IT1215246B - Disposizione di grappoli di barre di regolazione. - Google Patents

Disposizione di grappoli di barre di regolazione.

Info

Publication number
IT1215246B
IT1215246B IT8519848A IT1984885A IT1215246B IT 1215246 B IT1215246 B IT 1215246B IT 8519848 A IT8519848 A IT 8519848A IT 1984885 A IT1984885 A IT 1984885A IT 1215246 B IT1215246 B IT 1215246B
Authority
IT
Italy
Prior art keywords
bunches
arrangement
adjustment bars
bars
adjustment
Prior art date
Application number
IT8519848A
Other languages
English (en)
Other versions
IT8519848A0 (it
Inventor
William Lawrence Orr
Pratap Kilachand Doshi
Claude Michel Mildrum
Thomas Raphael Freeman
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 IT8519848A0 publication Critical patent/IT8519848A0/it
Application granted granted Critical
Publication of IT1215246B publication Critical patent/IT1215246B/it

Links

Classifications

    • GPHYSICS
    • G21NUCLEAR PHYSICS; NUCLEAR ENGINEERING
    • G21CNUCLEAR REACTORS
    • G21C7/00Control of nuclear reaction
    • G21C7/06Control of nuclear reaction by application of neutron-absorbing material, i.e. material with absorption cross-section very much in excess of reflection cross-section
    • G21C7/08Control of nuclear reaction by application of neutron-absorbing material, i.e. material with absorption cross-section very much in excess of reflection cross-section by displacement of solid control elements, e.g. control rods
    • G21C7/10Construction of control elements
    • GPHYSICS
    • G21NUCLEAR PHYSICS; NUCLEAR ENGINEERING
    • G21CNUCLEAR REACTORS
    • G21C7/00Control of nuclear reaction
    • G21C7/06Control of nuclear reaction by application of neutron-absorbing material, i.e. material with absorption cross-section very much in excess of reflection cross-section
    • G21C7/08Control of nuclear reaction by application of neutron-absorbing material, i.e. material with absorption cross-section very much in excess of reflection cross-section by displacement of solid control elements, e.g. control rods
    • G21C7/10Construction of control elements
    • G21C7/117Clusters of control rods; Spider construction
    • 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

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Plasma & Fusion (AREA)
  • General Engineering & Computer Science (AREA)
  • High Energy & Nuclear Physics (AREA)
  • Monitoring And Testing Of Nuclear Reactors (AREA)
  • Control Of Non-Electrical Variables (AREA)
IT8519848A 1984-03-12 1985-03-11 Disposizione di grappoli di barre di regolazione. IT1215246B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/588,596 US4642216A (en) 1984-03-12 1984-03-12 Control rod cluster arrangement

Publications (2)

Publication Number Publication Date
IT8519848A0 IT8519848A0 (it) 1985-03-11
IT1215246B true IT1215246B (it) 1990-01-31

Family

ID=24354509

Family Applications (1)

Application Number Title Priority Date Filing Date
IT8519848A IT1215246B (it) 1984-03-12 1985-03-11 Disposizione di grappoli di barre di regolazione.

Country Status (7)

Country Link
US (1) US4642216A (it)
EP (1) EP0158043B1 (it)
JP (1) JPS60207088A (it)
KR (1) KR920007739B1 (it)
DE (1) DE3570146D1 (it)
ES (1) ES8705144A1 (it)
IT (1) IT1215246B (it)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4836977A (en) * 1985-04-01 1989-06-06 Westinghouse Electric Corp. Standardized reduced length burnable absorber rods for a nuclear reactor
US4678628A (en) * 1986-03-03 1987-07-07 Westinghouse Electric Corp. Nuclear reactor control rod cluster for enthalpy rise compensation
SE463284B (sv) * 1986-12-01 1990-10-29 Asea Atom Ab Saett foer drift av en kokvattenreaktor daer efter en driftsperiod en del styrstavar utbytes mot styrstavar med hoegre styrstavsvaerde
ES2041848T3 (es) * 1988-02-22 1993-12-01 Westinghouse Electric Corporation Procedimiento de operacion de un reactor nuclear con ciclo de vida extendido.
US5064607A (en) * 1989-07-10 1991-11-12 Westinghouse Electric Corp. Hybrid nuclear reactor grey rod to obtain required reactivity worth
FR2710778B1 (fr) * 1993-09-29 1995-12-01 Framatome Sa Grappe de commande pour réacteur nucléaire et réacteur en faisant application.
FR2728097A1 (fr) * 1994-12-13 1996-06-14 Framatome Sa Grappe de commande absorbante pour reacteur nucleaire
WO1996023309A1 (de) * 1995-01-24 1996-08-01 Siemens Aktiengesellschaft Steuerstab zur kontrolle der reaktivität eines reaktorkerns einer kernkraftanlage, verwendung des steuerstabs in einem siedewasser-reaktor sowie verfahren zur herstellung eines steuerstabs
DE19812112C2 (de) * 1998-03-19 2002-11-28 Framatome Anp Gmbh Steuerelement für einen Druckwasserreaktor
US8031826B2 (en) * 2008-02-08 2011-10-04 Westinghouse Electric Company Llc Neutron absorber consisting of refractory metal infused with discrete neutron absorber
CN104916337B (zh) * 2014-03-14 2017-11-24 江苏核电有限公司 一种控制棒微积分价值测量试验的数据处理方法
CN109585037B (zh) * 2017-09-28 2024-05-03 华龙国际核电技术有限公司 一种堆芯
WO2022056713A1 (zh) * 2020-09-16 2022-03-24 中广核研究院有限公司 一种小型核电反应堆堆芯及船舶
CN114420315A (zh) * 2021-11-18 2022-04-29 中国核动力研究设计院 一种获取安全裕量的方法

