Determination instrument and determination method for osmotic coefficients of drilling and coring test part
A permeability coefficient, drilling core technology, applied in permeability/surface area analysis, instruments, measuring devices, etc. The effect of shortening the test time, simple structure and small test error
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[0026] The present invention will be further explained below in conjunction with specific embodiments and accompanying drawings.
[0027] see figure 1 , the measuring instrument of the present invention comprises the water outlet buffer zone 9, the test chamber body 5 and the water inlet buffer zone 8 arranged successively from top to bottom. The blue plate 11 is fixedly connected by fixing screws 10, and the joints between the water outlet buffer zone 9 and the water inlet buffer zone 8 and the test chamber 5 are sealed with a sealing rubber ring 12 to form a closed cavity, and the water outlet buffer zone 9 and the water inlet The connecting parts of the buffer zone 8 and the test cavity 5 are all provided with table tops for supporting the permeable layer. The upper end of the side wall of the water outlet buffer zone 9 is provided with a water outlet 2, and the top of the water outlet buffer zone 9 is provided with an air extraction hole 13, and the air extraction hole 13...
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