Structural Natural Frequency Tuning on a Vertical Pump
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This case study demonstrates the steps taken to solve a structural resonance issue on a VFD driven vertical pump installed in the field. Topics discussed include problem validation, steps taken to solve the issue, the resulting reduction in vibration amplitude, and key takeaways.
Patterson, Donnie (2018). Structural Natural Frequency Tuning on a Vertical Pump. Turbomachinery Laboratory, Texas A&M Engineering Experiment Station. Available electronically from