DEVICE DETECTING RADIOACTIVE EMISSIONS INTO ATMOSPHERE Russian patent published in 2000 - IPC

FIELD: radiation monitoring at nuclear power stations. SUBSTANCE: device has instrument producing periodic electric signals only in case of accidents at nuclear power station and has series-connected differentiating stage, one-shot multivibrator, cathode follower, electric relay, and system for delivering passive radar reflectors to atmosphere around nuclear power station. Newly introduced in device are parts ensuring automatic operation of radio transmitter and those shaping warning signals. EFFECT: improved reliability of automatic monitoring of atmosphere around nuclear power stations. 3 cl, 2 dwg