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Inventory ID: 6C-HM03. UNUSED FL 36' x 24' (11m x 7.3m) Dual Pinion SAG Mill with 2 ABB 9,000 kW (12,069 HP) Motors for Total Power of 18,000 kW (24,138 HP)
The SAG mills are fitted with a dual pinion drive system and are driven by a variable-speed drive comprised of a SER hyper-synchronous drive. The SAG mills are 11 m (36') dia, 7.3 m EGL (26.5'). Each SAG mill is driven by two 8 MW motors.
These mills are typically powered using electricity and depending on the required power have different configurations such as central drive, single pinion, dual pinion and gearless mechanical set-up. AG and SAG mills are extensively used in the mining industry for extracting minerals such as metals, oil shale, limestone, rock salt, coal ...
dual pinion sag mills,lscrusher Heavy Industry Technology is a joint-stock enterprise that mainly produces large and medium-sized series of crushers, sand making machines, and mills, and integrates R&D, production and sales. he company regards product quality as the life of the company.
Ring gear drives huge grinding mill this mill uses a ringmotor drive figure 5 the sag mill is followed by in a ball mill the pinion is reversed after pinion on sag mill luigispizzapastashawano pinion gear sag mill girth gears or the singlehelical sag mill girth gear designs at the …
dual pinion sag mill vs single pinion sag mill in thailand. Adopting many advantages from various mills and the ideal substitute of the Raymond Mill READ MORE dual pinion sag mill vs single pinion sag mill Market of Mineral Grinding Machine Made In ThailandSupplier of Mineral Grinding Machine Made In Thailand summed World Market of Mineral Grinding Machine four tr...
Sag milling in australia revised submission ball mills the starting torque restrictions of some of the newer mill drive configurations and the softness mill motor options that are currently able to meet these limitations correction capacitors to a dual pinion gear driven mill drive 2.
Dual pinion sag mill huisarts vansichemnl. Ball Mill Failure Modes stundengebet SAG mill, ball mill, ring gear, dual pinion, drive systems, variable Chat With Sal Chat With Sal ball mill failure modes OptonClinic Ball Mill Ball mills are used primary for single stage fine …
Sag Mill Dual Pinion Geared Drive. Sag Mill Dual Pinion Geared Drive. dual pinion driveingle and dual pinion mill drives if we concentrate on the single and dual pinion configurations, we can see that these two configurations can be powered by low speed motors connected directly to the pinions driving the ring gear or by high speed motors that require a gear reducer between the pinions ...
Mill load sharing – Maintains equal torques on dual pinion mills throughout the whole speed range. Controlled rollback – Prevents backlash and reduces downtime. Mill power ride through – Keeps the mill operating even under voltage dips. Over-duty cycle – …
All parameters above are good for a 22.5MW to 24MW dual pinion SAG mill drive. Changes to AGMA standard have revitalised the large gear cutting industry and soon a machine shop in Holland will be able to fabricate gears of the following parameters: 20 meters in diameter = 65.6 feet 1.5 meters in face width 400 tonnes of machined weight.
drive application is a dual-pinion SAG mill driven by two 5,000 kW wound rotor induction motors (WRIM). Two TMdrive-10SPRs control motor speed by recovering rotor current and returning the power to the utility supply. Configured in a twin motor arrangement, the motors share load in the tandem mill. The Customer Need
DUAL PINION MILL DRIVES The SAG and the two ball mills are gear driven and Copper Mountain selected the sophisticated low speed dual pinion mill drives from ABB to drive these mills. Brief History Sophisticated Dual Pinion Mill Drive Technologies About five years ago, ABB was already the market leader for Gearless Mill Drives (GMD).
ABB has commissioned an upgrade to Vale's existing Clarabelle dual pinion semi-autogenous (SAG) mill (Fig. 1). The mill is used to reduce the size of the ore at the company's nickel and copper mines in the Sudbury area, Ontario. The project was …
ABB supplied three low speed dual pinion mill drive systems for the startup of a new semiautogenous (SAG) mill and two ball mills. August 16, 2011 - ABB completed commissioning the low speed dual pinion mill drive and control systems at the newly reopened Copper Mountain super pit mine in British Columbia, Canada.
