What type of engine is the CFM56-7B?

The CFM56-7B engine is classified as a high-bypass turbofan engine, which is designed for commercial aviation applications, particularly in the Boeing 737 family. This type of engine is characterized by having a large bypass ratio, meaning that a significant portion of the air is bypassed around the engine core, with only a smaller amount passing through the combustion chamber.

High-bypass turbofan engines are highly efficient and provide better fuel economy and lower noise levels compared to other engine types. This is crucial for modern jet airliners, as airlines are continually seeking ways to reduce operational costs and meet stringent noise regulations at airports.

Furthermore, the design of the CFM56-7B enables it to produce a high thrust-to-weight ratio while maintaining lower emissions, contributing to its popularity among airlines. The choice of this engine type supports the operational needs and performance requirements of commercial aircraft in terms of speed, altitude, and fuel efficiency.