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BDPN-07 (Detecting unit of neutron radiation)
BDPN-07 (Detecting unit of neutron radiation)
Purpose of use
- Search for neutron radiation emanating sources and measurement of thermal and fast neutrons flux density.
Application
- As a unit of MKS-07 "POSHUK" search dosimeter-radiometer.
- As a part of automated systems of radiation control.
Specifications
| Measurement range of thermal neutron flux density |
N/(cm2·min) |
10-105 |
| - |
Measurement range of fast neutron flux density |
N/(cm2·min) |
50-105 |
| - |
Maximum basic relative error of thermal and fast neutron flux density measurement at Pu-Be calibration with 0.95 confidence probability |
% |
20+200/N, where N is a numerical value of measured neutron flux density |
| - |
Detected neutron energy range |
eV |
0.025 – 14·106 |
| - |
Neutron radiation sensitivity of:
- fast neutrons
- thermal neutrons |
(pulse·cm2)/(neutron) |
4.5
13.0 |
| - |
Maximal gamma radiation exposure dose rate that does not introduce auxiliary error of neutron flux density measurement |
mR/h |
100 |
| - |
Operating temperature range |
°С |
-25…+55 |
| - |
Auxiliary permissible error range of measurement, caused by ambient temperature change from -25°C to +55°C |
% |
5 per each 10 °C deviation from 20 °C |
|
