Integrated coal and gas adsorption, desorption and outburst test device and test method
A technology of adsorption, desorption, and test equipment, which is applied in the direction of measuring equipment, instruments, scientific instruments, etc., can solve the problems of complex operation, easy stress concentration at the corners of the model, and the inability to collect coal and gas transient changes at one time. Achieve the effect of convenient operation, simple structure and low production cost
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[0053] The present invention will be further described below in conjunction with the accompanying drawings and embodiments.
[0054] Such as figure 1 , figure 2 As shown: an integrated coal and gas adsorption, desorption and outburst test device 12, including a cylindrical coal sample chamber 3, the outer wall of the coal sample chamber 3 is provided with a number of pressure and temperature sensors 4 capable of detecting the temperature of the briquette and the gas pressure, One end of the coal sample chamber 3 is fixedly installed with hydraulic loading and air-filling equipment that can extend into it in the axial direction and can apply axial ground stress. The coal and gas outlet is provided with a quick release mechanism 5 for controlling the conduction of the outlet; the hydraulic loading and gas charging equipment includes a piston rod, and a piston that matches the cavity of the coal sample chamber is arranged on the piston rod located in the coal sample chamber. T...
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