Product Name：DCNT Compensated Neutron Logging Tool
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Description：
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An americium-beryllium (Am-Be) neutron source is used to continuously emit fast neutrons into the formation, and two He-3 proportional counter tubes are used to measure the hydrogen content of the formation, thereby calculating the porosity of the rock formation.
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FunctionTechnical specifications
An americium-beryllium (Am-Be) neutron source is used to continuously emit fast neutrons into the formation, and two He-3 proportional counter tubes are used to measure the hydrogen content of the formation, thereby calculating the porosity of the rock formation.
Working temperature range: | -20℃ -- 175℃ |
MAX pressure: | 140MPa |
Storage Temperature: | -40℃--70℃ |
Shock: | 100g 3D (11ms) |
vibration: | 10g 3D (5～100～5Hz) |
Power supply: | 48VDC±10% |
Measuring range: | 0～85PU |
Measuring accuracy: | 0～10PU, error does not exceed ±1PU |
10～45PU error does not exceed ±10% |
＞45PU The error does not exceed ±10PU |
Repeatability: | Meet the requirements of measurement accuracy |
Neutron source: | Am-Be neutron source (CSU) with a neutron yield of 4×10 7 n/s |
OD: | Φ73m |