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ABB´s deliveries will comprise an entire 157 megawatt GMD system for a 26 feet ball mill including transformers ring motor and a complete electrical room entirely equipped These types of drives allow the mill to start smoothly without any mechanical stress and fulfill the customer’s requirements for flexibility and adjustability to the process enabling maximum control over the grinding process

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Gearless mill drives  Grinding  ABB
Gearless mill drives Grinding ABB

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 servicefriendly and fit for purpose design to provide highest throughput reliability

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GMD technology for Minera Escondida  Mineral Processing
GMD technology for Minera Escondida Mineral Processing

Dec 01 2010 · ABB gearless mill drive installed 2002 at the Minera Escondida in Chile ABB announced that it will supply a new 157 MW gearless mill drive GMD system for a 26 ft ball mill including transformers ring motor and a complete electrical room entirely equipped to Minera EscondidaChile

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Gearless Mill Drives  ABB Ltd
Gearless Mill Drives ABB Ltd

One complete Ball Mill Drive System incl Wound Induction Motor 672 MW 996 rpm 6 pole 50 Hz

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Ringgeared mill drives  Grinding  ABB
Ringgeared mill drives Grinding ABB

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

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ABB supplies GMD technology to Escondida copper mine in
ABB supplies GMD technology to Escondida copper mine in

ABB will supply a new gearless mill drive GMD system to Minera Escondida The contract was awarded in June 2010 and equipment deliveries are scheduled for May 2011 This will be the fifth GMD system installed at Escondida ABB’s deliveries will comprise an entire 157 MW GMD system for a 26′ ball mill including transformers ring

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Gearless Mill Drive Protection Improvements and Its
Gearless Mill Drive Protection Improvements and Its

Gearless Mill Drive Protection Improvements and Its Behavior at Minera Escondida Ltda Luis Nieto C Gerencia Mantenimiento Procesos Minera Escondida Ltda MEL Operated by BHPBilliton Antofagasta Chile Markus Ahrens Engineering Drives ABB Switzerland Ltd BadenDättwil Switzerland

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sag mill wrap around motor  greenrevolutionorgin
sag mill wrap around motor greenrevolutionorgin

Mills and GMDs International Mining Oct 2010 823 kB ABB gearless motor is then wrapped around the mill With this innovative concept the gearless mill drive GMD stage mill no ball mill after the SAG mill

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2009 Gearless Mill Drives  CBMUA
2009 Gearless Mill Drives CBMUA

Gearless Mill Drives Machinery Risk Solutions Practice 2009 Matt Dugalic MARSH SAN CRISTOBAL Bolivia BallMill 22 7830 2007 EL TENIENTE Chile SAGMill 38 19400 2003 Escondida Chile 25’ Gearless Mill Drives NOT Siemens supply Antamina Peru 38’ Gearless Mill Drive NOT Siemens supply

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the worlds largest geared grinding mill
the worlds largest geared grinding mill

The Escondida copper mine the worlds second largest it requires manufacturing the largest most powerful ring gear ever made for a grinding mill application

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2009 Gearless Mill Drives  CBMUA
2009 Gearless Mill Drives CBMUA

Gearless Mill Drives Machinery Risk Solutions Practice 2009 Matt Dugalic MARSH SAN CRISTOBAL Bolivia BallMill 22 7830 2007 EL TENIENTE Chile SAGMill 38 19400 2003 Escondida Chile 25’ Gearless Mill Drives NOT Siemens supply Antamina Peru 38’ Gearless Mill Drive NOT Siemens supply

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Ring gear drives huge grinding mill  Machine Design
Ring gear drives huge grinding mill Machine Design

Ring gear drives huge grinding mill Following the SAG mill will be two 9000hp ball mills each one 20ft in diam and 3312ft long that do the finish grinding The new Escondida mill

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SAG Mill Grinding Circuit Design
SAG Mill Grinding Circuit Design

These mills typically grind ROM ore in a single stage A large example of such a mill was converted from a singlestage milling application to a semi autogenous ballmillcrushing circuit and the application is well described This refers to highaspect AGSAG mills Ball Charge Motion inside a SAG Mill

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ABB acquires ring motor business from Alstom  Mineral
ABB acquires ring motor business from Alstom Mineral

ABB announced the acquisition of Alstom’s ring motor business to enhance its gearless mill drive GMD system parties agreed not to disclose financial details of the transaction The business based in BilbaoSpain has about 120 employees and will become part of ABB

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sag mill wrap around motor  greenrevolutionorgin
sag mill wrap around motor greenrevolutionorgin

Mills and GMDs International Mining Oct 2010 823 kB ABB gearless motor is then wrapped around the mill With this innovative concept the gearless mill drive GMD stage mill no ball mill after the SAG mill

