DE69125861D1 - Reaktorkühlmittelpumpe mit verbesserten sekundärdichtungseinheiten - Google Patents

Reaktorkühlmittelpumpe mit verbesserten sekundärdichtungseinheiten

Info

Publication number
DE69125861D1
DE69125861D1 DE69125861T DE69125861T DE69125861D1 DE 69125861 D1 DE69125861 D1 DE 69125861D1 DE 69125861 T DE69125861 T DE 69125861T DE 69125861 T DE69125861 T DE 69125861T DE 69125861 D1 DE69125861 D1 DE 69125861D1
Authority
DE
Germany
Prior art keywords
coolant pump
secondary seal
reactor coolant
seal units
improved secondary
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
DE69125861T
Other languages
English (en)
Other versions
DE69125861T2 (de
Inventor
Charles David Bice
Clifford Howard Campen
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.)
Westinghouse Electric Co LLC
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 DE69125861D1 publication Critical patent/DE69125861D1/de
Publication of DE69125861T2 publication Critical patent/DE69125861T2/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
    • 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
    • F16J15/38—Sealings between relatively-moving surfaces with slip-ring pressed against a more or less radial face on one member sealed by a packing
    • 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
    • F16J15/32—Sealings between relatively-moving surfaces with elastic sealings, e.g. O-rings
    • 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

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)
  • Sealing Devices (AREA)
  • Details Of Reciprocating Pumps (AREA)
DE69125861T 1990-01-22 1991-01-18 Reaktorkühlmittelpumpe mit verbesserten sekundärdichtungseinheiten Expired - Fee Related DE69125861T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US07/468,316 US5071318A (en) 1990-01-22 1990-01-22 Reactor coolant pump having improved dynamic secondary seal assembly

Publications (2)

Publication Number Publication Date
DE69125861D1 true DE69125861D1 (de) 1997-06-05
DE69125861T2 DE69125861T2 (de) 1997-12-18

Family

ID=23859316

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69125861T Expired - Fee Related DE69125861T2 (de) 1990-01-22 1991-01-18 Reaktorkühlmittelpumpe mit verbesserten sekundärdichtungseinheiten

Country Status (6)

Country Link
US (1) US5071318A (de)
EP (1) EP0439308B1 (de)
JP (1) JP2915584B2 (de)
KR (1) KR100218021B1 (de)
DE (1) DE69125861T2 (de)
ES (1) ES2100928T3 (de)

Families Citing this family (21)

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US5347915A (en) * 1991-11-06 1994-09-20 Maschinenfabrik Sulzer-Burckhardt Ag Piston compressor for the oilfree compression of gases
DE9210134U1 (de) * 1992-07-29 1992-09-24 Schoenmaekers, Johannes G., Meerssen Umfangsdichtung für eine Unterdruckkammer an einer Zuteilvorrichtung
US5295659A (en) * 1993-07-26 1994-03-22 Dynamic Air, Inc. Shaft seal for butterfly valve
US5577886A (en) * 1995-02-15 1996-11-26 Itt Flygt Ab Sealing device for pump impeller
US5617879A (en) * 1995-02-17 1997-04-08 Deublin Company Sealing arrangement for a coolant union having a floating seal assembly
DK172812B2 (da) * 1995-05-24 2003-12-15 Apv Fluid Handling Horsens As Pumpe med mindst en roterende aksel
US6340160B1 (en) * 1997-09-30 2002-01-22 Gilbert W. Younger System for sealing relatively movable elements
JP2001277049A (ja) * 2000-03-30 2001-10-09 Brother Ind Ltd ワイヤ放電加工機
US6655693B2 (en) * 2001-04-26 2003-12-02 John Crane Inc. Non-contacting gas compressor seal
US6702300B1 (en) 2002-01-11 2004-03-09 The United States Of America As Represented By The Administrator Of The National Aeronautics And Space Administration High temperature seal for large structural movements
US7229102B2 (en) * 2002-12-20 2007-06-12 Deublin Company Fluid coolant union
SE531210C2 (sv) * 2007-05-07 2009-01-20 Roplan Internat Ab Mekanisk tätningsanordning samt pump
DE102010006152B4 (de) * 2010-01-29 2014-07-03 Aeg Electric Tools Gmbh Handgeführter Bohrhammer
KR101409879B1 (ko) * 2011-12-29 2014-06-20 두산중공업 주식회사 원자로 냉각재 펌프
US9752682B2 (en) * 2012-09-07 2017-09-05 GM Global Technology Operations LLC Compound back-up ring for O-ring/back-up ring sealing systems in 70 MPA hydrogen storage systems
BR112015023608A2 (pt) 2013-03-15 2017-07-18 Weir Slurry Group Inc vedação, bomba centrífuga, método para montar uma bomba centrífuga e ajustar um revestimento interno, e, revestimento voluto e interno lateral axialmente ajustável
CN103481028B (zh) * 2013-09-04 2017-01-25 苏州市燃气设备阀门制造有限公司 一种球阀的阀座密封结构的加工方法
CN103480758B (zh) * 2013-09-04 2015-08-05 苏州市燃气设备阀门制造有限公司 球阀的阀座密封结构的加工方法
EP3756199B1 (de) 2018-02-21 2024-11-06 Candu Energy Inc. Kernkühlmittelpumpendichtung und verfahren zum abdichten
JP7054638B2 (ja) * 2018-03-16 2022-04-14 東京エレクトロン株式会社 シール構造およびシール方法
CN112599275B (zh) * 2021-02-02 2021-06-01 杭州景业智能科技股份有限公司 一种核工业用棒料碎屑去污封装系统的密封站口

