SYSTEM FOR MEASURING AT GAMMA-RADIATION CONTAMINATION OF ENVIRONMENT CAUSED BY RADIOACTIVE EMISSION RADIATION-HAZARDOUS FACILITIES Russian patent published in 2016 - IPC G01T1/169 

FIELD: measuring equipment.

SUBSTANCE: invention relates to means for estimation of environment radiation. This system is arranged on ground complex (7) intended for measurement information processing and drone (2). System includes gamma-spectrometric installation (1), device (10) of automatic sampling, as well as a receiving-transmitting unit (17) used for contactless control by device (10) of automatic sampling, first and second timers (14, 15), univibrator (16), receiving-transmitting units (21, 22) drone flight control (2), units (23, 24) for determining coordinates of aircraft, laser altimeter (25). Gamma-ray spectrometry plant (1) includes spectrometric detection unit (3), unit (4) of amplification, amplitude-digital conversion unit (5), contactless transmission unit (6) of measurement information, unit (8) for measurement information reception, spectrum analyzer (9), high-voltage power supply unit (19), low-voltage power supply source (20). Device (10) of automatic sampling includes air blower (11) with flow meter of gas-aerosol mixture, tape drive mechanism (12) of the filtering belt arranged above air blower (11) and above spectrometer unit (3) for detecting gamma spectrometer installation (1), electric motor (13), the shaft of which is structurally connected to feed reel of tape feed mechanism (12), receiving-transmitting unit (18) for contactless control by device (10) of automatic sampling. Drone (2) arranges device (10) of automatic sampling, receiving-transmitting unit (21) of drone flight control (2), unit (23) for determining coordinates of aircraft, laser altimeter (25), as well as the following units of gamma-spectrometer installation (1): spectrometric detection unit (3), unit (4) of amplification, unit (5) of amplitude-digital conversion, unit (6) of contactless transmission of measurement information, high-voltage power supply unit (19), low-voltage power supply source (20). Ground complex (7) of measurement information processing and control arranges: unit (24) for determining aircraft coordinates, receiving-transmitting unit (22) of drone flight control (2), first and second timers (14, 15), univibrator (16), receiving-transmitting unit (17) for contactless control by device (10) of automatic sampling, as well as unit (8) receiving measurement information and analyser (9) of the spectrum of gamma-spectrometer installation (1).

EFFECT: technical result consists in upgraded accuracy of measurement results, broader functional capabilities, simple structural scheme of the system, ensuring safety of maintenance staff.

1 cl, 2 dwg