AU2013348004B2 - Air bearing for use as seal - Google Patents

Air bearing for use as seal Download PDF

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Publication number
AU2013348004B2
AU2013348004B2 AU2013348004A AU2013348004A AU2013348004B2 AU 2013348004 B2 AU2013348004 B2 AU 2013348004B2 AU 2013348004 A AU2013348004 A AU 2013348004A AU 2013348004 A AU2013348004 A AU 2013348004A AU 2013348004 B2 AU2013348004 B2 AU 2013348004B2
Authority
AU
Australia
Prior art keywords
bearing
porous media
bearings
shaft
pressure
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.)
Active
Application number
AU2013348004A
Other languages
English (en)
Other versions
AU2013348004A1 (en
Inventor
Andrew Devitt
Richard Duane Pollick
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
New Way Machine Components Inc
Original Assignee
New Way Machine Components Inc
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Priority claimed from US13/733,806 external-priority patent/US8753014B2/en
Application filed by New Way Machine Components Inc filed Critical New Way Machine Components Inc
Publication of AU2013348004A1 publication Critical patent/AU2013348004A1/en
Application granted granted Critical
Publication of AU2013348004B2 publication Critical patent/AU2013348004B2/en
Priority to AU2018201929A priority Critical patent/AU2018201929B2/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • 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
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D17/00—Radial-flow pumps, e.g. centrifugal pumps; Helico-centrifugal pumps
    • F04D17/08—Centrifugal pumps
    • F04D17/10—Centrifugal pumps for compressing or evacuating
    • F04D17/12—Multi-stage pumps
    • F04D17/122—Multi-stage pumps the individual rotor discs being, one for each stage, on a common shaft and axially spaced, e.g. conventional centrifugal multi- stage compressors
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D29/00—Details, component parts, or accessories
    • F04D29/05—Shafts or bearings, or assemblies thereof, specially adapted for elastic fluid pumps
    • F04D29/056—Bearings
    • F04D29/057—Bearings hydrostatic; hydrodynamic
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D29/00—Details, component parts, or accessories
    • F04D29/08—Sealings
    • F04D29/10—Shaft sealings
    • F04D29/12—Shaft sealings using sealing-rings
    • F04D29/122—Shaft sealings using sealing-rings especially adapted for elastic fluid pumps
    • F04D29/124—Shaft sealings using sealing-rings especially adapted for elastic fluid pumps with special means for adducting cooling or sealing fluid
    • 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
    • F16C32/04—Bearings not otherwise provided for using magnetic or electric supporting means
    • F16C32/0402—Bearings not otherwise provided for using magnetic or electric supporting means combined with other supporting means, e.g. hybrid bearings with both magnetic and fluid supporting means

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Dispersion Chemistry (AREA)
  • Fluid Mechanics (AREA)
  • Physics & Mathematics (AREA)
  • Magnetic Bearings And Hydrostatic Bearings (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)
  • Sealing Using Fluids, Sealing Without Contact, And Removal Of Oil (AREA)
  • Motor Or Generator Current Collectors (AREA)
  • Turbine Rotor Nozzle Sealing (AREA)
  • Sliding-Contact Bearings (AREA)
  • Support Of The Bearing (AREA)
AU2013348004A 2012-11-20 2013-11-20 Air bearing for use as seal Active AU2013348004B2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
AU2018201929A AU2018201929B2 (en) 2012-11-20 2018-03-16 Air bearing for use as seal

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
US201261728595P 2012-11-20 2012-11-20
US61/728,595 2012-11-20
US13/733,806 2013-01-03
US13/733,806 US8753014B2 (en) 2012-01-03 2013-01-03 Air bearing for use as a seal
PCT/US2013/071114 WO2014081901A1 (en) 2012-11-20 2013-11-20 Air bearing for use as seal

Related Child Applications (1)

Application Number Title Priority Date Filing Date
AU2018201929A Division AU2018201929B2 (en) 2012-11-20 2018-03-16 Air bearing for use as seal

Publications (2)

Publication Number Publication Date
AU2013348004A1 AU2013348004A1 (en) 2015-06-11
AU2013348004B2 true AU2013348004B2 (en) 2017-12-21

Family

ID=50776545

Family Applications (2)

Application Number Title Priority Date Filing Date
AU2013348004A Active AU2013348004B2 (en) 2012-11-20 2013-11-20 Air bearing for use as seal
AU2018201929A Ceased AU2018201929B2 (en) 2012-11-20 2018-03-16 Air bearing for use as seal

Family Applications After (1)

