BR9004242A - Conjunto de vedacao,vedacao labirinto e processo aperfeicoado de pressurizacao de uma vedacao labirinto - Google Patents

Conjunto de vedacao,vedacao labirinto e processo aperfeicoado de pressurizacao de uma vedacao labirinto

Info

Publication number
BR9004242A
BR9004242A BR909004242A BR9004242A BR9004242A BR 9004242 A BR9004242 A BR 9004242A BR 909004242 A BR909004242 A BR 909004242A BR 9004242 A BR9004242 A BR 9004242A BR 9004242 A BR9004242 A BR 9004242A
Authority
BR
Brazil
Prior art keywords
sealing
labyrinth
perfect
labyrinth sealing
pressurization process
Prior art date
Application number
BR909004242A
Other languages
English (en)
Inventor
Thomas Michael Zinzmeyer
Vishnu Mohan Sishtla
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 BR9004242A publication Critical patent/BR9004242A/pt

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)
BR909004242A 1989-09-25 1990-08-28 Conjunto de vedacao,vedacao labirinto e processo aperfeicoado de pressurizacao de uma vedacao labirinto BR9004242A (pt)

Applications Claiming Priority (1)

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

Publications (1)

Publication Number Publication Date
BR9004242A true BR9004242A (pt) 1991-09-03

Family

ID=23631500

Family Applications (1)

Application Number Title Priority Date Filing Date
BR909004242A BR9004242A (pt) 1989-09-25 1990-08-28 Conjunto de vedacao,vedacao labirinto e processo aperfeicoado de pressurizacao de uma vedacao labirinto

Country Status (9)

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

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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
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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
US9261104B2 (en) * 2005-09-19 2016-02-16 Ingersoll-Rand Company Air blower for a motor-driven compressor
EP1926915B1 (en) * 2005-09-19 2016-12-28 Ingersoll-Rand Company Stationary seal ring for a centrifugal compressor
ES2346566T3 (es) * 2005-09-19 2010-10-18 Ingersoll-Rand Company Compresor centrifugo que incluye un sistema de juntas.
DE602006019310D1 (de) * 2005-09-19 2011-02-10 Ingersoll Rand Co Antriebsrad für einen radialverdichter
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 (de) * 2007-06-27 2008-12-31 Siemens Aktiengesellschaft Nasenhaube für einen Turbomaschinenrotor
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 (en) 2014-01-22 2017-02-21 Alfa Wassermann, Inc. Centrifugation systems with non-contact seal assemblies
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
US20170002825A1 (en) * 2015-03-27 2017-01-05 Dresser-Rand Company Balance piston with a sealing member
US10012234B2 (en) 2015-03-27 2018-07-03 Dresser-Rand Company Balance piston seal centering
JPWO2016185570A1 (ja) * 2015-05-19 2018-03-15 株式会社日立製作所 遠心圧縮機
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
CN109996966A (zh) 2016-12-14 2019-07-09 开利公司 两级离心压缩机
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
EP3688383A1 (en) * 2017-09-25 2020-08-05 Johnson Controls Technology Company Two step oil motive eductor system
US11603853B2 (en) * 2018-09-14 2023-03-14 Carrier Corporation Compressor configured to control pressure against magnetic motor thrust bearings
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
CN113474580A (zh) * 2019-02-25 2021-10-01 丹佛斯公司 用于制冷压缩机的可磨耗迷宫式密封件
JP7375694B2 (ja) * 2020-07-15 2023-11-08 株式会社豊田自動織機 遠心圧縮機

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US1910811A (en) * 1931-02-02 1933-05-23 Laval Steam Turbine Co Centrifugal pump
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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
DE3485247D1 (de) * 1983-09-22 1991-12-12 Ebara Corp Rotierende gasmaschine.
US4669279A (en) * 1985-03-19 1987-06-02 Ebara Corporation Motor cooling apparatus for refrigerator
JPH0317179Y2 (pt) * 1985-03-19 1991-04-11
EP0252045A3 (en) * 1986-06-30 1988-02-24 Atlas Copco Aktiebolag Thrust monitoring and balancing apparatus
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 (pt) * 1988-01-18 1989-07-21
JPH01131891U (pt) * 1988-03-04 1989-09-07

Also Published As

Publication number Publication date
KR910006621A (ko) 1991-04-29
CN1050599A (zh) 1991-04-10
DE69010127T2 (de) 1994-10-06
CA2020835C (en) 1994-11-08
CA2020835A1 (en) 1991-03-26
EP0420786B1 (en) 1994-06-22
JPH03121294A (ja) 1991-05-23
KR970005864B1 (ko) 1997-04-21
JP2746740B2 (ja) 1998-05-06
DE69010127D1 (de) 1994-07-28
MX173870B (es) 1994-04-07
US4997340A (en) 1991-03-05
CN1023618C (zh) 1994-01-26
EP0420786A1 (en) 1991-04-03

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Legal Events

Date Code Title Description
B21A Patent or certificate of addition expired [chapter 21.1 patent gazette]

Free format text: PATENTE EXTINTA EM 28/08/2005