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3103479A (en) * 1963-09-10 Nuclear reactor control rods
US3008884A (en) * 1958-07-09 1961-11-14 George H Schippereit Process for making neutron-absorbing bodies
US3344019A (en) * 1960-05-26 1967-09-26 Frank J Sowa Method of controlling insects and micro-organisms
GB980759A (en) * 1962-12-08 1965-01-20 Bofors Ab Forgeable corrosion-resistant and neutron absorbent steel
US3365368A (en) * 1964-07-10 1968-01-23 Atomic Energy Authority Uk Telescopically arranged nuclear reactor control elements
US3985514A (en) * 1966-07-20 1976-10-12 Atlantic Richfield Company Hot rolled composite billet for nuclear control rods
DE1589468A1 (de) * 1966-09-16 1970-04-09 Asea Ab Regelstab fuer Kernreaktoren
DE1764577B1 (de) * 1968-06-28 1971-05-06 Siemens Ag Kernreaktor regelstabeinrichtung
SE324019B (it) * 1968-12-02 1970-05-19 Asea Ab
DE2044303C3 (de) * 1970-09-08 1974-06-06 Siemens Ag, 1000 Berlin Und 8000 Muenchen Doppelsteuerelement für Druckwasserreaktoren
US3816245A (en) * 1972-06-27 1974-06-11 Combustion Eng Emergency core coolant system utilizing an inactive plenum
US4172762A (en) * 1978-01-20 1979-10-30 Combustion Engineering, Inc. High exposure control rod finger
JPS56111491A (en) * 1980-02-09 1981-09-03 Mitsubishi Atomic Power Ind Reactor core insertion assembly
US4432930A (en) * 1980-12-16 1984-02-21 Westinghouse Electric Corp. Spectral shift reactor control method
ZA818395B (en) * 1980-12-16 1983-07-27 Westinghouse Electric Corp Spectral shift reactor

Also Published As

Publication number Publication date
JPS60207088A (ja) 1985-10-18
US4642216A (en) 1987-02-10
KR850006757A (ko) 1985-10-16
ES540988A0 (es) 1987-04-16
EP0158043B1 (en) 1989-05-10
KR920007739B1 (ko) 1992-09-16
EP0158043A1 (en) 1985-10-16
DE3570146D1 (en) 1989-06-15
IT8519848A0 (it) 1985-03-11
ES8705144A1 (es) 1987-04-16
JPH0543072B2 (it) 1993-06-30

Similar Documents

Publication Publication Date Title
FI863160A (fi) Anlaeggning foer fiskodling i havsvatten.
DK518385D0 (da) Biomekanisk ankel
IT8547888A0 (it) Espigatrice di mietitura per raccolto
ATA279585A (de) Schubkasten
IT1215246B (it) Disposizione di grappoli di barre di regolazione.
AT380780B (de) Implantat
IT1183925B (it) Macchina per maglieria
DK56486A (da) Laarbensimplantat
IT8483368A0 (it) Separatore di barre.
KR860004745A (ko) 급지장치
DE3585137D1 (de) Kristallinische cephalosporinantibiotika.
IT1208493B (it) Analoghi di ossaprostaglandina 7-ossabicicloeptano sostituiti.
DE3564189D1 (de) Pantiliner
DE3567644D1 (de) Sterical uniform 2-azetidinones
FI854268A (fi) Kristalliniska aminometylfoereningar.
FI851125A0 (fi) Foerfarande och anordning foer torkning av gods i konvektionstorkare.
ES286760Y (es) Mueble de oficina
NO158988C (no) Intraokulaert implantat.
IT8520424A0 (it) Grappolo di barre di regolazione a trappola di flusso.
KR850009591U (ko) 편기장치
AT381220B (de) Schubkastenauszug
ATA137584A (de) Schubkastenauszug
KR850009399U (ko) 개량 플럭
DK366284D0 (da) Traekindretning for trawl
DK342985D0 (da) Traekindretning for trawl

Legal Events

Date Code Title Description
TA Fee payment date (situation as of event date), data collected since 19931001

Effective date: 19970326