Control rod housing alignment apparatus

Patent · Tue Mar 26 00:00:00 EST 1991

OSTI ID:5355474

Dixon, R C; Deaver, G A; Punches, J R; Singleton, G E; Erbes, J G; Offer, H P

This paper discusses an alignment device for precisely locating the position of the top of a control rod drive housing from an overlying and corresponding hole and alignment pin in a core plate within a boiling water nuclear reactor. It includes a shaft, the shaft having a length sufficient to extend from the vicinity of the top of the control rod drive housing up to and through the hole in the core plate; means for registering the top of the shaft to the hole in the core plate, the registering means including means for registering with an alignment pin in the core plate adjacent the hole.

• Assignee: General Electric Co., San Jose, CA (USA)
• Patent Number(s): US 5001840; A
• Application Number: PPN: US 7-526880
• OSTI ID: 5355474
• Resource Relation: Patent File Date: 22 May 1990
• Country of Publication: United States
• Language: English

Related Subjects

22 GENERAL STUDIES OF NUCLEAR REACTORS
21 SPECIFIC NUCLEAR REACTORS AND ASSOCIATED PLANTS
BWR TYPE REACTORS
CONTROL ROD DRIVES
SUPPORTS
ALIGNMENT
POSITIONING
SHAFTS
ENRICHED URANIUM REACTORS
MACHINE PARTS
MECHANICAL STRUCTURES
POWER REACTORS
REACTOR COMPONENTS
REACTORS
THERMAL REACTORS
WATER COOLED REACTORS
WATER MODERATED REACTORS
220400* - Nuclear Reactor Technology- Control Systems
210100 - Power Reactors
Nonbreeding
Light-Water Moderated
Boiling Water Cooled