FI932592A - Drivanordning foer en kaernreaktors laosningspistong - Google Patents

Drivanordning foer en kaernreaktors laosningspistong Download PDF

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Publication number
FI932592A
FI932592A FI932592A FI932592A FI932592A FI 932592 A FI932592 A FI 932592A FI 932592 A FI932592 A FI 932592A FI 932592 A FI932592 A FI 932592A FI 932592 A FI932592 A FI 932592A
Authority
FI
Finland
Prior art keywords
laosningspistong
kaernreaktors
drivanordning
foer
drivanordning foer
Prior art date
Application number
FI932592A
Other languages
English (en)
Other versions
FI932592A0 (fi
Inventor
Joseph S Miller
John J Lynch
Original Assignee
Gulf States Utilities Co
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 Gulf States Utilities Co filed Critical Gulf States Utilities Co
Publication of FI932592A0 publication Critical patent/FI932592A0/fi
Publication of FI932592A publication Critical patent/FI932592A/fi

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
    • F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
    • F16K15/00—Check valves
    • F16K15/02—Check valves with guided rigid valve members
    • F16K15/04—Check valves with guided rigid valve members shaped as balls
    • F16K15/048—Ball features
    • 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
    • F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
    • F16K15/00—Check valves
    • F16K15/02—Check valves with guided rigid valve members
    • F16K15/04—Check valves with guided rigid valve members shaped as balls
    • G—PHYSICS
    • G21—NUCLEAR PHYSICS; NUCLEAR ENGINEERING
    • G21C—NUCLEAR REACTORS
    • G21C7/00—Control of nuclear reaction
    • G21C7/06—Control of nuclear reaction by application of neutron-absorbing material, i.e. material with absorption cross-section very much in excess of reflection cross-section
    • G21C7/08—Control of nuclear reaction by application of neutron-absorbing material, i.e. material with absorption cross-section very much in excess of reflection cross-section by displacement of solid control elements, e.g. control rods
    • G21C7/12—Means for moving control elements to desired position
    • G21C7/16—Hydraulic or pneumatic drive
    • 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
    • Y02E30/30—Nuclear fission reactors
    • 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
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T137/00—Fluid handling
    • Y10T137/598—With repair, tapping, assembly, or disassembly means
    • Y10T137/6184—Removable valve with normally disabled supplemental check valve
    • Y10T137/6188—Check valve disabled by normally movable main valve part
    • Y10T137/6191—Ball check
FI932592A 1992-11-06 1993-06-07 Drivanordning foer en kaernreaktors laosningspistong FI932592A (fi)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US07/972,614 US5327930A (en) 1992-11-06 1992-11-06 Nuclear reactor locking piston drive system and valve assembly

Publications (2)

Publication Number Publication Date
FI932592A0 FI932592A0 (fi) 1993-06-07
FI932592A true FI932592A (fi) 1994-05-07

Family

ID=25519893

Family Applications (1)

Application Number Title Priority Date Filing Date
FI932592A FI932592A (fi) 1992-11-06 1993-06-07 Drivanordning foer en kaernreaktors laosningspistong

Country Status (5)

Country Link
US (2) US5327930A (fi)
EP (1) EP0596754A3 (fi)
JP (1) JPH075284A (fi)
FI (1) FI932592A (fi)
TW (1) TW238388B (fi)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2006200552A (ja) * 2005-01-18 2006-08-03 Fuji Koki Corp 逆止弁
JP5068733B2 (ja) * 2008-11-26 2012-11-07 リンナイ株式会社 モータ安全弁
CN112066042B (zh) * 2020-07-31 2021-09-03 清华大学 控制棒驱动线逆止组合阀结构及控制棒水压驱动系统

Family Cites Families (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2994655A (en) * 1957-10-04 1961-08-01 Martin Co Deceleration controller
SE309636B (fi) * 1965-03-25 1969-03-31 Atomenergi Ab
DE1614098A1 (de) * 1967-11-24 1970-10-29 Licentia Gmbh Hydraulischer Antrieb zur Notabschaltung von Kernreaktoren
US3722545A (en) * 1971-10-18 1973-03-27 Itt Modulating ball valve
BE793199A (fr) * 1971-12-23 1973-04-16 Combustion Eng Mecanisme de commande hydraulique pour l'introduction et le relevage des barres de commande d'un reacteur nucleaire
US3893469A (en) * 1972-08-07 1975-07-08 Brunswick Corp Rotary plug valve
US4037818A (en) * 1975-08-26 1977-07-26 International Telephone And Telegraph Corporation Control valve
US4233926A (en) * 1976-06-14 1980-11-18 A. Dean Mammel Flange valve having improved sealing characteristics and wear indicator
US4090917A (en) * 1976-07-26 1978-05-23 The Babcock & Wilcox Company Control rod ejection retardation assembly
DE2633809C2 (de) * 1976-07-28 1983-07-14 Klein, Schanzlin & Becker Ag, 6710 Frankenthal Hochtemperatur-Armatur
DE2633808C2 (de) * 1976-07-28 1978-03-30 Klein, Schanzlin & Becker Ag, 6710 Frankenthal Dichtring für Hochtemperatur-Armaturen
US4468000A (en) * 1979-10-24 1984-08-28 The Babcock & Wilcox Company Control rod drive mechanism vent valve assembly
US4346731A (en) * 1981-05-26 1982-08-31 Chevron Research Company Buoyant element check valve for a thermosiphon energy system
JPS5857569A (ja) * 1981-09-30 1983-04-05 Nissan Motor Co Ltd チエツクバルブ
US4489036A (en) * 1982-04-16 1984-12-18 General Electric Company Apparatus for measuring friction of hydraulic control rod drives in nuclear reactors
JP2505808B2 (ja) * 1987-06-11 1996-06-12 株式会社日立製作所 制御棒駆動水圧装置
US4978494A (en) * 1988-04-01 1990-12-18 Westinghouse Electric Corp. Hydraulic lock for displacer rod drive mechanism (DRDM) and method of operation
US4863673A (en) * 1988-08-26 1989-09-05 General Electric Company Check valve test method for control rod drive
US5120489A (en) * 1990-07-10 1992-06-09 General Electric Company Hydraulic control rod drive
US5085823A (en) * 1991-03-05 1992-02-04 General Electric Company Latch assembly for a control rod drive

Also Published As

Publication number Publication date
EP0596754A3 (en) 1994-06-22
JPH075284A (ja) 1995-01-10
US5327930A (en) 1994-07-12
FI932592A0 (fi) 1993-06-07
EP0596754A2 (en) 1994-05-11
TW238388B (fi) 1995-01-11
US5428651A (en) 1995-06-27

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Legal Events

Date Code Title Description
FD Application lapsed