Coal-bed gas-content calculation method
A gas content and coal seam technology, applied in the field of coalbed methane exploration and development, can solve problems such as complex calculation process, cumbersome acquisition process, and inaccurate calculation results, and achieve accurate calculation results, good application effects, and convenient results
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[0033] In order to make the object, technical solution and advantages of the present invention clearer, the implementation manner of the present invention will be further described in detail below in conjunction with the accompanying drawings.
[0034] The method for calculating the gas content of the coal bed provided by the present invention adopts the following steps to realize, and is described below in conjunction with specific examples:
[0035] (1) Select a series of coal core samples in the measurement area that can represent the characteristics of the area, conduct experiments and calculations, and obtain the maximum vitrinite reflectance R max .
[0036] The present invention selects 20 coal core samples, and conducts experiments according to the standard procedure of "Coal Vitrinite Reflectance Microscopic Determination Method (GR / T6948-2008)" to obtain the maximum vitrinite reflectance R of each coal core sample. max .
[0037] (2) Obtain the logging curve values...
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