Busch Vacuum Pumps and Systems Central Vacuum Supply Brings 50% Energy Savings in Rotor Blade Production Maulburg, Germany, 2/14/18 - Groß-Rotorblattfertigung GmbH achieved energy savings of at least 50% for the vacuum supply for rotor blade production thanks to the use of a new centralized vacuum system. The plant, which belongs to the ENERCON Group, was also able to avoid noise and heat emissions in the production hall by centralizing vacuum generation for resin infusion. The vacuum supply, which was designed and implemented by Dr.-Ing. K. Busch GmbH, is housed in a separate room and provides the vacuum for all of Groß-Rotorblattfertigung. ENERCON has been producing rotor blades for wind turbines on the site of a former steel foundry in Magdeburg-Rothensee since 2001. Today there are six

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