Products & Solutions for the Mining Industry
These include fully integrated, pre-packaged e-house power and automation solutions, and a comprehensive range of drives for material handling systems. we're driving the use of …
ABB Library
With this innovative concept the gearless mill drive eliminates all critical mechanical components inherent within a conventional mill drive system, such as ring gear, pinion, …
(PDF) Technical Evaluation and Practical Experience of
Grinding mill drives play an important role in the mining industry. Almost 60% of the electrical energy consumed by modern concentrator plants goes to grinding mill drives.
Gearless conveyor drives
Gearless conveyor drives. Application. Wider and longer conveyors to move more material in the tens of kilometers and ascend steep gradients, with fewer transfer stations.
Minera Los Pelambres continues to place its trust in Siemens: Gearless …
Mining & Quarry World reports that since January 2010, ... Chile´s Minera Los Pelambres Ltda. is operating a new SAG mill and a new ball mill equipped with gearless drives systems by Siemens ...
Gearless conveyor drive for medium power conveyors
MINING. Gearless conveyor drive for medium power conveyors. Superior performance with permanent magnet motors. ABB's gearless conveyor drive, rated from 1 to 3 MW motor power, removes the need for a gearbox, thereby lowering maintenance costs while improving overall reliability leading to greater uptime. ABB's gearless conveyor drive for ...
Gearless mill drive (GMD) and digital services for Kinross Tasiast mine
For this expansion project, Kinross selected ABB to provide a 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). Joel Desmeules, Construction Manager for the SAG mill, at Kinross. "We are pleased with the ABB team's ...
How digitalized gearless drive technology …
Located at an altitude of 2,850m, the mine has a design capacity of 11,000t per hour (tph). Eleven 5MW gearless drives with synchronous motors running at low speeds (50-60rpm) drive three conveyors; two with four …
Gearless mill drives
Gearless mill drive system (GMD) Maximum availability and productivity. Go gearless to meet your business objetives by exceeding standard availability targets in your grinding …
Green conveyor systems driven by slow-speed gearless drives
The multiple benefits of using low-speed gearless drives in conveyor systems when it comes to the environment and production efficiency were illustrated during a ground-breaking project involving the installation of a new 333m-long 'green' E1 conveyor system at the Bílina mine in the west of the Czech Republic.
ABB commissions six gearless mill drives at Cobre Panama
Technology leader ABB has deployed six ABB gearless mill drives at the Cobre Panama copper mine, which is located 120 km west of Panama City. The operator is Mineria Panama S.A. Following a period ...
gearless conveyor drives Archives
ABB has provided engineering design, gearless conveyor drives (GCD), electrical equipment for power supply, energy distribution and automation of a new underground and overland conveyor system at one of the world's largest copper mines. Chuquicamata is currently transitioning from open-pit to underground mining, with the …
Gearless mill drives for Antofagasta's Los Pelambres
Siemens has supplied the gearless drives for a 10.9 m, 15 MW SAG mill and a 7.9 m, 15.5 MW ball mill at Antofagasta's Los Pelambres operation in Chile. The mills, in operation since January, are ...
Six gearless mill drives commissioned at Panama's newest mine
Commercial production of copper is now underway at large open pit copper mine, Cobre Panama, owned by First Quantum Minerals Ltd. Technology company ABB has deployed six gearless mill drives in Panama, resulting in the extraction of copper ore which is announced this month. Cobre Panama, which spans 13 600 hectares, is located …
Remote Diagnostic Services for Gearless Mill Drives
Gearless mill drives (GMDs) are the workhorse in the mineral processing industries, more specifically when it comes to grinding crushed ore and cement (in various production stages) in semi- ... Typically, a mining company exploits the economies of scale by using one large mill instead of two smaller ones, resulting in a significantly higher ...
Gearless conveyor drives (GCD) for high power | ABB
ABB's gearless conveyor drives (GCD) enable the design and construction of high torque conveyors which go to the limit of belt strengths and pulleys. Synchronous motors (2.5 - 9MW, 50-60rpm / 400 - 1700kNm) are embedded onto a special base frame which allows to transport the motor in a piece, to perform shortest installation time as well as ...
Gearless mill drive training courses
LC Mining, Aluminium and Cement ; Gearless mill drive training; Gearless mill drive training. ABB is number one in gearless mill drives (GMD) and combines its extensive industry knowledge with its application experience to select the most economical drive solution for your particular circumstances. The wrap around motor is designed with so ...
