1. Introduction. Intelligent mining, which is based on mechanized and automatic mining methods and which combines informatization with industrialization, has brought about a revolution in the coal industry [1].This new technology can carry out mining automatically by intelligently perceiving the circumstances around the work face, …

Australia's 116 new coal, oil and gas projects equate to 215 new coal power stations. Australia continues to support unlimited growth in fossil fuel production and export, flying in the face of ...

According to data from GlobalData, China produced around 4.4 billion tonnes of coal in 2022, almost 8% more than the year before, and these figures are as likely to grow as they are to decline. Shortly after Russia's full-scale invasion of Ukraine, coal imports surged, driven by concerns about energy security. China believes its energy ...

mining, process of extracting useful minerals from the surface of the Earth, including the seas.A mineral, with a few exceptions, is an inorganic substance occurring in nature that has a definite chemical …

" Technical Revolution in Ecological and Efficient Coal Mining and Utilization & Intelligence and Diverse Coordination of Coal-based Energy System " initiated by the …

These trends could be increasingly appealing to miners around the world. According to Infosys' report, over the last decade, global mining operations have seen productivity decline by 28% compared to a decade ago.Due to increasing costs, a shortage of skilled labourers, market volatility and more stringent regulatory compliance, the …

The Benxihu colliery disaster occured on 26 April 1942 in the Honkeiko coal mine, located near Benxi in the Liaoning province of China. It led to the deaths of 1,549 lives and is believed to be the worst coal mining disaster ever. The fatal explosion of the underground coal mine was caused by a mixture of gas and coal dust.

With respect to coal mining and washing technologies, research efforts should focus on the development and application of advanced technologies such as coal and rock identification technology, frequency conversion energy-saving technology, and unmanned mining technology. Advanced management, advanced equipment, high …

The coal industry was a major foundation for American industrialization in the nineteenth century. As a fuel source, coal provided a cheap and efficient source of power for steam engines, furnaces, and forges across the United States. As an economic pursuit, coal spurred technological innovations in mine technology, energy consumption, and ...

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 and exporting industries. With necessity being the birth giver to innovation, great strides have recently been made to improve technology to have a lesser impact on the ...

The development of innovative technologies of bituminous coal excavation is still important, especially in the light of increasingly challenging mining conditions 1,2,3.The studies of cutting ...

Coal is one of the cheapest and most reliable sources of energy, and as demand soars new technology will be crucial. With global demand for coal widely expected to rise over the next 20 years, Dr …

Mining technologies. We are developing sustainable mining technologies and innovations to unlock our mineral wealth for responsible resource development and management. Our work is focused on frontier innovations in mining technologies which improve safety, reduce environmental impacts and enhance productivity across a range …

Short-wall PCMCB is a green mining technology that is being used and developed since 2012. The diagram of the short-wall PCMCB system is shown in Figure 1, and the system is mainly divided into the gangue crushing and storage, stirring, pipeline pumping, and coal mining and separating systems. Coal gangue is transported to the …

The longwall top-coal caving (LTCC) mining method has been widely used in the underground coal mine in China (Mangal and Paul, 2016).During the mining process, as the working face advances, the overlying strata over the coal seam are disturbed by mining, which will cause serious roof activities such as subsidence, movement, fracture, …

Five key technological innovation directions in mining were proposed, including green coal development, intelligent and efficient mining, low-carbon utilization …

Innovation plays a critical role in the mining industry as a tool to improve the efficiency of its processes, to reduce costs, but also to meet the increasing social and environmental concerns among communities and authorities. Technological progress has also been crucial to allow the exploitation of new deposits in more complex scenarios: …

In Western Australia, miners using autonomous haulage technology have reported a 20 percent improvement in productivity. Not coincidentally, according to McKinsey research, overall mining productivity rose about 2.8 percent per year from 2014–2016—a period of modestly rising output. Two main trends underlie these …

Coal Mining Technology ¾Most of coal production comes from open-pit mines, contributing over 84% ¾Technology in-place in Open-pit mining: shovel-dumper, dragline, in-pit crushing & conveying, surface miners. Bucket-wheel excavators in Lignite mining. ¾Technology in-place in Underground mining : Conventional & Mechanised

"The number of workers in a mining team has been reduced by about 50 percent, from 15 to 7, and the seven workers can produce 3,500 tonnes of raw coal in two hours," said Li Peichen.

The top-level architecture of 5G+ intelligent coal mine systems combines intelligent applications such as autonomous intelligent mining, human–machine …

Based on geological and mining characteristics, coal mine roadways under complex conditions were divided into five types, for each type the deformation and damage characteristics of rocks surrounding roadways were analyzed. The recent developments of roadway support technologies were introduced abroad, based on the experiences of …

Zhungeer Coal Mine, in Inner Mongolia China, is a lignite mine producing some 7 million tonnes of per year, with a work force of 1900. Since 1995, the mine has been using continuous mining technology (bucketwheel excavators, conveyor belts and spreaders) for the removal of an up to 100 m thick top soil layer. The author was part of …

Intelligent coal mining is the in-depth integration of modern science and technology with coal mining technology, through autonomous perception learning, the high-speed real-time interconnection of information, intelligent decision-making, and dynamic early warning, to form a safe, intelligent, and efficient operating system for precisely ...

Coal mining can impact local water supplies in several ways. Streams may be blocked, increasing the chances for flooding. Toxins often leach into groundwater, ... Clean Coal "Clean coal" is a term used for any technology that reduces the carbon emissions of coal combustion. Clean coal usually refers to the process of carbon …

The Future of Intelligent Mining: Reconstructing Information Infrastructure and Unifying Standards. Energy is the foundation and driving force behind societal and technological development across the world, …

There is archaeological evidence that coal was burned in funeral pyres during the Bronze Age, 3,000 to 4,000 years ago, in Wales. Aristotle mentions coal ("combustible …

The U.S. Energy Information Administration estimates (as of October 2022) that in 2021, CO 2 emissions from burning coal for energy accounted for about 20% of total U.S. energy-related CO 2 emissions and for nearly 60% of total CO 2 emissions from the electric power sector. In the past, fly ash was released into the air through the …

The following section covers mining practices internationally with a brief summary of the status of coal mining in China, India, and Australia. The last section …

Overview. The International Journal of Coal Science & Technology is a peer-reviewed open access journal. It focuses on key topics of coal …