2021-3-11 · Abnormal H2S concentration in coal mine gas is a serious threat to normal mining activities, which has caused serious loss of life and property in many coal mines. This study explores the genesis ...
2020-10-28 · Part of the Mining Engineering Commons, and the Operations Research, Systems Engineering and Industrial Engineering Commons Department: Mining Engineering Recommended Citation Anani, Angelina Konadu, "Applications of simulation and optimization techniques in optimizing room and pillar mining systems" (2016). Doctoral Dissertations. 2467.
CO 2 geological sequestration in coal seams has gradually become one of the effective means to deal with the global greenhouse effect. However, the injection of CO 2 into the coal seam can have an important impact on the physical and chemical properties of coal, which in turn affects the CO 2 sequestration performance in coal seams and causes a large number of environmental problems.
2011-9-1 · Application of genetic algorithm combined with bip neural network in soft sensor of molten steel temperature. Proceedings of the 6th World Congress on Intelligent Control and Automation, 7742 – …
2020-10-13 · 2016 Coal Operators'' Conference The University of Wollongong 478 10 – 12 February 2016 consumption on costs and gas emissions in surface mining operations; however, the simulation used in their research did not include the pertinent factors affecting the fuel consumption.
2021-11-2 · Geotechnical Considerations in Underground Mining/Department of Industry and Resources Guideline Document No.: ZME723QT 1.0 INTRODUCTION The potentially hazardous nature of underground mining requires the application of sound geotechnical engineering practice to determine the ground conditions, the ground support and reinforcement requirements, as well as the size, shape and …
2021-7-2 · International Journal of Operational Research; 2021 Vol.41 No.3; Title: Optimising a production plan for underground coal mining: a genetic algorithm application Authors: Supriyo Roy; R.P. Mohanty. Addresses: Birla Institute of Technology-Mesra, Ranchi, Jharkhand, India '' SOA University, Bhubaneswar, Odisha, India. Abstract: Developing an optimal production plan of an underground coal …
2016-8-9 · engineering. Metals mining is an area where simulation technologies are extensively used; however, applications in the coal mining industry have been limited. This is particularly due to the lack of a systematic demonstration illustrating the capabilities these techniques have …
2019-7-31 · Mining Automation Laboratory (LUMAL) and runs in the Microso Excel environment. In a typical genetic algorithm, variables of interest are coded.A erwards,theprocessesofmateselection,crossover, and mutation circulate until the tness function yields des-ired values [ ]. e application of GAs in GenRel can be illustratedin Figure .
2019-12-6 · Yuan L. Strategic thinking of simultaneous exploitation of coal and gas in deep mining[J].. Journal of China Coal Society, 2016, 41(1): 1--6. J. Clerk Maxwell, A Treatise on Electricity and Magnetism, 3rd ed., vol. 2. Oxford: Clarendon, 1892, pp.68--73. Google Scholar; Huang S. Zhang L. Dianjian. Analysis of coal minesevere and great accidents ...
Coal and gas outburst is a very complex phenomenon of dynamic disaster in coal mine, where exists a complex non-linear mapping relationship which could not be described with functions between outbu...
2018-2-16 · Estimation of some coal parameters depending on petrographic and inorganic analyses by using Genetic algorithm and adaptive neuro-fuzzy inference systems S. Chehreh Chelgani1*, F. Dehghan2 and James C. Hower3 1Department of Mining Engineering, Science and Research Branch, Islamic Azad University, Poonak, Hesarak, Tehran, Iran
A hidden water-bearing collapse column (WBCC), directly exposed during coal mining, is a potential source of serious mine flooding. Presently, the transient electromagnetic method (TEM) is widely used, which shows good performance in detecting WBCCs in coal mines.
2007-9-1 · According to the results of the statistical analysis of a large amount of measured data in underground mining engineering in the metal and non-metal mining area, when the horizontal tensile deformation value E + > 5.00 – 7.00 mm / m, the ground building failure will occur in the mining area. The field engineering measurements show that the ...
According to the statistics of coal mine safety accidents in China from 2010 to 2019, a total of 593 coal mine gas accidents occurred in the past decade, as shown in the Table 1 below. The data comes from the comprehensive analysis and research report on the extremely major and major coal mine accidents in 2012–2019 provided by the Administration Department of the State Administration of ...
Based on the optimization problem of the number and size in coal mine equipment the principle and procedure of genetic algorithm is introduced. The case of application proves that the genetic algorithm can better optimize the number and size of equipments in coal mine.
2021-8-9 · application of genetic algorithm for the assessment of spontaneous heating susceptibility of coal a thesis submitted in partial fulfillment of the requirements for the degree of bachelor of technology in mining engineering by mihir kumar swain 10605012 under the guidance of dr. h. b. sahu associate professor department of mining engineering
The "Indian Mining Journal" came into being in 1952 and subsequently renamed as Journal of Mines, Metals & Fuels in order to include all sectors of mining, mineral, metallurgical and fuel industry could be highlighted. Immediately it became popular and established it as the pioneer of …
Although coal is one of the most prevalent energy resources in the world, coal production has been a high risk industry due to its frequent accidents, especially in the developing nations. As well known, the main reason for that problem is that the potential disaster sources are not prospected before coal mining.
2012-7-25 · The coal mine safety decision systems, such as ventilation safety monitoring system, underground water inrush monitoring system, underground coal and gas emission monitoring system, have been established in many large and medium-sized coal mines. A large amount of original data had accumulated in these systems.
2007-3-19 · derground coal mining technologies in the West, including:1) capital require- ments, 2) resource recovery, 3) labor, 4) production and productivity, 5) envi-ronmental impacts, and 6) health and safety. A number of technological innovations have been developed recently for under-ground coal mining, but the greatest near-
2020-11-4 · genetic algorithm, have been developed at the University of Nottingham (Yang, eta/., 1998a, 1998b). The methods have the capability to search large spaces and converge quickly to optimal solutions The paper discusses the application of genetic algo rithm techniques to …
The case of application proves that the genetic algorithm can better optimize the number and size of equipments in coal mine. Discover the world''s research 20+ million members
2012-8-30 · COAL MINE GROUND CONTROL The Coal Mine Roof Rating (CMRR) was developed more than 10 years ago to meet the needs of mine planners for a simple, repeatable, and meaningful classification system [Molinda and Mark 1994]. It employs the familiar format of Bieniawski''s RMR, summing the individual ratings to obtain a final CMRR on a 0–100 scale.
For example, a modified genetic algorithm has been presented for the global path planning of coal mine rescue robot in Zhao et al. (2009), where new schemes are proposed for the initialization ...
2021-10-31 · practice in open pit mines. The application of sound geotechnical engineering practice is considered to be an integral component of Part 2 of the Mines Safety and Inspection Act 1994 (MSIA). It is emphasised that this guideline is not totally inclusive of all factors concerning the application of geotechnical engineering in open pit mining.
2016-10-5 · In the face of more and more faults in coal mine equipment, this paper presents the method of combining genetic algorithm (GA) and BP neural network to predict the failure. According to genetic algorithm has a very slow convergence speed, easy to fall into local optimum, this paper uses chaos and reverse individual learning initialization, followed by the use of differential algorithm to ...
The failure depth of coal seam floor is an important index to evaluate whether water inrush from coal seam floor will be occurred in the process of coal mining. It is determined by actual measurement or empirical method frequently. The measured results are relatively accurate, but the process is …
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