Impact of Surface Miner Utilisation on Production Efficiency …
Fig. 6 Comparison of production efficiency with utilisation of sur face miner in open cast coal mine X: a variation in time series data; b differ- ence between daily and monthly data with ...
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Coal India unveils 5-year plan to quadruple underground mining
Europe has stopped open-cast mining and has relied mostly on underground production. Almost 50% of the world coal comes from UG mines. UG mining is not only environment friendly, but also ...
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Air pollution caused by opencast mining and its …
Opencast mining dominates coal production in India. A survey was conducted to evaluate its local atmospheric impact. Emissions data were utilised to …
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Coal India push for UG mines; aims for 100 million tons by …
October 18, 2023 04:08 pm | Updated 07:26 pm IST - Kolkata. Coal India Limited (CIL) is planning to scale up production from its underground (UG) mines to 100 Million Tons (MT) by 2030 through a ...
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Safety of Workers in Indian Mines: Study, Analysis, and Prediction
The rainy season is the most concerning environmental condition for the mining industry and specifically for open-cast mines. During this season, the mining site is drowned which obstructs work. Interaction of such hazardous site conditions and workers is limited, which helps to prohibit accidents; pumps are used to remove water from the site ...
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Online coal dust suppression system for opencast …
The overall production of coal in India during 2021–22 was 778.19 MT (Ministry of Coal 2022). Coal production in India is dominated by opencast mining due …
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(PDF) Slope Failure Of Waste Rock Dump At Jayant Opencast Mine, India
Coal India (a major coal producing organization in India) produced 359.78 million tons of coal in the year 2008-09 from opencast mining or surface mining technology. It is pertinent here to mention that to mine out 359.78 million tons of coal from opencast mining, 645 million cubic meter of waste rock and soil was excavated in the year 2008-09.
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DESIGN OF OPTIMUM SLOPES FOR SAFETY AND …
The Jharia coalfield presently working 32 open cast mines is typical example of production and productivity in such workings. May be of interest to note that all the mines are making huge profit in spite of such a low production and productivity as the mining is limited to coking coal. Many a time lower seams of poor
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Moving the circular economy forward in the mining …
AAVGRDR Ltd. is a coal mining company; primarily, it works with open cast coal mining and is situated in ABC Maharashtra, India. Notably, there are 71 coal mines in Maharashtra, and ABC is one of the largest mining areas, spread across an area of about 75 km 2. AAVGRDR Ltd. has been granted a geological mining block area of 1100 ha …
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(PDF) Stability Analysis of Overburden Internal …
Coal India (a major coal producing organization in India) produced 359.78 million tons of coal in the year 2008-09 from opencast mining or surface mining technology. It is pertinent here to mention that to mine out …
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OPENCAST COAL MINING AT LARGE DEPTH IN INDIA
production is projected to increase to 1086 MT in 2025, of which the opencast production will be 902 MT (83%). Coal extraction through opencast mining method is the most …
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(PDF) Mine Overburden Dump Failure: A Case Study
The improper management of the overburden (OB) dump can result in stability issues which may affect safety and production of the mine. Various literatures have reported the failure of open pit ...
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Odisha's story about pollution, mining and the environment
Jun 05, 2015 12:25 PM IST. Odisha has been ranked as the fourth most polluted place in the world in a report. This high level of degradation is due to the heavy tapping of mineral resources from a ...
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(PDF) Underground and Opencast Coal Mining …
However, 60% of the total coal production in the world is from underground mines, whereas in India it constitutes only 6.74% in the financial year 2016-17. Thus, underground coal production in ...
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Geotechnical study and optimal slope design at Lajkura open cast coal …
India has reached the forefront of world coal scene, ranking 3 rd in total coal production. It is largely due to rapid increase in contribution from opencast coal mines (presently 89%). The share of dragline operated opencast mine is also more than 45% of total coal production by opencast mining in India.
