PASSAGE SELECTOR OF REACTOR IN-CORE NUCLEAR-MEASURING APPARATUS

PROBLEM TO BE SOLVED: To embody a small and inexpensive passage selector, which can be applied by commonly using an index device even if the number of detector passages is changed, and which is easy to make inspection and maintenance. SOLUTION: The passage selector of a reactor in-core nuclear-measu...

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Bibliographic Details
Main Authors OSAKA KENJI, YODOGAWA MASAMI
Format Patent
LanguageEnglish
Published 07.01.2010
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Summary:PROBLEM TO BE SOLVED: To embody a small and inexpensive passage selector, which can be applied by commonly using an index device even if the number of detector passages is changed, and which is easy to make inspection and maintenance. SOLUTION: The passage selector of a reactor in-core nuclear-measuring apparatus includes: a drive motor; an index device that is driven by the drive motor and makes a rotary output of a predetermined index number; a central rotating shaft that is driven to rotate by the index device and causes a passage selecting guide tube to be located in opposition to any detector passage; and an accelerating/decelerating device that is interposed between an output shaft of the index device and the central rotating shaft, and adjusts the index number of the central rotating shaft. COPYRIGHT: (C)2010,JPO&INPIT
Bibliography:Application Number: JP20080159330