Application Number Title Priority Date Filing Date
AU2018201929A Ceased AU2018201929B2 (en) 2012-11-20 2018-03-16 Air bearing for use as seal

Country Status (8)

Country Link
EP (1) EP2923095B1 (enExample)
JP (2) JP6401176B2 (enExample)
KR (1) KR20150086309A (enExample)
AU (2) AU2013348004B2 (enExample)
BR (1) BR112015011676A2 (enExample)
CA (2) CA2891937C (enExample)
SG (2) SG11201503892YA (enExample)
WO (1) WO2014081901A1 (enExample)

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CA2962897C (en) 2014-09-29 2019-08-06 New Way Machine Components, Inc. Porous media ventless seal
DE102015221255A1 (de) * 2015-10-30 2017-05-04 Ksb Aktiengesellschaft Anordnung zur Wellendichtung
DK3542079T3 (da) * 2016-11-17 2022-01-03 Baker Hughes Holdings Llc Aksialt aktivt magnetleje til langsomrulningsstyring af aksler
CN106884868A (zh) * 2017-03-17 2017-06-23 哈尔滨电气动力装备有限公司 抗瞬态变形分层式水润滑推力瓦
DE102017109663A1 (de) * 2017-05-05 2018-11-08 Man Diesel & Turbo Se Dichtungssystem, Strömungsmaschine mit einem Dichtungssystem und Verfahren zum Reinigen desselben
DE102017212821A1 (de) * 2017-07-26 2019-01-31 Robert Bosch Gmbh Turbomaschine, insbesondere für ein Brennstoffzellensystem
CN108488233A (zh) * 2018-03-27 2018-09-04 燕山大学 一种带有多孔介质的磁气双悬浮轴向轴承
US10422373B1 (en) * 2018-04-04 2019-09-24 General Electric Company Machine thrust bearing assembly
US11118469B2 (en) 2018-11-19 2021-09-14 General Electric Company Seal assembly for a turbo machine
EP3867543B1 (en) * 2018-11-20 2023-10-11 Siemens Energy, Inc. Bearing and/or seal assembly including permeable body with features engineered to form a desired distribution pattern for a pressurized gas conveyed therethrough
CN109695482A (zh) * 2018-12-28 2019-04-30 孟金来 随动式密封方法及装置
CN110285220A (zh) * 2019-06-28 2019-09-27 中国航空工业集团公司北京长城计量测试技术研究所 一种气帘式浮环密封装置
CN110707467B (zh) * 2019-11-13 2025-05-27 珠海格力电器股份有限公司 一种对接装置和冷风扇
CN111075750B (zh) * 2019-12-05 2025-02-18 西安交通大学 一种低鼓风损失可平衡轴向推力的透平机械转轴结构
CN113107877B (zh) * 2020-01-09 2025-05-02 珠海格力电器股份有限公司 气悬浮压缩机
US11506217B2 (en) 2020-01-21 2022-11-22 John Crane Uk Limited Porous carbon containment or separation seal
US11441448B2 (en) 2020-02-13 2022-09-13 Raytheon Technologies Corporation Impingement cooled rotating seal
EP3954497A1 (en) 2020-08-11 2022-02-16 Patrick Meunier High accuracy sliding assembly for a manufacturing machine, and manufacturing machine comprising at least one such assembly
CN114635920B (zh) * 2020-12-15 2024-07-02 中国科学院宁波材料技术与工程研究所 悬浮轴承、其控制方法及应用
CN120606304B (zh) * 2025-08-12 2025-10-31 江苏万基传动科技有限公司 一种工业机器人谐波减速器用柔性轴承

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Also Published As

Publication number Publication date
JP6401176B2 (ja) 2018-10-03
JP6647357B2 (ja) 2020-02-14
WO2014081901A1 (en) 2014-05-30
CA2891937A1 (en) 2014-05-30
SG10201708489UA (en) 2017-11-29
JP2019019826A (ja) 2019-02-07
AU2018201929A1 (en) 2018-04-12
EP2923095A1 (en) 2015-09-30
CA2968755C (en) 2020-08-25
AU2018201929B2 (en) 2021-07-08
EP2923095B1 (en) 2019-03-27
SG11201503892YA (en) 2015-06-29
CA2891937C (en) 2017-07-11
JP2016508201A (ja) 2016-03-17
KR20150086309A (ko) 2015-07-27
AU2013348004A1 (en) 2015-06-11
CA2968755A1 (en) 2014-05-30
BR112015011676A2 (pt) 2019-12-03

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FGA Letters patent sealed or granted (standard patent)