CA2020835A1 - Piston d'equilibrage avec joint d'etancheite - Google Patents

Piston d'equilibrage avec joint d'etancheite

Info

Publication number
CA2020835A1
CA2020835A1 CA2020835A CA2020835A CA2020835A1 CA 2020835 A1 CA2020835 A1 CA 2020835A1 CA 2020835 A CA2020835 A CA 2020835A CA 2020835 A CA2020835 A CA 2020835A CA 2020835 A1 CA2020835 A1 CA 2020835A1
Authority
CA
Canada
Prior art keywords
balance piston
transmission
seal arrangement
vapor
labyrinth seal
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.)
Granted
Application number
CA2020835A
Other languages
English (en)
Other versions
CA2020835C (fr
Inventor
Thomas M. Zinsmeyer
Vishnu M. Sishtla
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.)
Carrier Corp
Original Assignee
Carrier Corp
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
Application filed by Carrier Corp filed Critical Carrier Corp
Publication of CA2020835A1 publication Critical patent/CA2020835A1/fr
Application granted granted Critical
Publication of CA2020835C publication Critical patent/CA2020835C/fr
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • 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
    • 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
    • F04D29/102—Shaft sealings especially adapted for elastic fluid pumps
    • 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
    • F04D29/051—Axial thrust balancing
    • F04D29/0516—Axial thrust balancing balancing pistons

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)
  • Sealing Using Fluids, Sealing Without Contact, And Removal Of Oil (AREA)
  • Sealing Of Bearings (AREA)
  • Control Of Non-Positive-Displacement Pumps (AREA)
CA002020835A 1989-09-25 1990-07-10 Piston d'equilibrage avec joint d'etancheite Expired - Fee Related CA2020835C (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US412,076 1989-09-25
US07/412,076 US4997340A (en) 1989-09-25 1989-09-25 Balance piston and seal arrangement

Publications (2)

Publication Number Publication Date
CA2020835A1 true CA2020835A1 (fr) 1991-03-26
CA2020835C CA2020835C (fr) 1994-11-08

Family

ID=23631500

Family Applications (1)

Application Number Title Priority Date Filing Date
CA002020835A Expired - Fee Related CA2020835C (fr) 1989-09-25 1990-07-10 Piston d'equilibrage avec joint d'etancheite

Country Status (9)

Country Link
US (1) US4997340A (fr)
EP (1) EP0420786B1 (fr)
JP (1) JP2746740B2 (fr)
KR (1) KR970005864B1 (fr)
CN (1) CN1023618C (fr)
BR (1) BR9004242A (fr)
CA (1) CA2020835C (fr)
DE (1) DE69010127T2 (fr)
MX (1) MX173870B (fr)

