what is critical speed?

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Question Posted / p.mani

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what is critical speed?..

Answer / santhosh nooranad

Every equipent the manufacture is giving one or more
critical speed.Don't run the equipent in critical speed,It
cause trip or bearing damage

Is This Answer Correct ?

2 Yes

2 No

what is critical speed?..

Answer / salah

The Critical Speed is The Speed at Which the Center of mass
Not Equal to The Center of Rotation

Is This Answer Correct ?

2 Yes

2 No

what is critical speed?..

Answer / mohammad

each elastic element(body) has own natural frequencies.when
a shaft rotating at its own natural frequency,even a small
imbalanced loads causes broad bond frequencies.if should
any of this frqeuencies coincide with the system frequency
(exciting frequency) critical speed will be occured.

Is This Answer Correct ?

0 Yes

0 No

what is critical speed?..

Answer / hameedwahab

Critical Speed: When the shaft rotates at a speed, corresponding to its Natural Frequency of its material, then the minor unbalances are magnified and causes sever vibration (by Centrifugal Force) and damages the machine.

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0 Yes

0 No

what is critical speed?..

Answer / umesh

It is the apeed at which the frequency of the system equals
the natural frequency cause high vabration and damage the
bearings.

Is This Answer Correct ?

1 Yes

2 No

what is critical speed?..

Answer / raj

Critical speed of what??

Is This Answer Correct ?

18 Yes

21 No

what is critical speed?..

Answer / krishna

I need more clarification from Mr. karthick

Is This Answer Correct ?

5 Yes

9 No

what is critical speed?..

Answer / koteswar

1.Generally we see the critical Speed in fleaxible mounted
high speed turbo machinerys only.
2.The critical speed is undamped free vibration,

Is This Answer Correct ?

13 Yes

18 No

what is critical speed?..

Answer / rahul gohil

According to steam turbine critical speed is we can termed
as critical band also.cs means one stage of speed at where
rotating equipment will be stopped for certain min to
prevent unwanted vibration.becose at the stage of initial
starting high speed rotating equipment getting sacked or
dumped.

Is This Answer Correct ?

2 Yes

8 No

what is critical speed?..

Answer / manoj patel

critical speed of which m/c

Is This Answer Correct ?

10 Yes

18 No