gearless mill drive system

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

  • ABB gearless mill drives YouTube

    Feb 21, 2019· Our gearless mill drive system is a robust, fit for purpose solution engineered for reliable, long-life and low maintenance operation. Category Science & Technology

  • Author: ABB in Mining
  • ABB Motor Gearless Mill Drive GMD System YouTube

    Nov 08, 2016· ABB Motor Gearless Mill Drive GMD System. Electric Motor HOW IT'S MADE-Super Electric Motor Manufacturing Technology in China Duration: 22:05. SMT Winding Equipment Recommended for you

  • Author: Indonesian Cement Knowledge Share
  • Sentinel: Siemens Gearless Mill Drives YouTube

    Jan 19, 2016· The mills at Sentinel in Zambia are amongst the world’s biggest, with 2 off 40 ft SAG mills complete with 28 MW drives, and 2 off 28 foot-ball mills with 22 MW drives. For mines of this size

  • Author: Siemens
  • Gearless Mill Drives Beneficiation Siemens

    The Siemens 42-ft Gearless Mill Drive, still an evolutionary design approach? (SAG Conf. 2015) Optimization of the drive system for a cyclone feed pump (SME 2015) Increasing availability through advanced Gearless Drive Technology (CMP 2014) Design and dynamic behavior of large ring motors for grinding mills (SMMH 2012)

  • 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.

  • Gearless Drives Siemens

    veloping a 12,000 kW gearless drive for the Kennecott, 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

  • 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 motor. Building a track record

  • Los Bronces relying on Siemens Gearless Mill Drives YouTube

    Jul 07, 2016· In Chile, in Anglo American’s Los Bronces mine, Siemens Gearless Mill Drives have been implemented for the Confluencia concentrator plant. Siemens GMD's are essential pieces of equipment for the

  • Author: Siemens
  • Ring-geared mill drives Grinding ABB

    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 mill application features such as automatic positioning and creeping modes.

  • gearless mill drive system Spanish translation Linguee

    Many translated example sentences containing "gearless mill drive system" Spanish-English dictionary and search engine for Spanish translations.

  • 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

  • Mining industry Market-specific Solutions Siemens

    The gearless drive system includes four low-speed synchronous motors (4.4 MW, 66 rpm) and the associated SINAMICS SL150 converters. The gearless mill drives operate more energy efficiently, having a 5% higher efficiency factor than conventional drive systems.

  • Gearless mill drive (GMD) and digital services for Kinross

    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.

  • CHH624 Gearless Mill Drive Operation and Maintenance

    CHH624 Gearless Mill Drive Operation and Maintenance Course goal The goal of this course is to provide participants with the required practical knowledge and in-formation on safe operation and maintenance of the gearless mill drive (GMD) system. This training will help to enhance the operation and the maintenance of the GMD in order to ensure

  • ABB gearless mill drive system will power world’s first 42

    Baden, Switzerland, September 1, 2010 ABB, the leading power and automation technology group, 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.

  • 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.

  • 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.

  • Gearless mill drive order in Kazakhstan Mineral Processing

    ABB recently won an order worth 44 million US$ to deliver three gearless mill drive systems (GMDs) for a new copper mine to be operated by Kazakhmys PLC (Kazakhmys) in southeastern Kazakhstan. The contract was awarded in the first quarter of 2012. Kazakhmys is the largest copper producer in Kazakhstan and one of the top copper producers in the

  • Sophisticated ABB grinding solutions at Mount Milligan

    Jan 19, 2018· 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

  • Gearless drive systems for belt conveyor and grinding

    The Siemens Drive Technologies Division has commissioned a gearless belt conveyor system in the Antapaccay copper mine in Peru. This is the first large-scale reference for this technology outside

  • CHH621 Gearless Mill Drive Theoretical System Overview

    main components of the gearless mill drive system a Understand the cooperation and inter-action of the system components and how they do affect the system behavior and protection a a Understand general operation princi-ples of the GMD on a non-technical level a Participant profile This training is targeted to project manag-

  • Gearless Mill Drives Beneficiation Siemens

    The Siemens 42-ft Gearless Mill Drive, still an evolutionary design approach? (SAG Conf. 2015) Optimization of the drive system for a cyclone feed pump (SME 2015) Increasing availability through advanced Gearless Drive Technology (CMP 2014) Design and dynamic behavior of large ring motors for grinding mills (SMMH 2012)

  • CHH621 Gearless Mill Drive Theoretical System Overview

    main components of the gearless mill drive system a Understand the cooperation and inter-action of the system components and how they do affect the system behavior and protection a a Understand general operation princi-ples of the GMD on a non-technical level a Participant profile This training is targeted to project manag-

  • Gearless drive systems for belt conveyor and grinding

    The Siemens Drive Technologies Division has commissioned a gearless belt conveyor system in the Antapaccay copper mine in Peru. This is the first large-scale reference for this technology outside

  • Making remote mines and low ore grades economical and

    ABB gearless mill drive (GMD) system explained in 3 min. Highest power, availability and energy savings up to 3%. Unlike more traditional ring-geared mill drives where a ring-shaped gear encircles the mill and drives it through one or two pinions followed by conventional motors GMDs work by mounting rotor poles directly to the mill body

  • 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

  • ABB successfully commissions largest gearless mill drive

    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; making Mount Milligan’s grinding circuit one of the most advanced and powerful in North America.

  • 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.

  • Gearless Ball Mill Operation

    The reliability of large diameter, high horsepower ball mill is paramount when large production and minimum downtime is required. The 17 ft. x 56 ft. double compartment ball mill at St. Lawrence Cement Company has the first gearless drive built in North America and has the world’s largest hydrodynamic bearings currently built and running.

  • Preprint 13-050 ceecthefuture

    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.

  • Gearless conveyor drives Crushing and conveying ABB

    Mining pilot project Retrofit of a 200 kW conveyor drive (English pdf Reference case study) The benefits of modern drives (English pdf Article) Gearless drives for medium-power belt conveyors (English pdf Article) When less is more Gearless conveyor drives for higher reliability and availability (English pdf Article)

  • 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

  • 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,"

  • Advantages of Gearless Motor Drives in Large Ore Grinding

    Gearless motors up to 22 MW are in service in many of these ore processing plants. Gearless motor drives are also known as “ring motors" or “wrap around motors." The motor consists of a large number of magnets placed circumferentially on the shell of the grinding mill. This is similar to the rotor of a conventional motor.

  • ABB successfully commissions six gearless mill drives at

    Nov 07, 2019· The six ABB Gearless Mill Drives, which are the most powerful mill drive systems on the market for semi-autogenous (SAG), ball and autogenous mills, have been installed since late last year and are all now in continuous operation.