JP6484231B2 - ジャーナル軸受組立体およびこれを組み立てる方法 - Google Patents
ジャーナル軸受組立体およびこれを組み立てる方法 Download PDFInfo
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- GYHNNYVSQQEPJS-UHFFFAOYSA-N Gallium Chemical compound [Ga] GYHNNYVSQQEPJS-UHFFFAOYSA-N 0.000 description 2
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 description 2
- 229910045601 alloy Inorganic materials 0.000 description 2
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- 229910052738 indium Inorganic materials 0.000 description 2
- APFVFJFRJDLVQX-UHFFFAOYSA-N indium atom Chemical compound [In] APFVFJFRJDLVQX-UHFFFAOYSA-N 0.000 description 2
- 230000004044 response Effects 0.000 description 2
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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
- 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
-
- 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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
- B23P15/00—Making specific metal objects by operations not covered by a single other subclass or a group in this subclass
- B23P15/003—Making specific metal objects by operations not covered by a single other subclass or a group in this subclass bearings
-
- 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
- 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
- F16C17/02—Sliding-contact bearings for exclusively rotary movement for radial load only
- F16C17/03—Sliding-contact bearings for exclusively rotary movement for radial 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
- F16C27/00—Elastic or yielding bearings or bearing supports, for exclusively rotary movement
- F16C27/02—Sliding-contact 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
- 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
-
- 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
- F16C32/0603—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
- 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
-
- 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
- F16C32/0685—Construction or mounting aspects of hydrostatic bearings, for exclusively rotary movement, related to the direction of load for radial load only
-
- 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
- F16C43/00—Assembling bearings
- F16C43/02—Assembling sliding-contact 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
- 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
-
- 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
- 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
- F16C2206/00—Materials with ceramics, cermets, hard carbon or similar non-metallic hard materials as main constituents
- F16C2206/02—Carbon based 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
- F16C2360/00—Engines or pumps
- F16C2360/23—Gas turbine engines
-
- 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
- Y10T29/49639—Fluid bearing
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Aviation & Aerospace Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Dispersion Chemistry (AREA)
- Fluid Mechanics (AREA)
- Support Of The Bearing (AREA)
- Magnetic Bearings And Hydrostatic Bearings (AREA)
- Sliding-Contact Bearings (AREA)
