6a746864_Jet_engine___Engineering__Type
[Description] Air enters a divergent-duct inlet, the front of the combustion area is shut, fuel injected into the air ignites, exhaust vents from other end of engine [Advantages] Very simple design, commonly used on model aircraft [Disadvantages] Noisy, inefficient (low compression ratio), works best at small scale, valves need to be replaced very often [Type] 
Pulsejet
Jet engine - Engineering
Type