Question

Which Process Is use to going high pressure to low pressure in gas turbine power plant?

Answer 1

process as in ??

This might be under constant Volume ...

Answer 2

This is part of my degree right now... haha.

Are you talking about the high pressure in the turbine itself, a steam recovery system, or something entirely different?

Usually cogeneration is used in power plants with turbines, so steam is almost always there.

Answer 3

it follows isentropic process
gas turbines are based on brayton cycle which follow isentropic process.

Answer 4

I'd agree with kunalkambo. Under ideal conditions, turbines and pumps treated as isentropic devices.