ideal adiabatic cycle
71Air-fuel ratio — (AFR) is the mass ratio of air to fuel present during combustion. When all the fuel is combined with all the free oxygen, typically within a vehicle s combustion chamber,the mixture is chemically balanced and this AFR is called the stoichiometric …
72Rocket engine nozzle — A rocket engine nozzle is a propelling nozzle usually of the de Laval type used in a rocket engine to expand and accelerate the combustion gases, from burning propellants, so that the exhaust gases exit the nozzle at hypersonic… …
73Alternative fuel vehicle — refers to a vehicle that runs on a fuel other than traditional gasoline or diesel; any method of powering an engine that does not involve solely petroleum (e.g. electric car, gasoline electric hybrid, solar powered). Due to a combination of heavy …
