Why is efficiency of a gas turbine better on Fuel Gas than Furnace oil? Why does Gas turbine always take 3MW or 4MW load more on Fuel Gas than on Furnace Oil? Please explain.

 

Sunny,

Please see:

http://www.control.com/thread.php?id=1026245413

But, it's your gas turbine, and you can operate it at whatever load you wish if it's out of warranty.