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↑ Central Mine Planning and Design Institute Limited,, Executive Summary, Environmental Impact Assessment and Management Plan, November 2019, pages 1-16, accessed February 2020; ↑ Mining Plan for Makardhokra-I Expansion OC Mine July 2019; ↑ Executive Summary of EIA & EMP for Public Hearing of Makardhokra-I Expansion OC; ↑ …
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Slope Failure Mechanism and Monitoring Techniques. S.K. Chaulya, G.M. Prasad, in Sensing and Monitoring Technologies for Mines and Hazardous Areas, 2016 Abstract. Opencast mining operations involve huge quantities of overburden removal, dumping and backfilling in excavated areas. A substantial increase in the rate of accumulation of …
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during mining and processing of open‑cast mines L. Khazini1 · M. E. Dehkharghanian1 · A. Vaezihir2 Received: 12 May 2020 / Revised: 14 December 2020 / Accepted: 15 February 2021 / Published online: 10 March 2021 ... the distribution of suspended particles from open mines by AERMOD and CFD-numerical model with Lagran-gian approach, results ...
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Open-pit Mining Operations. Open-pit mines are dug on benches that are between four and sixty-meters in size, depending on the size of machinery used to excavate. The walls of most open-pit mines are dug at an angle …
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The model has been illustrated with a case study of an opencast coal mine in India. For this mine, the SWR of 22.83 m 3 /t and SEC of 8.97 kWh/t are estimated for rainfall of 100 mm/d. The results show that the SEC increases by 34% from 3rd year in 1998 (6.65 kWh/t) to the 15th year (8.97 kWh/t).
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open cast mining equipment Innovation out of tradition – It pays to talk to a specialist! ... Diamond Mines in Namibia in 1926. Nowadays, more than 50% of the world's lignite pro …
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The carbon peaking and carbon neutrality goals drive innovation in pollution governance systems, unleashing the potential of social supervisory forces to achieve …
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Proper design of waste dumps in open cast mines is essential to avoid any large-scale dump failure which may have significant impacts on safety as well as the economics of an open-pit project.
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As shown in Fig. 1 and Fig. 2, the study area is located in Pinglu District, Shuozhou City, Shanxi Province.Pingshuo mining area is the largest opencast coal production base at the end of the 20th century. In order to highlight the research on the land use and ecological response of mining activities, urbanization, and land reclamation in …
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The problem of dust pollution in the open-pit coal mine significantly impacts the health of staff, the regular operation of mining work, and the surrounding environment. At the same time, the open-pit road is the largest dust source. Therefore, it analyzes the influencing factors of road dust concentration in the open-pit coal mine. It is of practical …
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The model was designed according to CIE 140/EN 13201 illumination standard and the existing design was as per Directorate General of Mines Safety (DGMS) standards.
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Ground vibration is one of the most undesirable effects induced by blasting operations in open-pit mines, and it can cause damage to surrounding structures. Therefore, predicting ground vibration is important to reduce the environmental effects of mine blasting. In this study, an eXtreme gradient boosting (XGBoost) model was …
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Coal dust is a major pollutant in the ambient air of coal mining areas. The pollution due to open cast mining is more severe than pollution due to underground mining. Prediction of ambient concentration of pollutants should be known to implement any control techniques to reduce their concentrations. In this paper, three models were developed …
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Data obtained from 312 measurement stations of sound propagation in panel 48 of the Tuncbilek open cast mine, Western Lignite Corporation, Turkey have been used to create an empirical model for such propagation. As well as the noise level recorded at these stations, atmospheric conditions were recorded also by the meteorological station …
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Lal B. et al., in the paper entitled "Prediction of Dust Concentration in Open Cast Coal Mine Using Artificial Neural Network" [16] developed 3 models for predicting the concentration of dust ...
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The area of damaged land is 0.22 hm 2 per 10000 t coal mining in China's opencast coal mine, which leads to the direct excavation of 0.12 hm 2 land area, the …
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Abstract: Slope stability is one of the major geological concerns in open-cast mines. The mining area slopes needs to be regularly monitored to detect occurrence of any slope failure prior to any catastrophe. ... These models produced mostly accurate prediction results. Here a statistical model is adopted monitor the slope movement [19] because ...
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numerical model studies with the simulated materials, geometry etc for typical opencast coal mine, the factor of safety turned out to be more than 1.5, and considered as stable as per the recent ...
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This paper details the optimization framework model for managing the schedule of the movable mining equipment of open cast mines to improve the availability and productivity of the mining equipment.
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This work is often completed off-site using IMS's routine services. 3D ray-tracing can be used to improve seismic event locations, assuming some model of the geological and cave geometry. Spatial, temporal and source-parameter trends may then be detected and analysed using the Vantage interpretation package.
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This paper investigates the present and future stability of an open-cast coal mine dump consisting of a loose, double porous material up to 200 m high. To properly calibrate the …
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The production cycle of open-cast coal mines generally includes drilling, blasting, loading, hauling and coal preparation …
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The main laws related to the mining and the environment in UK are i) Coal Mines Regulation Act (1908), ii) Mining Industry Act (1920), iii) Coal Act (1938), iv) The Town and Country Planning Act (Scotland) (1947), v) Coal Industry Act (1949), vi) Mineral Workings Act (1951), vii) Mines and Quarries Act (1954), viii) Opencast Coal Act (1958), …
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Table 1: Service Road Illumination Survey Data of open cast Mines 6 5 Pole No. Spaci ng(m) Roa d wid th (m) Pole heig ht (m) No. of lam ps 2 Lam p watt age (W) Illuminance (lux) Remarks
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Surpac is an complete mine planning software which has various modules ranging from drilling. and blasting, surveying, pit design, geo-statistics and grade control, block …
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Open cast mining in the today's world has cyclic reappearance with prominent role in to mining sphere. Now-a-days the extent of mineral own by open cast mining is increases from year to year. ... Table.3.23 Comparison of OEE of Shovels Shovel Models OEE Mines Remarks H 350 EX 0.18 Gopinathpur Mine Low OEE of Gopinathpur Mine H 55 N 0.01 …
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The research article presents a reliability-based analysis of probability density function, and the failure rate of a shovel-dumper system was determined based on Weibull distribution in an open cast coal mine. Referring to the bathtub-model along with the Weibull distribution of a shovel and dumpers, decreasing, constant and increasing failure …
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It has 352 mines (as of April 1, 2020), of which 158 are underground, 174 open cast, and 20 mixed mines. CIL further operates 12 coal washeries (10 coking coal and 2 noncoking coal) and manages other establishments such as workshops and hospitals (Ministry of Coal, India).
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Although the annual production target for VK Coal Mine has been fixed at 43 lakh tonnes, the company wants to produce at least 7 lakh tonnes of coal this year, he said, adding that the company was expecting to produce at least 3 lakh tonnes of coal this year against the annual coal production target of 20 lakh tonnes from GK open cast mine …
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Open cast coal mining involves various operations e.g overburden removal, drilling, blasting, mineral loading, haulage and unloading that generate particulates due to various mechanisms.
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