https://notes.io/w2Ds7
https://click4r.com/posts/g/18....037975/richardson-ho
For gas turbines, the power extracted from the fluid additionally may be expressed in phrases of the enthalpy change, which for a gasoline is nearly proportional to the temperature drop throughout the turbine. In gas generators the working fluid is air mixed with the gaseous products of combustion. Most gas-turbine engines include no less than a compressor, a combustion chamber, and a turbine. These are normally mounted as an integral unit and operate