Continue to Site

Eng-Tips is the largest engineering community on the Internet

Intelligent Work Forums for Engineering Professionals

  • Congratulations cowski on being selected by the Eng-Tips community for having the most helpful posts in the forums last week. Way to Go!

Search results for query: *

  • Users: jimskuo
  • Content: Threads
  • Order by date
  1. jimskuo

    hydromechanical resonant frequency (HRF)

    I used 40 hydraulic cylinders controlled by one system to conduct vehicle fatigue test. The system was shut down because two cylinders feedback loads oscillating above limit loads (15 Hz instability oscillation). Is it possible a HRF phenomenon? Is it workable to use a wider bore diameter to...

Part and Inventory Search