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gearless mill drive optical systems
gearless mill drive optical systems
Gearless mill drives - Grinding ABB
Go gearless to meet your business objetives by exceeding standard availability targets in your grinding operations. ABB’s GMD is the most powerful mill drive system in the market to power semiautogenous (SAG), ball and autogenous (AG) mills, This
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gearless mill drive system - paulgabriel.nl
Commissioning Variable Speed SAG Mill Gearless DriveTable of ContentsGeneral Description of the DriveAssembling and ConstructionComponent CharacteristicsDrive Evaluation The electric operation and design features of the 11,000 HP variable speed SAG mill gearless drive is presented The function of the frequency-converter, control system drive and lubrication systems are described An analysis of ...
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Gearless mill drives - ABB
2 GEARLESS MILL DES The gearless mill drive eliminates ring-gear, pinion, gearbox, coupling, motor shaft and motor bearings, used within a conventional mill drive system. By mounting the rotor poles directly onto the mill, the mill itself becomes the rotor of the gearless motor. Building a track record
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The Siemens 42ft gearless mill drive, still an ...
next size Gearless Mill Drive, i.e. a 42ft mill. It is a dual design approach considering, on the one hand, the experi-ences Siemens made with Gearless Mill Drive (GMD) instal-lations over the past 40 years and, on the other hand, using computerized design tools calculating the system behavior where experience does not yet exist.
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Gearless Drives - Siemens
Utah, SAG mill and a 11,200 kW gearless drive for the El Teniente, Chile, SAG mill. In a continued call for larger, even more powerful drives, Siemens kept pace. In 1996, Freeport ordered the first gearless drive for a 38-foot SAG mill located at the company’s Grasberg plant in Indonesia. This gearless drive
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Gearless Mill Drives - ABB
Mill Builder: FFE Minerals, USA Mill Size: SAG Mill 38 feet/11,58 m Ball Mills 25 feet/7,62 m Ore processed: Copper Ore Drive Rating: SAG Mill 19,4 MW / 9,31 rpm Ball Mills 13,43 MW / 11,5 rpm Award of Contract: November 2000 Start of Operation: December 2002 ABB’s scope of supply: Four complete Gearless Mill Drive Systems including: Wrap ...
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siemens/mining SIMINE Gearless Mill Drives
SIMINE Gearless Mill Drives is in inching mode, one rotation of the mill is all you need. The mill will achieve the exact an-gle that was preset by the operator, and it is not necessary to repeat the proce-dure. At the end of the inching operation, the SIMINE Gearless Mill Drives stops the mill with balanced charge, and with no
MoreGearless mill drive system in iron ore processing ...
01-03-2012 Gearless mill drive system in iron ore processing. ABB was recently contracted to supply gearless mill drive (GMD) systems for two 38 foot semiautogenous grinding (SAG) mills at the Serra Azul iron ore mine in Brazil. The Serra Azul mine unit, owned by MMX Mineração e Metálicos, an EBX Group company, is located in the iron quadrangle of ...
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ABB Motor - Gearless Mill Drive GMD System - YouTube
08-11-2016 ABB Motor Gearless Mill Drive GMD System
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Gearless Drives for Ore Conveying and Grinding - Cmms ...
Siemens, the company that introduced Gearless Mill Drives (GMD) to mining industry started up its first GMD on a ball mill in Norway in 1980. The mill and its drive system are still in service. Today, GMDs are mainly used for SAG mills between 36 and 40 feet (10.7 to 12.2 m) and ball mills
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gearless mill drive optical systems - unterkuenfte-ohne
gearless mill drive optical systems. Gearless mill drives Grinding ABB. Our GMD eliminates all mechanical components of a conventional mill drive system such as ring-gear pinion gearbox coupling motor shaft and motor bearings By mounting the rotor poles directly onto the mill the mill itself becomes the rotor of the gearless motor.
MoreGearless Mill Drives - ABB
Mill Builder: FFE Minerals, USA Mill Size: SAG Mill 38 feet/11,58 m Ball Mills 25 feet/7,62 m Ore processed: Copper Ore Drive Rating: SAG Mill 19,4 MW / 9,31 rpm Ball Mills 13,43 MW / 11,5 rpm Award of Contract: November 2000 Start of Operation: December 2002 ABB’s scope of supply: Four complete Gearless Mill Drive Systems including: Wrap ...
More
Gearless mill drive system in iron ore processing ...
08-07-2014 Gearless mill drive system in iron ore processing. ABB was recently contracted to supply gearless mill drive (GMD) systems for two 38 foot semiautogenous grinding (SAG) mills at the Serra Azul iron ore mine in Brazil. The Serra Azul mine unit, owned by MMX Mineração e Metálicos, an EBX Group company, is located in the iron quadrangle of ...
