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공항 Airside용 제설제의 포장 영향성 평가 실내 시험
조남현,서병석 한국도로학회 2014 한국도로학회 학술발표회 논문집 Vol.2014 No.9
공항 활주로 및 유도로 등 Airside내의 Deicing과 Anti-Icing은 겨울철 항공기의 안전한 운영을 위해 필수적이다. 이를 위해 물리적 제설 작업 전·후에 주로 PDPs(Airfield Pavement Deicing Products)를 사용하고 있는데, 과거 PDPs의 주성분(urea, glycols 등)은 상대적으로 높은 결빙점과 환경 유해성 때문 에 선호도가 떨어져 이를 대체하기 위해 최근 PDPs의 주성분으로 친환경성과 상대적으로 결빙점이 낮은 초산칼륨(KAc), 초산나트륨(NaAc), 개미산나트륨(NaFm), 개미산칼륨(KFm) 등이 사용되고 있다. 하지 만 이러한 PDPs를 사용하는 최근 몇 십 년 사이 공항 콘크리트 포장에 ASR이 증가하였고, 북유럽 일부 공항의 아스팔트 포장에 아스팔트 바인더 액상화 등 내구성 문제가 나타나고 있다. 따라서 본 연구에서는 이러한 PDPs의 국내 공항 포장에 적용성을 평가하기 위해 표.1과 같이 콘크리트 포장에 대한 ASR 시험(ASTM C 1260 – Mortar-Bar Method), 아스팔트 포장에 대한 표면인장강도 시험 (LFV Method 2-98, Europe)을 실시하였다.
조남현 한국현대문학회 2004 한국현대문학연구 Vol.0 No.15
The Ecological Interpretation of 1930-1940 Period NovelsCho, Nam-hyonNew cultivated area, Bongwhang mountain, The son of the earth, Life-strings made by Lee Ki-young, A farm laborer, The stone bridge, The luxuriant youth by Lee Tai-joon, The first lesson, the first chapter by Lee Moo-young, Management by Kim Nam-chon, The smile of eternity, Evergreens by Sim-Hoon, A muddy stream by Chae Man-sik, Records of splendid thought by Yu ji-no can be listed as the works which contain ecological imagination. The more works will be added than now. The works made by ecological imagination had more interest in the present and future than the past and present of Korean living. In this standpoint, ecological novel advanced from realistic novel. Ecological novel advanced from modernist fiction because of embodiment of development, service, the logic of community. In the end, ecological idea can be an alternative plan or outlet to realism or modernism. Realism and modernism met at the ecological idea.
조남현 서울大學校 人文科學硏究所 1992 人文論叢 Vol.27 No.-
The names of the fellow-travellers" such as accompanying writer, progressive intelligentsia writer made us aware that literature of the "fellow-travelers" was the circumference and friends of the proletariat literature, petit-bourgeois progressive travelers from the year 1926 to the year 1946 include the facts that the disposition of the fellow-travelers leaned toward KAPF, that the fellow-travelers was different from KAPF writers in terms of artistic character and ideology. When these elements are put together, complete definition about fellow-travelers will come out. The phase of fellow-travelers changed from "belongings to KAPF" to "the third, independent being." Right after 8·15 Emancipation, the thought that the fellow-trvelers is similar to the progressive writer or in-between writer became popular. The character and the phase of the fellow-travelers will be re-elucidated when general principles of leftist organization connect to the fellow-travelers. It is more important what the substance of the fellow-travelers conciousness is. And it is not the right attitude to look on the fellow-travelers as only the 1930's phenomenon. The area and role of the fellow-travelers should be extended.