The detection of radioactive substances requires various professional equipment, which varies depending on the detection object, environment, and purpose. The following are commonly used radioactive substance detection equipment:
1、 Portable detection equipment
1. Geiger Miller counter (GM counter)
Used for detecting alpha, beta, and gamma rays, suitable for rapid screening and preliminary evaluation on site.
2. Portable gamma ray spectrometer
Can identify and quantify gamma ray energy, suitable for environmental monitoring and nuclear accident emergency response.
3. Personal dose alarm device
Real time monitoring of personal radiation dose, suitable for nuclear facility workers and emergency personnel.
2、 Laboratory analysis equipment
1. High purity germanium (HPGe) gamma spectrometer
High resolution and sensitivity, suitable for quantitative analysis of radioactive isotopes in environmental samples such as soil, water, and air.
2. Liquid scintillation counter (LSC)
Used for detecting low-level beta radioactive nuclides (such as tritium and carbon-14), suitable for analysis of biological samples and environmental water samples.
3. Alpha/β surface pollution analyzer
Used for detecting alpha and beta radioactive contamination on equipment, clothing, or environmental surfaces.
3、 Environmental monitoring equipment
1. Atmospheric radioactive monitoring system
Including air samplers and gamma spectrometers, used for real-time monitoring of radioactive nuclides (such as iodine-131 and cesium-137) in the atmosphere.
2. Water radioactive monitoring instrument
Used for detecting radioactive nuclides in water bodies, suitable for monitoring water bodies around nuclear power plants and emergency water sources.
3. Soil radioactive analyzer
Evaluate the content of natural and artificial radioactive nuclides in soil by combining gamma spectroscopy and chemical analysis methods.
4、 Special equipment for nuclear facilities
1. Channel type radioactive monitoring instrument
Used for detecting radioactive substances carried by personnel, vehicles, or goods, suitable for entry and exit of nuclear facilities.
2. Nuclear waste monitoring system
Including gamma ray imaging devices and neutron detectors, used for monitoring the classification, packaging, and storage of nuclear waste.
5、 Emergency response equipment
1. Drones equipped with radiation monitoring devices
Used for rapid survey of large areas of radioactive contamination.
2. Mobile radiation monitoring vehicle
Equipped with multiple monitoring devices, suitable for emergency response and assessment at nuclear accident sites.
6、 Auxiliary equipment
1. Calibration source and standard substance
Used for regular calibration and quality control of equipment.
2. Protective equipment
Such as lead clothing, lead goggles, etc., to protect operators from radiation injuries.
7、 Other specialized equipment
1. Neutron detector
Used for detecting neutron radiation, suitable for nuclear reactors and nuclear material monitoring.
2. Radon gas detector
Used to detect indoor radon concentration and assess the radioactive risk of building materials.
Guangdong Zhonghan Testing Technology Co., Ltd