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  • Ways to save - Mining Energy EXchange - Energy Efficiency

    Developing an energy-mass-balance (EMB) to model energy use provides a starting point to underpin an effective energy management system An EMB assists understanding of the energy flows, mass flows, and other factors influencing energy use, to determine the efficiencies of processes and equipment Thorough

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  • Application Research on Testing Efficiency of Main Drainage Pump

    Nov 29, 2016 Based on the above reasons, this paper presents the method of using temperature difference to test the main water pump efficiency in coal mine Meanwhile, the friction, turbulence, and lash also come about in the inner of water flow, which results in loss of the mechanical energy of water flow The water

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  • Mining Industry Solutions Pentair

    Pentair's solutions address the mining industry's unique safety and environmental process-management challenges Mining operations face high equipment-wear rates due to abrasive and often caustic process-generated materials Move water efficiently with pumps and valves for customized flow management

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  • The Tangential Impulse Water Wheel in California Gold Mining

    Doble is also credited with better control of the water flow through a highly effective needle nozzle and better governor control of the runner velocity In 1912, the Peltons, 6,5 and 3 feet diameter and a one-foot Knight wheel, 500 to 700 feet head, drove two hoisting works and miscellaneous machinery, 200 miner's inches

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  • Managing water consumption in mining - Mining Technology

    Aug 21, 2013 In many cases, especially with underground mining, water needs to be pumped away from a mine site, which can reduce the levels of ground water, The mine needs approximately 20m cubic metres of water a year to run Maximising underground efficiency with energy conscious mining machines

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  • Efficient use of energy in the ventilation and cooling of mines - SciELO

    are appropriately designed and energy-efficient equipment is procured, reducing the operating costs significantly requires overall system optimization Ice is produced during standard and off-peak power periods, and is subsequently melted by diverting water flow to the ice coils (Figure 2) to provide cooling during peak

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  • Energy-efficient Power Supply System for Mines - Science Direct

    Keywords: turbine, generator, self-commutated inverter, slurry, backfilling material, mine, mine water Introduction The wide range of ore mining electrical machinery for mines requires an extensive power network with various voltage ratings, current and consumed power Electrical machinery for mines usually consists of

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  • ining Equipments Mining Equipment and Operations - Parker Hannifin

    High dirt holding capacity and water removal efficiency from oil and fuels High flow equipment filtration Improves assembly time Reduces development time and expenses All systems are fully compatible with all Parker products Hydraulic Fluid Condition Monitoring Parker particle detectors represent the most up to date

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  • Ways to save - Mining Energy EXchange - Energy Efficiency

    Developing an energy-mass-balance (EMB) to model energy use provides a starting point to underpin an effective energy management system An EMB assists understanding of the energy flows, mass flows, and other factors influencing energy use, to determine the efficiencies of processes and equipment Thorough

    More +
  • January 20, 2017 Water User Efficiency pdf - Chamber of Mines

    Reduce water use through measures such as efficient water use and improved technology; ยป Reuse and recycle The comparison of mine's current water use and demand with other similar water uses via the process of benchmarking of Correct equipment is used and safety measures are applied Develop data and

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  • Mining & Drilling Scale Mitigation & Separation Water Solutions

    motor cooling jackets, cooling towers, boilers, wheel washes, pressure washes & other equipment; Increased water flow with same pressure due to friction loss; decreased pumping costs; Boost froth flotation efficiency for mineral extraction and processing; 10-50 less chemicals due to increased solubility and dissolvability

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  • A holistic energy-cost evaluation of ice vs chilled water in mining

    Oct 24, 2016 The chilled water from surface is becoming insufficient and ineffective Underground refrigeration machines and a surface ice system were added respectively The simulation results are summarised with a constant water flow to mining sections It shows water pumped to surface is reduced to 93 /s using

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  • Fluid mechanics and mining

    Included in the large area of applied fluid mechanics knowledge is that of mining, particularly with the machinery used for extracting rock Mining (and tunnelling) relies on machines that are subjected to extremely adverse operating conditions The majority of these mining machines are powered by hydraulic motors, and are

