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SIMINE Gearless mill drives A standard of reliability and efficiency for grinding From Norway to Zambia, from Mongolia to Chile – for over 30 years, mining operators all over the world have been counting on SIMINE Gearless mill drives. Their most important features include a small footprint and less weight than conventional drives.
3 days ago· In all, two 28megawatt gearless mill drive systems (GMDs) are in use at the mine''s 40ft SAG mills, and four GMDs are employed in 26 football mills. "Gearless mill drives are the ''workhorses'' for grinding operations, which are at the heart of any mine," ABB''s Cobre Panama project manager Rene Chacon said.
Gearless mill drives. Discover. A gearless millsdrive system comprises: the synchronous ring motor, the three converter transformers, one excitation transformer and the harmonic filter banks, as well as the Ehouse containing the cycloconverter and control, the motor control centre, the programmable logic controller control system, the ...
3 days ago· The six ABB gearless mill drives, which are the most powerful mill drive systems on the market for semiautogenous (SAG), ball and autogenous mills, have been installed since late last year and ...
SAG Mill Gearless Drives Go to South American Projects. October 2010 | Suppliers Report. 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 coppergold project in Peru.
Gearless Mill Drives (GMD) was first used in the cement industry in the late 1960 but have progress to mineral industry due to their possibility to increase the size of the mill significantly relative to the gear driven mill.
Our gearless and pinion mill drives redefine operational reliability, availability, maintenance costs, and energy efficiency. In addition, we offer intelligent solutions such as condition monitoring for highest availability. Automation Our automation and process instrumentation enhances your competitive edge, it is a comprehensive outofthe ...
ABBs Gearless mill drive system is the most powerful mill drive system in the market to power semiautogenous SAG ball and autogenous AG mills Advantages of Gearless Motor Drives in Large Ore Mining and Ore processing plants use mills with very high capacity drives Gearless motor drives are the alternative to the conventional motor .
For mines of this size, reliable, high efficiency mills are top priority. Siemens Gearless Mill Drives result in reduced total costs and assure a high performance, in accordance with the production requirements of a mining operation.
SIMINE Gearless Mill Drives is in inching mode, one rotation of the mill is all you need. The mill will achieve the exact angle that was preset by the operator, and it is not necessary to repeat the procedure. At the end of the inching operation, the SIMINE Gearless Mill Drives stops the mill with balanced charge, and with no
Our GMD eliminates all mechanical components of a conventional mill drive system, such as ringgear, pinion, gearbox, coupling, motor shaft and motor bearings: By mounting the rotor poles directly onto the mill, the mill itself becomes the rotor of the gearless motor.
Gearless mill drives (GMDs) have been installed on platinumminer Anglo Platinum''s Potgietersrust Platinum (PPRust) 600 000 t/m concentrator.
Gearless mill drives. Longer service intervals thanks to lowwear drive processes SIMINE Gearless mill drives'' rpms can be tailored to your operations at any time, and are infinitely variable and uncomplicated. Whether manually or fully automatic – rpms can be adjusted to account for the properties of the ore, resulting in significantly less
Nov 08, 2016· ABB Motor Gearless Mill Drive GMD System. Top 7 Mistakes Newbies Make Going Solar Avoid These For Effective Power Harvesting From The Sun Duration: 7:14. LDSreliance 2,588,365 views
SAG Mill Gearless Drives Go to South American Projects. October 2010 | Suppliers Report. 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 coppergold project in Peru.
Feb 21, 2019· Our gearless mill drive system is a robust, fit for purpose solution engineered for reliable, longlife and low maintenance operation. Category Science Technology
Do more with less go gearless. Mine operators are challenged with moving more material on conveyors that may cover distances in the tens of kilometers and ascend steep gradients. To increase overall reliability, mining companies also want fewer transfer stations between conveyors, which may require wider and longer belts.
Gearless mill drives Go gearless for highest availability, reliability, flexibility and efficiency. 2 GEARLESS MILL DES The gearless mill drive eliminates ringgear, pinion, gearbox, coupling, motor shaft and motor bearings, used within a conventional mill drive .
gearless drives (Fig 12) have also been compared (above ground level). Gearless drive foundations require a minimum height of approximately to the mill center line. Much higher than for a geared drive at approximately 7m. This results in the GMD requiring
Insurability of large gearless MILL drives698 Кб. Figure 1 – The gearless mill drive With this innovative concept, the gearless mill drive (GMD) eliminates all critical mechanical components inherent within a conventional mill drive system, such as ring gear, pinion, gearbox, coupling or .
Siemens'' gearless drive technology of to % as confirmed by real operational data from the Antapaccay mine in Peru. It was the first plant worldwide to use gearless drives for both applications. KEYWORDS Gearless Mill Drives, Gearless Conveyor Drives, Availability, SAG Mill, Ball Mill, Overland Conveyor, Antapaccay 15
Gearless mill drives Go gearless ABB. tional mill drive system, such as ringgear, pinion, gearbox, coupling, motor shaft and motor bearings: By mounting the rotor poles directly onto the mill, the mill...
gearless mill drive system aquabrandin. Gearless mill drive order, ABB Group The ABB gearless mill drive is the most powerful mill drive system in, Gearless mill drives Go gearless .
plied gearless drives for two 36foot ring motors, developing a 12,000 kW gearless drive for the Kennecott, Utah, SAG mill and a 11,200 kW gearless drive for the El Teniente, Chile, SAG mill. In a continued call for larger, even more powerful drives, Siemens kept pace. In 1996, Freeport ordered the first gearless
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