collahuasi sag mill

collahuasi sag mill

Electrical equipment for Collahuasi | ABB

Electrical equipment for Collahuasi | ABB

In 2001, ABB received an order comprising drives and ring motors for one SAG mill and two ball mills In the same year ABB also won a contract for electrical equipment for a large-scale conveyor system, consisting of rising and downhill belts and storage facilities, where supplied five 2 ,

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Design and Implementation of Advanced Automatic ,

Design and Implementation of Advanced Automatic ,

SAG Mill 1011 operation (40 x 22 feet, the largest copper SAG mill of the world), to a fully automatic SAG Mill using a multivariable control strategy instead of a rule based on expert

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Gearless mill drives - ABB

Gearless mill drives - ABB

• 28 MW GMD for a 40' SAG mill • 28 MW GMD for 42' SAG mill Whether it is size or an installation at the highest altitude (4600 masl), ABB’s GMDs are well positioned to contribute to the building of larger and ever more powerful mills — Leading the gearless mill drive evolution The ABB gearless mill drive (GMD) is the most powerful ,

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Geometallurgical Modelling of the Collahuasi Grinding ,

Geometallurgical Modelling of the Collahuasi Grinding ,

SAG KW Ball Mill P (KW) Pebble Crusher P80 JKSimMet Simulation Bond Equation tph tph T80 1-The instantaneous throughput was increased for each iteration 2-SAG Mill was simulated using JKSimMet For each iteration, the SAG mill power draw, total load ,

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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, service-friendly and fit for purpose design to provide highest throughput, reliability ,

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Lubrication System Of A Sag Mill

Lubrication System Of A Sag Mill

(required during incidents of mill bearing lubrication , on a 40' SAG Mill at Collahuasi Copper Read more Outotec® Grinding technologi order to select the mill best suited to the individual , Shell-supported Ø20' SAG mill operating in Mexico Trunnion , Lubrication systems and system sealing

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Chile Collahuasi copper mine set for strong 2008 - Reuters

Chile Collahuasi copper mine set for strong 2008 - Reuters

Feb 25, 2008· Collahuasi output slowed in early 2007 after a major SAG mill, or grinding mill, was shut for 46 days for repairs The time taken to repair the mill, the largest of three grinding circuits at the ,

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Collahuasi | References | Bulgaria

Collahuasi | References | Bulgaria

Low speed dual-pinion mill drives for Collahuasi copper mine in Chile Siemens modernizes the drive system of four ore mills of one of the world’s biggest copper ore operations Learn more: , two 8 MW semi-autogenous (SAG) mills and two 97 MW ball mills This project had quite a few challeng

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Major Mines & Projects | Chuquicamata Mine

Major Mines & Projects | Chuquicamata Mine

The mill employs two 32-ft SAG mills feeding a complex arrangement of rod and ball mills A final grind size of 219 microns is achieved before the slurry is passed on to flotation The mill head grade for sulfide processing is approximately 08% Cu and also contains significant amounts of molybdenum making two separate concentrates viable

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Insurability of Large Gearless Mill Drives (GMDs)

Insurability of Large Gearless Mill Drives (GMDs)

Sep 28, 2014· Therefore, the Collahuasi and Antamina SAG mill stators would not have required replacement so early in their operational lives had ABB had used parallel windings with VPI insulation So, is a 24 h repair cycle for relatively low frequency failures of a VPI windings more important than other design features such as lower loads in the stators ,

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molino sag collahuasi - xinhaimagneticseparator

molino sag collahuasi - xinhaimagneticseparator

prof pontt collahuasi sag mill semi autogenous grinding mill china Due to the size of SAG mills, pilot plants are usually used for research , analisis critico de molino sag collahuasi

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A novel approach to the geometallurgical modelling of the ,

A novel approach to the geometallurgical modelling of the ,

Oct 01, 2009· Having related SAG mill throughput to SAG mill power and the ball mill circuit P 80, the data was then reduced to a series of curves representing the relationship between the SAG mill specific power consumption (SPC), which is the SAG mill power draw divided by throughput, and the ball mill P 80 for each UGM Fig 3 shows the six resulting ,

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UPDATE 1-Chile Collahuasi to boost '08 copper output 20 ,

UPDATE 1-Chile Collahuasi to boost '08 copper output 20 ,

Feb 25, 2008· Collahuasi output slowed in early 2007 after a major SAG mill, or grinding mill, was shut for 46 days for repairs The time taken to repair the mill, the largest of three grinding circuits at the ,

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luis_magnepdf | Mill (Grinding) | Industrial Equipment

luis_magnepdf | Mill (Grinding) | Industrial Equipment

32 feet Collahuasi SAG mills, have the best condition of slurry evacuation in trommel: = 61 m3/h/m2 Antaminas SAG mill has the worst condition of slurry evacuation in trommel: = 222 m3/h/m2 Esperanza and Escondidas SAG mills have high values of , but they have a screen Trommel of 40 feet SAG mill of Collahuasi has an high value of = 172 m3/h/m2

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Awards - Neptuno

Awards - Neptuno

SAG Mill Chut Wear Parts for Vertical Mill Wear Resistant Components Ball Mill Components 3D Printing Foundry Engineering Machining , Improving Performance of Minera Collahuasi’s Water Pumping System Collahuasi Mining Co, located in Chile at 4500 meters above sea level, has one of the most aggressive waters in the world ,

