Control system for nuclear facility and control method for nuclear facility
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United States of America Patent
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Jun 20, 2017
Issued Date -
N/A
app pub date -
Sep 13, 2011
filing date -
Oct 12, 2010
priority date (Note) -
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status (Latency Note)
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Abstract
A control system allows controlling a nuclear facility in an evacuation area. The control system includes a control device in ordinary use disposed in a non-evacuation area, an emergency control device—for emergency in the evacuation area, a plant control facility connectable to the control device—and the emergency control device, a signal switching unit that switches from a normal coupling to an emergency coupling based on an emergency switch signal, a first selector switch in the non-evacuation area, a second selector switch-in the evacuation area, an AND circuit configured to output the emergency switch signal to the signal switching unit in the case where the emergency switch signal is input from the first selector switch and the emergency switch signal is input from the second selector switch.
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