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FR2574975B1 - CLOSURE OF THE PRIMARY CIRCUIT OF NUCLEAR REACTORS SINCE THE STEAM GENERATORS - Google Patents

CLOSURE OF THE PRIMARY CIRCUIT OF NUCLEAR REACTORS SINCE THE STEAM GENERATORS

Info

Publication number
FR2574975B1
FR2574975B1 FR8419320A FR8419320A FR2574975B1 FR 2574975 B1 FR2574975 B1 FR 2574975B1 FR 8419320 A FR8419320 A FR 8419320A FR 8419320 A FR8419320 A FR 8419320A FR 2574975 B1 FR2574975 B1 FR 2574975B1
Authority
FR
France
Prior art keywords
closure
primary circuit
steam generators
nuclear reactors
reactors
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
Application number
FR8419320A
Other languages
French (fr)
Other versions
FR2574975A1 (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.)
THOME JEAN PATRICK
Original Assignee
THOME JEAN PATRICK
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 THOME JEAN PATRICK filed Critical THOME JEAN PATRICK
Priority to FR8419320A priority Critical patent/FR2574975B1/en
Publication of FR2574975A1 publication Critical patent/FR2574975A1/en
Application granted granted Critical
Publication of FR2574975B1 publication Critical patent/FR2574975B1/en
Expired legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F22—STEAM GENERATION
    • F22B—METHODS OF STEAM GENERATION; STEAM BOILERS
    • F22B37/00—Component parts or details of steam boilers
    • F22B37/02—Component parts or details of steam boilers applicable to more than one kind or type of steam boiler
    • F22B37/22—Drums; Headers; Accessories therefor
    • F22B37/221—Covers for drums, collectors, manholes or the like
    • F22B37/222—Nozzle dams introduced through a smaller manway, e.g. foldable
    • 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
    • F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
    • F16L55/00—Devices or appurtenances for use in, or in connection with, pipes or pipe systems
    • F16L55/10—Means for stopping flow from or in pipes or hoses
    • F16L55/115—Caps
    • F16L55/1157—Caps using hooks, pawls, or other movable or insertable locking 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
    • F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
    • F16L55/00—Devices or appurtenances for use in, or in connection with, pipes or pipe systems
    • F16L55/10—Means for stopping flow from or in pipes or hoses
    • F16L55/12—Means for stopping flow from or in pipes or hoses by introducing into the pipe a member expandable in situ
    • F16L55/128—Means for stopping flow from or in pipes or hoses by introducing into the pipe a member expandable in situ introduced axially into the pipe or hose
    • F16L55/132—Means for stopping flow from or in pipes or hoses by introducing into the pipe a member expandable in situ introduced axially into the pipe or hose the closure device being a plug fixed by radially deforming the packing
    • F16L55/134—Means for stopping flow from or in pipes or hoses by introducing into the pipe a member expandable in situ introduced axially into the pipe or hose the closure device being a plug fixed by radially deforming the packing by means of an inflatable packing

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Gasket Seals (AREA)
FR8419320A 1984-12-18 1984-12-18 CLOSURE OF THE PRIMARY CIRCUIT OF NUCLEAR REACTORS SINCE THE STEAM GENERATORS Expired FR2574975B1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR8419320A FR2574975B1 (en) 1984-12-18 1984-12-18 CLOSURE OF THE PRIMARY CIRCUIT OF NUCLEAR REACTORS SINCE THE STEAM GENERATORS

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR8419320A FR2574975B1 (en) 1984-12-18 1984-12-18 CLOSURE OF THE PRIMARY CIRCUIT OF NUCLEAR REACTORS SINCE THE STEAM GENERATORS

Publications (2)

Publication Number Publication Date
FR2574975A1 FR2574975A1 (en) 1986-06-20
FR2574975B1 true FR2574975B1 (en) 1987-01-09

Family

ID=9310702

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8419320A Expired FR2574975B1 (en) 1984-12-18 1984-12-18 CLOSURE OF THE PRIMARY CIRCUIT OF NUCLEAR REACTORS SINCE THE STEAM GENERATORS

Country Status (1)

Country Link
FR (1) FR2574975B1 (en)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4850600A (en) * 1987-11-05 1989-07-25 Siemens Aktiengesellschaft Sealing device for pipe connectors discharging into a vessel, in particular a steam generator
DE8802326U1 (en) * 1988-02-23 1989-06-22 Siemens AG, 1000 Berlin und 8000 München Quick-release device for detachable connection of two components
US4954312A (en) * 1988-12-15 1990-09-04 Combustion Engineering, Inc. Remotely installed steam generator nozzle dam system
US5238054A (en) * 1990-11-26 1993-08-24 Westinghouse Electric Corp. Steam generator nozzle dam
US5171514A (en) * 1991-02-01 1992-12-15 Westinghouse Electric Corp. Nozzle dam having a unitary plug
US5325406A (en) * 1993-09-15 1994-06-28 The Brand Companies Quick installation non-bolted nozzle dam system
US9285033B2 (en) * 2009-06-10 2016-03-15 Westinghouse Electric Company Llc Domed diaphragm / insert plate for a pressure vessel access closure

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2340489A1 (en) * 1976-02-09 1977-09-02 Framatome Sa Temporary cover plate for large duct openings - has hinged plate with rectangular access hole and door
US4121383A (en) * 1977-07-11 1978-10-24 Perry Oceanographics, Inc. Closure mechanism for a door
CA1141611A (en) * 1979-02-02 1983-02-22 Timothy H. Wentzell Nozzle plug for submersible vessel
FR2532715A1 (en) * 1982-09-07 1984-03-09 Thome Paul Shutoff device for the primary circuit of nuclear reactors.
US4483457A (en) * 1983-03-31 1984-11-20 Combustion Engineering, Inc. Hinged steam generator nozzle plug

Also Published As

Publication number Publication date
FR2574975A1 (en) 1986-06-20

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Legal Events

Date Code Title Description
ST Notification of lapse