Description
102 吸気セクション
104 圧縮機セクション
106 圧縮機ケーシング
108 圧縮機室
110 コンバスタセクション
112 タービンセクション
114 タービンケーシング
116 タービン室
118 排気セクション
120 ロータ組立体
122 シャフト
124 コンバスタ
126 負荷
128 圧縮機ブレード組立体
130 固定羽根組立体
132 圧縮機段
134 タービンブレード組立体
136 固定ノズル組立体
138 タービン段
150 空気
152 圧縮された空気
154 燃焼ガス
156 排気ガス
200 ジャーナル軸受組立体
202 軸受ハウジング
204 軸受パッド組立体
206 軸受パッド支持組立体
208 軸受組立体の中央線
210 内側軸受表面
212 径方向内壁
214 径方向外壁
216 内部空洞
218 軸受パッドレール
220 空洞
222 ガス送出ポート
224 ガス入口
226 ガス出口
228 ガス
230 軸受パッド
232 軸受パッド保持装置
234 ガス送出穴
236 径方向内側表面
238 径方向外側表面
240 空洞
242 径方向外壁
244 リップ
246 ばね組立体
248 減衰装置組立体、流体充填式減衰装置
250 ばね
252 ばね
254 ブリッジ
256 減衰装置ハウジング
258 流体
260 プランジャ
262 ロッド、負荷移送部材
264 本体
266 空洞
268 抵抗流路
270 シーリング壁
272 シーリング壁
274 端壁
276 端壁
278 第1の制御容積部
280 第2の制御容積部
282 第1の端部
284 減衰装置ばね
286 減衰装置ばね
288 径方向、矢印
290 軸方向、矢印
292 第1の壁
294 第2の壁
296 第1の表面
298 第2の表面
300 有効高さ
302 有効高さ
304 第2の端部
306 減衰装置支柱
308 減衰装置組立体レール
310 ダイアフラム
312 フランジ
700 代替の軸受パッド組立体
702 軸受パッド
704 リップ
1400 減衰装置組立体
1402 部分
1404 減衰装置ばね
1406 減衰装置ばね
Claims (17)
- 径方向外壁(214)を備える軸受ハウジング(202)と、
前記軸受ハウジング(202)内に装着された複数の軸受パッド(230、702)であって、ガス透過性多孔質媒体およびガス送出穴(234)の配列の少なくとも1つを備える、複数の軸受パッド(230、702)と、
前記軸受パッド(230、702)と前記径方向外壁(214)の間に径方向に間置された複数の軸受パッド支持組立体(206)であって、各々の前記軸受パッド支持組立体(206)は、
ばね組立体(246)と、
密閉してシールされた流体充填式減衰装置(248)を含む減衰装置組立体(248)と、
を備える、複数の軸受パッド支持組立体(206)と、
を備え、
前記密閉してシールされた流体充填式減衰装置(248)が、
空洞(220)および抵抗流路(268)が中に画定された本体を備えるシールされた減衰装置ハウジング(256)であって、前記空洞(220)および抵抗流路(268)は、粘性流体で充填される、減衰装置ハウジング(256)と、
前記空洞(220)内に配設され、減衰装置ばね(284、286)によって前記減衰装置ハウジング(256)に結合されるプランジャ(260)であって、前記空洞(220)を第1の制御容積部(278)と第2の制御容積部(280)に分離し、前記抵抗流路(268)は、前記第1と第2の制御容積部(278、280)間に流体連通をもたらし、前記減衰装置ばね(284、286)が、前記抵抗流路(268)を少なくとも部分的に画定する、プランジャ(260)と、
前記プランジャ(260)に結合された負荷移送部材(262)であって、前記軸受パッド(230、702)上に付与された機械的負荷(126)を前記プランジャ(260)に送るように構成された負荷移送部材(262)と、
を備える、
ジャーナル軸受組立体(200)。 - 前記ばね組立体(246)の少なくとも1つが、前記軸受ハウジング(202)と一体的に形成された2つのばね(250、252)を備え、前記ばね(250、252)は、「S字」形状断面を有する、請求項1に記載の軸受組立体(200)。
- 前記軸受ハウジング(202)が、前記軸受パッド(230、702)を受け入れるように適合された径方向内壁(212)を備え、それにより、前記径方向内壁(212)は、前記軸受パッド(230、702)と前記減衰装置組立体(248)の間に間置され、前記径方向内壁(212)は、機械的負荷(126)を、前記軸受パッド(230、702)から前記軸受パッド支持組立体(206)に送るように構成される、請求項1または2に記載の軸受組立体(200)。
- 前記軸受ハウジング(202)が、前記径方向外壁(214)から前記径方向内壁(212)に向かって延びる複数のガス送出ポート(222)を備え、各々の前記ガス送出ポート(222)は、軸受パッド(230、702)と流体連通する、請求項3にに記載の軸受組立体(200)。
- 前記軸受パッド(230、702)の少なくとも1つが、炭素グラファイトから製作される、請求項1から4のいずれかに記載の軸受組立体(200)。
- 前記複数の軸受パッド(230、702)が、回転可能なシャフト(122)を支持するように構成された環状内側軸受表面(210)を画定する、請求項1から5のいずれかに記載の軸受組立体(200)。
- ターボ機械(100)であって、
プロセス室(108、116)を画定するケーシングと、
前記プロセス室(108、116)内に位置決めされた回転可能なシャフト(122)を備えるロータ組立体(120)と、
前記シャフト(122)を支持するジャーナル軸受組立体(200)であって、
軸受ハウジング(202)と、
前記軸受ハウジング(202)内に装着された複数の軸受パッド(230、702)であって、ガス透過性多孔質媒体およびガス送出穴(234)の配列の少なくとも1つを備える、複数の軸受パッド(230、702)と、
前記軸受パッド(230、702)と前記軸受ハウジング(202)の間に径方向に間置された複数の軸受パッド支持組立体(206)であって、前記軸受パッド支持組立体(206)の少なくとも1つが、密閉してシールされた流体充填式減衰装置組立体(248)を備え、前記軸受組立体(200)は、前記シャフト(122)と前記軸受パッド(230、702)の間に潤滑をもたらすために、前記プロセス室(108、116)からプロセスガスを受け取り、前記プロセスガスを前記軸受パッド(230、702)に送るように構成される、複数の軸受パッド支持組立体(206)と
を備える、ジャーナル軸受組立体(200)と、
を備え、
前記密閉してシールされた流体充填式減衰装置(248)が、
空洞(220)および抵抗流路(268)が中に画定された本体を備えるシールされた減衰装置ハウジング(256)であって、前記空洞(220)および抵抗流路(268)は、粘性流体で充填される、減衰装置ハウジング(256)と、