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Preprint 13050  ceecthefutureorg
Preprint 13050 ceecthefutureorg

method of driving SAG mills Ball mills and other rotating elements Several thousand grinding mills have been manufactured and have been in operation for the last century The gearless drive came into the minerals industry in 1980 and as per their reference lists Siemens have approximately 60 installations and ABB have approximately 85

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Used Ballmills For Sale
Used Ballmills For Sale

Buy used Ballmills from AM King Industries We can help guide you to the best solution for your equipment needs Ball Mill with 3300 HP 2463 kW ABB LSS Synchronous Motor Inventory ID 6CHB01 UNUSED METSO 15 x 27 46m x 8m Ball Mill with 3300 HP 2463 kW ABB LSS Synchronous Motor Manufacturer METSO

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Ball Mills Chile
Ball Mills Chile

Escondida Copper Mine Chile Snapshot Digiscend Minera Escondida mine is the worlds largest copper producer located in Northern Chile and suppliers to execute various tasks and operations to work inside mine for the supply of one ball mill for their copper plant in northern Chile

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Drives systems for grinding Solutions for all applications
Drives systems for grinding Solutions for all applications

Ball and SAG mill drives All of ABB’s grinding solutions are adjust able in speed guaranteeing milling ef ficiency with operational flexibility

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Gearless Sag Mill Maintenance Schedules
Gearless Sag Mill Maintenance Schedules

Gearless mill drives Grinding ABB 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 servicefriendly and fit for purpose design to provide highest throughput reliability

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Gearless Ball Mill
Gearless Ball Mill

ABB wins order for gearless mill drive systems for copper The SAG mill will be equipped with the new ABB 18pulse cycloconverter The additional two GMD systems will be installed on 28 feet ball mills rated with a power of 22 MW The scope of supply also includes spare

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ball mills chile  greenrevolutionorgin
ball mills chile greenrevolutionorgin

Mills and GMDs824 Кб GMDs quickly moved from 20’ ball mills expanding to 24 25 and then 26’ mills In early 2010 ABB commissioned the first GMDs for two 27’ ball mills in Chile with a rated power of 186 MW each

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escondida mine chile crushing equipment
escondida mine chile crushing equipment

Minera Escondida which means hidden in Spanish is a mining company that operates two open pit copper mines in the Atacama Desert 170 km southeast of Antofagasta in northern is currently the highest producing copper mine in the world

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starting current gearless mill drive
starting current gearless mill drive

starting current gearless mill drive gearless sag mill maintenance schedules January 30 08 By CNMining 144 Comments Gearless Mill Drive GMDthe SAG mill motor was a problem at startup and for some Read More Gearless mill drives Go gearless ABB Ltd

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Ring gear drives huge grinding mill  Machine Design
Ring gear drives huge grinding mill Machine Design

The new Escondida mill represents the latest in an ongoing competition between two major types of drives to meet growing capacity requirements Main competitors are the ring gear as used at

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Scott Ruddle  Managing Director  Contract Rewind Pty Ltd
Scott Ruddle Managing Director Contract Rewind Pty Ltd

2009 SAG mill winding repair and complete rewdge in Sossego Brazil for ABB 2011 Full rewind to ball mill Nevada USA for ABB 2011 Ball Mill complete rewind in Escondida Chile for ABB 2011 SAG

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Preprint 13050  ceecthefutureorg
Preprint 13050 ceecthefutureorg

method of driving SAG mills Ball mills and other rotating elements Several thousand grinding mills have been manufactured and have been in operation for the last century The gearless drive came into the minerals industry in 1980 and as per their reference lists Siemens have approximately 60 installations and ABB have approximately 85

Learn More
Bastien Mazet  Test Engineer  ABB  LinkedIn
Bastien Mazet Test Engineer ABB LinkedIn

Découvrez le profil de Bastien Mazet sur LinkedIn la plus grande communauté professionnelle au monde ABB juillet 2013 – Aujourd’hui 6 ans 4 mois BadenDättwill Area SWITZERLAND Engineering for Escondida ball mill 3 rewinding project Project Scheduler Agap2 HiQ Consulting France janvier 2010 – juin 2011 1 an 6 mois

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ball mills escondida ogp  ferronneriedelacourtbe
ball mills escondida ogp ferronneriedelacourtbe

Ball Mills Escondida Ogp gangagoldeu ball mill citic heavy overlandconnection Ball mill with its superior ability to adapt has been widely used in cement silicatethe bolt holes bolts usually fixed liner May 7 2015More detailshardinge conical ball millclassifier kerucut ball mill classifier india ball mill citic heavy ball More Info

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Gearless Sag Mill Maintenance Schedules
Gearless Sag Mill Maintenance Schedules

Gearless mill drives Grinding ABB 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 servicefriendly and fit for purpose design to provide highest throughput reliability

Learn More

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