Gearless Conveyor Drives- the power behind the world-s …
At Chuquicamata, switching from open-pit with truck/shovel operations to underground operations using the TAKRAF conveyor with ABB gearless drives will help mine owner Codelco save roughly 130 million litres of gasoline per year by eliminating the need for 120 large-haul trucks, bringing the CO₂ emissions from the mine from 340,000t per annum to …
Making remote mines and low ore grades economical and …
ABB successfully commissions six gearless mill drives at Panama's newest mine ABB GMDs at Panama's newest mine. 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 …
TECHNICAL AND COMMERCIAL BENEFITS OF GEARLESS …
The first Gearless Mill Drive (GMD) with a power of 6.5 MW was installed 1969 in a cement milling process in the cement plant Le Havre in France. In the first few years, the GMD was only used in the cement industry. The GMD is also known as …
SIMINE Gearless mill drives
Gearless mill drives. Longer service intervals thanks to low-wear drive processes SIMINE Gearless mill drives' rpms can be tailored to your operations at any time, and are infinitely variable and uncomplicated. Whether manually or fully automatic – rpms can be adjusted to account for the proper-ties of the ore, resulting in significantly less
Siemens gearless drive tech for Quellaveco
Staff reporter. Siemens' gearless drive technology is powering a high-capacity overland conveyor in Quellaveco, Peru. 22 October 2019. Anglo American's Quellaveco mine in Peru contains approximately 7.5Mt of copper in ore reserves - enough to wire 80 million homes or equip 90 million electric vehicles. With the rugged landscape …
ABB Library
Mill operators face the twin challenge of increasing production to meet demand for commodities and declining ore grades. Marcelo Perrucci, Global Product Line Manager, Grinding, ABB, explains why gearless mill drives (GMDs) are increasingly becoming the solution of choice for high-capacity mills. Published in Global Mining Review - October 22.
Operation of High-Power Cycloconverter-Fed Gearless Drives Under
Gearless Drives under Abnormal Conditions. ... tection is the frozen char ge protection. ... Up-rating of electrical drives employed in mining installations, like mills and conveyors, is gaining ...
Siemens gearless drives for Quellaveco conveyor
Conveyors are an increasingly important gearless drive market. Powered by Siemens' new gearless drive technology, thyssenkrupp's high-capacity overland conveyor will access one of the world's largest copper reserves in Quellaveco. The Quellaveco mine in Peru contains approximately 7.5 Mt of copper in ore reserves. With the rugged …
Gearless Drives for Ore Conveying and Grinding
Gearless drives have been becoming an ever more relevant solution for conveyor belts the past few years. Where several megawatts of power are required at a drive pulley, gearless drives are a real alternative to …
Siemens to equip thyssenkrupp overland conveyor system in
The first conveyor system to run with gearless drives was installed in 1986 by Siemens and thyssenkrupp (formerly O&K) in the Prosper-Haniel Mine belonging to Deutsche Steinkohle AG.
SIMINE Gearless mill drives
SIMINE Gearless mill drives' rpms can be tailored to your operations at any time, and are infinitely variable and uncomplicated. Whether manually or fully automatic – rpms can be …
Gearless Drives from Siemens Helping Improve Efficiency and Reliability
The mine, 4,200 meters above sea level, belongs to Xstrata Copper and is scheduled to produce an average of 160,000 tonnes of copper in concentrate per annum in the initial years of its more than 20-year projected mine life. The gearless drives will help to boost the efficiency and reliability of the conveyor system in Peru and reduce ...
Gearless conveyor drives (GCD) for medium power | ABB
ABB's innovation, the gearless conveyor drive (GCD) for medium power is based on permanent magnet motor (PMM) technology. Rated from 1 to 3 MW motor power, it …
Design and Optimization of Gearless Drives using Multi …
TY - BOOK. T1 - Design and Optimization of Gearless Drives using Multi-Physics Approach. AU - Andersen, Søren Bøgh. PY - 2012. Y1 - 2012. N2 - Many different technical areas are involved in the design process of large gearless drives for the mining industry, aiming at correctly describing the electrical-mechanical-thermal behavior of the drive.
Control and drive systems for mine conveying
Gearless conveyor drives for high power operate with synchronous motors that run at low speed, 50-60 rpm. Gearless drives for medium and low power use permanent magnet motors designed for this speed range. ABB gearless conveyor drives are built to with-stand the shocks and vibrations in mining con - veyor applications and address the required IP
An Introduction to Permanent-Magnet Gearless Motors …
At a leveling speed of 5 fpm, the actual motor shaft speed may be 11.75 rpm. Now, consider the system as a gear-less motor, where 5 fpm would correspond to 0.73 rpm. So, for the same encoder resolution, the incremental encoder line count would need to be at least 32,000 pulses per revolution.
TAKRAF and ABB renew gearless conveyor drive technology …
Posted by Daniel Gleeson on 12th March 2024. TAKRAF and ABB have renewed their ongoing strategic partnership regarding the deployment of gearless conveyor drive (GCD) technology on TAKRAF bulk material handling solutions to enable a more sustainable and resource-efficient future, the companies say. The partnership, which …