Low-temperature adsorption testing device and testing method thereof

The invention discloses a low-temperature adsorption testing device and a testing method thereof, and belongs to the technical field of low-temperature adsorption, and the testing device comprises a control system, an adsorption system and an analysis system which are mutually connected through a process pipeline and a valve assembly. The testing device is simple and flexible to operate, comprehensive and accurate in testing, and capable of completing the influence of different temperatures, pressures, flow rates and height-diameter ratios on the adsorption performance of the adsorbent to form a low-temperature adsorption database. The test method is realized through the test device, firstly analyzes the gas components of the raw material gas, then analyzes the balance gas components of the outlet of the gas-liquid separator, and finally analyzes the gas components of the outlet of the adsorber, has the advantages of wide test range, abundant evaluation means and accurate test data, and can screen out the eff