Rock permeability testing system and testing method
A testing system, permeability technology, applied in permeability/surface area analysis, measuring device, suspension and porous material analysis, etc., can solve the problems of low measurement accuracy and inability to measure
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[0062] Example 1: The rock permeability testing system of the present invention, such as figure 1 As shown, it includes: confining pressure control device 1, core pressure chamber 2, porosity measurement system 3, upstream gas storage cylinder 4, downstream gas storage cylinder 5, upstream air pressure record table 6, downstream air pressure record table 7, upstream and downstream air pressure difference Record table 8, high-purity argon cylinder 9 and high-precision air pressure recorder 10; the confining pressure control device 1 is connected with the core pressure chamber 2 to provide hydraulic pressure for the core pressure chamber, and the confining pressure control device 1 is a hydraulic pump, and the device There is a record table to freely control the pressure value; the core pressure chamber 2 is as figure 2 As shown, its upper end is connected with the first interface of a four-way device; the second interface of the four-way device is connected with the high-preci...
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