Menu
Menu
coal mining, extraction of coal deposits from the surface of Earth and from underground. Coal is the most abundant fossil fuel on Earth. Its predominant use has always been for producing heat energy. It was the basic energy
Abstract: This chapter reviews methods of coal extraction, with a focus on advances in technology. The two main methods of coal mining underground and
In longwall top coal caving (LTCC) mining methods, problems such as large deformations, loss of coal resources, and excavation relay out of balance are often
Mining engineering. . TLDR. This study indicates that a canopy air curtain system can be designed to greatly reduce an operator's exposure to respirable dust by providing
Guofa Wang (born in Wendeng, Shandong Province in August 1960) is an academician of Chinese Academy of Engineering and an expert in coal mining technology and coal
Coal Mining Technologies. Surface mining of coal requires areas of land to be temporarily disturbed, which raises a number of environmental challenges. As coal mining is only a
New Coal Technologies Improve Global Environmental Impact. The shift towards a green energy mindset has created the need for innovation within the coal mining, production
Coal Mining Technology. Modern technology in coal mining increases the safety of workers and enables mine planners to map mines efficiently, monitor orebodies, and track output
In order to solve the problems of low extraction rate of coal resources and pollution of mine gangue solid waste, based on the inroad paste filling without coal pillar mining
The technology in question uses 3D lasers to map tunnels, cavities and voids underground in real time. In mines, it scans longwalls to help produce coal, without
Coal seam that is thinner than a certain value is defined as thin coal seams (TCS). It commonly occurs in China as it covers 84.2% of the mining area. This situation is even severe in China’s large surface coal mines, in which TCS accounts for 10–50% of the total reserve. Most TCS cannot be feasibly mined due to the working conditions of
The various methods of mining a coal seam can be classified under two headings, surface mining and underground mining. Surface and underground coal mining are broad activities that incorporate numerous
Background: Though the introduction of modern safer underground coal mining methods and automation, mine accidents still cause loss of lives, time, and money. This paper aims to analyze in detail the causes of safety and environmental issues in the coal mining industry, as well as the impact of IoT on coal mining.Method: A systematic
Smart mining: Extracting the power of AI. With onethird of its underground land mass covered with coal deposits, coal mining is the lifeblood of China’s Shanxi province, providing half of its revenue and 1 in 20 jobs. However, the industry is traditionally dirty, dangerous, and inefficient. Now that’s starting to change with the AIpowered
Implementation of clean mining technology at coal mines is crucial to protect the environment and maintain balance among energy resources, consumption, and ecology. After reviewing present coal clean mining technology, we introduce the technology principles and technological process of paste backfill mining in coal mines and discuss the
Mining engineering. . TLDR. This study indicates that a canopy air curtain system can be designed to greatly reduce an operator's exposure to respirable dust by providing clean air to the operator, as the majority of the operator's dust exposure occurs in air velocities slower than 61 m/min (200 fpm). 1.
Guofa Wang (born in Wendeng, Shandong Province in August 1960) is an academician of Chinese Academy of Engineering and an expert in coal mining technology and coal mining equipment systems. Wang is also the Chief Scientist at the China Coal Technology and Engineering Group (China Coal Research Institute).
In longwall top coal caving (LTCC) mining methods, problems such as large deformations, loss of coal resources, and excavation relay out of balance are often encountered with the increased production in single mining panels. To address these problems, a novel nonpillar coal mining technology in LTCC was used based on the
derground coal mining technologies in the West, including:1) capital require ments, 2) resource recovery, 3) labor, 4) production and productivity, 5) environmental impacts, and 6) health and safety. A number of technological innovations have been developed recently for underground coal mining, but the greatest near
Coal Mining Technology. Modern technology in coal mining increases the safety of workers and enables mine planners to map mines efficiently, monitor orebodies, and track output volumes and productivity more accurately. Dragline operators, for instance, use an incab display which provides extensive technological information.
Feb 09. [Shanxi, China, February 9, ] An Intelligent Mining Innovation Lab has opened in Taiyuan, Shanxi Province, by the People's Government of Shanxi Province, Huawei Technologies Co., Ltd., Jinneng Holding Group, and Shanxi Cloud Era Technology Co., Ltd. The lab is intended to help coal mines in Shanxi Province
Department of Economics and Management, Anhui University of Science and Technology, Huainan, China; Background: Though the introduction of modern safer underground coal mining methods and automation, mine accidents still cause loss of lives, time, and money. This paper aims to analyze in detail the causes of safety and
We believe that the mining industry is at an inflection point, in which digital technologies have the potential to unlock new ways of managing variability and enhancing productivity. The largescale
Article (PDF2MB) McKinsey Metals & Mining published a paper that predicted a technologyenabled transformation of the mining industry. The paper identified some potentially gamechanging
Smart mining: Extracting the power of AI. With onethird of its underground land mass covered with coal deposits, coal mining is the lifeblood of China’s Shanxi province, providing half of its revenue and 1 in 20 jobs. However, the industry is traditionally dirty, dangerous, and inefficient. Now that’s starting to change with the AIpowered
Guofa Wang (born in Wendeng, Shandong Province in August 1960) is an academician of Chinese Academy of Engineering and an expert in coal mining technology and coal mining equipment systems. Wang is also the Chief Scientist at the China Coal Technology and Engineering Group (China Coal Research Institute).
In longwall top coal caving (LTCC) mining methods, problems such as large deformations, loss of coal resources, and excavation relay out of balance are often encountered with the increased production in single mining panels. To address these problems, a novel nonpillar coal mining technology in LTCC was used based on the
Mining engineering. . TLDR. This study indicates that a canopy air curtain system can be designed to greatly reduce an operator's exposure to respirable dust by providing clean air to the operator, as the majority of the operator's dust exposure occurs in air velocities slower than 61 m/min (200 fpm). 1.
Accurate localization in underground coal mining is a challenging technology in coal mine safety production. This paper proposes a lowcost batteryfree localization scheme based on depth images
Thus, by using this technology in underground mine one can detect or predict accidents. Li et al (5) presented a review paper in which the authors discuss the safety issues of coal mine employees
