gearless mill drive system

  • Gearless mill drives Grinding ABB

    Gearless mill drive system (GMD) Maximum availability and productivity . 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 ’workhorse’ for

  • Gearless Mill Drives Beneficiation Global

    The SIMINE Gearless mill drives pump system significantly enhances concentrator productivity by eliminating the reducer gear between motor and pump and all corresponding maintenance. In addition, the cyclone pumps with variable speed can adjust their energy consumption to the optimized flow of pulp, resulting in energy savings of up to 30%.

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  • SIMINE Gearless mill drives

    the speed control system, behaves like a DC machine. The TRANSVEKTOR control system used on high-power mill drives has gone through a long development phase. A lot of experience has been gained with this system during the last 33 years. The first gearless drive with this control has been operating successfully for more than 30 years.

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  • Gearless mill drives library.e.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

  • Gearless Mill Drives Beneficiation Österreich

    The SIMINE Gearless mill drives pump system significantly enhances concentrator productivity by eliminating the reducer gear between motor and pump and all corresponding maintenance. In addition, the cyclone pumps with variable speed can adjust their energy consumption to the optimized flow of pulp, resulting in energy savings of up to 30%.

  • Gearless mill drive system in iron ore ­processing

    Mar 01, 2012· Gearless mill drive system in iron ore ­processing Diagramm eines getriebelosen Mühlenantriebssystems von ABB # Diagram of ABB's gearless mill drive system 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.

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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.

  • Gearless millsdrives MC-m

    Gearless mill drives. Discover. Gearless mill drives. Discover. Gearless mill drives. Discover. Gearless mill drives. Discover. A gearless millsdrive system comprises: the synchronous ring motor, the three converter transformers, one excitation transformer and the harmonic filter banks, as well as the E-house containing the cycloconverter and

  • Ring-geared mill drives Grinding ABB

    New Human Machine Interface RMD 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

  • ABB’s new Gearless Mill Drive generation: Maintenance

    The gearless mill drive (GMD) has been continuously developed since its introduction in 1969. The structural design, the electrical parts and of course motor monitoring and control have all experienced major developments that have enabled larger, more

  • Gearless millsdrives MC-m

    Gearless mill drives. Discover. Gearless mill drives. Discover. Gearless mill drives. Discover. Gearless mill drives. Discover. A gearless millsdrive system comprises: the synchronous ring motor, the three converter transformers, one excitation transformer and the harmonic filter banks, as well as the E-house containing the cycloconverter and

  • Gearless Mill Drive Reliability ABB Ability

    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.

  • Gearless Mill Drives Beneficiation Österreich

    The SIMINE Gearless mill drives pump system significantly enhances concentrator productivity by eliminating the reducer gear between motor and pump and all corresponding maintenance. In addition, the cyclone pumps with variable speed can adjust their energy consumption to the optimized flow of pulp, resulting in energy savings of up to 30%.

  • Gearless mill drives Mining Weekly

    Gearless mill drives (GMDs) have been installed on platinum-miner Anglo Platinum's Potgietersrust Platinum (PPRust) 600 000 t/m concentrator.

  • Gearless Mill Drive System lalexandrin.be

    Gearless mill drive system (GMD) Maximum availability and productivity . Go gearless to meet your business objetives by exceeding standard availability targets in your grinding operations. ABBs GMD is the most powerful mill drive system in the market to power semiautogenous (SAG), ball and autogenous (AG) mills, This workhorse for

  • ABB gearless mill drive system to power SAG mill

    Newmont Mining Corporation selects ABB to design three gearless mill drive systems for their new high-altitude copper gold project in Peru. September 1, 2010 ABB won an order from Newmont Mining Corporation to engineer three gearless mill drive (GMD) systems to be installed at the Yanacocha Minas Conga oxide copper gold project in Peru.

  • Cobre Panama starts up gearless mill drive systems

    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,"

  • Gearless Drives Siemens

    This gearless drive pro-vides an astonishing 20,400 kW of power. In 1998, Siemens supplied the first gearless drive for a 40-foot SAG mill at the Cadia Hill Mine in Australia. While the details vary, there is a theme that links these projects careful development and analysis, timely results and ultimately the delivery of reliable, efficient

  • ABB successfully commissions largest gearless mill drive

    Jun 30, 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

  • Increasing Availability through Advanced Gearless Drive

    The Gearless Mill Drive system consists of the ring motor with its feeding cyclconverter, pre-installed in an E-house. It also includes the excitation rectifier, the automation system (for mill and motor) including HMI, monitoring and diagnostic system, MCC’s (for mill and drive auxiliaries), differential

  • Siemens Delivers First Gearless Mill Drive System to

    Sep 13, 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.

