Based on the principle of schlieren method and high-speed photography technology, a set of reflect-type schlieren system was built on one optical engine test bench.

• 根据光学纹影法的基本原理和高速摄影技术,在可视化发动机台架上搭建了一套反射式纹影光路系统,使其能够较清晰准确地记录燃料初期蓝焰的扩散过程。