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Nov 21, 2016· "The gearless drive system eliminates the gearbox from the motor, which reduces part wear and required maintenance. Another advantage is the reduction in the drive system footprint and instrumentation required.
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Gearless drives for high capacity belt conveyors M. Dilefeld, Takraf , Leipzig, Germany Belt conveyors in opencast rock quarries are the determining factor in the development of the drive components at the upper end of the performance spectrum.
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Gearless drives, for example, enable the use of larger drive units and are increasingly being looked at to power belt conveyors in place of conventional gear drives. According to TAKRAF, motor efficiency curves in relation to motor torque for gearless drives show values that consistently surpass the characteristics of traditional conveyor drives.
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A key feature of the solution to be provided by ABB is the gearless conveyor drive system. This is state of the art solution to meet the extremely high load requirements and the necessary power availability; which would not have been achievable with a conventional drive solution.
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ABB''s expertise in gearless drive technology along with its cooperation agreement with Tenova TAKRAF one of the leading companies in the area of mining and bulk material handling equipment ...
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TAKRAF from Leipzig, Germany (as the main contracting party for the conveyor system) in December 2012. The electrification of the new gearless overland conveyor is part of an overall 550 million expansion at the El Teniente mine, located approximately 70 km southeast of Santiago de Chile. Project scope The total scope of the El Teniente project
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ABB''s knowhow in gearless drive technology and its cooperation agreement with Tenova TAKRAF, a global leader for mining and bulk material handling equipment, were main factors for winning the order.
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Leveraging its heritage, the industrial principles of its group, and the passion for technology of its professionals, Tenova is able to anticipate the trends and transformations within the industries, as demonstrated by the recent rewards to several innovations developed both in metals and mining sectors; among them, the Pomini PDT (Pomini Digital Texturing Technology) and the new furnace concept, the .
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Carsten Schwarz Inside Sales Manager at Intsel Steel West A subsidiary of TripleS Steel Holdings, Inc.
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Takraf said it was already working on another project for Vattenfall, in which it is changing the large bogie and roller table at the F60 conveyor bridge at the Nochten opencast mine.
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Belt conveying of minerals is a comprehensive reference on the science and technology of belt conveyors, aimed at providing mine and quarry operators, as well as engineering students, with a balanced view of the technical issues associated with belt conveyors and to assist in the decisionmaking process when installing belt conveyor systems.
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Takraf Details Extensive Gearless Driven Conveyor Project at El Teniente (, 2013) Weir Minerals Supplies Pumps to West African Sands Project (June 4, 2013) Launches New .
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May 6, 2016 ABB, a power and automation technology group, won an order from Tenova TAKRAF Chile to automate a powerful conveyor belt systems to be built at Chuquicamata Mine in Chile. The belt system will deliver copper ore from the underground mine directly to the concentrator plant, 13 kilometers away from the mine site.
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Gearless means no wear, which leads to a long life and low maintenance. And fast, precise mill positioning minimizes downtimes during liner change. Siemens managed the entire project, including planning, startup and service.
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After successful precommissioning, crushed copper ore was successfully conveyed along the entire 13 km (of which 7 km underground) belt conveyor system, designed and delivered by Tenova TAKRAF. This system achieves a number of world firsts with total installed drive power, including various feeder conveyors, totaling an incredible 58 MW, of which there are 11 x 5 MW gearless synchronous motors.
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TAKRAF, in partnership with ABB, has integrated such features within gearless drives which have been standard features for conveyor drive systems for a long time .
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Takraf details extensive gearless driven conveyor project, For this reason Takraf has developed a unique system to service these steep conveyors A special maintenance cart straddling the conveyor has been designed to minimise the tunnel cross section It is equipped with a small service crane and runs on rails along the entire conveyor length
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