IT1178544B - Metodo ed apparecchiatura per determinare l'avvicinarsi alla criticita' d'un reattore nucleare - Google Patents

Metodo ed apparecchiatura per determinare l'avvicinarsi alla criticita' d'un reattore nucleare

Info

Publication number
IT1178544B
IT1178544B IT22957/84A IT2295784A IT1178544B IT 1178544 B IT1178544 B IT 1178544B IT 22957/84 A IT22957/84 A IT 22957/84A IT 2295784 A IT2295784 A IT 2295784A IT 1178544 B IT1178544 B IT 1178544B
Authority
IT
Italy
Prior art keywords
criticality
approach
equipment
nuclear reactor
nuclear
Prior art date
Application number
IT22957/84A
Other languages
English (en)
Other versions
IT8422957A1 (it
IT8422957A0 (it
Inventor
Jr Albert J Impink
Jr Francis L Langford
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
Publication of IT8422957A0 publication Critical patent/IT8422957A0/it
Publication of IT8422957A1 publication Critical patent/IT8422957A1/it
Application granted granted Critical
Publication of IT1178544B publication Critical patent/IT1178544B/it

Links

Classifications

    • G—PHYSICS
    • G21—NUCLEAR PHYSICS; NUCLEAR ENGINEERING
    • G21C—NUCLEAR REACTORS
    • G21C17/00—Monitoring; Testing ; Maintaining
    • G21C17/10—Structural combination of fuel element, control rod, reactor core, or moderator structure with sensitive instruments, e.g. for measuring radioactivity, strain
    • G—PHYSICS
    • G21—NUCLEAR PHYSICS; NUCLEAR ENGINEERING
    • G21C—NUCLEAR REACTORS
    • G21C17/00—Monitoring; Testing ; Maintaining
    • G21C17/10—Structural combination of fuel element, control rod, reactor core, or moderator structure with sensitive instruments, e.g. for measuring radioactivity, strain
    • G21C17/104—Measuring reactivity
    • 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

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Plasma & Fusion (AREA)
  • General Engineering & Computer Science (AREA)
  • High Energy & Nuclear Physics (AREA)
  • Monitoring And Testing Of Nuclear Reactors (AREA)
IT22957/84A 1983-10-07 1984-10-02 Metodo ed apparecchiatura per determinare l'avvicinarsi alla criticita' d'un reattore nucleare IT1178544B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/540,073 US4588547A (en) 1983-10-07 1983-10-07 Method and apparatus for determining the nearness to criticality of a nuclear reactor

Publications (3)

Publication Number Publication Date
IT8422957A0 IT8422957A0 (it) 1984-10-02
IT8422957A1 IT8422957A1 (it) 1986-04-02
IT1178544B true IT1178544B (it) 1987-09-09

Family

ID=24153873

Family Applications (1)

Application Number Title Priority Date Filing Date
IT22957/84A IT1178544B (it) 1983-10-07 1984-10-02 Metodo ed apparecchiatura per determinare l'avvicinarsi alla criticita' d'un reattore nucleare

Country Status (8)

Country Link
US (1) US4588547A (it)
EP (1) EP0138542B1 (it)
JP (1) JPS6097296A (it)
KR (1) KR910007146B1 (it)
DE (1) DE3476601D1 (it)
ES (1) ES8702057A1 (it)
GB (1) GB2147730B (it)
IT (1) IT1178544B (it)

