JPS54114695A - Pressure suppressor - Google Patents

Pressure suppressor

Info

Publication number
JPS54114695A
JPS54114695A JP2270278A JP2270278A JPS54114695A JP S54114695 A JPS54114695 A JP S54114695A JP 2270278 A JP2270278 A JP 2270278A JP 2270278 A JP2270278 A JP 2270278A JP S54114695 A JPS54114695 A JP S54114695A
Authority
JP
Japan
Prior art keywords
room
pressure
steam
pooled water
vent tube
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.)
Pending
Application number
JP2270278A
Other languages
Japanese (ja)
Inventor
Ryoichi Yanai
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.)
Toshiba Corp
Original Assignee
Toshiba Corp
Tokyo Shibaura Electric Co Ltd
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 Toshiba Corp, Tokyo Shibaura Electric Co Ltd filed Critical Toshiba Corp
Priority to JP2270278A priority Critical patent/JPS54114695A/en
Publication of JPS54114695A publication Critical patent/JPS54114695A/en
Pending legal-status Critical Current

Links

Classifications

    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02EREDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E30/00Energy generation of nuclear origin
    • Y02E30/30Nuclear fission reactors

Landscapes

  • Structure Of Emergency Protection For Nuclear Reactors (AREA)

Abstract

PURPOSE: To suppress a rise of the pooled water, by making a flow of high temperature and high pressure steam, from a dry well via horizontal vent tube, from one room formed by a pedestal provided in the chamber into the pooled water in another room.
CONSTITUTION: When broken a tubing in the primary system linked to a nuclear reactor pressure container 11, the coolant in a pile 11 is discharged to a dry well 4. As the result, with a pressure in the dry well 4 rising, the mixed gas, made by its air or the replaced nitrogen and a steam generated by reduced pressure boiling of the coolant, that is, the steam of high temperature and high pressure passes an outflowing hole 14 of the floor 3 to a room 17, further flowing through from an outflowing hole into a room 18. Consequently, a pressure in air space portion of the room 18 rises, depressing the level of pooled water down in the room 18, which passes a vent tube 23 moving toward another room 19. Hereafter, the mixed gas of air and steam enters from the vent tube 23, disclosed above the liquid level, to a reducer pipe 24, being carried into a pooled water 21.
COPYRIGHT: (C)1979,JPO&Japio
JP2270278A 1978-02-27 1978-02-27 Pressure suppressor Pending JPS54114695A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP2270278A JPS54114695A (en) 1978-02-27 1978-02-27 Pressure suppressor

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2270278A JPS54114695A (en) 1978-02-27 1978-02-27 Pressure suppressor

Publications (1)

Publication Number Publication Date
JPS54114695A true JPS54114695A (en) 1979-09-06

Family

ID=12090184

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2270278A Pending JPS54114695A (en) 1978-02-27 1978-02-27 Pressure suppressor

Country Status (1)

Country Link
JP (1) JPS54114695A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101908385A (en) * 2010-07-02 2010-12-08 华北电力大学 Device for relieving serious accidents of nuclear power station by utilizing moisture absorption characteristic of saline solution
CN101916594A (en) * 2010-07-16 2010-12-15 华北电力大学 Passive nuclear power station LOCA (Loss of Coolant Accident) accident mitigating system

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101908385A (en) * 2010-07-02 2010-12-08 华北电力大学 Device for relieving serious accidents of nuclear power station by utilizing moisture absorption characteristic of saline solution
CN101916594A (en) * 2010-07-16 2010-12-15 华北电力大学 Passive nuclear power station LOCA (Loss of Coolant Accident) accident mitigating system

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