  • Gearless Drives for Ore Conveying and Grinding Cmms

    Fig. 4. Air gap monitoring system in a gearless drive. Gearless Drives for grinding mills. Gearless Drives are well proven stateof- the-art technology for large grinding mills. Siemens, the company that introduced Gearless Mill Drives (GMD) to mining industry started up its first GMD on a ball mill

  • ABB gearless mill drive & digital services help increase

    The company selected ABB’s 26 MW gearless mill drive system (GMD) for the mine’s 40 ft SAG mill, as well as other drives, electrical infrastructure equipment and a long-term service agreement (LTSA). This is expected to reduce operating costs, improve process throughput and reliability while saving energy and keep equipment in top form.

  • ABB commissions gearless mill drive system in Peru

    Baden, Switzerland, June 9, 2008 ABB successfully completed commissioning of a 16.5 MW gearless mill drive (GMD) system for a 32 feet SAG (semiautogenous) mill at Minera Yanacocha. The mine, located in Cajamarca, Peru, is the largest gold producer in Latin America.

  • Gearless mill drives Mining Weekly

    Gearless mill drives (GMDs) have been installed on platinum-miner Anglo Platinum's Potgietersrust Platinum (PPRust) 600 000 t/m concentrator.

  • gearless mill drive system autowesterveldvarsseveld.nl

    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.

  • ABB commissions gearless mill drive system in Peru

    Baden, Switzerland, June 9, 2008 ABB successfully completed commissioning of a 16.5 MW gearless mill drive (GMD) system for a 32 feet SAG (semiautogenous) mill at Minera Yanacocha. The mine, located in Cajamarca, Peru, is the largest gold producer in Latin America.

  • GRINDING: ABB commissions six gearless mill drives at

    Oct 29, 2019· Two 28 MW gearless mill drive systems (GMDS) are operating in the mine’s 12-metre SAG mills and four 16.5 MW GMDS are employed in 26 ball mills along with associated control systems. “Gearless mill drives are the ‘workhorses’ for grinding operations which are at the heart of any mine.

  • Gearless Mill Drive System lalexandrin.be

    Gearless mill drive system (GMD) Maximum availability and productivity . Go gearless to meet your business objetives by exceeding standard availability targets in your grinding operations. ABBs GMD is the most powerful mill drive system in the market to power semiautogenous (SAG), ball and autogenous (AG) mills, This workhorse for

  • Siemens Delivers First Gearless Mill Drive System to

    Sep 13, 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.

  • ABB gearless mill drive & digital services help increase

    The company selected ABB’s 26 MW gearless mill drive system (GMD) for the mine’s 40 ft SAG mill, as well as other drives, electrical infrastructure equipment and a long-term service agreement (LTSA). This is expected to reduce operating costs, improve process throughput and reliability while saving energy and keep equipment in top form.

  • [PDF]
  • Increasing Availability through Advanced Gearless Drive

    The Gearless Mill Drive system consists of the ring motor with its feeding cyclconverter, pre-installed in an E-house. It also includes the excitation rectifier, the automation system (for mill and motor) including HMI, monitoring and diagnostic system, MCC’s (for mill and drive auxiliaries), differential

  • [PDF]
  • Preprint 13-050

    Presently the gearless drive is more costly than the complete mechanical portion (mill rotating element and accessories supplied by the mill manufacturers) and hence the customer/consultant needs to have two parties to deal with from the start of any project. There is an interface between the mill vendor and the gearless motor supplier.

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  • A Mechatronic Solution Design and Experience with Large

    The gearless drive of today is well known throughout the mining industry. After more than 30 years, a wide application spectrum for Gearless Drives has been installed, which are capable of handling various ore and mill types. Time has shown that all requirements for grinding mills can be satisfied by this concept. In many cases, innovative

  • Siemens Supplies Gearless Drive Systems with 'Frozen

    Sep 15, 2006· For the two ore-grinding mills, Siemens is supplying gearless ring motor drive systems supplied with power via cycloconverters. The SAG mill has a diameter of 38 feet (11.6 meters) and will be equipped with a 18 megawatts drive system. The 26 foot mill (8 meters) will have a drive

  • gearless mill drive system

    ABB commissions gearless mill drive system at Peru's largest gold mine. 09 June 2008. ABB announced it has successfully completed commissioning of a 16.5 MW gearless mill drive (GMD) system for a SAG (semiautogenous) mill at Minera Yanacocha. The mine, located in Cajamarca, Peru, is the largest gold producer in Latin America.

  • gearless mill drive system ToDoCafe

    Mar 01, 2012· Gearless mill drive system in iron ore ­processing Diagramm eines getriebelosen Mühlenantriebssystems von ABB Diagram of ABB's gearless mill drive system 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.

  • Control Engineering Green drives: Energy-efficient drive

    Apr 24, 2008· Baden, Switzerland — Gearless mill drive systems will maximize productivity and energy efficiency at a new copper mine in northern Brazil. ABB says it recently won an order from Vale (formerly CVRD) to deliver such a system to the Salobo mine, located at the Tapirape-Aquiri National Forest, in the state of Pará, Brazil.The mine is operated by a wholly owned subsidiary of Vale (formerly