Undiluted methane, ethylene, and propane were used as fuels and two nozzle sizes were used.

• 在研究中使用一个双环同轴喷流燃烧器，于燃烧器的中心圆管提供气态甲烷充作燃料，而外环圆管则供给空气，以产生双环同轴喷流扩散火焰。