1 Introduction Coal as the main fossil energy which accounts for 28 1% of the world s primary energy consumption especially in China In 2024 China s coal production was 3 41 billion tons which accounted for about 63% of China s primary energy consumption However more than 2/3 production of coal is distributed in the arid and water shortage areas of Western China so it is
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Get PriceFeb 18 2022In the process of mining coal resources in Western China a large number of serious mine water inrush accidents have occurred Based on the investigation of geological conditions of fault in the Pingdingshan coal mine the coupling model of the Darcy laminar flow and Brinkman flow is used to analyze the water inrush mechanism of a fault
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