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Dynamic models for open cast coal mining pdf 2014

  • (PDF) IMPACT ANALYSIS OF OPEN CAST COAL MINES ON LAND …

    The study reveals that the water body slightly increases from 2.77% in 1990 to 3.29% in 2014. Mining area increased from 0.04% in 1990 to 0.23% in 2014. environmental impacts of open cast coal

  • Sustainability Free Full-Text Impact of Coal Mining on

    Environmental problems related to water in open-pit mines are increasingly piquing researcher’s interests. In recent years, large efforts had been devoted to studying the consequence of water resources [6,7,8,9,10,11,12] and contamination migration [13,14] during open-pit coal mining.Furthermore, ecological issues due to dewatering in open-pit coal mining are also becoming attractive to

  • Shock and Vibration - Publishing Open Access research

    Blast casting is a high-efficiency technique applied in surface mines for overburden removal and results in stripping cost savings. According to ballistic theory and center-of-mass frame basic movement principles, key factors influencing blast casting effect were analyzed, which include bench height and mining panel width, inclined angle of blast holes, explosive unit consumption (EUC), delay

  • [Editorial Analysis] How to make coal mining sustainable

    Nov 26, 2019· • In 2014, a high-level committee appointed by the Central government recommended the creation of a National Environment Management Authority, including, inter alia, a special cell with appropriate expertise to deal with coal mining. • Coal is a central subject, and government companies produce more than 94 per cent of the coal in India.

  • (PDF) Slope Failure Behaviour Analysis in Open Pit Coal

    Increasing the depth of an open pit coal mine also increases the possibility of slope failure in the low wall and high wall area which can cause disruption of mining activities. Slope failure on the low wall is generally caused by the presence of weak rock layers below the rock mass which act as a sliding plane.

  • (PDF) A Dynamics Model of Surface Coal Blasting Design Pattern

    The application of dynamic modelling for designing surface coal blasting patterns is presented. By combining the terms of open cast blasting design pattern, production …

  • Dynamic simulation of an opencast coal mine: a case study

    A dynamic simulation was conducted for the life of mine (LOM) extension project of Coal Mine A. Coal Mine A is situated in the north-eastern part of South Africa, in the Mpumalanga province and was established in 2007. The mine was designed to process 6 Million Tonnes (MT) of & Bekir Genc [email protected]

  • DESIGN OF ILLUMINATION SYSTEM FOR AN OPENCAST COAL MINING

    The scientific work documented in this thesis was carried out, as a part of the research investigation, sponsored by a major coal company, to create a safe visual working environment for a mechanized opencast coal mine. The research investigations were carried out with the following objectives: conduct illumination survey & check the adequacy of lighting vis-à-vis DGMS /International

  • Study on Coal Mining and Utilization Model and Elastic

    May 06, 2017· Clean, efficient, green energy utilization demand put forward new requirements for the traditional mining. Based on the theory of elastic development, taking coal resources development and utilization as the leading factor, the paper explores the coal resources production mode, coal mining enterprise management and coal mining area elastic development in the background of post-industry …

  • Dynamic simulation of an opencast coal mine: a case study

    A dynamic simulation was conducted for the life of mine (LOM) extension project of Coal Mine A. Coal Mine A is situated in the north-eastern part of South Africa, in the Mpumalanga province and was established in 2007. The mine was designed to process 6 Million Tonnes (MT) of & Bekir Genc [email protected]

  • (PDF) Mine Overburden Dump Failure: A Case Study

    Dump failures had occurred in different coal mines such as an open-pit mine of Singareni Collieries Company Ltd. (Poulsen et al. 2014), Basundhara mines (Behera et al. 2016), and Jayant opencast

  • OPEN CAST MINE PLANNING - Mining and Blasting

    Sr. Mining Engineer OPEN CAST MINE PLANNING Factors that influence planning: 1) Demand of coal. a. Countrywide demand b. Regional demand 2) Distribution of coal deposits 3) Quality of coal 4) Pricing policy for coal 5) Available infrastructures: rail, road, power, etc. 6) Nature of deposits (influences site, area method of work, & equipments of

