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ABB mill drives accelerate copper ore extraction at Mina ,

Oct 25, 2019 0183 32 The mill drives, which according to ABB are the most powerful systems on the market for semi-autogenous, ball and autogenous mills, have been installed since late last year and are all now in ....

Six gearless mill drives commissioned at Panama s newest ,

Oct 28, 2019 0183 32 Gearless mill drives are the workhorses for grinding operations which are at the heart of any mine The six ABB GMDs at the world class Panama Cobre project are extremely robust given demanding ambient conditions As the ore extraction pace indicates they are maximising throughput, said Rene Chacon, project manager at ABB for Mina de Cobre...

Sophisticated ABB grinding solutions at Mount Milligan ,

Jan 19, 2018 0183 32 ABB delivered and successfully commissioned three variable-speed mill drive systems at Thompson Creek Metals Mount Milligan copper/gold mine in Canada The delivery included one gearless mill ....

GMD infographic final

systems eliminate all mechanical components of a conventional mill drive system, such as ring-gear, pinion, gearbox, coupling as well as motor shaft and bearings, thus offering better energy efficiency, superior reliability, increased process availability and longer lifespan The ABB gearless mill drive is the most powerful mill drive system in...

ABB gearless mill drives

Feb 21, 2019 0183 32 https //newabb/mining/grinding/gearless-mill-drives ABB ensures maximum throughput, highest availability and peak performance throughout the life cycl....

Mill drives installed in Panamanian mine ahead of schedule

ABB describes them as the most powerful mill drive systems for semi-autogenous grinding SAG , ball and autogenous mills, that are currently on the market ABB supplied two 28 MW GMDs and four 16 ....

Six gearless mill drives commissioned at Panama s newest ,

Oct 28, 2019 0183 32 Gearless mill drives are the workhorses for grinding operations which are at the heart of any mine The six ABB GMDs at the world-class Panama Cobre project are extremely robust given demanding ambient conditions As the ore extraction pace indicates they are maximising throughput, said Rene Chacon, project manager at ABB for Cobre Panama...

Variable speed drive eliminates grinder stoppages

Steve Barker, mill manager at Burniston Mill, asked electrical systems specialist MP Electric to provide an alternative method for feeding the grinder Working with ABB authorised value provider Halcyon Drives, a solution was developed using a 22 kW ABB machinery drive to control the speed of the motor driving a screw conveyor...

Gearless mill drive images

File available at mineralsnews chabb Rotor pole production File available at mineralsnews chabb Stator bar production Gearless_mill_drivejpg 9609 kB 225MW GMD system for a 38-foot autogenous AG grinding mill at Boliden Aitik mine, Sweden...

Gearless mill drives

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 over 50 years, making it the market leader with the largest number of installed units worldwide In 1969, ABB commissioned the first GMD for a...

TECHNICAL AND COMMERCIAL BENEFITS OF GEARLESS ,

TECHNICAL AND COMMERCIAL BENEFITS OF GEARLESS MILL DRIVES FOR GRINDING APPLICATIONS M Ahrens, ABB, Switzerland J Gonser, ABB, Switzerland Abstract Gearless mill drives are a well established solution for grinding applications ,...

Aitik tour ABB technology stations

power distribution network ABB gearless mill drives provide the huge capacity needed while keeping energy consumption low and without reducing power quality Energy consumed in grinding can be 50-70 percent of the total energy used to recover ore Drives are an energy-efficient way to match mill speed to the needs of the grinding process...