ES8607622A1 - Detector de neutrones de gama amplia - Google Patents

Detector de neutrones de gama amplia

Info

Publication number
ES8607622A1
ES8607622A1 ES536752A ES536752A ES8607622A1 ES 8607622 A1 ES8607622 A1 ES 8607622A1 ES 536752 A ES536752 A ES 536752A ES 536752 A ES536752 A ES 536752A ES 8607622 A1 ES8607622 A1 ES 8607622A1
Authority
ES
Spain
Prior art keywords
wide range
chamber
neutron sensor
range neutron
fixed incore
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
ES536752A
Other languages
English (en)
Other versions
ES536752A0 (es
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.)
General Electric Co
Original Assignee
General Electric 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 General Electric Co filed Critical General Electric Co
Publication of ES536752A0 publication Critical patent/ES536752A0/es
Publication of ES8607622A1 publication Critical patent/ES8607622A1/es
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J47/00—Tubes for determining the presence, intensity, density or energy of radiation or particles
    • H01J47/12—Neutron detector tubes, e.g. BF3 tubes
    • H01J47/1227—Fission detectors
    • H01J47/1233—Ionisation chambers
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01T—MEASUREMENT OF NUCLEAR OR X-RADIATION
    • G01T3/00—Measuring neutron radiation
    • 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
    • G21C17/108—Measuring reactor flux
    • 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)
  • High Energy & Nuclear Physics (AREA)
  • Engineering & Computer Science (AREA)
  • Plasma & Fusion (AREA)
  • General Engineering & Computer Science (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Molecular Biology (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Measurement Of Radiation (AREA)
  • Monitoring And Testing Of Nuclear Reactors (AREA)

Abstract

DETECTOR DE NEUTRONES DE LARGA VIDA UTIL Y ALTA SENSIBILIDAD. INCLUYE: UNA CAMARA (44) ESTANCA QUE TIENE DOS ELECTRODOS (32 Y 34) SEPARADOS, SITUADOS EN ELLA, HERMETICAMENTE CERRADA CON UNA JUNTA QUE ESTA DISPUESTA EN UN AMBIENTE QUE PRESENTA UNFLUJO DE NEUTRONES DE UN VALOR INFERIOR EN DOS DECADAS RESPECTO AL FLUJO DE NEUTRONES EN EL EMPLAZAMIENTO DEL DETECTOR (20); UN GAS IONIZABLE, SITUADO EN EL ESPACIO (36) ENTRE LOS ELECTRODOS (32 Y 34), SOMETIDO A UNA PRESION SUPERIOR A 6 ATMOSFERAS; UNA CAPA (38) DE UNA MEZCLA DE UN MATERIAL ACTIVO Y DE UN MATERIAL GENERADOR, SITUADA EN EL INTERIOR DE LA CAMARA, ESTANDO CONSTITUIDOS EL MATERIAL ACTIVO Y EL MATERIAL GENERADOR RESPECTIVAMENTE POR U-235 Y U-234, TENIENDO LA CAPA UN ESPESOR QUE CORRESPONDE POR LO MENOS A 0,2 MILIGRAMOS POR CENTIMETRO CUADRADO; UNA FUENTE DE ENERGIA (40); Y UN MEDIDOR (42).
ES536752A 1983-10-19 1984-10-15 Detector de neutrones de gama amplia Expired ES8607622A1 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/543,464 US4634568A (en) 1983-10-19 1983-10-19 Fixed incore wide range neutron sensor

Publications (2)

Publication Number Publication Date
ES536752A0 ES536752A0 (es) 1986-05-16
ES8607622A1 true ES8607622A1 (es) 1986-05-16

Family

ID=24168173

Family Applications (1)

Application Number Title Priority Date Filing Date
ES536752A Expired ES8607622A1 (es) 1983-10-19 1984-10-15 Detector de neutrones de gama amplia

Country Status (7)

Country Link
US (1) US4634568A (es)
JP (1) JPS60121658A (es)
CH (1) CH668504A5 (es)
DE (1) DE3437104A1 (es)
ES (1) ES8607622A1 (es)
IT (1) IT1178576B (es)
SE (1) SE457834B (es)

