Recovery of Coal Mine Methane and Its Utilization with a Newly Developed Gas Concentration System

Abstract

Coal Mine has researched and studied for the development of gas collection technique and effective utilization system. As part of the investigation, Kushiro Coal Mine and Osaka Gas have promoted the effective utilization by gas concentration technique using Pressure Swing Adsorption, and the whole system has operated in 2017. The purpose of this article is to review general design of the gas concentration project of Kushiro Coal Mine.