Abstract: In recent years, the discrete element method (DEM) has become widely used to solve a number of geological and geophysical problems. The basic idea of this method is to consider rock-soil bodies, in their discontinuous ...

Abstract: To study the factors affecting the sealing performance of a Y-shaped sealing ring at the stem of a 140-MPa cage throttle valve under −46 °C, 25 °C, and 180 °C operating conditions, uniaxial tensile tests were conducted on ...