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coal mining method selection

  • Coal mining Choosing a mining method Britannica

    2021-5-22 · 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 variations in equipment and methods, (PDF) COAL MINING METHODS ResearchGate,2016-2-14 · Mining of coal is one of the oldest industrial operation. The mining method selected for exploitation is determined mainly by the characteristics of the coal deposit

  • The Coal Mining Methods Selection of Large Mine

    In order to select the reasonable coal mining method of large mine, analysing the main factors of affecting the mining method and establishing the evaluation index system of coal mining methods selection to large mine, then using Analytic Hierarchy Process (AHP) to calculate the weight of each index. The grey correlation evaluation model of mining method was established for large mine by using(PDF) MINING METHOD SELECTION METODOLOGY ,The purpose of this paper is to present an application of the AHP technique to a mining method selection problem faced by a Colombian mining company; in this case we use five decision makers. Next, a final aggregation of criteria priorities by AHP

  • MINING METHOD SELECTION METODOLOGY BY

    2019-4-25 · MINING METHOD SELECTION METODOLOGY BY MULTIPLE CRITERIA DECISION ANALYSIS CASE STUDY IN COLOMBIAN COAL MINING Eng. Jorge Ivan Romero Gelvez M.I. Escuela Colombiana de Carreras industriales Bogotá, Colombia. E-mail: [email protected] Eng. Felix Antonio Cortes Aldana. Phd Universidad Nacional de Colombia Bogotá, Colombia. E-mail: Mining method selection by multiple criteria decision,Mining method selection is one of the most critical decisions and challenging stages in design and planning of an underground mine. The chosen method contributes significantly to the success of.

  • Underground mining method selection by decision

    2009-3-1 · Bascetin and Kesimal (1999) used Yager’s method for selection of an optimum coal transportation system from pit to the power plant. Karadogan et al. (2001) solved an underground mining method selection problem by using the Yager’s method and they used Satty’s analytic hierarchy process (AHP) method for pair-wise comparison of the criteria.Mining method selection by multiple criteria decision,2009-8-26 · factors are considered in the mining method selection process. Characteristics that have a major impact on the mining method selection include: Physical and mechanical characteristics of the deposit such as ground conditions of the ore zone, hangingwall, and footwall, ore thickness, general shape, dip, plunge, depth below the surface,

  • A fuzzy method for selecting underground coal

    2012-11-30 · One of the crucial decisions affecting productivity of the mine is the mining method selection. Longwall mining is quite common in underground coal mining, and it allows the use of mechanization. As application of mechanization increases, production also increases and the number of workers decreases.Selection of overburden surface mining method in West,2017-10-2 · select the optimal mining method based on production, cost and environmental criteria. The cost and production model for both the conventional and SM mining methods consider a medium-size surface coal mine in WV. For this study, the medium-size mine is defined with a production rate of 7.6 million bank m3 of overburden to be excavated annually.

  • The Coal Mining Methods Selection of Large Mine

    In order to select the reasonable coal mining method of large mine, analysing the main factors of affecting the mining method and establishing the evaluation index system of coal mining methods selection to large mine, then using Analytic Hierarchy Process (AHP) to calculate the weight of each index. The grey correlation evaluation model of mining method was established for large mine by usingTHE DEVELOPMENT OF A MINING METHOD SELECTION ,2019-8-21 · selection of mining method in the coal mining industry. From the research findings, it was generally concluded that OCRA, ARAS, CP, SAW, and COPRAS are simplified approaches of the afore-mentioned methods. VIKOR’s rankings were outlying and the conclusion was that it was not a suitable method for MMS.

  • Underground mining method selection by decision

    2009-3-1 · Underground mining method selection is one of the most important decisions that mining engineers have to make. Choosing a suitable underground mining method to extract a mineral deposit is very important in terms of economics, safety and productivity of mining operations.Optimal Selection of a Longwall Mining Method for a ,2016-7-14 · The selection of a mining method is one of the most important decisions made by mining engineers. An appropriate fully mechanized mining method is of great importance to mining design and capacity planning for thin coal seams. Therefore, the comprehensive evaluation of alternative mining methods is an important part of mining design. Several parameters should be considered in that

  • The development of a mining method selection

    2020-12-1 · The aim of project was to develop a mining method selection model through a detailed assessment of MCDMs. This was because attempts to build a systematic approach to mining method selection have been made in the past. However, there has A fuzzy method for selecting underground coal ,2012-11-30 · One of the crucial decisions affecting productivity of the mine is the mining method selection. Longwall mining is quite common in underground coal mining, and it allows the use of mechanization. As application of mechanization increases, production also increases and the number of workers decreases. Thus, the organization of work is easier, and the number of accidents decreases

