期刊论文

英文

Frontiers in Energy Research

2296-598X

2022

9

10.3389/fenrg.2021.752472

University Key Project of Natural Science Foundation of Anhui Province [KJ2021A1389]; Program of Hefei Technology College [2021KJB16]; Collaborative Innovation Project of Universities in Anhui Province [GXXT-2020-057]; Key Project of Natural Science Foundation of Higher Education in Anhui Province (Research on the modification of coal surfactant and its biodegradation, Foundation of Anhui Educational Committee, 2022); Key Project of University Humanities and Social Science in Anhui Province [SK2019A0102]; Program for State Key Laboratory of Mining Response and Disaster Prevention and Control in Deep Coal Mines [SKLMRDPC20ZZ02]; Program for Innovative Research Team of Huainan Normal University [XJTD202001]; Ministry of Education of Japan (MEXT); [2022]

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Coal quality rating can help reduce greenhouse gas emissions, solving the global warming problem. It becomes more important as the carbon neutrality by the mid-21st century agreement is accepted by 195 countries, including China. In this paper, an improved fuzzy comprehensive evaluation method is introduced for coal quality rating. The data used in this work are of the Hostolgoi coalfield of the Xinjiang Province of China. Six industrial analysis indicators are determined as evaluation factors by taking the coal samples of different coal seam depths in the mining area. The super-standard multi...