齿轮驱动风扇(GTF)发动机以低排放、低噪声、低油耗、低维护费用等优点被市场认可,成为下一代民用发动机的主要发展方向之一。本文对风扇齿轮驱动系统的概念设计过程作简单介绍。 Gear driven fan (GTF) engines are recognized by the market for their advantages of low emissions, low noise, low fuel consumption and low maintenance costs, making them one of the major development directions for the next generation of civilian engines. This article gives a brief introduction of the concept design process of fan gear drive system.