Evaluating Water Management Practice for Sustainable Mining
To move towards sustainable development, the mining industry needs to identify better mine water management practices for reducing raw water use, increasing water use …
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An Optimized Combination of Mine Water Control, Treatment
13 Citations Explore all metrics Abstract This paper presents a case study of an optimized combination of mine water control, treatment, utilization and reinjection to …
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Water and energy assessment for dewatering in opencast mines
A case study of water pumping of an opencast coal mine in India resulted in SWR of 22.8 m3/t and SEC of 8.97 kWh/t of coal for a maximum daily rainfall of 100 mm/d in the year 2010. The results ...
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McLanahan | Hydrocyclones
Hydrocyclones are ideal for recovering down to 400 mesh (38µm) particles of 2.7 SG. This is typically done in the form of an Ultra Fines Recovery system comprised of a Sump, Pump, Cyclones and Dewatering Screen, …
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Deciphering Dewatering and Disposal
Xylem believes optimal water management begins with a holistic view of how mining operations use water — this includes dewatering and disposal as well as sourcing, treatment and reuse. …
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Coal mine water management | PPT
Coal mine water management - Download as a PDF or view online for free. Coal mine water management - Download as a PDF or view online for free. ... Dewatering, centrifuge: The combined clean coals are dewatered in centrifuge. Processes involved in Coal washery 22. Sl. No Parameters Value 1. Flow (m3/tone of coal) 0.18 2. …
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MANAGEMENT OF TAILINGS: PAST, PRESENT AND …
management technologies and innovations, and for the use of different economic models. Change is most readily achieved in new mining projects and hence change in tailings management for the mining industry as a whole will be generational. For context, this chapter first describes conventional tailings management, arguing that applying NPV
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(PDF) A phased approach to mine dewatering
Options available to mine management are dewatering, diversion, sealing or a combination of methods. ... An optimal management model for karst water supply dewatering in Fengfeng coal mining area ...
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McLanahan | Tailings & Water Management
The company's tailings management solutions can offer producers a way to separate the solids from the liquids, resulting in a dry, drip-free, easy-to-handle solid product that can be sold, as well as clean process water that can be reintroduced into the production process. By implementing one or more of McLanahan's tailings management ...
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Sustainable water management in mining, a global imperative
It includes a target to substantially increase water-use efficiency across all sectors by 2030. The challenge: water is critical to the mining industry. Without water, mines don't function. The imperative for more sustainable water management is consequently crucial to the future of mining, driven by both social and economic needs.
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Application of 3D numerical simulations to forecast mine
The year-wise mine projections for six mines in the study area were simulated for ground water inflow in the model and the required dewatering was estimated as follows: Gevra OC, which is designed to win the coal till 2036 up to a total depth of 344 m bgl, sees a maximum dewatering requirement of 13,733 m 3 /day in the year 2035 which would ...
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Coal mine water management: optimization models and field …
Generally, there are three types of water-collecting structure in a coal mining area: artificial relief wells under the mines, which are used to decrease hydraulic …
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Coal mine dewatering of saline wastewater into NSW …
Coal mine dewatering of saline wastewater Editors names. (2011). Proceedings of the 6th Australian Stream 1 Management Conference. Canberra, Australian Capital Territory, pages XX - XXX. Coal mine 'dewatering' of saline wastewater into NSW streams and rivers: a growing headache for water pollution regulators Ian A. Wright1,2
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Selecting Pumps for Mining Applications | Pumps
This article focuses on mine dewatering. Proper mine dewatering is a critical component to every successful mining operation, regardless of the type of mining that is being done. If the pumps used …
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Coal Mine
Production process management for intelligent coal mining based on digital twin. Xuhui Zhang, ... Hongwei Fan, in Digital Twin Driven Service, 2022. Abstract. Coal mine equipment is a typical complex electromechanical system. Due to the complex and changeable working conditions of coal mine, the key to promote the intelligent …
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Discussion on Some Topical Issues of Water Prevention and
Effective prevention and control of water hazards in China's coal mines require that several key issues be addressed. The key issues discussed in this paper are the complex and variable water inrush types in mines, uncertainties in calculation of mine inflow, and the primary mechanism of water hazards resulting from mining-induced …
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(PDF) Management of dewatering schemes in an open cast mine …
An efficient dewatering scheme helps the management authority of mines in decision-making on the minimum quantity of withdrawal of groundwater from open-cast mines to avoid excessive groundwater ...
