Centrifugal impeller for Sulzer magnetic levitation centrifugal blower
CD Centrifugal Impeller Centrifugal impeller for Sulzer magnetic levitation centrifugal blower Six months ago, a wastewater treatment plant in the Midwest called us in a quiet panic. Their Sulzer HST maglev blower had been tripping on excessive vibration for weeks. The site team had already swapped the magnetic bearing controller, updated the firmware, and checked every cable. Nothing worked. The real problem only showed up when we pulled the inlet cone and borescoped the high-speed stage: the centrifugal impeller had barely visible pitting on two blades—just enough to throw off the balance at 42,000 rpm and send the levitation system into protective shutdown. That call saved them from ordering a $20,000 bearing controller they didn’t need. And it’s