SOPHISTICATED RING GEARED MILL DRIVES FEATURES AND installation twin pinion sag mill pochirajucoin. Dual pinion high speed mill drive with gearbox and dual pinion low speed mill drive without gearbox By using the latest generation medium voltage frequency converter drives of ABB as shown in figure 2 with exclusive DTC direct torque control technology these demands can not only be reached …
A number of scenarios were modelled to determine throughput and mill pinion power. These scenarios considered SABC circuits and SAB circuits, preceded by secondary crushing when treating competent rock, with a single grinding train using 20 to 26 MW GMD driven SAG mills and dual grinding trains using 13 to 16 MW twin pinion gear driven mills.
sag mill dual pinion geared drive. ... click here to get more infomation about ball mill failure modes. … sag mill ring gear failure – Grinding Mill China. Read more. rod mill, pinion gear failures - beltconveyers. African Copper Reports Failure of the Ball Mill Pinion … on …
Dual Pinion Sag Mill Vs Single Pinion Sag Mill. Once the expanded mill operations begin in 2015, production is expected to average 582,260 oz/y of gold and 29.1 moz of silver for the next 10 years.Abb will deliver five dual pinion 2 x 9 mw low-speed mill drive systems for two 36 ft sag and three 26 ft ball mills, and one dual pinion (2 x 5.5 mw) low-speed drive system for a regrind mill.
We are essentially providing up to twice the power transmission of a conventional dual pinion drive. Gearless mill drive (GMD) technology has further expanded the use of large AG milling allowing Outotec to produce the world's largest SAG mill of 42' in diameter drawing power at 28 MW. Today, Outotec is the world leading supplier ...
ONTARIO – ABB, the leading power and automation technology group, has commissioned an upgrade to Vale's existing Clarabelle dual pinion semi-autogenous (SAG) mill.The project was completed on-time and on-budget with an excellent safety record. The Clarabelle mill beneficiates nickel-copper ore from various sources and companies and to produce a nickel-copper concentrate and copper ...
Overview on the grinding mills and their dual pinion mill drives The grinding process with one 34' x 20' SAG mill and two 24' x 39.5' ball mills will be briefly discussed. All three mills are gear driven by a ring gear, dual pinion ...
Ball/Sag/AG Mill, Roller Press HPGR/HRC The dual pinion drives in a mill can come out of sync due to power problems, or disturbances in the motor control system. Another common problem is frozen charge that has built up inside. This might …
Since the early 1980s, we have been designing and manufacturing Semi Autogenous Mill (SAG Mill) and Autogenous Mill (AG Mill) under the Fuller-Traylor brand. Semi-autogenous grinding uses a minimal ball charge in the range of 6-15% while …
SAG Mill Components. Once the basic operating conditions have been defined for the mill designer then, and only then, can he begin taking into account …
MW). It has been the industry standard for SAG mills above 13 MW capacity. However, pinion systems to 8 MW per pinion and dual motor systems with quadruple pinions extend the range of gear driven mills to a theoretical limit of 32 MW. The Ernest Henry SAG mill (11 MW) is currently the largest twin pinion single drive mill installed in Australia.
sag mill dual pion. pinion gear sag mill ggzplusnederlandnl ball mill pinion alignment pdf riskmark from common ball mills there is a second type of ball ball mill alignment pdf zenith grinding mills and their dual pinion mill how to align ball mill pinion to drive motor SAG mill ball mill ring gear dual pinion drive systems variable speed INTRODUCTION
We are essentially providing up to twice the power transmission of a conventional dual pinion drive. Gearless mill drive (GMD) technology has further expanded the use of large SAG milling allowing Outotec to produce the world's largest SAG mill of 42' in diameter drawing power at 28 MW.
van de Vijfeijken, M., Filidore, A., Walbert, M. and Marks, A., Copper Mountain: Overview on the Grinding Mills and their Dual Pinion Mill Drives. Proceedings of the SAG 2011 Conference, September 25-28, 2011; Vancouver, Canada. SAG mill inside (shell) diameter: 34 ft (10.363 m) SAG mill effective grinding length: 17.5 ft (5.334 m)
The grinding process with one 34' x 20' SAG mill and two 24' x 39.5' ball mills will be briefly discussed. All three mills are gear driven by a ring gear, dual pinion and two low speed synchronous motors. Copper Mountain has installed on all three mills, the new state-of-the art dual pinion mill drives.
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