Mining method selection and transition depth CiteSeerX Yore, selecting mining method for a new property was established principally on Second time, expert systems application in mining method selection decision
Coal mining - Coal mining - Choosing a mining method: 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, and the choice of which method to use in extracting a coal seam depends on many ,
productivity In surface mining applications, the ESP addresses the selection of equipment to extract and haul mined material, including both waste and ore, over the lifetime of the mining pit In this paper, we focus speci cally on the truck and loader equipment selection problem for surface min
One of the challenging problems for surface mining operation optimization is choosing the optimal truck and loader fleet We refer to this problem as the equipment selection problem ESP
In underground mining a hoist or winder is used to raise and lower conveyances within the mine shaftModern hoists are normally powered using electric motors, historically with direct current drives utilizing Ward Leonard control machines and later solid-state converters (), however modern large hoists use alternating current drives that are variable frequency controlled
Types of pump available together with their operational characteristics have been discussed in relation to selection and optimization of mine pumping systems Typical case histories are described that indicate the necessity for advanced planning in solving specific pumping problems
Selection of ore transport system for a metalliferous underground mine / Dobór systemu transportu rud w kopalni podziemnej rud metalu , Underground ore transport system selection using production capacity and mine depth 5 Conclusions , Mining Method Selection and ,
A manufacturing execution system (MES) is an information system that connects, monitors and controls complex manufacturing systems and data flows on the factory floor The main goal of an MES is to ensure effective execution of the manufacturing operations and improve production output
selection of ore transport system for a met alliferous underground mine DOBÓR SYSTEMU TRANSPORTU RUD W KOP ALNI PODZIEMNEJ RUD METALU The conditions of increasing competition in today’s mining .
Choosing a Data Mining System The selection of a data mining system depends on the following features − Data Types − The data mining system may handle formatted text, record-based data, and relational data The data could also be in ASCII text, relational database data or data warehouse data
Highwall miners link underground and surface mining operations by extracting coal from exposed horizontal seams in open-pit min This is done via a mobile system that contains a continuous miner controlled from the operator's cabin, a retractable conveyance system, and a vertical conveyor that handles and stacks the coal for transport
21 Studies on mining method selection The problem of underground mining method selection has been studied in the literature Boshkov and Wright (1973) proposed a classification system which was one of the first qualitative classification schem Morrison (1976) suggested a selection chart for mining method selection
CHAPTER 11 Mining Technology , mining on Federal land Longwall systems have also been intro-duced in several mines with Federal leases in the Book Cliffs Field of central Utah New , Principal considerations in the selection of surface mining and reclamation techniques
POSSIBILITY OF APPLICATION OF INTELLIGENT SYSTEMS FOR SELECTION OF MINING METHOD Stanujkić Dragiša1, Bogdanović Dejan1 ABSTRACT In the paper are given the authors research results about appli-cation of intelligent systems for decision making process in operation of mining method selection
International Journal of Mine Water, VO~ 2(2), (1983) 1 - 19 Printed in Granada, Spain SELECTION AND OPTIMIZATION OF MINE PUMPING SYSTEMS E W Bridgwood*, R N Singhn*, and A S Atkins*
May 14, 2015· Solution of dataminingconceptechniqu2nded-1558609016 , INTRODUCTION • Data selection, where data relevant to the analysis task are retrieved from the database • Data transformation, where data are transformed or consolidated into forms appropriate for mining • Data mining, an essential process where intelligent and .
Choosing the Right Data Mining Technique: , presented in a conceptual map which makes easier the selection process Also an intelligent data mining assistant is presented It is oriented to provide model/algorithm selection support, suggesting , higher level in Data Mining systems and contributes to approach the complex scheme proposed in .
In subsequent studies a classification system divides underground mining into three groups based on ground conditions assigning each type of support required (Morrison, 1976) (Laubscher, 1981) proposes a selection methodology for underground mining method based on the RMR system (rock mass rating)
Water management in mining: a selection of case studies F o r e w o r d Water is a fundamental resource for life Whether from groundwater or surface water sources, availability of and access to water that meets quality and quantity requirements, is a critical need across the world We all share responsibility for meeting this need now and in .
mining equipments selection This system is able to involve the expert knowledge in primary and secondary selection of equipment for surface coal mines  In 1990, another expert system, in order to classify equipment, was planned in the open pit coal mine of Britain with the help of fuzzy logic
Mining method selection is a critical point and a strategic issue in the mining engineering process Selection of a method unsuitable for deposit characteristics may make exploitation of the orebody troublesome and sometimes uneconomical So, available deposits should be evaluated carefully in an optimum manner In the process, the selection of .
A power shovel (also stripping shovel or front shovel or electric mining shovel or Electric Rope Shovel) is a bucket-equipped machine, usually electrically powered, used for digging and loading earth or fragmented rock and for mineral extraction Power Shovels are a type of rope/cable excavator, where the digging arm is controlled and powered by winches and steel ropes, rather than hydraulics .
Aug 21, 2019· There are numerous data mining tools available in the market, but the choice of best one is not simple A number of factors need to be considered before making an investment in any proprietary solution All the data mining systems process information in different ways from each other, hence the decision-making process becomes even more difficult
UNESCO – EOLSS SAMPLE CHAPTERS CIVIL ENGINEERING – Vol II - Underground Mining Methods and Equipment - S Okubo and J Yamatomi ©Encyclopedia of Life Support Systems (EOLSS) 2 Strength of the hanging wall, footwall, and ore body 3 Economic value of the ore and grade distribution within the deposit
The 19th International Mining Congress and Fair of Turkey, IMCET2005, İzmir, Turkey, June 09-12, 2005 Computer Aided Evaluation of a Magnesite Ore Body KErarslan Dumlupinar University, Department of Mining Engineering, 43100, Kütahya, Turkey ABSTRACT: The geology and mining system (JMS) is a computer aided valuation system capable of
The tail rope attached to the conveyances improves the balance of the system  Friction hoists can be mounted on the ground or they can be mounted on a tower These systems can have a single cage/skip and a balancing weight or two cages thus they are balanced Due to the balanced systems, friction hoists require less horsepower to operate
The equipment selection process for an underground mine design plan has an extremely wide scope as there are a myriad of parameters to consider when incorporating mobile and stationary equipment in hard or soft rock mining applications This article primarily focuses on the initial selection of mobile equipment in hard rock mining operations
Mining method selection by multiple criteria decision making tools by MR Bitarafan and M Ataei* Synopsis Mining method selection is the first and most important problem in mine design In this selection some of the parameters such as geological and geotechnical properties, economic parameters and geographical factors are involved