Families Citing this family (50)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
TW233337B (fr) * 1992-01-02 1994-11-01 Carrier Corp
US5743094A (en) * 1994-02-22 1998-04-28 Ormat Industries Ltd. Method of and apparatus for cooling a seal for machinery
US5427500A (en) * 1994-03-15 1995-06-27 The Weir Group Plc Slurry pump seal system
GB2290113B (en) * 1994-05-31 1998-07-15 Ingersoll Dresser Pump Co Centrifugal pump
US5658127A (en) * 1996-01-26 1997-08-19 Sundstrand Corporation Seal element cooling in high speed mechanical face seals
US5685699A (en) * 1996-06-20 1997-11-11 Carrier Corporation Compressor transmission vent system
GB9716494D0 (en) * 1997-08-05 1997-10-08 Gozdawa Richard J Compressions
US5927720A (en) 1997-11-03 1999-07-27 Carrier Corporation Two-piece labyrinth seal for a centrifugal compressor balance piston
US6109617A (en) * 1998-03-04 2000-08-29 Power Packing Co., Inc. Gas seal assembly and method of sealing
US6623238B2 (en) 1998-08-21 2003-09-23 Honeywell International, Inc. Air turbine starter with seal assembly
US6318958B1 (en) * 1998-08-21 2001-11-20 Alliedsignal, Inc. Air turbine starter with seal assembly
DE29820767U1 (de) * 1998-11-20 1999-01-14 Punker GmbH & Co., 24340 Eckernförde Radialgebläse
US6966746B2 (en) * 2002-12-19 2005-11-22 Honeywell International Inc. Bearing pressure balance apparatus
US20070063449A1 (en) * 2005-09-19 2007-03-22 Ingersoll-Rand Company Stationary seal ring for a centrifugal compressor
WO2007035698A2 (fr) * 2005-09-19 2007-03-29 Ingersoll-Rand Company Compresseur centrifuge comprenant un systeme de joints
US9261104B2 (en) * 2005-09-19 2016-02-16 Ingersoll-Rand Company Air blower for a motor-driven compressor
EP1957800B1 (fr) * 2005-09-19 2010-12-29 Ingersoll Rand Company Impulseur destine a un compresseur centrifuge
GB0623705D0 (en) 2006-11-28 2007-01-10 Cummins Turbo Tech Ltd Hydraulic for a turbocharger
TWI315382B (en) * 2006-12-26 2009-10-01 Ind Tech Res Inst The rotor mechanism of the centrifugal compressor
EP2009290A1 (fr) * 2007-06-27 2008-12-31 Siemens Aktiengesellschaft Capot nasal pour l'arbre d'une turbomachine
NO327557B2 (no) * 2007-10-09 2013-02-04 Aker Subsea As Beskyttelsessystem for pumper
US9353765B2 (en) 2008-02-20 2016-05-31 Trane International Inc. Centrifugal compressor assembly and method
JP4982476B2 (ja) * 2008-12-26 2012-07-25 株式会社日立製作所 半径流形流体機械
US8061970B2 (en) * 2009-01-16 2011-11-22 Dresser-Rand Company Compact shaft support device for turbomachines
CN101639119B (zh) * 2009-08-28 2011-04-20 北京市三一重机有限公司 一种传动箱静压平衡装置
US8390161B2 (en) * 2009-09-29 2013-03-05 Regal Beloit America, Inc. Electric motor having a rain guard
JP5777379B2 (ja) * 2011-04-05 2015-09-09 株式会社日立産機システム 空気圧縮機
US20140182317A1 (en) * 2011-06-01 2014-07-03 Carrier Corporation Economized Centrifugal Compressor
CN102767533B (zh) * 2012-08-10 2014-09-17 三一能源重工有限公司 一种油封密封结构及压缩机
US20150104335A1 (en) * 2013-10-15 2015-04-16 Solar Turbines Incorporated Internal-driven compressor having a powered compressor rotor
CA2878645C (fr) 2014-01-22 2017-02-21 Alfa Wassermann, Inc. Systemes de centrifugation munis de joints d'etancheite sans contact
CN104806560B (zh) * 2014-01-23 2017-10-27 珠海格力电器股份有限公司 密封零件及离心压缩机
US9689402B2 (en) * 2014-03-20 2017-06-27 Flowserve Management Company Centrifugal pump impellor with novel balancing holes that improve pump efficiency
JP6189890B2 (ja) * 2015-03-25 2017-08-30 ファナック株式会社 軸シールの損傷を抑制する構造を備えた送風機
US10012234B2 (en) * 2015-03-27 2018-07-03 Dresser-Rand Company Balance piston seal centering
US20170002825A1 (en) * 2015-03-27 2017-01-05 Dresser-Rand Company Balance piston with a sealing member
US20180135643A1 (en) * 2015-05-19 2018-05-17 Hitachi, Ltd. Centrifugal Compressor
CN106194784B (zh) * 2016-08-31 2018-10-19 浙江中机环保科技股份有限公司 一种蒸汽压缩器
TWI603020B (zh) 2016-11-04 2017-10-21 財團法人工業技術研究院 流體機械潤滑系統總成
WO2018111457A1 (fr) 2016-12-14 2018-06-21 Carrier Corporation Compresseur centrifuge à deux étages
JP7074442B2 (ja) * 2017-09-15 2022-05-24 三菱重工コンプレッサ株式会社 圧縮機
US11435116B2 (en) * 2017-09-25 2022-09-06 Johnson Controls Tyco IP Holdings LLP Two step oil motive eductor system
CN112368481B (zh) * 2018-09-14 2023-09-01 开利公司 构造成控制抵靠磁性马达推力轴承的压力的压缩机
TWI696761B (zh) 2018-11-14 2020-06-21 財團法人工業技術研究院 磁浮離心式壓縮機及其控制方法
DE112020000920T5 (de) * 2019-02-25 2021-11-04 Danfoss A/S Abnutzbare labyrinthdichtung für kühlmittelverdichter
WO2021050487A1 (fr) 2019-09-10 2021-03-18 Howden Roots Llc Compresseur d'air et soufflante
JP7375694B2 (ja) * 2020-07-15 2023-11-08 株式会社豊田自動織機 遠心圧縮機
JP7435382B2 (ja) * 2020-09-23 2024-02-21 株式会社Ihi ターボ圧縮機
CN115468716B (zh) * 2022-07-21 2025-08-01 江苏锡压石化装备有限公司 一种迷宫压缩机密封性能试验装置及试验方法
CN121548716A (zh) * 2023-06-22 2026-02-17 泰科消防及安全有限公司 用于hvac&r系统的润滑剂分流系统

