abb drives sag mill

abb drives sag mill

Sag Mill Drives Vente

Sag Mill Drives Vente

The six ABB GMDs, which are the most powerful mill drive systems on the market are all now in continuous operation. Two 28 MW gearless mill drive systems (GMDs) are operating in the mine's 40 foot SAG mills and four 16.5 MW GMDS are employed in … Siemens has provided about 80 SIMINE Gearless mill drives to the mining industry since 1980. In these thirty-plus years, SIMINE Gearless mill drives have accumulated a combined total of over 500 years in operation time – and this number is steadily growing even as you read this. This is a benchmark we are immensely proud of. Your benefits

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Gearless mill drives - Grinding | ABB

Gearless mill drives - Grinding | ABB

 · Our gearless mill drive system is a robust, fit for purpose solution engineered for reliable, long-life and low maintenance operation. Category Science & Technology  · The Collahuasi motor was for a 40 ft SAG mill. The Antamina 38 ft SAG mill was also driven by an ABB motor and the hanger plates had not failed on that machine after several years of operation. Similarly, the Sossego motor for the 38 ft SAG mill had not failed. It too had an ABB motor and it had operated longer than the Collahuasi motor.

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ABB solutions take copper mining to new heights

ABB solutions take copper mining to new heights

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 grinding operations combines a robust, service-friendly and fit for purpose design to provide highest throughput, reliability … Laguna Seca concentrator uses a SAG mill and three ball mills, all driven by gearless mill drive (GMD) systems. Table 1 gives an overview of the basic technical data of the installed drives. TABLE I. MILLS AND THEIR DRIVES IN THE LAGUNA SECA PLANT Equipment Drive Comments SAG Mill (Semi-autogenous Grinding) Quantity : 1 unit

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

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

ABB’s scope of supply includes a 13 MW Gearless Mill Drive system for a 36’ SAG (semiautogenous) mill, consisting of cycloconverter transformers, excitation transformers, E-house containing a cycloconverter drive with AC800 PEC control, motor control center ,video monitoring system as well as a harmonic filter study.  · 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 ...

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ABB gearless mill drives - YouTube

ABB gearless mill drives - YouTube

Three ABB gearless mill drives up and running at Mina Ministro Hales, Chile ... By eliminating all critical mechanical components inherent within a conventional mill drive system, ABB’s GMDs significantly increase reliability, availability and efficiency. ... 12MW SAG mill Contact us. Media relations for ABB in Mining ... 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. Two 28 MW gearless mill drive systems (GMDs) are operating in the mine's 40 foot SAG mills and four 16.5 MW GMDS ...

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Sentinel: Siemens Gearless Mill Drives - YouTube

Sentinel: Siemens Gearless Mill Drives - YouTube

Mill Size: SAG Mill 38 feet/11,58 m Ball Mills 24 feet/7,32 m Ore processed: Copper/Zinc Drive Rating: SAG Mill 20,1 MW, 9,23 rpm Ball Mills 11,2 MW, 11,38 rpm Award of Contract: March 1999 Start of Operation: June 2001 ABB’s scope of supply: Four complete Gearless Mill Drive Systems including: Wrap-around Motors Cycloconverters & Excitations ... Frozen charge detection and automatic loosening with gearless mill drives (SAG Conf. 2015) Mill drives: the desire for increased power and the associated limits and conditions (SAG Conf. 2015) The engineering and process effects of choosing a motor design speed (SAG Conf. 2015)

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Gearless Drives

Gearless Drives

 · 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 ... SAG mill and two 26 ft ball mills, all made by . The drive systems that enable the mills to operate at benchmark levels of reliability, efficiency and availability were made by ABB, whose solution comprises a 23.5 MW gearless mill drive (GMD) for the SAG mill, and two 13 MW low-speed dual-pinion ring-geared mill drive (RMD) systems for the ...

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Sophisticated ABB grinding solutions at Mount Milligan ...

Sophisticated ABB grinding solutions at Mount Milligan ...

 · Our variable-speed mill drives offer optimized solutions for grinding applications such as AG, SAG and ball mills. These drive systems are based on ABB's ACS drives family and offer the following ... As the SAG mill’s operation depends greatly on the variable speed drive, Agnico-Eagle requires around the clock access to drives specialists and spare parts. ABB, the largest drives supplier worldwide, has a global support network, providing assistance and spare …

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SmartMill - Grinding | ABB

SmartMill - Grinding | ABB

ABB is delivering a range of power and automation solutions for the Toromocho copper mine in Peru, one of the largest undeveloped copper deposits in the world. The solutions include a mine-wide electrical package and process control system, and the largest, most powerful gearless mill drives in the world – all engineered to operate at the unprecedented altitude of 4,600 meters above sea level.  · .

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ABB commissions gearless mill drive system in Peru

ABB commissions gearless mill drive system in Peru

Gearless mill drives - Grinding | ABB. 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 grinding operations combines a robust, service-friendly and fit for purpose design to provide highest throughput, reliability . drive for a 38-foot SAG mill located at the company’s Grasberg plant in Indonesia. 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 ...

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Gearless Mill Drive Protection Improvements and Its ...

Gearless Mill Drive Protection Improvements and Its ...

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. ... It is situated near the Newmont Yanacocha gold mine, where an ABB GMD has been operating successfully since early 2008. The contract includes the engineering for a 28 megawatt GMD system for a 42 feet SAG (semiautogenous) mill, the world’s largest mill in diameter.

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