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3604869A1 (de) * 1986-02-15 1987-08-20 Hochtemperatur Reaktorbau Gmbh Gasgekuehlter kernreaktor mit einer stationaeren schuettung kugelfoermiger betriebselemente
US4877575A (en) * 1988-01-19 1989-10-31 Westinghouse Electric Corp. Core reactivity validation computer and method
US6484126B1 (en) 1997-06-06 2002-11-19 Westinghouse Electric Company Llc Digital plant protection system with engineered safety features component control system
US6049578A (en) * 1997-06-06 2000-04-11 Abb Combustion Engineering Nuclear Power, Inc. Digital plant protection system
US6577697B2 (en) * 1997-07-09 2003-06-10 Southwest Research Institute Field analysis of geological samples using delayed neutron activation analysis
US6181759B1 (en) * 1999-07-23 2001-01-30 Westinghouse Electric Company Llc Method and apparatus for determining nearness to criticality of a nuclear fueled electric power generating unit
FR2829281B1 (fr) * 2001-09-06 2003-10-24 Commissariat Energie Atomique Mesure absolue de la reactivite d'un systeme sous-critique
US6801593B2 (en) * 2002-11-21 2004-10-05 Westinghouse Electric Company Llc Subcritical reactivity measurement method
ES2373584T3 (es) * 2006-03-31 2012-02-06 The Procter & Gamble Company Artículo absorbente que comprende una esturctura fibrosa que comprende fibras sintéticas y un agente hidrofilizante.
US7532698B2 (en) 2006-11-29 2009-05-12 Global Nuclear Fuel - Americas, Llc Systems and methods of predicting a critical effective k for a nuclear reactor
JP4709925B2 (ja) * 2007-04-13 2011-06-29 株式会社東芝 燃焼度相対分布測定方法、燃焼度相対分布測定装置、放射線信号分布測定装置及び燃焼度相対分布測定プログラム
FR2949899B1 (fr) * 2009-09-10 2011-09-30 Commissariat Energie Atomique Dispositif de mesure de reactivite
US8873694B2 (en) 2010-10-07 2014-10-28 Westinghouse Electric Company Llc Primary neutron source multiplier assembly
US9423516B2 (en) * 2013-03-15 2016-08-23 Westinghouse Electric Company Llc Systems and methods for spent fuel pool subcriticality measurement and monitoring
CN103345950B (zh) * 2013-07-12 2017-02-08 中广核研究院有限公司 压水堆堆外核探测系统及探测方法
US10679760B2 (en) * 2015-11-12 2020-06-09 China Nuclear Power Engineering Company Ltd. Nuclear instrumentation system and method for locating the same
US20170140842A1 (en) * 2015-11-12 2017-05-18 Westinghouse Electric Company Llc Subcritical Reactivity Monitor Utilizing Prompt Self-Powered Incore Detectors
CN109273119B (zh) * 2018-09-13 2022-02-11 中国核动力研究设计院 在临界装置上测量大反应性时优化中子探测器位置的方法

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE553216A (it) * 1955-12-14
US2936274A (en) * 1956-12-12 1960-05-10 Dessauer Gerhard Determination of specific neutronic reactivity
NL103104C (it) * 1957-05-16
FR1583839A (it) * 1968-05-02 1969-12-05
DE2222432C3 (de) * 1972-05-08 1979-09-27 Siemens Ag, 1000 Berlin Und 8000 Muenchen Meßeinrichtung
US4069097A (en) * 1975-11-11 1978-01-17 Westinghouse Electric Corporation Method and apparatus for monitoring flux deviations in a nuclear reactor
US4079236A (en) * 1976-03-05 1978-03-14 Westinghouse Electric Corporation Method and apparatus for monitoring the axial power distribution within the core of a nuclear reactor, exterior of the reactor
US4305786A (en) * 1979-02-12 1981-12-15 Wachter Associates, Inc. Shutdown reactivity meter system for nuclear fuel storage cells
US4325785A (en) * 1979-05-18 1982-04-20 Combustion Engineering, Inc. Method and apparatus for measuring the reactivity of a spent fuel assembly
US4510117A (en) * 1983-02-10 1985-04-09 The United States Of America As Represented By The United States Department Of Energy Apparatus for in situ determination of burnup, cooling time and fissile content of an irradiated nuclear fuel assembly in a fuel storage pond

Also Published As

Publication number Publication date
DE3476601D1 (en) 1989-03-09
EP0138542B1 (en) 1989-02-01
GB2147730B (en) 1987-10-07
EP0138542A1 (en) 1985-04-24
KR850003278A (ko) 1985-06-13
US4588547A (en) 1986-05-13
GB2147730A (en) 1985-05-15
JPH0477877B2 (it) 1992-12-09
GB8425347D0 (en) 1984-11-14
JPS6097296A (ja) 1985-05-31
KR910007146B1 (ko) 1991-09-18
ES536584A0 (es) 1986-12-01
IT8422957A1 (it) 1986-04-02
IT8422957A0 (it) 1984-10-02
ES8702057A1 (es) 1986-12-01

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