Abstract: This study examines the effects of temperature (T), CO2 injection pressure (P0), and initial CH4 adsorption equilibrium pressure (P1) on the CH4 replacement rate (η) following CO2 injection into anthracite coal. Using ...

Abstract: Rolling element bearings are widely used in aero engines, high-speed trains, precision machine tools, and other technical fields due to their high rotational accuracy and strong carrying capacity. With the development of ...