小口径散射伽玛能谱测井仪

ScatteringγEnergy Spectral Logger of Small Diameter Hole

介绍散射伽玛能谱测井仪的组成工作原理、探测系统、探测技术、数据采集、处理及传输技术,能谱探测电路、数据采集电路及编制实时数据采集程序。并针对散射伽玛能谱测井在解决复杂岩性地层地质问题,确定空隙度、解释煤层气、裂隙带等方面的独具特点以及在煤田地质勘探中开展散射伽能谱测井的必要性进行了讨论。

The paper has introduced compositio n?working principle?probe system?probe technology?data collection?processing and transmission technology of scatteringγenergy spectral logger,and circuit of spectrometry?circuit of data collection and draw u p col-lection program of real -time data,a nd discussion on the unique advantages of scatteringγenergy spectral logger in resolutio n of complex geological questions and determination of porosity and interpretation of coal bed gas and fracture zone etc.,and the necessity of carry out scatteringγenergy spectral logging in coal geological exploration.