Permeability test experimental system of low-permeability clay
A technology for testing experiments and permeability, which is applied in the field of permeability testing experimental systems for low-permeability clays, which can solve the problems of increasing the error of experimental results, long infiltration time, and not considering temperature changes on the soil. automated effects
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[0026] The present invention provides a kind of permeability test experiment system of low permeability clay, specifically as figure 1 As shown, it includes a water head supply unit that can provide a small water head and a high pressure water head, a sample handling unit 26 that clamps and pressurizes the sample 34, a water supply and storage unit that provides seepage fluid and collected liquid, and collects and collects experimental data. The processed data acquisition and processing unit also includes a thermostat 17 for controlling the experimental environment;
[0027]The water head supply unit capable of providing tiny water head and high-pressure water head includes a stepping motor 10, a turbine reduction elevator 9 connected to the stepping motor 10, a water storage tank 8 placed on the top of the turbine reduction elevator 9, and a water storage tank 8 connected to the top of the water storage tank 8. The water head column 13, the ball valve 12 that controls the ope...
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