exactly how a vapor bubble can destroy impeller?

Answer Posted / sriram_veluri

normally vapour bubbles are formed in an impeller due to
the phenomenon of turbine cavitation.the vapour bubbles
being low pressure points raise to the surface hitting the
impeller ,get ruptured between the high pressure fluid and
the impeller body and eventually burst damaging the
impeller body.

Is This Answer Correct ?    10 Yes 1 No



Post New Answer       View All Answers


Please Help Members By Posting Answers For Below Questions

What are the principal constituents of brass?

680


what is the difference between fire grate in a boiler and the burner? and is the fire grate is the furnace of the boiler?

1405


on which date sail exam is held & what the criteria for this exam

1545


Explain what does 0.125 inch stand for in 0.125 inch npt thread?

670


When looking at a flanged extension pipe and it is labeled DN20, just what does that mean or intel?

1862






what are the different theories of failure under static load, explain briefly?

656


hello sir iam atul joshi from mechanical branch. i want to know about the syllabus of technical ques of jindal steel

1506


Why did you choose this Mechanical Engineering Carrier? What goals do you have in your carrier? How do you plan to achieve these goals?

2100


What is the boiler bank position?

1979


what is run out? how to calulate run out vaue.

1480


Out of constant pressure and constant volume lines on ts diagram which line has higher slope ? And whether slope is constant or variable ?

829


Causes of M/E high exhaust valve temperature

1485


tell about a type when u had to use ur presentation skill to influence someone's.

1390


What is the difference between "stress and strain”?

624


previous question papers for group 2

1474