Open pit mining energy savings

MJ Series Jaw Crusher

MJ Series Jaw Crusher

MJ series jaw crusher is mainly used as a coarse crushing crusher. Its purpose is to crush rocks into smaller particle sizes for subsequent processing…

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MC Series Single-Cylinder Hydraulic Cone Crusher

MC Series Single-Cylinder Hydraulic Cone Crusher

MC series single cylinder hydraulic cone crusher is used in secondary and fine crushing operations. It is widely used in metallurgy, construction, highway,…

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ML Series Vertical Shaft Impact Crusher

ML Series Vertical Shaft Impact Crusher

Vertical shaft impact crusher is often used in the final crushing circuit. Due to the ability to produce fine-grained final products, ML series vertical…

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MD Series Multi-Cylinder Hydraulic Cone Crusher

MD Series Multi-Cylinder Hydraulic Cone Crusher

MD series multi-cylinder hydraulic cone crusher is used in the second and third stages of mineral processing and stone crushing, as well as the superfine…

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MF Series Fixed Shaft Circular Vibrating Screen

MF Series Fixed Shaft Circular Vibrating Screen

In order to eliminate the phenomenon of unbalanced vibration, unstable amplitude, on/off bounce, poor screening effect, and cracking of the screen box…

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MGD Series Vibrating Feeder

MGD Series Vibrating Feeder

MGD series vibrating feeder is designed for ultra-heavy working conditions and is suitable for feeding materials to primary jaw crushers, primary impact…

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MGB series hopper discharge feeder

MGB series hopper discharge feeder

MGB series hopper discharge feeder is mainly used for the uniform, quantitative and automatic control of under-silo feeding of bulk materials.…

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MZA/K Series Circular Vibrating Screen

MZA/K Series Circular Vibrating Screen

MZA/K series circular vibrating screen produced by Meilan has an axis-eccentric circular vibrating screen, which can be used for dry and wet classification…

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  • OBORTS Company, Opposite the residence of old General Mambou, Near Dragage, Bastos, Yaoundé, Cameroon
    Email: [email protected]


    Not surprisingly, average energy unit costs by source vary among the nine open-pit mines. Energy source (e.g. electricity) 2.2.3 Analysis: Open-Pit Mining Operations The open-pit mining operations were subdivided into 10 stages of production and three support activities. These categories are illustrated below. 1 9 $/kWh Drilling Blasting Excavating


    Geotechnical Considerations in Open Pit Mines Version 1.0 Department of Minerals and Energy Page 3 of 49 1.0 INTRODUCTION The potentially hazardous nature of open pit mining requires the application of sound geotechnical engineering practice to mine design and general operating procedures, to …

  • Sustainable mining practises: reducing diesel use for mine

    May 02, 2013· Ore movement is typically the single largest energy-using activity for an open pit iron ore mine, with haulage alone accounting for about 30% of a site’s total energy consumption. Other vehicles and mobile equipment used for ore extraction, stockpiling, and loading can account for …

  • Open-pit mining - Wikipedia

    Open-pit mining, also known as mega-mining, open-cast or open cut mining, is a surface mining technique of extracting rock or minerals from the earth by their removal from an open-air pit, sometimes known as a borrow.. This form of mining differs from extractive methods that require tunnelling into the earth, such as long wall mining.Open-pit mines are used when deposits of commercially useful


    Coal Mining Technology ¾Most of coal production comes from open-pit mines, contributing over 84% ¾Technology in-place in Open-pit mining: shovel-dumper, dragline, in-pit crushing & conveying, surface miners. Bucket-wheel excavators in Lignite mining. ¾Technology in-place in Underground mining : Conventional & Mechanised

  • Alberta’s mountaintop mining ban won’t affect proposed

    Feb 25, 2021· Montem wants to restart the mine, which will cover 750 hectares near Coleman, Alta., and produce coal for 14 years. The mine is described as an “ open-pit surface coal mine ” in company documents. Photos and video on the company website show the existing open-pit mine to be very near the top of a mountain.

  • Investigating the dewatering energy savings potential of

    The operations investigated can shift 1,496,805 kWh out of the peak time of use period which translates to R2,107,609 of energy cost savings per annum. Based on this case study there are definite potential for savings at other open pit mining operations across South Africa.

