DE69025887T2 - Entlüftungseinrichtung für die Dichtung einer Reaktorkühlmittelpumpe - Google Patents

Entlüftungseinrichtung für die Dichtung einer Reaktorkühlmittelpumpe

Info

Publication number
DE69025887T2
DE69025887T2 DE69025887T DE69025887T DE69025887T2 DE 69025887 T2 DE69025887 T2 DE 69025887T2 DE 69025887 T DE69025887 T DE 69025887T DE 69025887 T DE69025887 T DE 69025887T DE 69025887 T2 DE69025887 T2 DE 69025887T2
Authority
DE
Germany
Prior art keywords
seal
coolant pump
reactor coolant
venting device
venting
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.)
Expired - Fee Related
Application number
DE69025887T
Other languages
English (en)
Other versions
DE69025887D1 (de
Inventor
David Jeffrey Janocko
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.)
CBS Corp
Original Assignee
Westinghouse Electric 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 Westinghouse Electric Corp filed Critical Westinghouse Electric Corp
Application granted granted Critical
Publication of DE69025887D1 publication Critical patent/DE69025887D1/de
Publication of DE69025887T2 publication Critical patent/DE69025887T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G21—NUCLEAR PHYSICS; NUCLEAR ENGINEERING
    • G21D—NUCLEAR POWER PLANT
    • G21D1/00—Details of nuclear power plant
    • G21D1/04—Pumping arrangements
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D9/00—Priming; Preventing vapour lock
    • F04D9/001—Preventing vapour lock
    • 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
    • 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
    • F04D29/126—Shaft sealings using sealing-rings especially adapted for liquid pumps
    • 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
    • F16J—PISTONS; CYLINDERS; SEALINGS
    • F16J15/00—Sealings
    • F16J15/16—Sealings between relatively-moving surfaces
    • F16J15/34—Sealings between relatively-moving surfaces with slip-ring pressed against a more or less radial face on one member
    • 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
    • F16J—PISTONS; CYLINDERS; SEALINGS
    • F16J15/00—Sealings
    • F16J15/16—Sealings between relatively-moving surfaces
    • F16J15/34—Sealings between relatively-moving surfaces with slip-ring pressed against a more or less radial face on one member
    • F16J15/3404—Sealings between relatively-moving surfaces with slip-ring pressed against a more or less radial face on one member and characterised by parts or details relating to lubrication, cooling or venting of the seal
    • 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
    • F05D2260/00—Function
    • F05D2260/60—Fluid transfer
    • F05D2260/602—Drainage
    • F05D2260/6022—Drainage of leakage having past a seal
    • 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
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E30/00—Energy generation of nuclear origin
    • 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
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S277/00—Seal for a joint or juncture
    • Y10S277/918—Seal combined with filter or fluid separator
    • 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
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S277/00—Seal for a joint or juncture
    • Y10S277/928—Seal including pressure relief or vent feature
    • 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
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S277/00—Seal for a joint or juncture
    • Y10S277/93—Seal including heating or cooling feature

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Plasma & Fusion (AREA)
  • High Energy & Nuclear Physics (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)
  • Details Of Reciprocating Pumps (AREA)
  • Separation Using Semi-Permeable Membranes (AREA)
DE69025887T 1989-12-13 1990-12-06 Entlüftungseinrichtung für die Dichtung einer Reaktorkühlmittelpumpe Expired - Fee Related DE69025887T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US07/450,354 US4990054A (en) 1989-12-13 1989-12-13 Device incorporating micro-porous membrane for venting gases from seal assembly of a reactor coolant pump

Publications (2)

Publication Number Publication Date
DE69025887D1 DE69025887D1 (de) 1996-04-18
DE69025887T2 true DE69025887T2 (de) 1996-11-07

Family

ID=23787761

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69025887T Expired - Fee Related DE69025887T2 (de) 1989-12-13 1990-12-06 Entlüftungseinrichtung für die Dichtung einer Reaktorkühlmittelpumpe

Country Status (6)

Country Link
US (1) US4990054A (de)
EP (1) EP0435485B1 (de)
JP (1) JP2945486B2 (de)
KR (1) KR100245932B1 (de)
DE (1) DE69025887T2 (de)
ES (1) ES2084671T3 (de)