  • Method and selection of coal mine breakthrough survey

    2021-3-9 · Method and selection of coal mine breakthrough survey Zhang Lu Shanxi Coking Coal Huozhou Coal and Electricity Group Tuanbai Mine, Huozhou 031400, China Abstract Figure/Table References (0) Related Citation (3) :(PDF) 2 Mining methods and method selection 12.1 ,12 Mining methods and method selection 12.1 Mining excavations Recovery of mineral from subsurface rock involves the development of physical access to the mineralized zone, liberation of the ore from the enclosing host rock and transport of this material to the mine surface.

  • Factors influencing mining method selection

    2019-6-28 · Underground mining methods are the focus of this article. The selection of a mining method for an ore deposit is based on many factors that are driven by the economics and profitability of the mine for a company. These include the following: Ore grade and recovery;Surface Mining Methods and Equipment,2020-8-25 · Highwall mining is a coal mining method for recovery of outcropped coal by mechanical excavation without removal of overburden. A continuous miner with single or multiple augers/cutting heads is operated underground and controlled remotely by crew located outside. Augering can be regarded as a supplementary method for open cast mining in

  • The Coal Mining Methods Selection of Large Mine

    In order to select the reasonable coal mining method of large mine, analysing the main factors of affecting the mining method and establishing the evaluation index system of coal mining methods selection to large mine, then using Analytic Hierarchy Process (AHP) to calculate the weight of each index. The grey correlation evaluation model of mining method was established for large mine by usingTHE DEVELOPMENT OF A MINING METHOD SELECTION ,2019-8-21 · selection of mining method in the coal mining industry. From the research findings, it was generally concluded that OCRA, ARAS, CP, SAW, and COPRAS are simplified approaches of the afore-mentioned methods. VIKOR’s rankings were outlying and the conclusion was that it was not a suitable method for MMS.

  • MSAHP: An approach to mining method selection

    2020-10-16 · MSAHP: An approach to mining method selection K. Balt1 and R.L. Goosen1 Synopsis Mining method selection is the most fundamental activity of a mining study, because everything else depends on it. It is a process whereby the mining method attributes are matched to Method and selection of coal mine breakthrough survey,2021-3-9 · Method and selection of coal mine breakthrough survey Zhang Lu Shanxi Coking Coal Huozhou Coal and Electricity Group Tuanbai Mine, Huozhou 031400, China Abstract Figure/Table References (0) Related Citation (3) :

  • The development of a mining method selection

    PROMETHEE, TOPSIS, and TODIM stood out as methods for use in the selection of mining method in the coal mining industry. From the research findings, it was generally concluded that OCRA, ARAS, CP, SAW, and COPRAS are simplified approaches of the afore-mentioned methods. VIKOR’s rankings were outlying and the conclusion was that it was not aCoal Reserve Estimation and Selection of Mining ,A. Selection of Mining Methods Based on UBC Method Input data for Khalashpir coal field used in UBC method 1.General ore Geometry and grade General deposit shape: Tabular Ore thickness: Average 11.43 m for Seam IV (table-ii) Ore plunge: Plunge of the coal is (10°-20°)

  • Surface Coal Mining Methods in Australia IntechOpen

    2018-9-25 · Surface Coal Mining Methods in Australia 5 2. Open cut mining methods strip mining Large-scale open cut coal mining operations commenced in Australia in mid 1960s and since then there has been significan t developments in this method of mining. The mines are now operating at significantly higher annual tonnages, growing deeper, more complex andTable 3 from A new approach to mining method ,The main purpose of this paper is to represent a solution to the problem of mining method selection (MMS) in mining projects. To this aim, the well-known MMS technique of Nicholas has been modified so that in addition to eliminate its defects, it would be possible for mining engineers to easily assign their engineering judgments to unsteady and uncertain characteristics of mineral resources.

  • Factors influencing mining method selection

    2019-6-28 · From: Queen's Mine Design Wiki Note: Oil and gas deposits are not discussed here. Underground mining methods are the focus of this article. The selection of a mining method for an ore deposit is based on many factors that are driven by the economics and profitability of Surface Mining Methods and Equipment,2020-8-25 · Highwall mining is a coal mining method for recovery of outcropped coal by mechanical excavation without removal of overburden. A continuous miner with single or multiple augers/cutting heads is operated underground and controlled remotely by crew located outside. Augering can be regarded as a supplementary method for open cast mining in