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선박모션에 따른 고정식 CO<sub>2</sub>소화 장치 구조안전성 평가
김승찬,강상훈,최주형,김정환,박영철,Kim, Seung Chan,Kang, Sang Hoon,Choi, Joo Hyoung,Kim, Jeong-Hwan,Park, Young Chul 대한기계학회 2016 대한기계학회 논문집. Transactions of the KSME. C, 산업기술과 혁신 Vol.4 No.2
Since fire is one of the most dangerous threats to the safety of the ship, from the safety device is installed on the vessel the digestive apparatus can be viewed as the most important safety device. The fire-extinguishing device to be mounted to the vessel structure affected the stability of the structure in accordance with the blue of the sea. In particular, the Rack part of the basic safety of a fixed fire extinguishing system in the absence of a $CO_2$ container. In this paper, by utilizing simulation techniques to apply the pressure data being ejected in each direction by ship motion and $CO_2$ containers Rack perform an analysis of the structural safety assessment was part of the digestive system accordingly. 화재는 선박의 안전을 위협하는 가장 위험한 요소 중의 하나이므로, 선박에 설치되는 안전장치 중에서 소화 장치는 가장 중요한 안전장치라고 볼 수 있다. 선박에 탑재되는 고정식 소화 장치는 해상의 파랑에 따라 구조물의 안정성에 영향을 받는 구조이다. 특히 랙 부분은 이산화탄소용기를 고정시키는 부재로 소화 장치 중 기본적인 안전장치이다. 본 논문에서는 시뮬레이션기법을 활용하여 각 방향 별 선박모션 및 이산화탄소용기에서 분출되는 압력데이터를 적용하여 랙 유닛의 해석을 수행하였으며 이에 따른 소화 장치의 구조적 안전성을 평가하였다.
김승찬,김한림,조남기 ( Sung Chan Kim,Han Lim Kim,Nam Ki Cho ) 한국축산학회 1978 한국축산학회지 Vol.20 No.2
This study was conducted to investigate the vegetational succession on improved pstures in Choju-do. The results obtained were summarized as follows: 1. Number of weed species were increased in course of year after pasture inprovementsixty cne species were surveyed on the first pastures and forty six species on the sixth year pastures. 2. As year went on, abundance of introduced grasses was dereasod rapidiy 0.03 per cent on the sixth year pastures but that of weeds was increased. 3. This tendency of abundance was similar to the coverage of introduced grasses and weeds. 4. In course of year, Imperata cylindrica and Zoysia japonica showed marked increase but Centella asiatica, Digitaria sanguinalis and Artomisia asiatica were decreased in the abundance and the coverage. 5. The vegetation was Dactylis glomerata/Trifolium repens type on the first and the second year pastures, Imperata cylindrica/Trifolimn repens type on the third and the forth year pastures and Imperata cylindrica/Zoysia japonica type on the fifth and the sixth year pastures.
김승찬(Kim Sung-chan),鄭相珍(토론자) 부산대학교 한국민족문화연구소 2000 한국민족문화 Vol.15 No.-
This is a comparative study of biography of Zen Master Jin-gam and the so-called Ssanggyesa legend which describes the details about how they came to erect a stupa to consecrate the sacred cranial bone of the great Chinese Zen Master, Hyenung. Biography of Zen Master Jin-gam is a realistic description of biographical facts, whereas the Ssanggyesa legend is highly likely to be a fictive narrative by a Buddhist monk who, to my speculation, out of his deep devotion to Yuk-jo(the Sixth abbot) Hyenung, fabricated this story after he read the supplement to Yukjo-dankyung and the Book Five of Kyungdokjondung-rok, both of which record that one Silla monk Kim Daebi stole the cranial bone of Yukjo Hyenung. He embellished the story introducing two renowned characters, Sambophwasang and Bopjongni, the wife of General Kim Yusin. The historical background to this fabricated legend seems to have been the conflict between the two sects of Chinese Zen Buddhism of the time, Hyenung's Namjong-son and Sinsoo's Bookjong-son, over the mantle of O-jo(the Fifth abbot) Hong-in. When Sinhoe-hwasang, the destroyer of Pookjong-son, in the amidst of active missionary movement to promote Yukjo's teaching, met with the incident, he seems to have fabricated this story based on what Hyenung said on his deathbed. Hyenung is known to have said that his skull might be taken by a person from the East. Sinhoe seems to have tried to save the situation by intoducing two fictive characters to the scene, namely the Silla monk Kim Taebi and Chang Jongman from Yanghyon of Yeoju province.
육상시추 시스템용 방향제어 추진체의 수치해석 기법 분석
김승찬(Seung-Chan Kim),배징도(Jing-Do Bae),최주형(Joo-Hyoung Choi),김정환(Jeong-Hwan Kim),장석수(Suk-Soo Jang),김민규(Min-Kyu Kim) 대한기계학회 2017 대한기계학회 춘추학술대회 Vol.2017 No.11
The most important part of the directional drilling is the transition from vertical drilling to horizontal drilling. This is possible due to continuous development of various control systems and stability of drilling equipment. Directional drilling equipment performs drilling, including mud system. In this study, structural stability is analyzed prior to the development of directional drilling. this study intend to analyze the numerical analysis cases that can be evaluated to establish the scope of application for future developments.