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SAG Mill Gearless Drives Go to South American Projects. In early September, ABB Group's Minerals Division announced it had won an order from Newmont Mining Corp. to engineer three gearless mill drive (GMD) systems to be installed at the Yanacocha Minas Conga oxide copper-gold project in Peru. Fluor Corp. in Santiago, Chile, will act as EPCM ...

ABB delivered the world's first gearless mill drive to a cement plant back in 1969. More than 50 years on, GMDs are well-positioned to contribute to the building of larger, ever more powerful mills. When combined with 21st century digital solutions, they have the potential to improve efficiency and reduce both energy usage and carbon emissions ...

2019712 ensp 0183 enspThe company selected ABB s 26 MW gearless mill drive system GMD for the mine s 40 ft SAG mill as well as other drives electrical infrastructure equipment and a longterm service agreement LTSA This is expected to reduce operating costs improve process throughput and reliability while saving energy and keep equipment in top ...

Newmont Mining Corporation selects ABB to design three gearless mill drive systems for their new high-altitude copper gold project in Peru. September 1, 2010 - ABB won an order from Newmont Mining Corporation to engineer three gearless mill drive (GMD) systems to be installed at the Yanacocha Minas Conga oxide copper gold project in Peru.

The system was commissioned by ABB, a leading power and automation technology group. Image of the Malarctic mine by Osisko Mining ABB commissions first gearless mill drives project in Canada ...

mill from and a 28 Mega-Watt (MW) Gearless Mill Drive (GMD) from ABB for the Conga Project in Peru. The test and study work showed that a single line 42 ft SAG mill circuit gave the most favorable project economics in comparison to an equivalently powered single line 40 ft SAG mill circuit. This paper

Extracting Potential with Gearless Mill Drives and Gearless Conveyor Drives - Global Mining Review - May/June 2020 (English - pdf - Article) Conveyors: durable and continuous (English - pdf - Article) The benefits of modern drives (English - pdf - Article) Gearless drives for medium-power belt conveyors (English - pdf - Article)

Paper given at SME 2010 by L. Bomvisinho, ABB Switzerland Ltd As a result of today's requirements for larger mills with higher power demand, and in order to cope with maximizing throughput, and optimize grinding efficiency, the minerals industry is increasingly relying on the robust Gearless Mill Drive (GMD) solution.

ABB continuously extends technical and performance frontiers of ring-geared mill drive (RMD) technology to fit your site requirements. We provide optimized mill drive solutions for all types of ring-geared mills: low and high speed, single and dual pinion, with and without a gearbox — all designed for reliable, long life and low maintenance ...

The three ABB gearless mill drives (GMDs) are part of an expansion project at the Tasiast gold mine that is scheduled to go into commercial operation in early 2014. March 8, 2011 ABB won a contract from Kinross Gold Corporation for the delivery of three gearless mill drive (GMD) systems to be installed at the Tasiast gold mine.

For the expansion project, which aims to double the mine's concentrator milling capacity from 60,000 to 120,000 tons per day, ABB is supplying two 25-foot gearless mill drive systems (GMD) of 15MW and two complete high pressure grinding rolls (HPGR) drive systems of 2 …

Projects previously successfully completed by the division include the installation of six Siemens gearless mill drives at various mines in northwest Zambia. Of the six ABB gearless mill drives being installed at Cobre Panamá, four will power ball mills and the other two will drive SAG mills.

Below a list of some completed projects: Minera Panama – 8 X 16 MW (six ABB and two Siemens) gearless mill drive motors. Anglo Coal – 22 kW DC traction motor upgrade to 30 kW. Lonmin Rowland Shaft – 1425 HP large DC mine winder. Synfuels – 8 X 36 MW, 2 pole, 11kV turbo rotor rewinds.

For this expansion project, Kinross selected ABB to provide a 26 MW gearless mill drive system (GMD) for the mine's 40 ft SAG mill, as well as other drives, electrical infrastructure equipment and a long-term service agreement (LTSA). GMDs improve process throughput and reliability while saving energy

"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 Panama Cobre project are extremely robust given demanding ambient conditions. As …

At the end of 2007 ABB had signed a contract for the delivery of two gearless mill drive (GMD) systems that will maximize productivity and energy efficiency at the new Salobo copper mine in northern Brazil. Half a year later, in June 2008, ABB was awarded an additional order for the same end user.

"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. As the ore extraction pace indicates they …

hoists, Gearless Mill Drives, Quality Control Systems, digital. Azipod propulsion, ship and port electrification & automation, digital. Low, medium and high speed turbochargers, service, digital ... ABB content in large capex projects. End-to-end asset lifecycle value creation .

