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Building on over 130 years of experience in the mining industry, ABB's Ring Motor factory located in Galindo provides the engineering and manufacturing of ring motors, the main component of ABB's Gearless Mill Drive (GMD) systems manufactured by ABB for the mining sector. The 20,000 m2 plant manufactured over 110 motors delivered in over 25 …
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is currently the gearless mill drive (GMD). In GMD systems the motor's poles are directly installed on a pole flange on the mill shell, and the body of the mill itself becomes the rotor. Ring-geared mill drive For mills with standard diameters or requiring less than 20 MW (approx.) of power, ring-geared mill drives (RMDs) offer the best solution.
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Combine ABB's variable-speed drive system with advanced process control - ABB Ability™ Expert Optimizer for grinding - to provide maximum mill control. It can be applied to …
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mills within a circuit, followed by the selection of the mill sizes to fulfill the requirements. The optimal drive type can only be selected after determining the mill size, the need for variable speed and the characteristics of the electrical system of the plant. Comparison of Drives Systems for Grinding Applications
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In addition to this, ABB gearless mill drives are equipped with Roebel bars in the winding. Patented in 1912 by ABB (BBC then) Engineer Ludwig Roebel, this copper bar concept offers lower losses by having more copper in slot compared to alternative technologies, such as multi-turn coils.
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the rolling mill process with ABB drives, customers in the metals industry are able to optimize production, minimize wear, enhance reliability and ensure the quality of the end product. ABB has a dedicated team specialized in providing optimized drive systems for demanding rolling mill applications.
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COPPER MOUNTAIN: OVERVIEW ON THE GRINDING MILLS AND THEIR DUAL PINION MILL DRIVES *M. van de Vijfeijken1, A. Filidore2 and M. Walbert2, A. Marks3 1ABB Switzerland Ltd ... Another design issue that must be considered with the ABB dual pinion mill drive is whether there is a need for a separate inching drive. Because the ABB …
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In 2010 Newmont made the decision to purchase a 42 foot (ft) Semi-Autogenous Grinding (SAG) mill from and a 28 Mega-Watt (MW) Gearless Mill Drive (GMD) from ABB for the Conga Project ... from and a 28 MW GMD from ABB. THE MILL Needless to say "reliability" is a key word at every stage of the project. Although mill structure
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ABB GMDs use a high efficiency cycloconverter to drive the motor. The same efficiency applies to other system components like transformers and the motor control centres incorporated into ABB's E-house solution …
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energy consumption, and high grinding media costs. Methodology ABB's solution to handle multivariable problems with constraints is model predictive control, a comprehensive methodology for control and optimization of industrial equipment such as crushers, mills, kilns, furnaces, flotation columns and cells, etc. Model predictive control
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ABB domain experts can carry out plant assessments and propose performance optimisation solutions - from a simple power upgrade to changing the nominal speed of the mill to advanced process control () that can be extended beyond grinding to include other key processes such as flotation.
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The ABB gearless mill drive is the most powerful mill drive system on the market. It provides highest availability, long-term reliability, flexibility and efficiency ... grinding …
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charges in the grinding industry, especially with ball mills. ABB's mill controller takes care of the starting sequence in such a way that the risk of a dropping frozen charge is eliminated. Therefore no further actions like creeping are required before giving a start command, even after a longer downtime of the mill.
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ABB's Marcelo Perrucci explains how Gearless mill drives, digitalization, AI and analytics are transforming grinding operations at mines worldwide. The more information on the …
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Grinding at ABB. 3 ABB introduced the world's first gearless mill drives (GMD) in 1969. These innovative drive ... ABB has six ABB Gearless Mill Drives up and running at the Cobre Panama copper mine in Panama. They allow operators to react to changes in ore characteristics due to variable
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ABB has revolutionized the Gearless Mill Drive diagnostic and troubleshooting process, with Trendex: A new, cutting-edge cloud application, which is now integrated into ABB's Predictive Maintenance for Grinding (PMG) condition monitoring platform.
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Grinding mills form a critical part in the energy intensive comminution process, an essential step in extracting valuable metals from mineral deposits. On concentrator plants, the milling circuit is often the bottleneck of the entire operation. ... ABB's Expert Optimizer is geared to tackle these problems with an extensive set of tools in its ...
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During start up of a mill, there is a potential risk of a dropping frozen charge which can seriously damage the mill shell, mill bearings and/or other equipment. There are many …
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Digital solution ABB Ability™ Predictive Maintenance for grinding is part of the service for the ABB gearless mill drive (GMD) on site; ABB is following a long-term service agreement (LTSA) with Atalaya Mining, supported by a dedicated lifecycle manager to ensure optimized operations and continuous maintenance improvements
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ABB long-term service agreement supports grinding reliability for Atalaya Mining in Spain With a lifecycle manager from ABB, you have hands-on, expert support on gearless mill drive (GMD) planning, execution and maintenance.
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ABB has developed state-of-the-art remote diagnostic services: ABB Ability™ Remote assistance for grinding and ABB Ability™ Predictive Maintenance for grinding to ensure your GMD is running and running. ... Driving value - Sophisticated ring-geared mill drives from ABB - ABB Review article (English - pdf - Article)
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The ABB gearless mill drive (GMD) is the most powerful mill drive system available, combining the highest levels of efficiency, reliability, flexibility and availability. ... automation and electrical aspects of mill grinding solutions are always on call. During the operation and maintenance of grinding, ABB offers full
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ABB ACS 6000 - 3 ACS 6000 - The world's most successful MV multidrive ABB's ACS 6000 medium voltage drive provides the optimum solution for applications where high power and maximum reliability is required. Since its introduction, the ACS 6000 has gained an excellent reputation for high quality and reliability.
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Minimized wear of the grinder. Improved energy efficiency. Reduced reactive power consumption. Various grinder operational values can be measured and relayed to plant …
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Operators are now opting for one or two very large lines, with big SAG mills and ball mills, enabling them to reduce their overall operational footprint and CO2 emissions while increasing efficiency by grinding large capacities. ABB recently took an order for 12 GMDs in Russia, the largest single order in the history of GMDs in mining, where ...
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the mill, the mill itself becomes the rotor of the gearless motor. Building a track record ABB's experience in optimizing gearless solutions for grinding applications extends …
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As a result, ABB developed three of the largest diameter and most powerful drive systems for a SAG and two ball mills installed at the highest altitude to date. The fully integrated and optimized solution for the grinding circuit consists of: 1 x 28 MW GMD to power the 40 ft SAG mill; 2 x 22 MW GMDs to power two 28 ft ball mills
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Mill operators face the twin challenge of increasing production to meet demand for commodities and declining ore grades. Marcelo Perrucci, Global Product Line Manager, Grinding, ABB, explains why gearless mill drives (GMDs) are increasingly becoming the solution of choice for high-capacity mills. Published in Global Mining Review - October 22.
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Mill OPC ABB Node — ABB Ability™ Cascade Monitoring for grinding Monitor what's happening inside your mill with a wireless vibration solution to improve grinding profitability The more information on the grinding circuit, the more that can be used to drive it to its optimum. Measure online key grinding features with ABB's wireless ...
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2 ABB medium voltage drives - Product overview ABB medium voltage drives product overview ULH ULH w/ regen ... compressors, grinding mills, suitable for retrofit of existing motors Compressors, extruders, pumps, fans, grinding mills, conveyors, blast furnace blowers, gas
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