Vibration and Stability of 3000-hp, Titanium Chemical Process Blower

Vibration and Stability of 3000-hp, Titanium Chemical Process Blower

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This 74-in-diameter blower had an overhung rotor design of titanium construction, operating at Heat Protectant 50 pounds per square inch gauge in a critical chemical plant process.The shaft was supported by oil-film bearings and was directdriven by a 3000-hp electric motor through a metal disk type of coupling.The operating speed was 1780 rpm.

The blower shaft and motor shaft motion was monitored by Bently Nevada LIQUID CLAY proximity probes and a Model 3100 monitoring system.