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2011 WIND INDUSTRY in gERMany - Wind-Energy-Market

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SuppliersEickhoff Antriebstechnik GmbHEICOGEAR: Robust gearboxes for w<strong>in</strong>d turb<strong>in</strong>esThe successful history of the Eickhoff Group started over 140 years ago with the setup of a foundry and eng<strong>in</strong>eer<strong>in</strong>g works for the coal m<strong>in</strong><strong>in</strong>g <strong>in</strong>dustry <strong>in</strong> the Ruhr Area.Despite its global activities, the Eickhoff Group as a medium-sized family companystill feels strongly attached to its roots.Eickhoff Antriebstechnik GmbHAddress Hunscheidtstraße 17644789 BochumFederal state North Rh<strong>in</strong>e-Westphalia / GermanyPhone +49 (0) 234 / 975 - 0Fax +49 (0) 234 / 975 - 2579E-Mail getriebe@eickhoff-bochum.deWebwww.eickhoff-bochum.deProfileCategoryGearsSuppliers of mechanicalcomponentsTurnover € 300 million (Group)Employees 1,200 (Group)Found<strong>in</strong>g year 1864“In times of relative quiet we <strong>in</strong>tensivelyfocus on structures and processes, whichis time spent on quality”Dr Ralf Wittor, CEOEickhoff started manufactur<strong>in</strong>g gearboxesfor the w<strong>in</strong>d turb<strong>in</strong>e <strong>in</strong>dustry <strong>in</strong> 1990 andhas s<strong>in</strong>ce developed extensive experience<strong>in</strong> this area. Long-last<strong>in</strong>g, service-friendlygearboxes are designed <strong>in</strong> close cooperationwith customers to reduce overall plantoperat<strong>in</strong>g costs. With<strong>in</strong> the group ofcompanies, Eickhoff benefits from strongvertical <strong>in</strong>tegration of manufactur<strong>in</strong>g experience.The foundry for example has extensiveknowledge <strong>in</strong> metallurgy, which isutilized <strong>in</strong> mak<strong>in</strong>g qualitatively high-gradecast<strong>in</strong>gs. The eng<strong>in</strong>eer<strong>in</strong>g team is highlycompetent <strong>in</strong> gear component manufactur<strong>in</strong>gand cast<strong>in</strong>g mach<strong>in</strong><strong>in</strong>g as a result oflong-stand<strong>in</strong>g experience <strong>in</strong> the productionof high-performance mach<strong>in</strong>ery and gearboxesfor the m<strong>in</strong><strong>in</strong>g <strong>in</strong>dustry.All complex gear components are designedfor safe normal operation and for occasionallyoccurr<strong>in</strong>g overloads with the aidof sophisticated FEM (F<strong>in</strong>ite ElementeMethod) calculations. Adequate safety marg<strong>in</strong>sare built <strong>in</strong> to ensure the plant cancont<strong>in</strong>ue operat<strong>in</strong>g even under extremeconditions.Every gearbox is tested for all relevantparameters on the company’s test benches,and each successful test run is documentedby the Eickhoff quality seal of approval.Prototypes are additionally tested underextreme conditions (low temperatures,maximum overloads) and <strong>in</strong> specific(<strong>in</strong>cl<strong>in</strong>ed) mount<strong>in</strong>g positions <strong>in</strong> the drivetra<strong>in</strong>.68 W<strong>in</strong>d <strong>in</strong>dustry <strong>in</strong> germany

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