Experimental device for testing indirect tentacles of unsaturated granular material particles

• Main Authors: LYU LONGLONG, LIU XUEGANG, LI YAO, LIAO HONGJIAN, FU YINGPENG, KANG XIAOSEN, MENG XIFENG
• Format: Patent
• Language: Chinese; English
• Published: 03.12.2019
• Subjects: INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIRCHEMICAL OR PHYSICAL PROPERTIES; MEASURING; PHYSICS; TESTING

The utility model discloses an indirect contact angle testing device for unsaturated granular material particles. The device comprises a pressure chamber, a particle moving platform, a liquid drop control system, a temperature and humidity control system and an external terminal, the pressure chamber is arranged on a groove of the particle moving platform base; the particle moving platform is positioned in the pressure chamber and consists of a base, a guide rail, a propelling bolt and a sliding platform; the liquid drop control system adopts a rubber head dropper for accurate control; the temperature and humidity control system controls the suction force in the pressure chamber; and the external terminal is a large-aperture high-definition digital camera, a computer and a sensor. The utility model further provides an indirect contact angle experiment method of the granular material, the contact angle experiment device is used in the method, and the computer is connected with the output ends of the large-aper