램제트 연소기의 보염기 장착에 따른 연소기 특성 변화에 대한 수치적 연구

A numerical study was conducted on the effect of flame holder which could be added to the inlet duct of Integral Rocket-Ramjet. Two different types of flame holder installations, flame holder without sudden expansion region and flame holder with small sudden expansion region, were compared and showed different flame shapes and pressure rise in the combustor.