Families Citing this family (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4804514A (en) * 1986-12-09 1989-02-14 Westinghouse Electric Corp. Method and apparatus for neutron dosimetry
FR2662816B1 (fr) * 1990-06-05 1993-10-22 Commissariat A Energie Atomique Chambre a fission a grande gamme de mesure et dispositif de mesure de debit de fluence neutronique utilisant cette chambre a fission.
FR2679371B1 (fr) * 1991-07-18 1993-10-08 Commissariat A Energie Atomique Dispositif de surveillance du flux neutronique d'un reacteur nucleaire.
NO306358B1 (no) * 1991-08-08 1999-10-25 Schlumberger Technology Bv Verifisering- og stabiliseringsanordning for nöytronstrÕlingsdetektor av proporsjonaltellertypen tilpasset en brönnloggesonde
US5784424A (en) * 1994-09-30 1998-07-21 The United States Of America As Represented By The United States Department Of Energy System for studying a sample of material using a heavy ion induced mass spectrometer source
US5956380A (en) * 1995-12-22 1999-09-21 Siemens Aktiengesellschaft Method and apparatus for determining neutron flux density, in particular in a nuclear power facility
JP4299927B2 (ja) * 1998-08-31 2009-07-22 株式会社東芝 中性子束計測装置
US6426504B1 (en) * 1998-10-14 2002-07-30 General Electric Company Gamma resistant dual range neutron detectors
US20030213917A1 (en) * 2002-05-20 2003-11-20 General Electric Company Gamma resistant dual range neutron detector
US20060043308A1 (en) * 2004-07-29 2006-03-02 Mcgregor Douglas S Micro neutron detectors
JP4829052B2 (ja) * 2006-09-07 2011-11-30 株式会社東芝 中性子検出器の製造方法
FR2925700B1 (fr) * 2007-12-24 2010-01-29 Commissariat Energie Atomique Dispositif de mesure de taux de comptage et dispositif d'etalonnage de chambre a fission associe
FR2932338A1 (fr) * 2008-06-10 2009-12-11 Commissariat Energie Atomique Systeme de tranmission d'un signal electrique, notamment frequentiel et dispositif de mesure de rayonnements equipe d'un tel systeme
US9691506B2 (en) * 2008-09-16 2017-06-27 General Electric Company High dielectric insulated coax cable for sensitive impedance monitoring
US9324465B2 (en) * 2009-04-01 2016-04-26 Ge-Hitachi Nuclear Energy Americas Llc Methods and apparatuses for operating nuclear reactors and for determining power levels in the nuclear reactors
US9310323B2 (en) 2009-05-16 2016-04-12 Rapiscan Systems, Inc. Systems and methods for high-Z threat alarm resolution
WO2011133384A1 (en) * 2010-04-19 2011-10-27 Rapiscan Systems, Inc. Radioactive/nuclear threat monitoring using long detectors
US9557427B2 (en) 2014-01-08 2017-01-31 Rapiscan Systems, Inc. Thin gap chamber neutron detectors

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3043954A (en) * 1959-10-12 1962-07-10 Gen Electric Fission chamber assembly
DE1160957B (de) * 1959-12-11 1964-01-09 Atomic Energy Authority Uk Bei hohen Temperaturen verwendbarer Spaltimpulszaehler zum Messen eines Neutronenflusses
US3579127A (en) * 1967-05-31 1971-05-18 Gulf Energy & Environ Systems Apparatus for monitoring pulses
US3565760A (en) * 1967-10-23 1971-02-23 Gen Electric Nuclear reactor power monitor system
FR1596082A (es) * 1968-12-13 1970-06-15
SE355102B (es) * 1969-09-16 1973-04-02 Siemens Ag
FR2268353B1 (es) * 1974-04-19 1977-10-14 Commissariat Energie Atomique
US4121106A (en) * 1977-02-08 1978-10-17 General Electric Company Shielded regenerative neutron detector
US4103166A (en) * 1977-02-14 1978-07-25 General Electric Company Method and apparatus for monitoring the output of a neutron detector
US4235670A (en) * 1977-10-17 1980-11-25 Alzaidi Samir A Method and apparatus for measuring neutron flux
DE2832122A1 (de) * 1978-07-21 1980-01-31 Kraftwerk Union Ag Messlanze fuer siedewasserkernreaktoren
JPS5927873B2 (ja) * 1979-11-15 1984-07-09 株式会社東芝 中性子検出器
US4404164A (en) * 1981-09-15 1983-09-13 Kopp Manfred K Neutron flux profile monitor for use in a fission reactor

Also Published As

Publication number Publication date
IT1178576B (it) 1987-09-09
IT8423210A1 (it) 1986-04-18
ES536752A0 (es) 1986-05-16
DE3437104A1 (de) 1985-05-09
SE457834B (sv) 1989-01-30
SE8405216L (sv) 1985-05-30
JPH038059B2 (es) 1991-02-05
JPS60121658A (ja) 1985-06-29
SE8405216D0 (sv) 1984-10-18
DE3437104C2 (es) 1989-12-07
IT8423210A0 (it) 1984-10-18
US4634568A (en) 1987-01-06
CH668504A5 (de) 1988-12-30

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Legal Events

Date Code Title Description
FD1A Patent lapsed

Effective date: 20041004