In this paper, the environmental impact of Alborz Sharghi coal washing plant, North-east Iran (Figure 1) was evaluated by the slight modifications made on the Folchi algorithm previously modified by Mirmohammadi et al. (2009) and development of its impacting factors. Figure 1. Location of the study area (Alborz-Sharghi coal washing plant, North ...
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Coal washing operation is now being carried out in the Alborz-Sharghi plant, located in northeast of Iran. This can in effect create a number of environmental …
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This paper utilises the modified Folchi method to assess the environmental impact of coal washing plant, Alborz Sharghi, North-east Iran. In this study, the number of factors designed in the method was slightly modified by focusing on the environmental impact of coal washing operations. In addition, few other factors were designed and …
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In this study, the pollution problems associated with the waste produced by Alborz Sharghi Coal Washing Plant was investigated by mathematical modeling. The study area is located at 11 km. to ...
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The Alborz Sharghi coal washing plant is the largest coal producer in northeast Iran, with an annual production of 600,000 t. The area has a mountainous climate, with an …
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The Alborz Sharghi coal washing plant is the largest coal producer in northeast Iran, with an annual production of 600,000 t. The area has a mountainous climate, with an average precipitation of 133.7 mm per year (Rainfall data of Semnan Province 2012). The temperature in the area ranges from about −10 °C in winter to about 40 °C in summer.
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Alborz Sharghi coal washing plant is located 55km from Shahrood in the Semnan province, and 15km from the Tehran-Mashhad road, north-east Iran. Figure 1 shows the
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In order to investigate the environmental impact from a coal waste pile at the Alborz Sharghi coal washing plant, an EM34 ground conductivity meter was used on …
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Alborz-Sharghi coal washing plant is one of the most important resources of coal production in Iran which has a low recovery rate in flotation process due to its different problems. In this paper ...
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Alborz-Sharghi coal washing plant, northeast of Iran. Over. the past 30 years, coal washing operation at this area has. produced more than 3 months of coal wastes in near the. plant. These wastes ...
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Environmental contamination from the Alborz Sharghi coal washing plant in northeast Iran was evaluated with geo-electrical techniques. The internal structure of a coal waste pile was first studied using one dimensional geo-electrical techniques, including a Schlumberger array. The oxidised zone had low resistivity while the unoxidised ...
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An optimization study of yield for a coal washing plant from Zonguldak region. Uğur P R O F E S S O R ULUSOY. 2013, Fuel Processing Technology.
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In order to investigate the environmental impact from a coal waste pile at the Alborz Sharghi coal washing plant, an EM34 ground conductivity meter was used on seven parallel lines in an E-W ...
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This paper utilises the modified Folchi method to assess the environmental impact of coal washing plant, Alborz Sharghi, North-east Iran. In this study, the number of factors designed in the method was slightly modified by focusing on the environmental impact of coal washing operations. In addition, few other factors were designed and added to the …
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The results revealed the optimal spiral recovery (68.8%) for specific levels of the considered parameters with an extensive sensitivity analysis. A new flow sheet of the circuit of the Alborz-Sharghi coal washing plant, which involves two spiral separators is presented. [Received: March 1, 2017; Accepted: May 24, 2017]
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This paper utilises the modified Folchi method to assess the environmental impact of coal washing plant, Alborz Sharghi, North-east Iran. In this study, the number of factors designed in the method was slightly modified by focusing on the environmental impact of coal washing operations. In addition, few other factors were designed and added to ...
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The feed of the Alborz-Sharghi coal washing plant is provided by coal extracted from some of the major governmentÕs coal mines such as Tazareh and Razi and also some of the local private mines (Fattahi Mejlej et al. 2015). Figure 1 shows the locations of waste piles and tailing impoundments in the study area (Fig. 1). The piles and the ...
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In this paper, an abandoned waste coal pile, which is resulted from Alborz-Sharghi coal washing plant, NE of Iran was mineralogically and geochemically characterized to evaluate pyrite oxidation, acid mine drainage (AMD) generation, and trace element mobility. After digging ten trenches and vertical sampling, a quantitative method …
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Coal washing operation is now being carried out in the Alborz-Sharghi plant, located in northeast of Iran. This can in effect create a number of environmental problems. In this research, different geophysical surveys were conducted to investigate the leachate flow pathways and time-dependent transportation of contaminants in downstream of the …
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Alborz-Sharghi coal washing plant, which is located in the Semnan Province, in northeast of Iran, with an annual production of 300,000 tonnes of washed coal is one of the largest coal producers in ...
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Alborz Sharghi is a major coal company in north-east Iran that produces coal from many mines in the region including Tazareh, Razmjah, Razi and Gheshlagh. The coal produced by these mines is washed in Alborz Sharghi coal washing plant in order to raise its quality and remove any impurity. The wastes produced by washing process are …
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The low grade wastes produced by coal washing plant often contain pyrite which may be oxidised and produce acid mine drainage (AMD) if it is exposed to the atmosphere. AMD is characterised by high concentrations of iron, high sulphate and low pH and
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The Alborz Sharghi coal washing plant is located about 55 kilometres of Shahrood in Semnan province, north-east Iran (Figure 1). The site covers an area varies from °54 30 ...
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Therefore, the problem of impact assessment change into a DEA model. In the present study, the Alborz Sharghi Coal washing plant in northern Iran has been considered as a case study, and 19 plant ...
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Alborz-Sharghi coal washing plant is located in the Tazareh coal mine area (the main coal mine of the Alborz-Sharghi coal region), which is 31 km from Damghan City in the Semnan Province of ...
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This paper utilises the modified Folchi method to assess the environmental impact of coal washing plant, Alborz Sharghi, North-east Iran. In this study, the number of factors …
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old alluvial fan with gravel marl and quartz. Coal in the region is mined by the Alborz Sharghi coal company. Although not shown, the VLF-EM pro-files are located in the area that covered by alluvial fan. Alborz Sharghi coal washing plant has being worked for 32 years. Separation of the coal from the refuse materials is a necessary part of the
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Alborz-Sharghi coal washing plant is one of the most important resources of coal production in Iran which has a low recovery rate in flotation process due to its different problems. In this paper ...
WhatsApp: +86 18221755073
Therefore, the problem of impact assessment change into a DEA model. In the present study, the Alborz Sharghi Coal washing plant in northern Iran has been …
WhatsApp: +86 18221755073
Introduction The Alborz-Sharghi coal washing plant, which is located in the Semnan Province, in northeast of Iran, with an annual production of 300,000 tonnes of washed …
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