Vertical Pump Resonance, Finite Element Modeling, and Purchase Specifications
Abstract
When natural frequencies are well separated from machine generated vibration/forcing frequencies there is little amplification, but when not well separated significant vibration amplification can occur due to resonance. This presentation provides 2 vertical pump resonance examples and solutions. Often finite element modeling is provided before purchase to ensure acceptable frequency separation margins. Finite element modeling(F.E.M) can be a very good tool, but it requires many assumptions regarding boundary conditions and motor properties. The purchaser should know the potential problems with F.E.M when reviewing purchase specifications and results.
Description
Case StudyCollections
Citation
Voyles, Monroe (2020). Vertical Pump Resonance, Finite Element Modeling, and Purchase Specifications. Turbomachinery Laboratory, Texas A&M Engineering Experiment Station; Texas A & M University. Libraries; Texas A & M University. Libraries. Available electronically from https : / /hdl .handle .net /1969 .1 /196796.