前記空洞(220)内に配設され、減衰装置ばね(284、286)によって前記減衰装置ハウジング(256)に結合されるプランジャ(260)であって、前記空洞(220)を第1の制御容積部(278)と第2の制御容積部(280)に分離し、前記抵抗流路(268)は、前記第1と第2の制御容積部(278、280)間に流体連通をもたらし、前記減衰装置ばね(284、286)が、前記抵抗流路(268)を少なくとも部分的に画定する、プランジャ(260)と、
前記プランジャ(260)に結合された負荷部材であって、前記軸受パッド(230)上に付与された機械的負荷(126)を前記プランジャ(260)に送るように構成された負荷部材と、
を備える、
ターボ機械(100)。 - 前記ターボ機械(100)が、油無しで潤滑されるターボ機械である、請求項7に記載のターボ機械(100)。
- 前記プロセスガスが、圧縮された空気と燃焼ガスの少なくとも1つを含む、請求項7または8に記載のターボ機械。
- 前記シャフト(122)が、少なくとも約50パウンドの質量を有する、請求項7から9のいずれかに記載のターボ機械(100)。
- 前記軸受パッド支持組立体(206)の各々が、
ばね組立体(246)と、
減衰装置組立体(248)と
を備える、請求項7から10のいずれかに記載のターボ機械(100)。 - 前記ばね組立体(246)の少なくとも1つが、前記軸受ハウジング(202)と一体的に形成された2つのばね(250、252)を備え、前記ばね(250、252)は、「S字」形状断面を有する、請求項11に記載のターボ機械(100)。
- 請求項1から6のいずれかに記載のジャーナル軸受組立体(200)を組み立てる方法であって、
径方向内壁(212)および径方向外壁(214)を含む軸受ハウジング(202)を提供することと、
ガス透過性多孔質媒体およびガス送出穴(234)の配列の少なくとも1つを含む複数の軸受パッド(230、702)を提供することと、
複数の軸受パッド(230、702)を軸受ハウジング(202)の径方向内壁(212)に沿って結合させることと、
各々がばね組立体(246)および減衰装置組立体(248)を含む複数の軸受パッド支持組立体(206)を提供することと、
前記減衰装置組立体(248)を前記軸受ハウジング(202)内に結合させることと、
を含む、方法。 - 前記複数の軸受パッド支持組立体(206)を提供することが、少なくとも1つの密閉してシールされた流体充填式減衰装置(248)を提供することを含み、前記方法は、さらに、前記軸受パッド(230)に付与された機械的負荷(126)が、密閉してシールされた流体充填式減衰装置(248)に移送されるように、前記密閉してシールされた流体充填式減衰装置(248)を軸受パッド(230、702)に結合させることを含む、請求項13に記載の方法。
- 前記軸受パッド(230)を加圧されたガス源と流体連通させて結合させることをさらに含む、請求項13または14に記載の方法。
- 複数の軸受パッド(230、702)を提供することが、炭素グラファイトから製作された少なくとも1つの軸受パッド(230、702)を提供することを含む、請求項13から15のいずれかに記載の方法。
- 複数の軸受パッド支持組立体(206)を提供することが、軸受ハウジング(202)と一体的に形成された2つのばね(250、252)を提供することを含み、前記ばね(250、252)は「S字」形状断面を有する、請求項13から16のいずれかに記載の方法。
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US14/052,121 US9429191B2 (en) | 2013-10-11 | 2013-10-11 | Journal bearing assemblies and methods of assembling same |
US14/052,121 | 2013-10-11 | ||
PCT/US2014/052601 WO2015053870A1 (en) | 2013-10-11 | 2014-08-26 | Journal bearing assemblies and methods of assembling same |
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EP (1) | EP3055580B1 (ja) |
JP (1) | JP6484231B2 (ja) |
KR (1) | KR20160070176A (ja) |
CN (1) | CN105593541B (ja) |
BR (1) | BR112016007482A2 (ja) |
CA (1) | CA2926601A1 (ja) |
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-
2013
- 2013-10-11 US US14/052,121 patent/US9429191B2/en active Active
-
2014
- 2014-08-26 CN CN201480055904.2A patent/CN105593541B/zh active Active
- 2014-08-26 WO PCT/US2014/052601 patent/WO2015053870A1/en active Application Filing
- 2014-08-26 RU RU2016112553A patent/RU2672148C2/ru active
- 2014-08-26 CA CA2926601A patent/CA2926601A1/en not_active Abandoned
- 2014-08-26 JP JP2016521690A patent/JP6484231B2/ja active Active
- 2014-08-26 KR KR1020167012245A patent/KR20160070176A/ko not_active Application Discontinuation
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JP2016539286A (ja) | 2016-12-15 |
WO2015053870A1 (en) | 2015-04-16 |
RU2016112553A3 (ja) | 2018-04-27 |
EP3055580B1 (en) | 2018-07-04 |
CN105593541A (zh) | 2016-05-18 |
KR20160070176A (ko) | 2016-06-17 |
US20150104123A1 (en) | 2015-04-16 |
RU2672148C2 (ru) | 2018-11-12 |
MX2016004591A (es) | 2016-07-05 |
CA2926601A1 (en) | 2015-04-16 |
US9429191B2 (en) | 2016-08-30 |
RU2016112553A (ru) | 2017-11-16 |
EP3055580A1 (en) | 2016-08-17 |
CN105593541B (zh) | 2018-09-07 |
BR112016007482A2 (pt) | 2017-08-01 |
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