: Sharp vibration peaks at 9,200 rpm and 13,800 rpm during coast-down.
In one notable case, a three-stage high-speed refrigeration compressor suffered from chronic unreliability due to its critical speed being located exactly at its operating speed . turbomachinery rotordynamics with case studies pdf
The sub-synchronous vibration disappeared, allowing the machine to reach full design pressure safely. 4. Case Study: Bowed Rotor in a Steam Turbine The Problem: : Sharp vibration peaks at 9,200 rpm and
You can adapt this for your specific platform (LinkedIn, company blog, or technical forum). : Sharp vibration peaks at 9
The rotational speeds corresponding to the system's natural frequencies. Operating near these speeds causes high vibration.