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US5482358A (en) * 1994-08-25 1996-01-09 Dual Dynamics Vented plug for a hubcap
DE4439962A1 (de) * 1994-11-09 1996-05-15 Lang Apparatebau Gmbh Dosierpumpe mit Entlüftungseinrichtung
US5658127A (en) * 1996-01-26 1997-08-19 Sundstrand Corporation Seal element cooling in high speed mechanical face seals
US5664846A (en) * 1996-08-22 1997-09-09 Dual Dynamics, Inc. Hubcap with shielded vent
US5749942A (en) * 1997-02-14 1998-05-12 Raychem Corporation Apparatus for extracting a gas from a liquid and delivering the gas to a collection station
US6109617A (en) * 1998-03-04 2000-08-29 Power Packing Co., Inc. Gas seal assembly and method of sealing
DE19901590C1 (de) * 1999-01-16 2000-07-27 Draeger Medizintech Gmbh Wasserfalle für einen Probengasstrom
US6497676B1 (en) 2000-02-10 2002-12-24 Baxter International Method and apparatus for monitoring and controlling peritoneal dialysis therapy
US20030125662A1 (en) * 2002-01-03 2003-07-03 Tuan Bui Method and apparatus for providing medical treatment therapy based on calculated demand
GB0206263D0 (en) * 2002-03-18 2002-05-01 Aes Eng Ltd A flow induced mechanical seal
US6783322B2 (en) * 2002-04-23 2004-08-31 Roper Holdings, Inc. Pump system with variable-pressure seal
US6764761B2 (en) * 2002-05-24 2004-07-20 Baxter International Inc. Membrane material for automated dialysis system
US7175606B2 (en) 2002-05-24 2007-02-13 Baxter International Inc. Disposable medical fluid unit having rigid frame
US20030220607A1 (en) * 2002-05-24 2003-11-27 Don Busby Peritoneal dialysis apparatus
US20030217957A1 (en) * 2002-05-24 2003-11-27 Bowman Joseph H. Heat seal interface for a disposable medical fluid unit
US7087036B2 (en) * 2002-05-24 2006-08-08 Baxter International Inc. Fail safe system for operating medical fluid valves
US7153286B2 (en) * 2002-05-24 2006-12-26 Baxter International Inc. Automated dialysis system
US7238164B2 (en) * 2002-07-19 2007-07-03 Baxter International Inc. Systems, methods and apparatuses for pumping cassette-based therapies
US8029454B2 (en) 2003-11-05 2011-10-04 Baxter International Inc. High convection home hemodialysis/hemofiltration and sorbent system
US7287756B2 (en) * 2004-03-08 2007-10-30 Westinghouse Electric Co Llc Film riding shaft seal
US20050209563A1 (en) * 2004-03-19 2005-09-22 Peter Hopping Cassette-based dialysis medical fluid therapy systems, apparatuses and methods
GB2413603A (en) * 2004-04-30 2005-11-02 Corac Group Plc A dry gas seal assembly
NL1026222C1 (nl) * 2004-05-18 2005-11-21 Flamco Bv Ontluchting van een gesloten hydraulisch drukhoudend systeem.
US7525404B2 (en) * 2004-08-19 2009-04-28 Remy Inc. Moisture exhausting membrane in electrical solenoid
US8361023B2 (en) * 2007-02-15 2013-01-29 Baxter International Inc. Dialysis system with efficient battery back-up
US8558964B2 (en) 2007-02-15 2013-10-15 Baxter International Inc. Dialysis system having display with electromagnetic compliance (“EMC”) seal
US8870812B2 (en) 2007-02-15 2014-10-28 Baxter International Inc. Dialysis system having video display with ambient light adjustment
US7998115B2 (en) * 2007-02-15 2011-08-16 Baxter International Inc. Dialysis system having optical flowrate detection
US7731689B2 (en) 2007-02-15 2010-06-08 Baxter International Inc. Dialysis system having inductive heating
US8062513B2 (en) 2008-07-09 2011-11-22 Baxter International Inc. Dialysis system and machine having therapy prescription recall
US9514283B2 (en) 2008-07-09 2016-12-06 Baxter International Inc. Dialysis system having inventory management including online dextrose mixing
US8845282B2 (en) * 2011-09-28 2014-09-30 United Technologies Corporation Seal plate with cooling passage
KR101409879B1 (ko) * 2011-12-29 2014-06-20 두산중공업 주식회사 원자로 냉각재 펌프
US10352456B2 (en) * 2013-11-06 2019-07-16 United Technologies Corporation Axial scoop seal plate
GB2528836B (en) * 2014-06-26 2017-12-27 Aes Eng Ltd Mechanical seal control mechanism
US10113644B2 (en) * 2014-08-29 2018-10-30 Parker-Hannifin Corporation Self-lubricating and draining, contacting face, rotating shaft seal
US20160225470A1 (en) 2015-02-03 2016-08-04 Westinghouse Electric Company Llc Apparatus for degassing a nuclear reactor coolant system
CN105822587A (zh) * 2016-05-20 2016-08-03 哈尔滨电气动力装备有限公司 防污染o形圈机械结构
US11179516B2 (en) 2017-06-22 2021-11-23 Baxter International Inc. Systems and methods for incorporating patient pressure into medical fluid delivery
US10830078B2 (en) * 2018-09-14 2020-11-10 Raytheon Technologies Corporation Shaft seal assembly for a turbine engine
US11209086B2 (en) * 2018-10-29 2021-12-28 Raytheon Technologies Corporation Wet-face/dry-face seal and methods of operation
DK3663619T3 (da) * 2018-12-07 2022-05-16 Danfoss Power Solutions Aps Termisk reduktionsanordning
US11441448B2 (en) * 2020-02-13 2022-09-13 Raytheon Technologies Corporation Impingement cooled rotating seal

