New Discovery on Supercritical CO2-H2O Treated Coal: Pore Structure and Methane Adsorption

查看全文 作　　者：CHEN [1,2]Run;WANG [1,2]Youyang;QIN [2]Yong;WANG [1]Linlin;WEI [2]Chongtao;ZHANG [1,2]Pengfei 机构地区：[1]Low Carbon Energy Institute, China University of Mining and Technology (Key Laboratory Coal-based CO2 Capture & Geological Storage of Jiangsu Province), Xuzhou 221008, Jiangsu, China;[2]School of Resource and Geoscience, China University of Mining and Technology (Key Laboratory of Coalbed Methane Resource & Reservoir Formation History, Ministry of Education), Xuzhou 221008, Jiangsu, China 出　　处：《Acta Geologica Sinica(English Edition)》索引2017年第91卷第4期,共2页 基　　金：financially supported by the National Natural Science Foundation of China(grant No.41572138);the Fundamental Research Fund for Central University(grant No.2014QNA17) 摘　　要：Objective Nowadays,the governments and worldwide energy and environmental scientists have been focusing on CO_2enhanced coalbed methane recovery(CO_2-ECBM)to reduce greenhouse gas emissions and to increment coalbed methane production.Previous researches have confirmed that CO_2 can react with minerals in coal seams to transform the permeability of coal.However,few 关 键 词：超临界CO2处理 甲烷吸附 煤层气 孔结构 温室气体排放 世界范围 孔隙分布 采收率