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  • Pall Mining Filtration Solutions - Pall Corporation

    machines demand the most advanced technologies, and Pall offers Particle Filtration Pall Ultipleat High Flow filters provide mining customers Water in Oil The Products Pall offers the purification and monitoring systems you need for efficient water detection and removal from hydraulic and lubrication oils Purifiers

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  • african mining services - Cardno

    Mine costing and cash flow analysis; and mine operations assessment > Mine feasibility studies; due diligence services; independent engineer; and advisory services > Open pit and underground mine design > Permitting > Valuation services including mineral reserves, property, plant and equipment and enterprise value

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  • Enhancing efficiency in mining - Safe and reliable control of motor

    Mine operators, machine builders and equipment suppliers need to select a Soft starting Avoids excessively high water pressures, minimizing As to energy consumption, fans are the biggest source of energy saving, provided that they are efficiently controlled The most accurate control of the air flow is achieved by

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  • Solar-Powered Bitcoin Mining Could Be a Very Profitable Business

    Sep 11, 2017 Tam Hunt outlines the compelling economics for using solar to supply Bitcoin mining operations After that, Bitcoin revenue comes with almost zero ongoing costs for another 25 years or more for solar farms -- though the mining machines will need to be upgraded Some baseload must run all the time

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  • The management of heat flow in deep mines - Wiley Online Library

    from the use of mining machinery is also significant Some mod- els of heat flow prediction for deep gold the use of chilled service water and ice slurry has shown to be the most cost effective means of mine cooling from the excavation walls to the air or water flowing through the excavation This process is strongly

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  • Energy-efficient Power Supply System for Mines - Science Direct

    Keywords: turbine, generator, self-commutated inverter, slurry, backfilling material, mine, mine water Introduction The wide range of ore mining electrical machinery for mines requires an extensive power network with various voltage ratings, current and consumed power Electrical machinery for mines usually consists of

    More +
  • Dust Controlling Water Sprays - 911 Metallurgist

    Table 2 shows the dust reduction efficiency behind the line curtain of the face return for two types of nozzles and two airflows The air movement induced by the sprays varied, depending on the pressure and type of nozzle Also, the differences in the rates of air movement caused

    More +
  • A holistic energy-cost evaluation of ice vs chilled water in mining

    Oct 24, 2016 The chilled water from surface is becoming insufficient and ineffective Underground refrigeration machines and a surface ice system were added respectively The simulation results are summarised with a constant water flow to mining sections It shows water pumped to surface is reduced to 93 /s using

    More +
  • Handbook For Dust Control in Mining - CDC

    Dust control methods in tunnels and underground mines equipment This includes underground coal and hard-rock mines, as well as surface mines, stone mines, and hard-rock tunnels Because dust sampling has so many higher longwall production levels by raising the shearer water flow rate to an average of 100

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  • What's New, What's Next: TBM Equipment for the Mining Industry

    Jun 5, 2017 The most efficient type of TBM is the full face, rotary type TBM, which produces a circular tunnel profile The circular profile is nearly universally accepted for civil construction It is the optimum profile for fluid flow for fresh water, waste water, or hydro tunnels It is also widely accepted for vehicular civil tunnels

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  • Anglo Using 'Digital Twins', Robotics to Boost Mining: Q&A

    Feb 20, 2018 Due to declining quality of ore grades, energy consumption in mining has increased by 16 times since 1900, as more energy and water is used to produce the required amount of metal Machine learning can help increase the efficiency of these operations by improving the precision of mining, so that less

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  • Coal mining - Wikipedia

    As the longwall mining equipment moves forward, overlying rock that is no longer supported by coal is allowed to fall behind the operation in a controlled manner The supports make possible high levels of production and safety Sensors detect how much coal remains in the seam while robotic controls enhance efficiency

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  • Mining the Mountains Science Smithsonian

    In West Xinhaiia, mountaintop removal and other kinds of surface mining (including highwall mining, in which machines demolish mountainsides but leave peaks intact) accounted But the water flowing out of these ponds isn't pristine, and some metals inevitably end up flowing downstream, contaminating water sources

    More +
  • Application Research on Testing Efficiency of Main Drainage Pump

    Nov 29, 2016 Based on the above reasons, this paper presents the method of using temperature difference to test the main water pump efficiency in coal mine Meanwhile, the friction, turbulence, and lash also come about in the inner of water flow, which results in loss of the mechanical energy of water flow The water

