jet engine

Table of Contents

Introduction
General characteristics
Principles of operation
- The prime mover
- The propulsor
Basic engine types
- Turboshaft engines
- Turboprops, propfans, and unducted fan engines
- Medium-bypass turbofans, high-bypass turbofans, and ultrahigh-bypass engines
- Low-bypass turbofans and turbojets
- Ramjets and supersonic combustion ramjets
Hybrid engine types
- Vertical and short takeoff and landing (V/STOL) propulsion systems
- Variable-cycle engines
- Turboramjets
Development of jet engines

References & Edit History Related Topics

Images

Typical operating conditions of a jet engine

Turboshaft engine driving a helicopter rotor

Turboprop engine driving a single rotation propeller

Ultrahigh-bypass engine

High-bypass turbofan

Low-bypass turbofan

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jet engine summary

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Last Updated: May 31, 2025

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China’s next-gen turbine blade promises supercharged jet power • May 28, 2025, 10:14 AM ET (South China Morning Post)

Photos

Typical operating conditions of a jet engine

Turboshaft engine driving a helicopter rotor

Turboprop engine driving a single rotation propeller

Ultrahigh-bypass engine

High-bypass turbofan

Low-bypass turbofan

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Key People

Frank Whittle

Sir Frank Whittle

British inventor and aviator

Ohain, Hans Joachim Pabst von

Hans Joachim Pabst von Ohain

German designer

Bell, Lawrence

Lawrence Dale Bell

American aircraft designer

Quiz

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