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Gearless Mill Drive Reliability ABB Ability™ for Mining
The gearless mill drive eliminates all mechanical components of a conventional mill drive system, such as ring-gear, pinion, gearbox, coupling, motor shaft and motor bearings. By mounting the rotor poles directly onto the mill, the mill itself becomes the rotor of the gearless motor.
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Go gearless with ABB’s mill and conveyor drives for more ...
25-05-2021 Chuquicamata copper mine in Chile. Commissioning of the world’s most powerful gearless conveyor drive system. Our longstanding association with Swedish mining company Boliden is an example of how ABB’s gearless drives have increased productivity at its Aitik open-pit copper mine. We have provided two large GMDs of 23.4 MW for the AG mills.
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ABB gearless mill drive system to power SAG mill
01-09-2010 ABB gearless mill drive systems feature numerous benefits when compared with conventional geared drive systems: superior reliability, increased process availability, extended life span and improved energy efficiency. ABB delivered the world s first gearless machine drive in 1969, ...
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insurability of large gearless mill drives
Increasing availability through advanced Gearless Drive , The Gearless Mill Drive system consists of the ring motor with its feeding cycloconverter, pre-installed in an E-house It also includes the excitation rectifier, the automation sys-tem (for mill and motor) including HMI, monitoring and diagnostic system, MCC’s (for mill and drive auxiliaries).
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geared vs gearless drive solutions for grinding mills
Gearless Mill Drive Sales Rev Up to Meet Demand WOMP Gearless mill drives are becoming the drive system of choice on large AG SAG and while other motors allow conveyors pumps and fans to operate at variable systems reduces the problem of precise positioning to a few button push.operation in mill in col roll millAuthors in actual .
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Commissioning Variable Speed SAG Mill Gearless Drive
25-09-2018 Table of ContentsGeneral Description of the DriveAssembling and ConstructionComponent CharacteristicsDrive Evaluation The electric operation and design features of the 11,000 H.P. variable speed SAG mill gearless drive is presented. The function of the frequency-converter, control system drive and lubrication systems are described. An analysis of the harmonic characteristic in the Supply ...
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ABB successfully commissions largest gearless mill drive ...
30-06-2014 ABB’s delivery included one gearless mill drive system (GMD) for a 40-feet semi-autogenous mill and two low-speed dual pinion ring-geared mill drive systems (RMDs) for two 26-feet ball mills ...
MoreGo gearless with ABB’s mill and conveyor drives for more ...
25-05-2021 Chuquicamata copper mine in Chile. Commissioning of the world’s most powerful gearless conveyor drive system. Our longstanding association with Swedish mining company Boliden is an example of how ABB’s gearless drives have increased productivity at its Aitik open-pit copper mine. We have provided two large GMDs of 23.4 MW for the AG mills.
Moreinsurability of large gearless mill drives
Increasing availability through advanced Gearless Drive , The Gearless Mill Drive system consists of the ring motor with its feeding cycloconverter, pre-installed in an E-house It also includes the excitation rectifier, the automation sys-tem (for mill and motor) including HMI, monitoring and diagnostic system, MCC’s (for mill and drive auxiliaries).
Moregeared vs gearless drive solutions for grinding mills
Gearless Mill Drive Sales Rev Up to Meet Demand WOMP Gearless mill drives are becoming the drive system of choice on large AG SAG and while other motors allow conveyors pumps and fans to operate at variable systems reduces the problem of precise positioning to a few button push.operation in mill in col roll millAuthors in actual .
MoreABB gearless mill drive system to power SAG mill
01-09-2010 ABB gearless mill drive systems feature numerous benefits when compared with conventional geared drive systems: superior reliability, increased process availability, extended life span and improved energy efficiency. ABB delivered the world s first gearless machine drive in 1969, ...
MoreABB successfully commissions largest gearless mill drive ...
30-06-2014 ABB’s delivery included one gearless mill drive system (GMD) for a 40-feet semi-autogenous mill and two low-speed dual pinion ring-geared mill drive systems (RMDs) for two 26-feet ball mills ...
MoreCommissioning Variable Speed SAG Mill Gearless Drive
25-09-2018 Table of ContentsGeneral Description of the DriveAssembling and ConstructionComponent CharacteristicsDrive Evaluation The electric operation and design features of the 11,000 H.P. variable speed SAG mill gearless drive is presented. The function of the frequency-converter, control system drive and lubrication systems are described. An analysis of the harmonic characteristic in the Supply ...
More
Cobre Panama starts up gearless mill drive systems ...
