what is critical speed of a turbine

Answer Posted / sornakumar

The angular speed of rotating machinery at which excessive vibration is produced; at this speed the periodic disturbing force coincides with a mechanical resonance of the shaft and/or of the machinery or its supports.this effect in turbine is called critical speed of turbine

Is This Answer Correct ?    7 Yes 6 No



Post New Answer       View All Answers


Please Help Members By Posting Answers For Below Questions

Explain how to clean LO

1432


What is viscosity and why is it important?

720


What will you do when scavenge fire happened?

1475


What should be done to prevent a safety valve to stick to its seat ?

634


current rating of a 3 phase dg set is 20 amp, but what will be the per phase current for single phase supply?

1785






Why RPM cum hour meter connection is not possible in water cooled DEA set. Is there any problem in sensing?

1497


Do you have idea about various methods of production of gears ?

638


Define a machine shop?

579


what is the reson in a/c system that TPN TRIPPING

1517


Which has the greater pressure in a stern tube sealing seawater or L.O.

1461


DURING STEAM BLOWING OF PIPE LINE, A BLUISH COLOR CONICAL PATTERN IS OBSERVED AT THE END OF PIPE. WHATS THE CONCEPT BEHIND IT?

1864


Explain the mechanical advantage of a double pulley?

672


what is tranformer and transducer

1465


what is varible

1684


State the laws of thermodynamics and its importance of in mechanical engineering.

603