Control circuit, control method and system of nuclear facility security level control equipment
The invention discloses a control circuit, a control method and a system of nuclear facility safety level control equipment, and belongs to the technical field of nuclear power control. A non-safety-level on/off signal contact of the control circuit is connected in series with the first change-over...
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| creator | ZHANG BO FENG CUNQIANG TANG FENGNA YANG YINGSHU YANG LINGLING YANG JIAYU CUI YAO LI XIAOWEI DING CHANGFU CUI GUOHUA WU KE BAO YIN YANG QINGYU LIU YU CAI MENGHANG |
| description | The invention discloses a control circuit, a control method and a system of nuclear facility safety level control equipment, and belongs to the technical field of nuclear power control. A non-safety-level on/off signal contact of the control circuit is connected in series with the first change-over switch and a non-safety-level on/off relay coil; a central control room on/off button is connected with a second change-over switch in series, an emergency monitoring room on/off button is connected with the second change-over switch in series, and two series branches are connected with a normally open contact of a safety level panel manual on/off relay in parallel and then connected with a normally closed contact of an on/off state relay and a coil of the safety level panel manual on/off relay in series. A normally open contact of the non-safety-level on/off relay, a normally open contact of the safety-level disc table manual on/off relay and a normally open contact of the safety-level interlocking on/off relay ar |
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A non-safety-level on/off signal contact of the control circuit is connected in series with the first change-over switch and a non-safety-level on/off relay coil; a central control room on/off button is connected with a second change-over switch in series, an emergency monitoring room on/off button is connected with the second change-over switch in series, and two series branches are connected with a normally open contact of a safety level panel manual on/off relay in parallel and then connected with a normally closed contact of an on/off state relay and a coil of the safety level panel manual on/off relay in series. 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A non-safety-level on/off signal contact of the control circuit is connected in series with the first change-over switch and a non-safety-level on/off relay coil; a central control room on/off button is connected with a second change-over switch in series, an emergency monitoring room on/off button is connected with the second change-over switch in series, and two series branches are connected with a normally open contact of a safety level panel manual on/off relay in parallel and then connected with a normally closed contact of an on/off state relay and a coil of the safety level panel manual on/off relay in series. A normally open contact of the non-safety-level on/off relay, a normally open contact of the safety-level disc table manual on/off relay and a normally open contact of the safety-level interlocking on/off relay ar</abstract><oa>free_for_read</oa></addata></record> |
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| language | chi ; eng |
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| subjects | CONTROL OR REGULATING SYSTEMS IN GENERAL CONTROLLING FUNCTIONAL ELEMENTS OF SUCH SYSTEMS MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS ORELEMENTS PHYSICS REGULATING |
| title | Control circuit, control method and system of nuclear facility security level control equipment |
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