perhaps handling finer coal becomes difficult!!!

Specify the application...if it is to bring down the wear factor, replace the type of contact between the surfaces...i.e introduce rolling contact in place of sliding contacts..although as mentioned by...

Specify the application...if it is to bring down the wear factor, replace the type of contact between the surfaces...i.e introduce rolling contact in place of sliding contacts..although as mentioned by...

I feel we simply cant assign the cause of the noise to the gas turbine..obviously it contributes to the noise factor in a big way.. probably a flow analysis around...