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Underground Coal Mining Methods and Their …
The all-India production of coal during 2021−22 was 778.19 MT (provisional), with a positive growth of 8.67%. ... In India, open cast and underground mining are the two major coal mining methods. …
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(PDF) Underground and Opencast Coal Mining …
However, due to less production cost, mechanisation, and less wastage, opencast method dominates in India (93.26% of the total …
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coal mining: Why India needs to focus on unlocking …
Around 70% of the country's coal reserves are amenable to UG mining, which delivers several advantages. In FY22, out of 622.6 million tonnes of coal mined, nearly 96%, or 597 million tonnes, was opencast (OC) coal. India accounts for 12.5% of global coal consumption. Close to 70% of the country's electricity generation is coal-based.
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Opencast coal mining in India: Analyzing and …
Opencast coal mining in India: Analyzing and addressing the air environmental impacts - Ghose - 2007 - Environmental Quality Management - Wiley …
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Air Pollution due to Opencast Coal Mining and It's …
Centre of Mining Environment. Indian School of Mines, Dhanbad 826004, India Received: 29 January 200 I; accepted : 29 June 200 I Open cast mining dominates the coal production scenario in India. It creates more serious air pollution problem in the area. Coal producti on scenari o and its impact on air quality is descri bed.
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Output Per Man Shift (OMS) of UG and OC …
The two coal mining methods are open cast mining and underground mining. In the fiscal year 2016-2017, open cast mining alone accounted over 93.26 percent of total coal production in India ...
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Impact of lockdown on the mining industry in India
On 16 May 2020, the Finance Minister of India has, in continuation to the economic stimulus package in light of COVID-19, announced certain structural reforms like commercial coal mining, a composite exploration-mining-production, removal of distinction between captive and merchant mines, etc. in relation to coal and other minerals.
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Changing Pattern of Land Use Land Cover Due to Sonepur–Bazari Open Cast
Mining is the most important economic activity in Raniganj coalfield area of West Bengal, India. At the same time, it has an immense number of negative impacts upon natural and social environment. Sonepur–Bazari mine is one of the biggest open cast coal mines of Eastern Coalfield Limited, which has started its journey from 1995. The present …
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Chapter 17 Impacts of Reclaimed Opencast Coal-Land …
2 Land Reclamation After Surface Coal Mining—A Typology Inevitably, opencast (i.e. surface) coal mining causes the total destruction of the land that existed before the mine, including the bulk of its ecological properties and any cultural and or historical artefacts that were not consciously removed, like the
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The 'sorrow' of Damodar river continues for millions of people
Open cast coal mines of Central Coalfields Limited. The route of Damodar river is known for its coal mines, coal washeries, thermal and hydro power plants, steel plants, fertilisers, cement and chemical factories. ... Environmental degradation in India's oldest coal mining belt leaves locals gasping for relief. Recently, Sarayu Rai, a local ...
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Comprehensive Study on Raniganj Coalfield Area, India: A …
Raniganj coalfield, one of the crucial mining zones in India in terms of its age and production, mostly extracts coal by surface mining method depending on the under-surface. This paper presents a ...
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Black and dirty: The coal challenge in India
Coal usage in India also has impacts beyond India. In 2011, though India's annual per-capita CO2 emissions in 2011 at 1.6 tons was considerably lower than the global average of 4.9 tons, India was the world's third largest emitter of CO2 with 1,970 million tons. Of this, coal usage contributed about 970 million tons, or about 3% of world ...
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Productivity Improvement in Underground Coal …
The gloomy scenario of coal production along with the likely exhaustion of shallow depth coal reserves and problems faced regarding surface land acquisition for …
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Groundwater quality and hydrological stress induced by …
Abstract Open cast coal mine (OCCM) may impose adverse effects on groundwater quality and on its flow regime. Evaluation of water quality often becomes difficult and confusing due to presence of multiple criteria and index based on different parameters. A novel approach has been introduced which speaks about a single index …
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Analysis of accidents due to slope failure in …
A phenomenal increase in the share of opencast production (93%) in Indian coal industry has resulted into significant problem of waste dumps at present with greater height of the …
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