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임병직(Byoungjik Lim),한영민(Yeoung-Min Han),김종규(Jong-Gyu Kim),서성현(Seonghyeon Seo),안규복(Kyubok Ahn),김문기(Munki Kim),이광진(Kwang-Jin Lee),최환석(Hwan-Seok Choi) 한국추진공학회 2010 한국추진공학회 학술대회논문집 Vol.2010 No.5
한국형발사체 엔진에 사용될 것으로 예상되는 75톤급 연소기의 기술검증시제를 이용하여 2회 연소시험을 수행하였다. 설비 공급 능력과 구조물 강도 제한으로 정상 유량의 50% 수준에서 시험이 수행되었다. 채널냉각 연소기를 이용한 저압연소시험을 통해 점화구간과 연소구간에서의 신뢰도와 안정성이 확인되었다. 더불어 75톤 연소기가 성능요구조건을 만족시킬 수 있을 것으로 추정할 수 있었다. Using the technology demonstration model of 75-tonf-class combustor which is expected to be used to the rocket engine of a korean space launch vehicle, 2 times of firing tests were carried out. Firing tests were done at 50% of the nominal flow rate because of incapability of the test facility and limit of the test bed strength. Through the low pressure firing tests of 75-tonf-class channel cooling thrust chamber, reliability and stability at the ignition and combustion phases were confirmed. Additionally it was foreseen that the 75-tonf-class thrust chamber would satisfy the performance requirements.
임병직(Byoungjik Lim),한영민(Yeoung-Min Han),김종규(Jong-Gyu Kim),최환석(Hwan-Seok Choi) 한국추진공학회 2011 한국추진공학회지 Vol.15 No.1
Firing tests have been carried out for a technology demonstration model of 75-tonf-class combustor which is to be used on the liquid rocket engine of a Korean space launch vehicle. Firing tests were done at 50% of the nominal flow rate because of incapability of the test facility and limit of the test bed strength. Through the low pressure firing tests of 75-tonf-class channel cooling thrust chamber, operability and stability at the ignition and combustion phases were confirmed. Additionally it was foreseen that the 75-tonf-class thrust chamber would satisfy the performance requirements.