  • Overview of Geothermal Energy Resources in Québec …

    geothermal energy exchange using underground mines in Canada. Groundwater flooding Springhill’s Coal Mine is recovered at 18°C and used to heat and cool buildings with heat pumps. Annual energy savings are estimated at 600 000 kWh for the operator, Ropak Can Am Ltd.'s, for on site facilities that

  • 5 Ways to Make Mining More Sustainable - Empowering Pumps

    Discover five ways the mining industry can reduce environmental impact and make its practices more sustainable. 1. Lower-Impact Mining Techniques. Traditional mining techniques can have a severe impact on the environment, and some popular methods — like open pit and underground mining — present some of the most significant environmental risks.

  • In Last Rush, Trump Grants Mining and Energy Firms Access

    Dec 19, 2020· Published Dec. 19, 2020 Updated Jan. 16, 2021. WASHINGTON — The Trump administration is rushing to approve a final wave of large-scale mining and energy projects on federal lands, encouraged by

  • PIT POWER TOWER AltEnergyMag

    Feb 01, 2009· This analysis is considered to be a first order estimate of the power recovery potential of the solar energy-Pneumatic Power Tower -open-pit mine installation. The analysis proceeded in three steps: 1. Determine the amount of pressure differential produced by a column of air that is 1,000 to 3,000 ft. below sea level (i.e. bottom of an open-pit

  • (PDF) Analysis of Energy Consumption in Surface Coal Mining

    Rixen, W., 1981, “Energy saving ideas for open pit mining,” World Mining, June 1981, pp. 84-86. trans_079-087dd 87 1/18/10 9:23 AM. Citations (10)

  • Freezing on demand: A new concept for mine safety and

    Jul 01, 2019· Inspired by the energy saving of the intermittent heating, ventilation, and air-conditioning systems (HVAC) and by renewable energy storage, the freezing-on-demand (FoD) concept is introduced , , , , . The FoD is a new approach that considers the time-scale or a temperature range of the frozen body as reference points of the intermittent cycles.

  • Programs: Energy and Minerals: Mining and Minerals: About

    Wyoming Mining & Minerals Wyoming's diverse mineral deposits and unique geology provide raw materials for industry, energy development and other sectors. The exploration, development and production of some of Earth's most basic natural resources creates quality employment opportunities in local communities, and federal mineral development is a

  • Green Mining - Massachusetts Institute of Technology

    Although open pit mining (link to mining solution page) contributes about 85% of all mineral mining, it is one of the most environmentally taxing. About 73% of extracted rock goes to waste. Meanwhile, underground mining wastes only 7% of the extracted rock but is more expensive (Hartmann and Mutmansky, 2002).

  • Current Energy Requirements in the Copper Producing

    Dec 20, 2013· An analysis of energy usage in the production of refined cathode copper was made from mining ore to cathode copper. In mining copper ore the greatest energy consumers are ore hauling and blasting. Another important factor is the “recovery efficiency” of the metallurgical processes used to extract the copper. The mining and mineral concentrating energies are directly proportional to the

  • Energy consumption in open-pit mining operations relying

    Nov 23, 2020· In open-pit mines, the traditional truck-based haulage system has consumed large amounts of energy in the haulage sector for many years. The use of continuous in-pit crushing and conveying (IPCC) systems is a viable option to significantly reduce energy consumption in this sector.

  • Energy saving ideas for open pit mining (Journal Article

    @article{osti_6182783, title = {Energy saving ideas for open pit mining}, author = {Rixen, W and Benecke, K J}, abstractNote = {The increasing cost of diesel fuel is making truck haulage in open pit mines less economic. Belt conveyor systems have much lower operating costs but are not as flexible in their application and require more detailed pit planning.