Family Cites Families (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1499056A (en) * 1922-07-05 1924-06-24 Hollander Aladar Centrifugal pump
US1910811A (en) * 1931-02-02 1933-05-23 Laval Steam Turbine Co Centrifugal pump
US3933416A (en) * 1945-05-01 1976-01-20 Donelian Khatchik O Hermatically sealed motor blower unit with stator inside hollow armature
US2799227A (en) * 1954-07-21 1957-07-16 Westinghouse Electric Corp Thrust bearing
US2973135A (en) * 1956-12-21 1961-02-28 Garrett Corp Seal for refrigerant compressor
US3895689A (en) * 1970-01-07 1975-07-22 Judson S Swearingen Thrust bearing lubricant measurement and balance
US3650634A (en) * 1970-11-06 1972-03-21 Carrier Corp Centrifugal refrigeration compressor
US3927889A (en) * 1973-09-18 1975-12-23 Westinghouse Electric Corp Rotating element fluid seal for centrifugal compressor
US3976390A (en) * 1974-12-23 1976-08-24 Chicago Pneumatic Tool Company Means for controlling flow instability in centrifugal compressors
DE3120232C2 (de) * 1981-05-21 1985-03-21 Klein, Schanzlin & Becker Ag, 6710 Frankenthal Druckausgleichseinrichtung für den Elektromotor eines gekapselten Kreiselpumpen-Motor-Aggregates
FR2520061A1 (fr) * 1982-01-18 1983-07-22 Neu Ets Joint d'etancheite hydrodynamique de traversee d'arbre pour compresseurs a haute pression
US4472107A (en) * 1982-08-03 1984-09-18 Union Carbide Corporation Rotary fluid handling machine having reduced fluid leakage
EP0158681B1 (fr) * 1983-09-22 1991-11-06 Ebara Corporation Machine a gaz rotative
JPH0317179Y2 (fr) * 1985-03-19 1991-04-11
US4669279A (en) * 1985-03-19 1987-06-02 Ebara Corporation Motor cooling apparatus for refrigerator
EP0252045A3 (fr) * 1986-06-30 1988-02-24 Atlas Copco Aktiebolag Dispositif de contrôle et d'équilibrage de poussée axiale
US4884942A (en) * 1986-06-30 1989-12-05 Atlas Copco Aktiebolag Thrust monitoring and balancing apparatus
US4721313A (en) * 1986-09-12 1988-01-26 Atlas Copco Comptec, Inc. Anti-erosion labyrinth seal
JPH01108393U (fr) * 1988-01-18 1989-07-21
JPH01131891U (fr) * 1988-03-04 1989-09-07

Also Published As

Publication number Publication date
CN1023618C (zh) 1994-01-26
MX173870B (es) 1994-04-07
JP2746740B2 (ja) 1998-05-06
KR970005864B1 (ko) 1997-04-21
CA2020835C (fr) 1994-11-08
CN1050599A (zh) 1991-04-10
EP0420786A1 (fr) 1991-04-03
US4997340A (en) 1991-03-05
KR910006621A (ko) 1991-04-29
BR9004242A (pt) 1991-09-03
EP0420786B1 (fr) 1994-06-22
JPH03121294A (ja) 1991-05-23
DE69010127T2 (de) 1994-10-06
DE69010127D1 (de) 1994-07-28

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Legal Events

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