29-10-2019 In all, two 28-megawatt gearless mill drive systems (GMDs) are in use at the mine's 40ft SAG mills, and four 16.5MW GMDs are employed in 26 football mills. "Gearless mill drives are the 'workhorses' for grinding operations, which are at the heart of any mine," ABB's Cobre Panama project manager Rene Chacon said.
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ABB to supply gearless mill drive systems to mine in
ABB will supply six complete gearless mill drive systems, transformers, ringmotors, project engineering, installation, training and other related support services. September 22, 2008 – ABB won an $88-million order from Minera Petaquilla SA (MPSA) to deliver gearless mill drive systems to increase productivity and lower energy consumption at a new copper mine in Panama.
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Siemens Delivers First Gearless Mill Drive System to ...
13-09-2006 Simine Mill GD provides a gearless drive with no mechanical parts between the motor and the mill. Stepless adjustment of the rotational speed aids optimum start-up and means that the system can be controlled in accordance with the varying demands of the material in the mill. This reduces wear, maintenance and energy consumption.
More
Drive Systems Metal Solutions GE Power Conversion
An induction motor fed by GE's MV7000 Medium Voltage drive is one of the latest solutions designed and offered by GE for all rolling mill applications. As the induction motor provides more availability, reliability, lower maintenance and reduced electrical distribution equipment, this solution can contribute to significant savings for our customers.
Moregeared vs gearless drive solutions for grinding mills
Gearless Mill Drive Sales Rev Up to Meet Demand WOMP Gearless mill drives are becoming the drive system of choice on large AG SAG and while other motors allow conveyors pumps and fans to operate at variable systems reduces the problem of precise positioning to a few button push.operation in mill in col roll millAuthors in actual .
Moreinsurability of large gearless mill drives
Increasing availability through advanced Gearless Drive , The Gearless Mill Drive system consists of the ring motor with its feeding cycloconverter, pre-installed in an E-house It also includes the excitation rectifier, the automation sys-tem (for mill and motor) including HMI, monitoring and diagnostic system, MCC’s (for mill and drive auxiliaries).
MoreABB gearless mill drive system to power SAG mill
01-09-2010 ABB gearless mill drive systems feature numerous benefits when compared with conventional geared drive systems: superior reliability, increased process availability, extended life span and improved energy efficiency. ABB delivered the world s first gearless machine drive in 1969, ...
MoreCommissioning Variable Speed SAG Mill Gearless Drive
25-09-2018 Table of ContentsGeneral Description of the DriveAssembling and ConstructionComponent CharacteristicsDrive Evaluation The electric operation and design features of the 11,000 H.P. variable speed SAG mill gearless drive is presented. The function of the frequency-converter, control system drive and lubrication systems are described. An analysis of the harmonic characteristic in the Supply ...
MoreCobre Panama starts up gearless mill drive systems ...
29-10-2019 In all, two 28-megawatt gearless mill drive systems (GMDs) are in use at the mine's 40ft SAG mills, and four 16.5MW GMDs are employed in 26 football mills. "Gearless mill drives are the 'workhorses' for grinding operations, which are at the heart of any mine," ABB's Cobre Panama project manager Rene Chacon said.
MoreSiemens Delivers First Gearless Mill Drive System to ...
13-09-2006 Simine Mill GD provides a gearless drive with no mechanical parts between the motor and the mill. Stepless adjustment of the rotational speed aids optimum start-up and means that the system can be controlled in accordance with the varying demands of the material in the mill. This reduces wear, maintenance and energy consumption.
MoreABB to supply gearless mill drive systems to mine in
ABB will supply six complete gearless mill drive systems, transformers, ringmotors, project engineering, installation, training and other related support services. September 22, 2008 – ABB won an $88-million order from Minera Petaquilla SA (MPSA) to deliver gearless mill drive systems to increase productivity and lower energy consumption at a new copper mine in Panama.
More
ABB to supply three gearless mill drive systems for ...
29-04-2008 Rosemont Copper has awarded a multi million dollar contract to ABB for gearless mill drive systems needed for the construction of the Rosemont copper mine near Tucson, Arizona, USA
MoreDrive Systems Metal Solutions GE Power Conversion
An induction motor fed by GE's MV7000 Medium Voltage drive is one of the latest solutions designed and offered by GE for all rolling mill applications. As the induction motor provides more availability, reliability, lower maintenance and reduced electrical distribution equipment, this solution can contribute to significant savings for our customers.
More
Drive Technology Drive and Automation Technology ...
Direct drives also made it possible to use a continuous conveyor belt, thus eliminating the need for transfer stations and reducing downtime, maintenance and costs. The belt system had three individual segments equipped with a total of 5 integrated drive systems. The largest belt used two direct drives at 6,000 kilowatts (kW) each.
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