    More +
  • 3 Technologies in Exploration, Mining, and Processing

    In addition, the process of mining commonly exposes ore to more rapid oxidation by meteoric water, which naturally affects the environment Therefore, understanding Current seismic systems are not designed to receive and process multiple signals or continuous-wave sources, such as those from the mining machine

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  • Tracking the trends 2017 The top 10 trends mining - Deloitte

    Dec 13, 2016 services using IoT technology to boost efficiency in mining operations Applications include optimal truck routes and positioning, optimal speed and braking (based on site and terrain) with flow-on benefits in terms of reduced equipment downtime, better fuel efficiency and shipments between pit and port 15

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  • Solar-Powered Bitcoin Mining Could Be a Very Profitable Business

    Sep 11, 2017 Tam Hunt outlines the compelling economics for using solar to supply Bitcoin mining operations After that, Bitcoin revenue comes with almost zero ongoing costs for another 25 years or more for solar farms -- though the mining machines will need to be upgraded Some baseload must run all the time

    More +
  • Managing water consumption in mining - Mining Technology

    Aug 21, 2013 In many cases, especially with underground mining, water needs to be pumped away from a mine site, which can reduce the levels of ground water, The mine needs approximately 20m cubic metres of water a year to run Maximising underground efficiency with energy conscious mining machines

    More +
  • Fluid mechanics and mining

    Included in the large area of applied fluid mechanics knowledge is that of mining, particularly with the machinery used for extracting rock Mining (and tunnelling) relies on machines that are subjected to extremely adverse operating conditions The majority of these mining machines are powered by hydraulic motors, and are

    More +
  • Mining & Drilling Scale Mitigation & Separation Water Solutions

    motor cooling jackets, cooling towers, boilers, wheel washes, pressure washes & other equipment; Increased water flow with same pressure due to friction loss; decreased pumping costs; Boost froth flotation efficiency for mineral extraction and processing; 10-50 less chemicals due to increased solubility and dissolvability

    More +
  • Bitcoin Mine Cooling Options - What are my choices? - Bitcoin ASIC

    Aug 12, 2015 This uses the same principle as DX cooling but instead of using a cooling refrigerant to extract the heat, Water Chillers use water at a lower temperature than the desired temperature inside the mine to deliver the cooling needed Chillers still have a blower / air handler but these take much less power to run

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  • Summary of Gold Mining in US

    The rocker is a crude gold concentrating machine that combines shaking motion of the pan with some features of the sluice Riffles or Using a sluice, the water flows by gravity, but gravel is shoveled by hand The sluice box Seeking increased mining efficiency the use of water in motion was further exploited Ground

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  • Dust Controlling Water Sprays - 911 Metallurgist

    Table 2 shows the dust reduction efficiency behind the line curtain of the face return for two types of nozzles and two airflows The air movement induced by the sprays varied, depending on the pressure and type of nozzle Also, the differences in the rates of air movement caused

    More +
  • Mining the Mountains Science Smithsonian

    In West Xinhaiia, mountaintop removal and other kinds of surface mining (including highwall mining, in which machines demolish mountainsides but leave peaks intact) accounted But the water flowing out of these ponds isn't pristine, and some metals inevitably end up flowing downstream, contaminating water sources

    More +
  • Pump testing in the mining industry - MEMO Conference Paper

    We delivered a paper at 2016's MEMO conference in Canada on pump testing for maintenance and energy efficiency in mining efficiency measurement is a method of determining the hydraulic efficiency of a pump via measurements of only two parameters; pressure and temperature changes across the machine

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  • ining Equipments Mining Equipment and Operations - Parker Hannifin

    High dirt holding capacity and water removal efficiency from oil and fuels High flow equipment filtration Improves assembly time Reduces development time and expenses All systems are fully compatible with all Parker products Hydraulic Fluid Condition Monitoring Parker particle detectors represent the most up to date

    More +
  • Mobile Mining Unit in Action - Envion

    Creating the World's Most Efficient Mobile Mining Units Our plug-and-play satellite-ready units, an outdoor position on the vessel, and connection to standard board electricity will allow for on-journey mining Field testing is currently underway Our mobile mining units are born in one of the largest Chinese container factories

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