sag mill drive arrangement canada

  • Clarabelle Mill RationalizationFluor EPCM Project in

     · New facilities included a 32-foot semi-autonomous grinding (SAG) mill with 11 000 horsepower drive 1 350-cubic-foot flotation cells (demolished old cells) a materials handling system complete with a 12 000-ton ore silo the conversion of two rod mills to ball mills and an extensive revamp of existing facilities.

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  • Comminution Consultants Grinding Circuit DesignDJB

    Following a successful commissioning and start-up we believe that two grinding lines at Las Bambas Perú each consisting of one SAG Mill and one Ball Mill (this mill combination is uniquely specific to Las Bambas ore types) are operating at design throughput of close to 140 000 tpd and within the range predicted by DJB from a managed multi-sample geometallurgical testing program (i.e. no

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  • Optimizing Performance of SABC Comminution Circuit of

     · configuration of the SAG mill and ball mill (both rated at 6000 kW with a single pinion drive). The capacity of the SAG mill was not fully utilized as the actual operating power draw was only 3358 kW. This meant it was only operating at 56 of its maximum power providing large room for improvement.

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  • Instrumentation and control of a continuous 0.6-m SAG mill

     · Instrumentation and control of a continuous 0.6-m SAG mill circuit. Int. J. Miner. Process. 24 . A 60-cm semiautogenous grinding (SAG) mill was designed for continuous wet operation in closed circuit with a vibrating screen. The circuit is fully instrumented and automated.

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  • Instrumentation and control of a continuous 0.6-m SAG mill

     · Instrumentation and control of a continuous 0.6-m SAG mill circuit. Int. J. Miner. Process. 24 . A 60-cm semiautogenous grinding (SAG) mill was designed for continuous wet operation in closed circuit with a vibrating screen. The circuit is fully instrumented and automated.

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  • 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 0.8 Cu and also contains significant amounts of molybdenum making two separate concentrates viable.

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  • Projects UndertakenNew Concept Projects

    26 Ø Refurbished SAG Mill 16 Ø Ball Mill Project. Platinum Project. South Africa 2 of 16 Ø x 18′ 2.5MW Ball Mills (VVVF Drive) Platinum Project. South Africa 20 Ø x 30′ 5.2MW ROM Ball Mill Project. Vanadium Project. South Africa 32 Ø x 14′ 6MW SAG Mill (Dual Drive) Spares Project Canada 10 Ø x 19′ 800kW Skid

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  • SAGMILLING.COM . . Articles

     · SAG power draw survey tabulation. This LibreOffice spreadsheet contains the raw data used to create Table 1 and Table 2 of the paper "An updated data set for SAG mill power model calibration" presented at IMPC 2016 in Quebec City Canada in September 2016. Refer to the paper for the definitions and meanings of the different columns.

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  • Projects UndertakenNew Concept Projects

    26 Ø Refurbished SAG Mill 16 Ø Ball Mill Project. Platinum Project. South Africa 2 of 16 Ø x 18′ 2.5MW Ball Mills (VVVF Drive) Platinum Project. South Africa 20 Ø x 30′ 5.2MW ROM Ball Mill Project. Vanadium Project. South Africa 32 Ø x 14′ 6MW SAG Mill (Dual Drive) Spares Project Canada 10 Ø x 19′ 800kW Skid

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  • Projects UndertakenNew Concept Projects

    26 Ø Refurbished SAG Mill 16 Ø Ball Mill Project. Platinum Project. South Africa 2 of 16 Ø x 18′ 2.5MW Ball Mills (VVVF Drive) Platinum Project. South Africa 20 Ø x 30′ 5.2MW ROM Ball Mill Project. Vanadium Project. South Africa 32 Ø x 14′ 6MW SAG Mill (Dual Drive) Spares Project Canada 10 Ø x 19′ 800kW Skid

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  • Trunnion Bearing Assembly Ball Mill Rod Mill

     · Ball Mill PINION SHAFT BEARINGS. Pinion shaft bearings are of the SKF anti-friction type mounted in a common twin bearing assembly. Bearings are fixed in place so that the pinion shaft of the mill is always in alignment with the drive components. V-belt driven mills are furnished with an outboard bearing of similar construction.

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  • Comminution Consultants Grinding Circuit DesignDJB

    Following a successful commissioning and start-up we believe that two grinding lines at Las Bambas Perú each consisting of one SAG Mill and one Ball Mill (this mill combination is uniquely specific to Las Bambas ore types) are operating at design throughput of close to 140 000 tpd and within the range predicted by DJB from a managed multi-sample geometallurgical testing program (i.e. no

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  • Selecting Inching Drives for Mill and Kiln Applications

     · of the inching reducer drive can be added to reflect efficiency losses. P inch = P inch ·(1 (stage · 0.01)) where stage is the number of reductions between the inching drive motor and the main drive input shaft (or mill pinion if direct driven) Round up P inch to the next standard motor power. This standard motor power becomes the incher

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  • Evolution of SAG Mill Process Control at the Xstrata

     · 445 PAPER 28 Evolution of SAG Mill Process Control at the Xstrata Nickel Raglan Operation Erik Bartsch1 Chief Engineer Guy Comeau2 Senior Metallurgist Colin Hardie3 Former Chief Metallurgist 1 Process Control Group Xstrata Process Support 6 Edison Rd Falconbridge Ontario

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  • Revolutionary Drive Controller for Gearless Mills

     · Ringmotor of the Gearless Mill Drive (GMD) System. CYCLOCONVERTER Principle The Cycloconverter is a frequency changer which converts a poly-phase voltage with the frequency f1 into a single or poly-phase voltage with a different lower frequency f2. On Gearless Mill Drives (GMD) the operational output frequency varies from 0.3 Hz up to about 6 Hz.