  • Open-Pit Mining Definition Anglo American

    Open-pit mining, also known as opencast mining, is a surface mining technique that extracts minerals from an open pit in the ground. Open-pit mining is the most common method used throughout the world for mineral mining and does not require extractive methods or tunnels. This surface mining technique is used when mineral or ore deposits are


    Mining is an important economic driver for British Columbia. More than 30,000 people are employed More than 30,000 people are employed in mining and related sectors, and in 2013, the total value of production at B.C. mines was about $7 billion and

  • Division of Mineral Mining - Dept of Mines Minerals and Energy

    The Division of Mineral Mining (DMM) provides for the safe and environmentally sound production of ia's non-fuel minerals. DMM administers both health and safety and surface mining reclamation regulatory programs for all non-coal mineral mining operations. Learn more about our division ».

  • 3 Technologies in Exploration, Mining, and Processing

    In open-pit mining waste is transported to a disposal site, and the ore is transported to a downstream processing site. This method commonly involves a sequence of benches from the surface to the deposit. As the open pit goes deeper into the ground, all of the benches above are extended outward.

  • Benchmarking Guides - Natural Resources Canada

    Benchmarking the Energy Consumption of Canadian Open-pit Mines. The focus of this analysis is the mining and concentration operations of open-pit mines of MAC members. Nine mining/milling operations participated in the project, and the sample specifically included the operations of gold, oil sands and iron ore establishments. Order (. No

  • Piedmont Lithium Project — an open-pit mine in North

    The Piedmont lithium project is an open-pit spodumene mine along with a lithium hydroxide chemical plant proposed to be developed by Australia-based Piedmont Lithium in North Carolina, US. A scoping study for the project was conducted in January 2018 and an updated mineral resource estimate was released in June 2019, while a pre-feasibility

  • Energy consumption in open-pit mining operations relying

    Nov 23, 2020· Considering the relationship between the energy data and the amount of mineral extracted in the haulage sector of an open-pit titanium mine and the production of open-pit iron, copper and coal mines between 2013 and 2017 and 2028, this paper estimated the energy consumption in the haulage sector using a continuous system and a traditional


    Feb 03, 2021· open-pit surface coal mine for the extraction and export of metallurgical coal to international markets. The Mine operations are designed to release 4,925 raw tonnes per day over the anticipated operating schedule and the mine; mobile equipment and the existing raw coal handling facilities are designed to accommodate this capacity.

  • The Potential Negative Effects Of Mining On The

    Sep 28, 2018· Strip mining, underground mining, open pit mining, heap leaching, and brine mining might all be more environmentally damaging forms of mining … Strip Mining [and underground mining might both have] extensive environmental impact … – environment. Open pit and underground mining can have their issues …

  • Energy consumption in open pit mining (Journal Article

    @article{osti_5237328, title = {Energy consumption in open pit mining}, author = {Nilsson, D and Reddy, N P}, abstractNote = {This article evaluates energy consumption in overburden stripping using draglines, shovels and trucks, and scrapers. Each of these systems is specified. In the dragline mine, overburden preparation, blasting, and reclamation are specified.

  • International Journal of Mining Science and Technology

    Kinetic energy Rock fragmentation Open pit blasting Sublevel caving mining Energy efficiency abstract Reduction of energy consumption in comminution is of significant importance in mining industry. To reduce such energy consumption the energy efficiency in an individual operation such as blasting must be increased.

  • Energy crisis forces Bangladesh to consider open pit mining

    Apr 12, 2010· Dhaka: Energy-starved Bangladesh plans to adopt controversial open pit mining at a major northwestern coal mine to maximise extraction despite controversies over the method, environmental damage

  • Fuel Efficiency - Mining & Construction online

    Sep 13, 2016· Significant savings for all. For many contractors with a single drill rig, a potential saving of USD 100 000 over five years is a significant saving. For owners with a fleet of, say, five rigs, the corresponding saving is USD 500 000, and for those with 10 rigs, the saving …

  • Environmental Risks of Mining

    Open pit mining. Open pit mining, where material is excavated from an open pit, is one of the most common forms of mining for strategic minerals. This type of mining is particularly damaging to the environment because strategic minerals are often only available in small concentrations, which increases the amount of ore needed to be mined.

  • Energy efficiency for the mining industry Doing more with less

    5-20% savings in energy and utility usage. Motor / Drive system assessments and solutions Motors account for around 29% of on-site mining energy loss - es. ABB has a simple, methodical appraisal process to identify and realize energy savings opportunities through the proper sizing and maintenance of motors, premium efficiency motors,