PORTAL RADIATION MONITOR Russian patent published in 2002 - IPC

FIELD: environmental control, registration of radioactive radiation of nuclear materials and radiation-hazardous substances. SUBSTANCE: most efficient application of portal radiation monitor is registration and identification of radionuclides of nuclear materials and radiation-hazardous substances transported through monitor with the aid of various objects and radiation environmental control. Portal radiation monitor includes double- column portal housing scintillation detectors and spectrometric amplifiers, electron signal processing system, unit of light and audio signaling. Scintillator presents rectangular unit which one end is flat and another end has form of narrowing pyramid with its upper part transforming to cylinder. EFFECT: expanded application field, enhanced threshold sensitivity and reliability, provision for automation and self-test. 2 dwg