  • illegal coal mining in orissa - mp-distribution

    coal mining flowchart; dynamic models for open cast coal mining crusher pdf; how to calculate gar in coal; coal double roll crusher 1500 tph; gaji sebagai coal processing plant supervisor; coal mine rescue equipment; how much coal is used in the world; coal crushing dan penyaringan tanaman pdf; coal mine south africa; karnataka emta coal mines

  • Short-Term Planning for Open Pit Mines: A Review

    from the top down. Open-pit mining is suitable for orebodies located close to the surface, with underground mining techniques typically applied where this is not the case. Metal ores including iron, copper, and gold, and other materials such as coal, diamonds, limestone, and uranium, are commonly extracted using the open-pitminingmethod.

  • A dynamic programming model for environmental investment

    Mar 15, 2016· The activities of coal production and utilization include mining, preparation and combustion of coal-fired boilers for heating. Different activities generate different pollutants, as shown in Fig. 1.Coal can be extracted either by opencast or underground mining techniques, depending on coal seam depth, geotechnical conditions, land use constraints and other factors .

  • Scheduling in iron ore open-pit mining

    arise in open-pit mining: orebody modelling, creation of the life-of-mine (LOM) schedule, determination of mine equipment requirements and optimal operating layout, and the optimal transportation of ore from pit to port. Each one of these problems is very complex, so the opera-tion of a large open-pit mine is an enormously difficult task.

  • Topographies of coal mining dissent: Power, politics, and

    Jan 01, 2021· DAMI would interchangeably use ‘open-cut,’ ‘open-cast,’ and ‘strip mining,’ in their documents and pronouncements. Coal supporters would suggest “that strip mining is not open-pit mining by getting expert opinions from engineers and from [the Department of Energy]” ( …

  • Effects of overburden characteristics on dynamic failure

    Jan 01, 2017· Between 1983 and 2013, there were nearly 400 cases of reportable dynamic failure accidents in coal and nonmetal mines, resulting in 20 fatalities, 155 lost-time accidents, and an estimated 48,000 lost man hours. These events have been documented for well over 100 years within the American underground coal mining industry. Over this period of

  • Research Article Integrated Positioning for Coal Mining

    To realize dynamic positioning of the shearer, a new method based on SINS/WSN is studied in this paper. Firstly, the shearer movement model is built and running regularity of the shearer i n coal mining face has been mastered. Secondly, as external

  • Triennial Review of the Coal Authority - GOV.UK

    with former coal mining operations. • Administrate claims for coal mining subsidence damage from property owners. • Deliver a Mine Entry Inspection Programme Treatment of polluted mine water from coal mines Coal Industry Act 1994 • Handle the legacy of recovering water levels within abandoned coal …

  • Open-pit mining - Wikipedia

    Open-pit mining, also known as mega-mining, open-cast or open cut mining, is a surface mining technique of extracting rock or minerals from the earth by their removal from an open-air pit, sometimes known as a borrow.. This form of mining differs from extractive methods that require tunnelling into the earth, such as long wall mining.Open-pit mines are used when deposits of commercially useful

  • DESIGN OF ILLUMINATION SYSTEM FOR AN OPENCAST …

    2014 . DESIGN OF ILLUMINATION SYSTEM FOR AN OPENCAST COAL MINING PROJECT AN OPENCAST COAL MINING PROJECT-A CASE STUDY” submitted by OLIVE CHOWDHURY (212MN1423) in partial fulfillment of the requirements for the award The illumination models for various working places in the mine were developed using DIALux software and virtual Philips

  • A dynamic programming model for environmental investment

    Mar 15, 2016· The activities of coal production and utilization include mining, preparation and combustion of coal-fired boilers for heating. Different activities generate different pollutants, as shown in Fig. 1.Coal can be extracted either by opencast or underground mining techniques, depending on coal seam depth, geotechnical conditions, land use constraints and other factors .

