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CRANKSHAFT TORSIONAL VIBRATION
Thanks for your replies. I see you all agree that we might have gone to fast with the diagnostic, I understand. It is not easy to measure torsional vibration in such small engines as this one (as rob768 points out). "Common" vibration in an engine depends on rpm if it comes from unbalanced...- RREY
- Post #11
- Forum: Mechanical Acoustics/Vibration engineering
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CRANKSHAFT TORSIONAL VIBRATION
Hello all and thank you for your replies - This an engine dyno, no gearbox in it. Engine alone - Yes, the engine is an inline 4. - Crankshaft, flywheel and even clutch have been accurately dinamically balanced . - Vibration only occurs ONLY at that rpm range (5200-5500), not before nor after...- RREY
- Post #7
- Forum: Mechanical Acoustics/Vibration engineering
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CRANKSHAFT TORSIONAL VIBRATION
Hello all. I am new in this forum though I´ve been following some posts for a long time. We are developing a 4 cyl, N/A 2.0L endurance race engine and so got designed and machined custom billet crank, rods, pistons... Once engine is ready and on the dyno, we´ve found that there is a HUGE...- RREY
- Thread
- Replies: 21
- Forum: Mechanical Acoustics/Vibration engineering