Family Cites Families (30)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1699135A (en) * 1928-02-01 1929-01-15 James A Cronin Piston ring
US2705177A (en) * 1950-12-19 1955-03-29 Alfred C Waring Hydraulic packing and seal especially adapted to reciprocating parts
US2825590A (en) * 1953-10-14 1958-03-04 Taylor Emmett Controls Inc Packing seal construction
US2907590A (en) * 1955-10-10 1959-10-06 Francis N Bard Packed swivel joint with anti-friction means to reduce packing wear
US2898134A (en) * 1956-07-16 1959-08-04 Benbow Mfg Co Inc Interior diameter maintaining support for seal rings
US3023014A (en) * 1957-11-18 1962-02-27 Int Harvester Co Seal between relatively rotating members
US2935365A (en) * 1958-01-02 1960-05-03 Gen Motors Corp Seal
US3011803A (en) * 1958-01-31 1961-12-05 Dumont Aviat Associates Swivel conduit joint
US3388915A (en) * 1965-07-19 1968-06-18 Gen Motors Corp Sealing means
FR1525051A (fr) * 1966-11-17 1968-05-17 Commissariat Energie Atomique Dispositif d'étanchéité pour bouchon tournant de réacteur nucléaire
US3717352A (en) * 1969-04-26 1973-02-20 Interatum Int Atomreaktorbau G Seal for rotatable covers of nuclear reactors
US3727925A (en) * 1970-12-22 1973-04-17 Conover C & Co Inc Antiblow-by rings
US3806136A (en) * 1972-04-27 1974-04-23 Gits Bros Mfg Co Shaft seal
SE367688B (de) * 1972-05-26 1974-06-04 Atomenergi Ab
US3905608A (en) * 1973-12-26 1975-09-16 Flow Research Inc High pressure seal
US4192558A (en) * 1976-12-07 1980-03-11 Westinghouse Electric Corp. Self-lubricating bearing
US4236971A (en) * 1978-03-10 1980-12-02 Electric Power Research Institute, Inc. Apparatus for sealing a rotatable shield plug in a liquid metal nuclear reactor
US4330370A (en) * 1979-06-18 1982-05-18 Electric Power Research Institute Seal and bearing arrangement for use in a nuclear reactor
GB2071033B (en) * 1980-03-08 1984-05-02 Zahnradfabrik Friedrichshafen Hydraulic rack-an-pinion steering system
US4306727A (en) * 1980-07-24 1981-12-22 Reed Rock Bit Company Dynamic seal for rolling cutter drill bit
DE3034692C2 (de) * 1980-09-15 1982-09-30 Fa. Carl Freudenberg, 6940 Weinheim Dichtring für einen Kolben oder eine Kolbenstange
US4418924A (en) * 1980-10-20 1983-12-06 Mack James F Bi-surface sealing mechanism with rolling/sliding O-ring
US4401619A (en) * 1980-12-23 1983-08-30 Rockwell International Corporation Nuclear reactor sealing system
DE3234696A1 (de) * 1982-09-18 1984-03-22 Robert Bosch Gmbh, 7000 Stuttgart Sperrventil, insbesondere fuer druckluftbremsanlagen
US4496161A (en) * 1982-10-25 1985-01-29 The Gates Rubber Company Radially extensible joint packing with O-ring
SU1158808A1 (ru) * 1983-07-06 1985-05-30 Предприятие П/Я А-7114 Уплотнение подвижного соединени
US4584163A (en) * 1984-02-01 1986-04-22 Westinghouse Electric Corp. Reactor cavity seal ring
US4577870A (en) * 1984-02-13 1986-03-25 American Standard Inc. O-ring seal in channel with fluid pressure equalization means
US4693481A (en) * 1985-05-31 1987-09-15 Westinghouse Electric Corp. Film-riding shaft seal formed from high-purity silicon nitride
US4716005A (en) * 1986-01-21 1987-12-29 Westinghouse Electric Corp. Forming a seal between planar sealing surfaces

Also Published As

Publication number Publication date
JPH04214999A (ja) 1992-08-05
EP0439308B1 (de) 1997-05-02
KR910014960A (ko) 1991-08-31
EP0439308A1 (de) 1991-07-31
US5071318A (en) 1991-12-10
KR100218021B1 (ko) 1999-09-01
DE69125861T2 (de) 1997-12-18
JP2915584B2 (ja) 1999-07-05
ES2100928T3 (es) 1997-07-01

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8327 Change in the person/name/address of the patent owner

Owner name: WESTINGHOUSE ELECTRIC COMPANY LLC, MONROEVILLE, PA

8339 Ceased/non-payment of the annual fee