  • Research progress of monitoring, forecasting, and

    The Author(s) 2014. This article is published with open access at Springerlink Abstract As one of the dynamic disasters of coal mines, rockburst seriously affects underground safe coal mining. Based on the laboratory test, field test, and theoretical analysis, …

  • How a focus on equipment performance productivity returns

    4 Mining for efficiency The productivity doldrums 1 Formerly GBI Mining Intelligence, which was acquired by PwC in September 2013 Understanding why productivity fell following the commodity boom is a complex issue. There are a range of impacts arising from the increasing scale of open cut mines and complexity of mining operations, which may at

  • (PDF) A System Dynamics Model of Mining Cost Estimation

    It is an evolution of a prototype system dynamics model of coal mine planning by using Vensim DSS 6.0b Software. It can be a decision support system tool to give users fast and flexible to

  • Surface Coal Mining Metadata - GOV.UK

    has been extracted from this dynamic database on the date stated below and therefore represents a snapshot in time. Status of the data Extract of data from the National Coal Mining Database Data update frequency: As needed Time period for which the data is relevant Date and time: 14/08/2014 Description: Dataset export from the National Coal

  • List of Technical Papers – Mining and Blasting

    Bringing Sustainability in Coal Mining Operations; Techniques of Controlled Blasting; Underground Coal Gasification (UCG) * Open-Cast-Mine-Planning * Regression Models_surface blasting * Tunnel-Technology 2014 at 6:18 pm dear sir I am an engineering student from mining school of Rabat – morocco, your website was very useful for me

  • Opencast Mining - an overview ScienceDirect Topics

    Coal is mined either by surface methods (open-cut or open-cast mining) or by underground techniques. In surface mining, all of the rock from the ground surface to the top of the seam (material referred to as overburden) is removed and set aside to expose the coal, which is then taken out and transported from the mine for preparation and use

  • Determining a Life of Mine Truck Requirement Model for

    tonnes of coal per annum for the conversion into synthetic fuel, over a period of 20 years. Currently mining at the colliery is done via the dragline strip-mining method, which is the most viable open cast mining method; ideally applied when the coal seam is relatively close to the surface and a wide area of coal is available to be mined via

  • ESTIMATION OF CAPITAL COSTS FOR ESTABLISHING COAL …

    1.3.2. Terrace mining 7 1.3.3. Open pit mining 8 1.4. Underground coal mining 9 1.4.1. Room and pillar 9 1.4.2. Longwall 12 1.5. South African coal mining context 13 1.5.1. History of the South African coal mining industry 13 1.5.2. Current status of coal mining in South Africa 15 1.5.3. The role of South African coal market plays globally 18 1.6.

  • Dynamic Prediction Model of Mining Subsidence Based on

    Cellular Automata is a discrete dynamic model based on space-time, and is one of the effective methods to study complex systems. The CA, a new method applied to coal mining subsidence dynamic evolution model, provide a new idea for the prediction research of mining subsidence. Definition and basic theory of CA were introduced briefly. According to the particularity of the research in the field

  • OPEN CAST MINE PLANNING - Mining and Blasting

    Sr. Mining Engineer OPEN CAST MINE PLANNING Factors that influence planning: 1) Demand of coal. a. Countrywide demand b. Regional demand 2) Distribution of coal deposits 3) Quality of coal 4) Pricing policy for coal 5) Available infrastructures: rail, road, power, etc. 6) Nature of deposits (influences site, area method of work, & equipments of

  • ASSET OWNER GUIDE ON COAL MINING

    WWF -Asset Owner Guide on Coal Mining 3 2°c INVESTWELLBELOW WWF RECOMMENDATIONS AT A GLANCE LEARNING AND SEEKING ADVICE 1. Assess what the Paris Agreement implies for the coal mining sector p.6 2. Assess the evidence of growing financial risks for the coal mining sector p.8 DECISION-MAKING 3. Adopt a coal mining policy at portfolio level p.13

