FIELD: atomic physics.
SUBSTANCE: invention relates to control rod drive mechanisms (CRDM). The apparatus comprises: a tie bar connected to at least one control rod; a guide screw; a control device designed for linear displacement of the guide screw; electromagnetic coils; a latch mechanism which interlocks the rod with the guide screw, responds to the excitation of the electromagnetic coils and releases the tie bar from the guide screw when excitation of the electromagnetic coils decreases.
EFFECT: high accuracy and reliability of inputting rods.
22 cl, 15 dwg
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Authors
Dates
2016-03-20—Published
2010-06-09—Filed