1 Product Application
Deep water high-purity germaniumγSpectrometers are suitable for detecting radioactive substances on the seabedofMeasurement, including radioactive waste generated from marine accidents, radioactive waste stored on the seabed, searching for lost isotope batteries, checking for radioactive nuclide migration, and so on.
picture1Deepwater high-purity germanium spectrometer detector and appearance
IIProduct Technical Features
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Can be placed in extremely deep underwater environments for long-term independent operation;
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Built in programmable control microprocessor;
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Capable of independently detecting and accumulating energy spectra within a predetermined time;
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It can record and store gamma spectra for unlimited time periods;
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Computers can be used to retrieve and process data from spectrometers.
IIIsystem composition
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Coaxial high-purity germanium detector;
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Refrigeration equipment;
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A multi-channel spectrometer device equipped with a microprocessor and data transmission function;
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Durable waterproof casing for configuring power supply devices, canMake the spectrometer dive according to user needs100、500、1000perhaps3000Depth of meters;
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External equipment includes: refrigeration power supply and liquid nitrogen refilling device;
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The measurement system is equipped with software for energy spectrum analysis and nuclide identification.
4 Product Technical Specifications
project |
parameter |
Energy Range(keV) |
40-3000 |
Detection efficiency of high-purity germanium detector(%) |
30% |
30%Energy resolution of detection efficiency(keV) @122keV @1.33MeV |
0.9 1.9 |
1Lower limit for quantitative nuclide specific activity detection within hours(Bq/L) 137Cs 60Co 54Mn 235U 241Am |
0.259 0.222 0.222 0.333 7.4 |
background count |
100 |
Maximum penetration depth(m) |
3000 |
Cooling time(h) |
8 |
Automatic running time(h) |
50 |
Weight without external protective shell(kg) |
30 |
Total weight of equipment filled with liquid nitrogen(kg) |
56 |