  • Technical, conveyor belt related articles

    NN 2014 ABHR . Back in vogue (bucket wheel excavators) Jabs 2014 WC . IPCC - exemplified by Los Pelambres open cast mine. Schmid, Tappeiner 2014 WoM . Don't risk it. Brouwers 2014 WC . Residuals removal at Maritza E1. Minkin/Dilefeld/Fischer 2014 BSH . New developments in transfer chute design. Benjamin 2013 ABHR . High above the ground. Reis

  • BLAST VIBRATION STUDIES IN SURFACE MINES

    4 Details of a blast vibration study report of Jindal power open cast coal mine 22 5 Peak Particle Velocity (PPV) observed for various blasts at Jindal power open cast coal mine 23 6 The safe charge per delay recommended to keep the vibration level below 5 mm/sec at various distances from the blast site at Jindal power open vast coal mine 27

  • Characterization of PM2.5 generated from opencast coal

    Nov 01, 2016· The study was conducted at Sonepur Bazari Opencast Coal Project (SB-OCP), India, during 01–07 October 2014. The mine is located 10 km away from Grand Trunk Road that connects two major cities (Kolkata and Delhi) of India ().Administratively, it falls under the Eastern Coalfields Limited, which is a subsidiary of Coal India Limited, the nationalized coal company of India.

  • IOP Conference Series: Materials Science and Engineering

    assisted remote operation of mining machines and services [7]. This research also aims at developing an intelligent unmanned mining system using robotics technology for coal harvesting at a major Australian open cast mine. Forster & Schraft [8] have described a semi-automated coal extraction system with longwall drum ranging shearer.

  • EXECUTIVE SUMMARY GLOBAL COAL: THE ACCELERATION …

    A conveyor belt that takes coal from the Glentaggart open cast coal mine to a road head for onward transport by road in Lanarkshire, Scotland, UK. As well as the dis- astrous climate change consequences of continuing to mine and burn coal, living close to open cast coal mines has a …

  • How to make coal mining sustainable - The Hindu BusinessLine

    Nov 25, 2019· Therefore, the Ministry of Coal (MoC) mandates every owner of an open-cast coal mine to deposit ₹6,00,000 per hectare of the total project area in …

  • Evs project - SlideShare

    Mar 15, 2015· Thus, a sizeable populace suffers from water borne diseases. Besides mining, coal based industries like coal washeries, coke oven plants, coal fired thermal power plants, steel plants and other related industries in the region also greatly impart towards degradation of the environmental equality vis-a-vis human health.

  • Opencast coal mining - rspb.uk

    This briefing summarises our response. The liquidation of two of the major mining industry operators in 2013 represents a significant regulatory failure and market failure. In order to ensure future open cast coal extraction takes place at minimal risk to Scotland’s wildlife, communities and

  • (PDF) A System Dynamics Model of Mining Cost Estimation

    The model was developed using Vensim DSS software. Moreover, the background of mining cost estimation function and value, mostly from chapter 2 of the book "Open Pit Mine Planning and Design" by Hustrulid, W.A. and M. Kuchta [1] , and additional information from the SME mining …

  • (PDF) A System Dynamics Model of Mining Cost Estimation

    It is an evolution of a prototype system dynamics model of coal mine planning by using Vensim DSS 6.0b Software. It can be a decision support system tool to give users fast and flexible to

  • Top 36 mining interview questions with answers pdf

    Dec 29, 2014· Dec. 29, 2014 Download Top 36 mining interview questions with answers pdf 1. Free ebook Top 36 mining interview questions with answers 1 2. 2 Updated: Top 10 mining interview questions with answers To: Top 36 mining interview questions with answers On: Mar 2017 It's open ended: ”I can talk about whatever I want from the birth canal

  • Mine Legislation MCQ Multiple Choice Questions Answer

    70) The handling figures of the Mine for the year 2014-15 are as below. The OB hanlding = 5,00,000 Tonnes , ore production = 2,00,000 Tonnes and densities of OB and Ore are 2.5 and 3respectively . Find the stripping ratio for the year 2014-15.