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Geometallurgical Modelling of the Collahuasi Grinding Circuit

Geometallurgical Modelling of the Collahuasi Grinding Circuit

JKSimMet is proprietary software and could not be easily integrated with the Collahuasi block model software To overcome this problem a series of simulations of the SAG mill circuit were run in which the throughput was incrementally varied and the power draw and SAG mill circuit product size (so-called transfer size P80 or T80 for short) recorded

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copper - Anglo American plc

copper - Anglo American plc

in the collahuasi mine copper is used mainly in wire and cable, brass, tubing and pipes, air conditioning and refrigeration Image SAG mill under construction in the new Confluencia grinding plant that forms part of the Los Bronces expansion project in Chile Copper

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Paper # 068 - Sag & Ball Mill Control by Model Predictive ,

Paper # 068 - Sag & Ball Mill Control by Model Predictive ,

Paper # 068 - Sag & Ball Mill Control by Model Predictive Controllers on 3 Lines at Collahuasi - Free download as PDF File (pdf), Text File (txt) or read online for free sag mill

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Project Development South America Region

Project Development South America Region

Jan 01, 2011· second SAG mill and a fourth ball mill to increase throughput Capacity expanded 38% from current 94ktpd to 130ktpd Indicative capital cost: US$13 billion () Over 4,900 construction workers on project Description

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prof pontt collahuasi sag mill - linecocoza

prof pontt collahuasi sag mill - linecocoza

prof pontt collahuasi sag mill - siisconferencein bond 1961 crushing and grinding calculations pdf, (SAG) mill based , January 23, 1977) was an American mining engineer A graduate and former professor of the , Get Price Here!

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Industrial Solutions Project Brief

Industrial Solutions Project Brief

ABB also provided Collahuasi with drives and ring motors for one SAG mill and two ball mills Powerful ABB gearless drives, rated at 155 mega-watts each, drive two eight-meter (26 feet) diameter ball mills that grind small pieces of ore at eleven revolutions per minute However, the plant’s showpiece is the world’s largest gearless mill drive

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The arrival of Siemens low speed dual-pinion mill drives ,

The arrival of Siemens low speed dual-pinion mill drives ,

Feb 07, 2017· Logistic challenge: New stage goal The arrival of the low speed dual-pinion mill drives for Collahuasi Copper Mine, Chile Siemens Mining industry,

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Literature Review: Gearless Motor Failures – A Mill ,

Literature Review: Gearless Motor Failures – A Mill ,

Sep 10, 2014· The Collahuasi motor was for a 40 ft SAG mill The Antamina 38 ft SAG mill was also driven by an ABB motor and the hanger plates had not failed on that machine after several years of operation Similarly, the Sossego motor for the 38 ft SAG mill had not failed It too had an ABB motor and it had operated longer than the Collahuasi motor

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Benchmarking: Ball Mill Power Draw Models - SAGMILLINGCOM

Benchmarking: Ball Mill Power Draw Models - SAGMILLINGCOM

Benchmarking: Ball Mill Power Draw - Collahuasi Villouta, RM, Collahuasi: After years of operation, Proceedings of the International Autogenous and Semiautogenous Grinding Technology conference (SAG 2001), Vancouver, Canada, Pages I-31 – I-42

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collahuasi sag mill failure in portugal

collahuasi sag mill failure in portugal

Sep 10 2014 The failure of the Collahuasi motor was catastrophic and it occurred within months of commissioning The Collahuasi motor was for a 40 ft SAG mill The Antamina 38 ft SAG mill was also driven by an ABB motor and the hanger plates had not failed ,We are a professional mining machinery manufacturer, the main equipment including: jaw crusher, cone crusher and other sandstone ,

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Collahuasi sag mill failure - Manufacturer Of High-end ,

Collahuasi sag mill failure - Manufacturer Of High-end ,

SAG Mill SuccessStart with the Basics womp int 2007329SAG Mill SuccessStart with the Basics Minera Doa Ines de Collahuasi had to make temporary repairs on the drive on the largest and newest of its three SAG mills at the Collahuasi copper mine in northern Chile, and then in midJanuary 2007, finally began full replacement of the motor stator on the 21MW gearless drive for the 40ft

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Prof Pontt Collahuasi Sag Mill - cappella-chornotende

Prof Pontt Collahuasi Sag Mill - cappella-chornotende

Triveni Stone Crushers E Mail Prof Pontt Collahuasi Sag Mill Stone crushers hyderabad sand making stone quarryhat is the price of stone crusher machine in india youtubeeb 13, 2016 project in asia stone crusher machine cost in hyderabad price of india sand making stone quarry blue metal quarry crushing machine priceortable stone crushers hyderabad triveni stone crushers e mail

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(PDF) Developments in AG / SAG mill modelling

(PDF) Developments in AG / SAG mill modelling

The so-called variable rates model (Morrell and Morisson, 1996) was used to simulate SAG mill performance and model parameters were fitted using data from surveys of the circuit undertaken in 2006

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Collahuasi magnifies machine learning value - Mining Journal

Collahuasi magnifies machine learning value - Mining Journal

Team members built a machine-learning model for the grinding plant, centred mainly at Collahuasi's SAG mills Almost three years of historical data (at one-minute intervals) for 400-plus variables ,

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