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  • Mining Method Selection Factors - Henan Mining Machinery ...

    The most important factor affecting mining method selection among these factors is the shape of the orebody. The mining methods that can be used in Development of a Data Mining Methodology using Robust Design Sangmun Shin, Myeonggil Choi, ... 4.1 Significant factor selection using data mining method

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  • Application of Thick Coal Seam Mining Method Prediction ...

    Because of thick coal seam mining method selection is not only affected by coal seam geological conditions, but also limited by workers, and not fully utilization of experts` experience, the effect of tradition coal mining method selection methods are not ideal. The thick coal seam mining method prediction model based on artificial neural network (TCSMMPM-ANN) was established through the ...

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  • THE DEVELOPMENT OF A MINING METHOD SELECTION MODEL .

    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 .

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  • Selecting Methods of Extraction of Steeply Dipping Coal ...

    CRITERIA FOR SELECTING. METHODS OF EXTRACTION OF STEEPLY DIPPING COAL SEAM BY VIKAS RAIKA 114MN0567. Facts and figures about coal reserve and its exploitation trend in india reveals that the future of the industry lies with underground mining of coal. However,parameters like: steepness are becoming more important wih changing geo-mining condition of the mines. ...

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  • v117n3a2 Factors and challenges affecting coal recovery by ...

    mining method referred to as opencast pillar mining, with an aim of maximizing coal recovery from the pillars. The selection and design process of the opencast pillar mining method was also influenced by the coal production rates and demand from the power station. Three seams are being mined; the no. 4 lower seam (S4L), no. 2 seam (S2), and the

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  • International Journal of Mining, Reclamation and Environment

    A mobile application has been developed for selecting the most convenient underground mining method for a mine by employing well-known multi-criteria decision-making methods such as TOPSIS, VIKOR, ELECTRE, FMADM and PROMETHEE. The developed mobile application can carry out the selection .

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  • CHAPTER V MINING METHODS AND COAL PROCESSING TECHNOLOGY

    Underground mining methods are employed when the depth of the deposit, the stripping ratio of overburden to ore (coal or stone), or both become excessive for surface exploitation (Hartman and Mutmansky, 2002). Underground mining method selection is one of the most important decisions that mining engineers have to make.

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  • Underground mining method selection by decision making ...

    Abstract 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. In real life, underground mining method selection is one of the multiple attribute decision making (MADM) .

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  • bord and pillar mining equipment

    Bord and pillar mining – Coal and coal mining – Te Ara . 2006612&ensp·&enspBord and pillar mining Next. This diagram shows the traditional method of bord and pillar mining. Miners first extracted coal along roadways or bords, while the coal in between the bords acted as pillars holding up the roof.

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  • Underground mining method selection by decision making ...

    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.

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  • Mining method selection Research Papers - Academia.edu

    The selection of the adequate mining method is the cornerstone for mine planning and design. This selection depends on geological, geotechnical, economical, and environmental parameters. This paper's main purpose is to select the most appropriate mining method for the south body of Boukhadra underground mine (NE Algeria).

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  • coal mining method selection - vakhusi

    A fuzzy method for selecting underground coal mining method ... Nov 30, 2012 ... Abstract. One of the crucial decisions affecting productivity of the mine is the mining method selection.

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  • Equipment selection for high selective excavation surface ...

    1/25/2014· Equipment selection for high selective excavation surface coal mining 1. Equipment selection for high selective excavation surface coal mining by H. Aykul*, E. Yalcın†, I.G. Ediz*, D.W. Dixon-Hardy‡, and H. Akcakoca* The choice of which mining method to use at many large surface coal mines is often dicated by what machinery is available or what experience the mine management can .

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  • Equipment selection for high selective T excavation ...

    The choice of which mining method to use at many large surface coal mines is often dicated by what machinery is available or what experience the mine management can offer. One of the most significant surface coal mines in Turkey is owned and operated by the Turkish National Coal Board, located to the west of the city of Kütahya.

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  • (PDF) Mining Method Selection Methodology by Multiple ...

    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.

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  • 12. Mining methods and method selection

    12.5 Mining method selection-The mining principles and methods have evolved to meet the geomechanical and operational problems of various cases.-Final choice of mining method will reflect both the engineering properties of the orebody and its setting, and .

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  • Coal Mining Methods

    Coal Mining Methods Underground Mining Longwall & Room and Pillar Mining Longwall mining and room-and-pillar mining are the two basic methods of mining coal underground, with room-and-pillar being the traditional method in the United States. Both methods are well suited to extracting the relatively flat coalbeds (or coal seams) typical of

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  • Longwall Mining - YouTube

    10/15/2012· But coal and coal by-products go far beyond energy production to be fundamental to our modern lives. One of the most sophisticated and automated ways .

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  • Selection of an Appropriate Mechanized Mining Technical ...

    Mechanized mining technical process (MMTP) related to the control method of the shearer is a vital process in thin coal seam mining operations. An appropriate MMTP is closely related to safety, productivity, labour intensity, and efficiency. Hence, the evaluation of alternative MMTP is an important part of the mining design. Several parameters should be considered in MMTP evaluation, so the ...

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  • Surface Mining Methods and Equipment

    expensive surface mining method. 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.

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  • Equipment Selection for Surface Mining: A Review

    Key words: Equipment Selection, Surface Mining, Shovel-Truck Productivity, Mining Method Selection, Multi-Commodity Network Flow Introduction The general Equipment Selection Problem (ESP) is to choose a collection of compatible, but not necessarily homogeneous, items of equipment to perform a speci ed task. In many applications,

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