A Gearless Mill Drive (GMD) is a major investment for a plant, and a host of processes are dependent on its reliable performance. This makes its potential downtime one of the biggest risks any mining company faces. It's also one that can be …

The ABB gearless mill drive (GMD) is the most powerful mill drive system available, ... ABB has successfully realized GMD projects with both fewer and greater than four stator parts. 5. A thorough analysis of the complete system (mill, pole units, bearings, foundations,

From Drives to Digital. Siemens is also working to supply gearless mill drive systems for several copper projects in South America, Russia and Asia, and recently received an order to supply the drive system and automation for new mine hoists at a greenfield potash project in Belarus.

The gearless mill drive (GMD) has been continuously developed since its introduction in 1969. The structural design, the electrical parts and of course motor monitoring and control have all experienced major developments that have enabled larger, more …

"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. As the ore extraction pace indicates they are maximizing throughput," said Rene Chacon, project manager at ABB for Cobre Panama.

Gearless Mill Drive Protection Improvements and Its Behavior at Minera Escondida Ltda. Luis Nieto C. Gerencia Mantenimiento Procesos ... ABB Switzerland Ltd Baden-Dättwil, Switzerland [email protected] Abstract—A cycloconverter-fed gearless mill drive is a drive system that has hardware and software protection functions to protect the ...

February 28, 2011 - ABB, was awarded an over $47 million contract from Codelco for the delivery of three gearless mill drive (GMD) systems, gas-insulated switchgears (GIS), E-house and power transformers for the Ministro Hales (MH) project at 6 Kms north from Calama, Chile. The MH project brings the number of GMD orders for ABB to 100 units.

ABB announces that it has successfully completed the commissioning of a 13.4 MW gearless mill drive (GMD) system for the Hipogeno project. The GMD powers a 36' SAG (semiautogenous) mill at Carmen de Andacollo copper mine in central Chile.

Bechtel Corporation in Santiago, Chile, acted as EPCM contractor for this project and Corporation as mill supplier. ABB's scope of supply consisted of a 13 050 kW (17 500 HP) gearless drive motor including preassembled containerized electrical house containing cycloconverter, exciter rectifier, low voltage MCC as well as all the ...

Updates on geared vs gearless drive solutions for grinding mills ... (Phu Kham, Laos) and three 2 x 7MW units under manufacture (Pascu Lama) and a further 40 projects worldwide, energy efficient Hyper Synchronous SER drives are now mature and ready for use on 2 X 10MW dual drive mills. ... VVVF drive packages from ABB and Siemens are also ...

ABB holds Gearless Mill Drives User Meeting in Sydney. ABB Switzerland, in collaboration with ABB Australia, organized a Gearless Mill Drive User Meeting in Sydney, Australia, on 16th and 17th November 2006. Baden, 22nd December 2006 - ABB, the leading power and automation technology group, announces that it has held a Gearless Mill Dri

ABB is a market leader in mine hoisting systems, mine automation and electrification. Our references in 50+ countries include 600+ mine hoist solutions, 125+ gearless mill drives systems, 720+ km of belt conveyor system, 250+ bucket-wheel excavators, 200+ patents into mining industry, 80+ turnkey electrification & automation, 1200+ distributed control systems

ABB s delivery will help the mine to optimize its overall efficiency and productivity. Its gearless ore-crushing mill drives are more reliable and energy efficient than traditional mill drive systems, providing increased productivity. The scope of supply for the project consists of three 17 megawatt GMDs for three 26-foot ball mills.

ABB Project Risk Management Steering Comittee Issued Feb 2012. Credential ID n/a ... Gearless Mill Drives; DCS. Mine hoist in Donskoy Concentrator, revamping of drive system and control system May 2012 - Jun 2012. commissioning of DCS800 and control system in mine hoist BUE Kazakhstan, Tulpar vessel, Bautino Jun 2010 - Jun 2010 ...

https://new.abb/mining/grinding/gearless-mill-drives | ABB ensures maximum throughput, highest availability and peak performance throughout the life cycl...

The $1.2 billion expansion, which saw throughput rise from 60,000 t/d to 120,000 t/d, involved the addition of two new thyssenkrupp-made ball mills, with ABB providing the gearless mill drives (GMD) technology. This came on top of the 33 mills the miner already had up and running as part of the existing 60,000 t/d plant at the operation.

ABB's GMD is the most powerful mill drive system in the market to power semiautogenous (SAG), ball and autogenous (AG) mills, This 'workhorse' for grinding operations combines a robust, service-friendly and fit for purpose …