Life cycle assessment of opencast lignite mining
作者机构：Mineral and Energy Economy Research InstitutePolish Academy of SciencesWybickiego 7A Str.31-261 CracowPoland Faculty of ManagementAGH University of Science and Technology30-067 CracowPoland
出 版 物：《International Journal of Coal Science & Technology》 (国际煤炭科学技术学报（英文）)
年 卷 期：2021年第8卷第6期
页 面：1272-1287页
核心收录：
学科分类：0820[工学-石油与天然气工程] 081901[工学-采矿工程] 0819[工学-矿业工程] 08[工学]
主 题：Life cycle assessment(LCA) Lignite Mining Fossil fuel
摘 要：The life cycle phase of fossil fuel extraction is mainly considered in the life cycle assessment(LCA)when evaluating the energy production *** is then only one of many unit processes,which contribute to the blurring of mining-relevant *** are few items in the literature focusing exclusively on the lignite mining phase and analysing the specific mining conditions and associated environmental *** article focuses on the LCA of lignite mining processes on the basis of data coming from a Polish *** technology for opencast lignite mining is noted for its high production efficiency,high level of recovery and lower risk as regards the safety of workers when compared with underground mining ***,the need to remove large amounts of overburden to uncover the deposit contributes to a much greater degradation of the *** the results obtained,several key(hot spot)elements of the lignite mining operations were distinguished for modelling the environmental impact,i.e.:calorific value,the amount of electricity consumption,the manner in which waste and overburden are *** a result there is a high sensitivity of the final indicator to changes in these impacts.
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