまたは複数の追従性ばね(26)がS字形である、請求項4記載のスラスト軸受(16)。
- 前記1つまたは複数の追従性ばね(26)が片持ちである、請求項4記載のスラスト軸受(16)。
- 第1の容積(66)と第2の容積(68)とを分離し、前記第1の流体容積(66)と前記第2の流体容積(68)との間に制限的な経路を画定するダンパプランジャ(60)を、前記減衰システムが備え、前記追従性軸受ハウジング(38)が撓むと、前記ダンパプランジャ(60)が、前記第1の容積(66)と前記第2の容積(68)との間を動いて、前記第1の容積(66)と前記第2の容積(68)との間の流体流れを許容し、または制限するように構成された、請求項1記載のスラスト軸受(16)。
- 前記減衰システムがワイヤメッシュダンパ(72)を備える、請求項1記載のスラスト軸受(16)。
- 前記気体吐出システム(52)が、
前記軸受ハウジング(38)の側面に配置された気体供給口(74)と、
前記ワイヤメッシュダンパ(72)と空洞(54)との間に配置されたカバープレート(76)と、
加圧気体潤滑剤(22)が前記空洞(54)から前記軸受(16)の前記スラスト面(56)に流れることができるように構成された1つまたは複数の気体吐出オリフィス(40)と
を備える、請求項8記載の気体潤滑スラスト軸受(16)。 - スラスト面(56)と、
加圧気体潤滑剤(22)を前記スラスト面(56)に供給するように構成された気体吐出システム(52)と、
前記スラスト面(56)に結合された1つまたは複数の追従性ばね(26)と、
前記追従性ばね(26)と並行して動作するように構成された減衰システムと
を備える、ターボ機械(10)で使用するための気体潤滑スラスト軸受(16)。 - 前記1つまたは複数の追従性ばね(26)が、放電加工によって加工されたS字形のばねを含む、請求項10記載の気体潤滑スラスト軸受(16)。
- 第1の容積(66)と第2の容積(68)とを分離し、前記第1の流体容積(66)と前記第2の流体容積(68)との間に制限的な経路を画定するダンパプランジャ(60)を、前記減衰システムが備え、前記追従性軸受ハウジング(38)が撓むと、前記ダンパプランジャ(60)が、前記第1の容積(66)と前記第2の容積(68)との間を動いて、前記第1の容積(66)と前記第2の容積(68)との間の流体流れを許容し、または制限するように構成された、請求項10記載の気体潤滑スラスト軸受(16)。
- 前記減衰システムがワイヤメッシュダンパ(72)を備える、請求項10記載の気体潤滑スラスト軸受(16)。
- 前記ワイヤメッシュダンパ(72)がセグメント化されている、請求項13記載の気体潤滑スラスト軸受(16)。
- それぞれがスラスト面(56)を備える1つまたは複数の軸受パッド(24)と、
加圧気体潤滑剤(22)を前記1つまたは複数の軸受パッド(24)の前記スラスト面(56)に供給するように構成された気体吐出システム(52)と、
前記軸受パッド(24)に結合した追従性軸受ハウジング(38)と、
前記追従性軸受ハウジング(38)と並行して動作するように構成された減衰システムと
を備えるスラスト軸受(16)
を備えるターボ機械(10)。 - 前記ターボ機械(10)が動いていないときに、前記加圧気体潤滑剤(22)を加圧状態に保つように構成されたバッファタンクをさらに備える、請求項15記載のターボ機械(10)。
- 前記加圧気体潤滑剤(22)がプロセス流体である、請求項15記載のターボ機械(10)。
- 前記加圧気体潤滑剤(22)が、前記ターボ機械(10)の一箇所から抜き出されたプロセス流体である、請求項15記載のターボ機械(10)。
- 前記気体吐出システム(52)が、前記軸受パッド(24)の前記スラスト面(56)からずれた1つまたは複数の窪んだ気体吐出オリフィス(40)をさらに備える、請求項15記載のターボ機械(10)。
- 前記1つまたは複数の軸受パッド(24)が、気体透過性の多孔質体をさらに含む、請求項15記載のターボ機械(10)。
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US14/553,746 | 2014-11-25 | ||
US14/553,746 US9482274B2 (en) | 2014-11-25 | 2014-11-25 | Compliant hybrid gas lubricated thrust bearing |
PCT/US2015/060539 WO2016085673A1 (en) | 2014-11-25 | 2015-11-13 | Compliant hybrid gas lubricated thrust bearing |
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JP2017537282A JP2017537282A (ja) | 2017-12-14 |
JP6619434B2 true JP6619434B2 (ja) | 2019-12-11 |
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US (1) | US9482274B2 (ja) |
EP (1) | EP3224493B1 (ja) |
JP (1) | JP6619434B2 (ja) |
RU (1) | RU2689591C2 (ja) |
WO (1) | WO2016085673A1 (ja) |
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2014
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2015
- 2015-11-13 JP JP2017526650A patent/JP6619434B2/ja active Active
- 2015-11-13 RU RU2017116856A patent/RU2689591C2/ru active
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RU2017116856A (ru) | 2018-12-26 |
RU2017116856A3 (ja) | 2019-03-21 |
RU2689591C2 (ru) | 2019-05-28 |
US9482274B2 (en) | 2016-11-01 |
WO2016085673A1 (en) | 2016-06-02 |
EP3224493B1 (en) | 2021-09-29 |
US20160146248A1 (en) | 2016-05-26 |
EP3224493A1 (en) | 2017-10-04 |
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