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US3077161A (en) * 1961-03-23 1963-02-12 Westinghouse Electric Corp Centrifugal pump
GB1174767A (en) * 1966-02-24 1969-12-17 Drysdale & Co Ltd Improvements in or relating to Centrifugal Pumps
US3426690A (en) * 1967-02-16 1969-02-11 Westinghouse Electric Corp Motor-pump unit
US3680976A (en) * 1970-12-14 1972-08-01 Ingersoll Rand Co Centrifugal pump having leakage collection and draining means
US3652179A (en) * 1971-03-10 1972-03-28 Westinghouse Electric Corp Controlled leakage centrifugal pump
US3896004A (en) * 1972-12-22 1975-07-22 Polaroid Corp Distillation system utilizing a microporous stack
US3854907A (en) * 1973-12-10 1974-12-17 Millipore Corp Vented filter holder
DE2451669C3 (de) * 1974-10-31 1978-11-23 Wabco Westinghouse Gmbh, 3000 Hannover Dichtleiste für eine Rotationskolbenmaschine
US4021136A (en) * 1976-02-11 1977-05-03 Westinghouse Electric Corporation Centrifugal pump
DE2757952C2 (de) * 1977-12-24 1983-02-24 Sihi Gmbh & Co Kg, 2210 Itzehoe Selbstansaugende Kreiselpumpe
US4276170A (en) * 1978-08-16 1981-06-30 Critikon, Inc. Vented flexible filtration device for use in administering parenteral liquids
FR2456538A2 (fr) * 1979-05-17 1980-12-12 Boeuf Lola Le Dispositif de filtration
US4273562A (en) * 1979-10-01 1981-06-16 A. Ahlstrom Osakeyhtio Method and apparatus for pumping gaseous liquids and separating the gaseous components therefrom
DE3033450C2 (de) * 1980-09-05 1984-04-05 Grundfos A/S, 8850 Bjerringbro Vorrichtung zur Abscheidung von Gas aus einer Flüssigkeit
DE3525313A1 (de) * 1985-07-16 1987-01-29 Spritzgusstechnik Kaltenweide Entgasungsventil fuer einen behaelterverschluss
US4769209A (en) * 1986-01-10 1988-09-06 Westinghouse Electric Corp. Compact small pressurized water nuclear power plant
DE8627766U1 (de) * 1986-10-17 1988-02-11 Sihi Gmbh & Co Kg, 2210 Itzehoe Kreiselpumpe
JPS63160052U (de) * 1987-04-06 1988-10-19
DE3864874D1 (de) * 1987-04-08 1991-10-24 Westinghouse Electric Corp Reaktorkuehlmittelpumpendichtflaechen mit titannitridbeschichtung.
JPS63170685U (de) * 1987-04-27 1988-11-07
US4792278A (en) * 1987-08-14 1988-12-20 Allied-Signal, Inc. Turbocooler with multistage turbine wheel
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Also Published As

Publication number Publication date
JP2945486B2 (ja) 1999-09-06
KR910013291A (ko) 1991-08-08
KR100245932B1 (ko) 2000-03-02
JPH03258973A (ja) 1991-11-19
EP0435485A1 (de) 1991-07-03
EP0435485B1 (de) 1996-03-13
ES2084671T3 (es) 1996-05-16
DE69025887D1 (de) 1996-04-18
US4990054A (en) 1991-02-05

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee