지원사업
학술연구/단체지원/교육 등 연구자 활동을 지속하도록 DBpia가 지원하고 있어요.
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연구자들이 자신의 연구와 전문성을 널리 알리고, 새로운 협력의 기회를 만들 수 있는 네트워킹 공간이에요.
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Ⅰ. 서론 ··················································· 11. 연구 배경 ··············································· 12. 연구 동향 ··············································· 3가. 스월 유동 ··········································· 3나. 스월러, 플레어 형상 ······························ 3다. 연소기 형상 ········································ 4라. 레이놀즈수 ········································· 53. 연구 목적 ··············································· 6Ⅱ. 이론적 고찰 ·········································· 71. 가스터빈 엔진 연소기 ································· 7가. 가스터빈 엔진의 연소기 형태 ··················· 7나. 연소기 내부 구조 및 정의························ 92. 스월 유동 이론 ········································· 12가. 스월러(Swirler) 정의 ····························· 12나. 스월수(Swirl Number) 정의 ····················· 14다. 재순환 영역 ········································ 15라. 역전 질량 유동과 베인 형태 ····················· 163. 입자 영상 유속계 이론 ································ 19가. 입자 영상 유속계 종류 ··························· 19나. 입자 영상 유속계 원리 ··························· 20다. 자기상관기법과 상호상관기법 ··················· 23Ⅲ. 시험 장치 및 시험 방법······························ 271. 입자 영상 유속계 구성································· 28가. Seeding particle ··································· 28나. Laser source (Nd:YAG Laser) ················· 29다. Charge Coupled Device(CCD) Camera ········ 30라. Polarization rotator ······························· 31마. Synchronizer ······································· 31바. Insight 4G Software ······························ 322. 모델 연소기 수류시험 ································· 35가. 스월러(Swirler) ···································· 38나. 플레어(Flare) ······································· 43다. 모델 연소기 및 기타 시험 장치 ················· 453. 연료 분무시험 ·········································· 48가. 노즐, 스월러, 플레어 ······························ 50나. PIV Laser sourse, CCD Camera ··············· 52다. Dynamic Studio 2015 Software ················· 53Ⅳ 시험 결과 및 고찰···································· 541. 모델 연소기 수류시험 결과 ·························· 54가. 시험 타당성 검토 ·································· 55나. 모델 연소기 내부 유동구조 정의 ··············· 57다. 모델 연소기 Case 1 ······························· 59라. 모델 연소기 Case 2 ······························· 70마. 모델 연소기 Case 3 ······························· 772. 연료 분무시험 결과 ···································· 83가. 조건별 연료 공급 유량 ··························· 83나. 플레어 각도 변화에 따른 분무각 특성 ········· 84다. 플레어 각도 변화에 따른 속도 분포 ··········· 88Ⅴ 결론 및 향후 계획 ··································· 91참고 문헌 ··················································· 94
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