mill drives mining

Grinding mill drives play an important role in the mining industry. Almost 60% of the electrical energy consumed by modern concentrator plants goes to grinding mill drives

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  • mining processing tmeic

    Ball and SAG mills form the heart of many mining processes. Drive systems used must be very reliable. Drives are often required to produce high torque (typically 150% of rated or more) during starting. Frequently mills turn at constant speed, but must be started on weak power systems

  • abb commissions six gearless mill drivesat

    Oct 29, 2019 · Two 28 MW gearless mill drive systems (GMDS) are operating in the mine’s 12-metre SAG mills and four 16.5 MW GMDS are employed in 26 ball mills …

  • mill drivesfor coppermining vintage photograph 3270142

    Mill drives for copper mining The illustration shows one of the motor stands for mill drives for ore tube mills for copper mining in the assembly department in the Berlin Dynamowerk. 1988-03-15

  • how digitalized gearlessdrivetechnology results in

    Traditional ring-geared mill drives have a ring-shaped gear that encircles the mill and drives it through one or two pinions followed by conventional motors. GMDs mount rotor poles directly to the mill body and surround it with the stator ring, incorporating the mill itself into the motor

  • six gearlessmill drives globalminingreview

    Oct 28, 2019 · Two 28 MW gearless mill drive systems (GMDs) are operating in the company's 40 ft SAG mills and four 16.5 MW GMDS are employed in 26 football mills along with associated control systems. "Gearless mill drives are the 'workhorses' for grinding operations which are at the heart of any mine

  • mill drivesinstalled in panamanianmineahead of schedule

    “Gearless mill drives are the ‘workhorses’ for grinding operations which are at the heart of any mine,” highlighted ABB Mina de Cobre project manager Rene Chacon. “The six ABB GMDs at

  • abb mill drives for zijin's serbia copper mine mining

    ABB mill drives for Zijin's Serbia copper mine. Swiss engineering group ABB has won a contract of an undisclosed value to supply geared mill drives and control systems to Zijin Mining Group’s open-pit Veliki Krivelj copper mine in eastern Serbia. The dual pinion mill drive uses variable speed technology. Processing > Plant

  • abbinmining

    Extracting Potential with Gearless Mill Drives and Gearless Conveyor Drives - Global Mining Review - May/June 2020 (English - pdf - Article) Moving material at the world’s most challenging mine sites - Engineering and Mining Journal and Mining Magazine, Best of Germany supplement, March 2020

  • gearless mill drives miningweekly

    Gearless mill drives (GMDs) have been installed on platinum-miner Anglo Platinum’s Potgietersrust Platinum (PPRust) 600 000-t/m concentrator. GMDs are used on the larger ball and semi-autogenous

  • optimizing mining operations t d world

    For example, in a hard rock mining situation (eg, copper or gold), mining engineers often control costs by reducing blasting 2. This ends up increasing overall cost of the operations because poorly fragmented material is delivered to the plant, dramatically increasing …

  • grinding abb commissions six gearlessmill drivesat

    Oct 29, 2019 · Two 28 MW gearless mill drive systems (GMDS) are operating in the mine’s 12-metre SAG mills and four 16.5 MW GMDS are employed in 26 ball mills along with associated control systems. “Gearless mill drives are the ‘workhorses’ for grinding operations which are at the heart of any mine. The six ABB GMDs at the world class Cobre Panama project are extremely robust

  • control engineering greendrives energy efficientdrive

    Apr 24, 2008 · Baden, Switzerland — Gearless mill drive systems will maximize productivity and energy efficiency at a new copper mine in northern Brazil. ABB says it recently won an order from Vale (formerly CVRD) to deliver such a system to the Salobo mine, located at the Tapirape-Aquiri National Forest, in the state of Pará, Brazil. The mine is operated by a wholly owned subsidiary of Vale (formerly Companhia …

  • abb successfully commissions six gearless mill drivesat

    Nov 07, 2019 · Technology leader ABB has deployed six ABB Gearless Mill Drives in Panama at the Cobre Panama copper mine, which is located 120 kilometers west of Panama City in the Donoso district, Colon province. The Panamanian company that holds the Cobre Panama concession is Mineria Panama S.A. (MPSA). Following a period of ownership transition, First Quantum Minerals Ltd, a well-established and …

  • technical evaluation and practical experienceof high

    Grinding mill drives play an important role in the mining industry. Close to 60% of the electrical energy consumed by modern concentrator plants goes to grinding mill drives