Method for realizing interlocking by using logic relay

Abstract

The invention innovatively provides a method for realizing rail transit computer interlocking by using a logic relay. Comprising an ARS mode relay circuit, a route setting reaction relay circuit, a route checking relay circuit, an ARC mode relay circuit, a running direction relay circuit, a guiding signal route reaction circuit, a point switch control circuit, an access locking relay control circuit, a route locking relay circuit, a turnout locking relay circuit and a blocking relay circuit. The control circuit comprises a button control relay circuit, an emergency stop control relay circuit, a signal control relay circuit, an annunciator broken wire checking circuit, a repeated opening control circuit and the like. All logics are realized through a logic relay.

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