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Dewatering management is critical for new mines
Dewatering management is critical for new mines. A major consideration when starting an open pit or underground mine is to ensure that it will have the most efficient, cost-effective, and low-carbon system for controlling water - whether from under the ground or rainfall. Saleem Khawaja September 12, 2022. Share this article.
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Predicting mine water inflow and groundwater levels for coal mining
Coal and water resources have played important roles in China's social and economic development. Thus, accurate and reliable predictions of coal mine water inflow and aquifer water level variations are required to ensure mining safety and assess the impact of coal mining on groundwater aquifers. A three-dimensional numerical model …
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Hazard identification and risk assessment of groundwater
Evaluation of water inrush risk is becoming increasingly important as coal mining activities reach greater depths. Hazard identification, as well as hazard analysis, is the first step in accident prevention. However, there have not been any studies that focus on the hazard analysis system for mine water inrush. In this paper, hazard identification and …
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Water Quality Protection Guidelines No. 9
Water Quality Protection Guidelines for Mining and Mineral Processing – Acid mine drainage 4 5.3 Disposal of acid minewater a. Various methods have been used successfully to dispose of acid minewater in an environmentally responsible manner, for example: • storing and evaporating the acidic water; • separating the acidic water from other
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Proceedings 2021
Wiesner, Birgitta (2021): Evaluation Of A Short Period Increasing Water Influx In A Mine Drainage Facility Of A Former Hard Coal Mine. – In: Stanley, P.; Wolkersdorfer, Ch.; Wolkersdorfer, K.: Mine Water Management for Future Generations.
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Success in solving mine dewatering
Mining operations require dewatering and the safe disposal of potentially contaminated water. KSB's systems offer the efficient lowering of groundwater in open …
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Mine Water Management | Effective Dewatering and …
Dewatering and depressurisation planning should be integrated with the many mining disciplines which it interacts with or it will fail. However, these interactions, and the operational decisions that result, should be well informed with timely, reliable, operations specific monitoring data. Good data may require significant cost and effort but ...
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Coordinated exploitation of both coal and deep groundwater …
Focusing on the Xinglongzhuang coal mine, test pumping and development of a transient groundwater flow model of the system have allowed alternative strategies for pressure management to be investigated. The study shows that coal-mining operations can proceed safely with as few as six underground dewatering boreholes removing 1800 …
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Coal mine water management: optimization models and field …
Abstract This paper considers the complexity in resolving the conflicts between mine drainage, water supply, and environmental protection for the coal basin of North China, and presents a management optimization framework that addresses these multiple conflicting issues simultaneously in the most cost effective manner. Due to the …
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Modelling the impacts of future coal mining and coal seam gas
Coal mining has the potential to significantly disrupt downstream flow regimes and in the most severe cases can lead to the permanent loss of ephemeral, intermittent …
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A Review on Coagulation/Flocculation in Dewatering …
The automation of coal mining activities globally results in huge consumption of water supplies that nowadays is a cause of major environmental concern. Therefore, developing a cost-effective method …
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Environmental, hydrological, and social impacts of coal and …
Most mining sites require tunnels, rail infrastructure, evacuation transports, water management and dewatering facilities, water supply and tailing dams, power generation, transmission and distribution facilities, ore processing facilities, and off-site infrastructures such as roads, bridges, buildings, and utilities.
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