GB2153087B - Digital electromagnetic rod position indicator with compensation - Google Patents

Digital electromagnetic rod position indicator with compensation

Info

Publication number
GB2153087B
GB2153087B GB08501679A GB8501679A GB2153087B GB 2153087 B GB2153087 B GB 2153087B GB 08501679 A GB08501679 A GB 08501679A GB 8501679 A GB8501679 A GB 8501679A GB 2153087 B GB2153087 B GB 2153087B
Authority
GB
United Kingdom
Prior art keywords
compensation
position indicator
rod position
electromagnetic rod
digital electromagnetic
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
GB08501679A
Other languages
English (en)
Other versions
GB2153087A (en
GB8501679D0 (en
Inventor
Michal Marceli Feilchenfeld
Charles Gilbert Geis
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.)
Westinghouse Electric Corp
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 GB8501679D0 publication Critical patent/GB8501679D0/en
Publication of GB2153087A publication Critical patent/GB2153087A/en
Application granted granted Critical
Publication of GB2153087B publication Critical patent/GB2153087B/en
Expired legal-status Critical Current

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
    • G21C17/12—Sensitive element forming part of control element
    • 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)
  • Measurement Of Length, Angles, Or The Like Using Electric Or Magnetic Means (AREA)
  • Monitoring And Testing Of Nuclear Reactors (AREA)
GB08501679A 1984-01-24 1985-01-23 Digital electromagnetic rod position indicator with compensation Expired GB2153087B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/573,459 US4646012A (en) 1984-01-24 1984-01-24 Digital, electromagnetic rod position indicator with precisely controlled transitions between digital states

Publications (3)

Publication Number Publication Date
GB8501679D0 GB8501679D0 (en) 1985-02-27
GB2153087A GB2153087A (en) 1985-08-14
GB2153087B true GB2153087B (en) 1987-02-11

Family

ID=24292073

Family Applications (1)

Application Number Title Priority Date Filing Date
GB08501679A Expired GB2153087B (en) 1984-01-24 1985-01-23 Digital electromagnetic rod position indicator with compensation

Country Status (7)

Country Link
US (1) US4646012A (OSRAM)
EP (1) EP0150134B1 (OSRAM)
JP (1) JPS60164201A (OSRAM)
KR (1) KR910008359B1 (OSRAM)
DE (1) DE3577157D1 (OSRAM)
ES (1) ES8703041A1 (OSRAM)
GB (1) GB2153087B (OSRAM)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4711757A (en) * 1986-02-27 1987-12-08 Westinghouse Electric Corp. Position indicating device
DE3638936A1 (de) * 1986-11-14 1988-05-26 Kernforschungsz Karlsruhe Verfahren und einrichtung zur detektion von korrosion oder dergleichen
US5142226A (en) * 1989-09-01 1992-08-25 Kabushiki Kaisha Sg Position detection device having absolute position detection apparatus and interpolation apparatus
JPH03225223A (ja) * 1990-01-31 1991-10-04 Komatsu Ltd 位置検出装置
US5563922A (en) * 1995-10-23 1996-10-08 Aep Energy Services, Inc. Method and system for indicating the position of control rods of a nuclear reactor
JP2001074006A (ja) * 1999-09-03 2001-03-23 Amitec:Kk ストロークセンサ
US7505545B2 (en) * 2004-06-24 2009-03-17 Korea Electro Technology Research Institute Method for recognizing step movement sequence of control rod drive mechanism of nuclear reactor
US8903033B2 (en) 2008-01-09 2014-12-02 Analysis and Measurement Service Corporation High resolution digital rod position indication system for nuclear power plants
US9250277B1 (en) * 2011-03-21 2016-02-02 Northrop Grumman Systems Corporation Magnetically coupled, high resolution linear position sensor for use in high temperature, high pressure environment
US10910115B2 (en) * 2017-03-08 2021-02-02 Ge-Hitachi Nuclear Energy Americas Llc Digital systems and methods for high precision control in nuclear reactors
CA3139855A1 (en) * 2019-05-10 2021-02-18 Westinghouse Electric Company Llc Digital rod position indication system and method

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3705400A (en) * 1970-12-24 1972-12-05 Warner Swasey Co Error-compensated position determining
FR2169437A5 (en) * 1972-01-24 1973-09-07 Merlin Gerin Contact free position pick-off - using multiple differential transformers to produce gray coded output
BE793944A (fr) * 1972-01-24 1973-05-02 Merlin Gerin Capteur de position sans contact mecanique
JPS5549451B2 (OSRAM) * 1972-08-30 1980-12-12
US3893090A (en) * 1973-01-03 1975-07-01 Westinghouse Electric Corp Position indication system
US3858191A (en) * 1973-01-03 1974-12-31 Westinghouse Electric Corp Digital multiplexed position indication and transmission system
US3846771A (en) * 1973-01-03 1974-11-05 Westinghouse Electric Corp Position indication system
US4371496A (en) * 1980-06-18 1983-02-01 Westinghouse Electric Corp. Position indication system
JPS5711634A (en) * 1980-06-26 1982-01-21 Tokyo Shibaura Electric Co Apparatus for measuring live body information

Also Published As

Publication number Publication date
ES539645A0 (es) 1987-01-16
GB2153087A (en) 1985-08-14
GB8501679D0 (en) 1985-02-27
US4646012A (en) 1987-02-24
DE3577157D1 (de) 1990-05-17
KR910008359B1 (ko) 1991-10-12
JPS60164201A (ja) 1985-08-27
EP0150134A3 (en) 1987-09-23
ES8703041A1 (es) 1987-01-16
EP0150134B1 (en) 1990-04-11
EP0150134A2 (en) 1985-07-31
JPH0320681B2 (OSRAM) 1991-03-20
KR850005713A (ko) 1985-08-28

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 20010123