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  • 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 0.8 Cu and also contains significant amounts of molybdenum making two separate concentrates viable.

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  • Ring-geared mill drivesGrinding ABB

    New Human Machine InterfaceRMD Cockpit. With the RMD plus solution operations and maintenance activities are fully optimized with the newly developed Human Machine Interface "RMDcockpit".. Based on ABB s 800xA platform the RMDcockpit is a specific mill application tool comprised of a touch screen panel allowing full access to the main parameters of the drive system as well as to the

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  • Projects UndertakenNew Concept Projects

    26 Ø Refurbished SAG Mill 16 Ø Ball Mill Project. Platinum Project. South Africa 2 of 16 Ø x 18′ 2.5MW Ball Mills (VVVF Drive) Platinum Project. South Africa 20 Ø x 30′ 5.2MW ROM Ball Mill Project. Vanadium Project. South Africa 32 Ø x 14′ 6MW SAG Mill (Dual Drive) Spares Project Canada 10 Ø x 19′ 800kW Skid

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  • Projects Undertaken NCP International

    The mill was purchased by NCP as an unused stock mill from Canada. The mill had been stored for a number of years and required refurbishment. NCP International managed the project as well as the mill conversion from 60Hz to 50Hz including replacement of the main drive motors supply of new pinions.

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  • Optimizing Performance of SABC Comminution Circuit of

     · configuration of the SAG mill and ball mill (both rated at 6000 kW with a single pinion drive). The capacity of the SAG mill was not fully utilized as the actual operating power draw was only 3358 kW. This meant it was only operating at 56 of its maximum power providing large room for improvement.

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  • Major Mines Projects Young-Davidson Mine

    The SAG mill discharge reports to the cyclone feed pump box. A centrifugal pump (with one stand-by) with a 298 kW (400 hp) VFD drive delivers the slurry from the cyclone feed pump box to a battery of three (two are typically in operation) ø660 mm (26") hydrocyclones fed from a common manifold. The cyclone battery works in closed circuit with

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  • Instrumentation and control of a continuous 0.6-m SAG mill

     · A 60-cm semiautogenous grinding (SAG) mill was designed for continuous wet operation in closed circuit with a vibrating screen. The circuit is fully instrumented and automated. Part of the control system incorporates Foxboro SPEC 200 controllers around the pump box to maintain level.

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  • Selecting Inching Drives for Mill and Kiln Applications

     · of the inching reducer drive can be added to reflect efficiency losses. P inch = P inch ·(1 (stage · 0.01)) where stage is the number of reductions between the inching drive motor and the main drive input shaft (or mill pinion if direct driven) Round up P inch to the next standard motor power. This standard motor power becomes the incher

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  • Optimization of a SAG Mill Energy System Integrating Rock

     · An optimization is carried out to minimize the yearly cost of energy for the operation of the SAG mill. This cost includes the energy consumption cost in /kWh and the capital cost for the PV-BESS infrastructure prorated over the life of the battery system accounting for the discount rate through an annuity factor (Pamparana et al. 2019a b).The energy requirements are defined by the SAG

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  • Ring-geared mill drivesGrinding ABB

    New Human Machine InterfaceRMD Cockpit. With the RMD plus solution operations and maintenance activities are fully optimized with the newly developed Human Machine Interface "RMDcockpit".. Based on ABB s 800xA platform the RMDcockpit is a specific mill application tool comprised of a touch screen panel allowing full access to the main parameters of the drive system as well as to the

    Chat Online
  • Comminution Consultants Grinding Circuit DesignDJB

    Following a successful commissioning and start-up we believe that two grinding lines at Las Bambas Perú each consisting of one SAG Mill and one Ball Mill (this mill combination is uniquely specific to Las Bambas ore types) are operating at design throughput of close to 140 000 tpd and within the range predicted by DJB from a managed multi-sample geometallurgical testing program (i.e. no

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  • Evolution of SAG Mill Process Control at the Xstrata

     · 445 PAPER 28 Evolution of SAG Mill Process Control at the Xstrata Nickel Raglan Operation Erik Bartsch1 Chief Engineer Guy Comeau2 Senior Metallurgist Colin Hardie3 Former Chief Metallurgist 1 Process Control Group Xstrata Process Support 6 Edison Rd Falconbridge Ontario

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  • Solutions for the mining mineral processing and cement

     · • Ball and SAG mill trunnion and gearbox drive systems (where lengthy strip down replace the standard seals arrangement. By using a specially designed seal made of e.g. in Canada as well as for the high humidity experienced such as in

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  • Autogenous and Semi-Autogenous Mills FL

    We provide SAG and AG Mills up to 12.2m in diameter. Our mills use conventional geared drives for transmitting up to 18 000 kW of power by use of a twin pinion system. Depend on years of proven reliability and productivity. We ve been producing the highest quality SAG and AG Mills since the 1980s.

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  • 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 0.8 Cu and also contains significant amounts of molybdenum making two separate concentrates viable.

    Chat Online
  • Gearless mill drivesGrinding 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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