FR2276666A1 - NUCLEAR POWER PLANT WITH QUICK-CLOSING VALVE MOUNTED IN THE LIVE STEAM DUCT - Google Patents

NUCLEAR POWER PLANT WITH QUICK-CLOSING VALVE MOUNTED IN THE LIVE STEAM DUCT

Info

Publication number
FR2276666A1
FR2276666A1 FR7518740A FR7518740A FR2276666A1 FR 2276666 A1 FR2276666 A1 FR 2276666A1 FR 7518740 A FR7518740 A FR 7518740A FR 7518740 A FR7518740 A FR 7518740A FR 2276666 A1 FR2276666 A1 FR 2276666A1
Authority
FR
France
Prior art keywords
quick
power plant
nuclear power
closing valve
valve mounted
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
FR7518740A
Other languages
French (fr)
Other versions
FR2276666B1 (en
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.)
Kraftwerk Union AG
Original Assignee
Kraftwerk Union AG
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
Priority claimed from DE2430724A external-priority patent/DE2430724C3/en
Priority claimed from DE2446044A external-priority patent/DE2446044C3/en
Application filed by Kraftwerk Union AG filed Critical Kraftwerk Union AG
Publication of FR2276666A1 publication Critical patent/FR2276666A1/en
Application granted granted Critical
Publication of FR2276666B1 publication Critical patent/FR2276666B1/fr
Granted legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G21—NUCLEAR PHYSICS; NUCLEAR ENGINEERING
    • G21D—NUCLEAR POWER PLANT
    • G21D3/00—Control of nuclear power plant
    • G21D3/04—Safety arrangements
    • G21D3/06—Safety arrangements responsive to faults within the plant
    • 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
    • F16K1/00—Lift valves or globe valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces
    • F16K1/32—Details
    • F16K1/34—Cutting-off parts, e.g. valve members, seats
    • F16K1/36—Valve members
    • F16K1/38—Valve members of conical shape
    • F16K1/385—Valve members of conical shape contacting in the closed position, over a substantial axial length, a seat surface having the same inclination
    • 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
    • F16K1/00—Lift valves or globe valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces
    • F16K1/32—Details
    • F16K1/50—Preventing rotation of valve members
    • 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
    • F16K1/00—Lift valves or globe valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces
    • F16K1/32—Details
    • F16K1/52—Means for additional adjustment of the rate of flow
    • F16K1/523—Means for additional adjustment of the rate of flow for limiting the maximum flow rate, using a stop
    • 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
    • F16K1/00—Lift valves or globe valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces
    • F16K1/32—Details
    • F16K1/52—Means for additional adjustment of the rate of flow
    • F16K1/526—Means for additional adjustment of the rate of flow for limiting the maximum flow rate, using a second valve
    • 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
    • F16K17/00—Safety valves; Equalising valves, e.g. pressure relief valves
    • F16K17/02—Safety valves; Equalising valves, e.g. pressure relief valves opening on surplus pressure on one side; closing on insufficient pressure on one side
    • F16K17/04—Safety valves; Equalising valves, e.g. pressure relief valves opening on surplus pressure on one side; closing on insufficient pressure on one side spring-loaded
    • F16K17/042—Safety valves; Equalising valves, e.g. pressure relief valves opening on surplus pressure on one side; closing on insufficient pressure on one side spring-loaded with locking or disconnecting 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
    • F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
    • F16K31/00—Actuating devices; Operating means; Releasing devices
    • F16K31/12—Actuating devices; Operating means; Releasing devices actuated by fluid
    • F16K31/122—Actuating devices; Operating means; Releasing devices actuated by fluid the fluid acting on a piston
    • 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
    • F16K37/00—Special means in or on valves or other cut-off apparatus for indicating or recording operation thereof, or for enabling an alarm to be given
    • F16K37/0008—Mechanical means
    • F16K37/0016—Mechanical means having a graduated scale
    • 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)
  • Fluid Mechanics (AREA)
  • Business, Economics & Management (AREA)
  • Emergency Management (AREA)
  • Plasma & Fusion (AREA)
  • High Energy & Nuclear Physics (AREA)
  • Structure Of Emergency Protection For Nuclear Reactors (AREA)
FR7518740A 1974-06-26 1975-06-16 NUCLEAR POWER PLANT WITH QUICK-CLOSING VALVE MOUNTED IN THE LIVE STEAM DUCT Granted FR2276666A1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE2430724A DE2430724C3 (en) 1974-06-26 1974-06-26 Controllable valve
DE2446044A DE2446044C3 (en) 1974-09-26 1974-09-26 Controllable valve in a nuclear reactor plant

Publications (2)

Publication Number Publication Date
FR2276666A1 true FR2276666A1 (en) 1976-01-23
FR2276666B1 FR2276666B1 (en) 1983-02-25

Family

ID=25767328

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7518740A Granted FR2276666A1 (en) 1974-06-26 1975-06-16 NUCLEAR POWER PLANT WITH QUICK-CLOSING VALVE MOUNTED IN THE LIVE STEAM DUCT

Country Status (6)

Country Link
JP (2) JPS5117799A (en)
CH (1) CH580858A5 (en)
FR (1) FR2276666A1 (en)
GB (1) GB1513775A (en)
NL (1) NL7506517A (en)
SE (1) SE414978B (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS54153996A (en) * 1978-05-25 1979-12-04 Toshiba Corp Sub-cooling sea water system for emergency
JP2654236B2 (en) * 1990-06-14 1997-09-17 株式会社東芝 Main steam isolation valve
US9091429B2 (en) * 2011-08-03 2015-07-28 Westinghouse Electric Company Llc Nuclear steam generator steam nozzle flow restrictor
GB2602108B (en) * 2020-12-18 2023-02-01 Hydrohammer Ltd Electronic ram pump controller
CN115126552B (en) * 2022-07-26 2024-06-04 中国船舶集团有限公司第七〇四研究所 Flow valve group structure with safety valve arranged outside machine

Also Published As

Publication number Publication date
GB1513775A (en) 1978-06-07
JPS58165699U (en) 1983-11-04
JPS5937758Y2 (en) 1984-10-19
CH580858A5 (en) 1976-10-15
SE7506801L (en) 1975-12-29
SE414978B (en) 1980-08-25
FR2276666B1 (en) 1983-02-25
JPS5117799A (en) 1976-02-12
NL7506517A (en) 1975-12-30

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Legal Events

Date Code Title Description
ST Notification of lapse