Chapter 1 fundamental concepts of turbomachine 1.1 Introduction and definition of turbomachine 1.2 classification of turbomachine 1.3 Basic laws and governing equations 1.4 energy transfer in turbomachines and Euler’s equation 1.5 efficiencies of compressors and preheat factor 1.6 efficiencies of turbines and reheat factor 1.7 blade classification 1.8 blade terminology 1.9 drag and lift 1.10 cascade testing 1.11 drag and lift in cascade 1.12 fans and blowers