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이상희,박석순 ( Sang Hee Lee,Seok Soon Park ) 한국물환경학회 1997 한국물환경학회지 Vol.13 No.1
A water quality modeling study was performed for network stream located at western part of Lower Nakdong River. Model construction was based on SNSIM(Stream Network Simulation Model which was developed by United States Environmental Protection Agency. The study area includes Western Nakdong River, Joman River, and their tributaries. The area was divided into 22 reaches according to the model structure. Each reach was then subdivided into uniform computational element of 0.1km. In order to characterize study area, two synoptic field surveys were performed during February 6∼7 and March 29∼30, 1991 periods at network stream and input tributaries. The model was calibrated to the February survey data and verified to the March survey data. The water quality parameters simulated in the model included dissolved oxygen(DO), carbonaceous biochemical oxygen demand(CBOD), and nitrogenous biochemical oxygen demand (NBOD). Computer code of SNSIM model was modified in this study to be executable on IBM PC or comparable with metric input/output unit. The study indicated that the modified SNSIM model would be an effective tool to simulate the water qualities in the complicated stream network. The predicted water qualities displayed reasonable agreements with the field measurements during both surveys.
목조건축유산 화재와 방재에 관한 연구: 당진지역 목조 공소건축을 중심으로
이상희,Lee, Sanghee 한국사물인터넷학회 2021 한국사물인터넷학회 논문지 Vol.7 No.4
This study aims to derive the problems of firefighting and safety measures for architectural heritage with a wooden structure in rural areas and present their improvement measures. To identify those problems, this study grasped the features of the cultural heritage through the building structure and environment of a wooden Catholic secondary station in Dangjin, and analyzed fires that may occur and safety factors. As a result, although the mission station is an important cultural property in terms of its history, place and local identity, it had problems with disaster prevention systems such as vulnerable safety including fire and difficulties in fire recognition and initial firefighting. Therefore, this study concluded through its review and analysis that a disaster prevention system such as stronger firefighting is needed; that fire fighting facilities suitable for the characteristics of the secondary station with a wooden structure should be installed and a main player should be arranged in fire prevention activities to improve the fire prevention system of the cultural property; and that as most mission stations are located in rural areas, it is necessary to more thoroughly protect wooden-structure secondary stations from natural disasters such as forest fire and to improve fire response measures. 본 연구에서는 농촌지역에 목구조로 형성된 건축유산의 소방안전대책이 갖는 문제점 파악하고, 개선책을 제시하고자 한다. 문제점 도출을 위하여 연구대상으로 당진지역에 현존하는 목구조로 형성된 천주교 공소의 건물 구조, 주변 환경 등 문화유산의 특수성을 파악하고, 천주교 공소에서 발생 가능한 화재와 안전 요소에 대하여 분석하였다. 그 결과 목구조 공소가 갖는 역사성과 장소성, 지역의 정체성을 갖는 중요한 문화유산 임에도, 화재 등 안전에 대한 취약성 및 소방 활동을 위한 화재 인지 및 초기 화재 대응에 어려움 등 방재시스템의 문제가 나타났다. 따라서 좀 더 강화된 방화 등에 방재 체제가 필요하며, 목구조 공소의 특성에 적합한 소방 시설을 설치하고 방화활동에 주체를 확보하여 건축유산인 공소의 방재체계를 개선해야 할 필요성이 도출되었으며, 또한 공소는 대부분 농촌지역에 위치하고 있어 산불과 같은 자연재난에서 목구조 공소 방재 활동을 강화하고 화재 시 대응방안과 마련이 시급한 것으로 나타났다.
High Pressure Freezing (HPF)을 이용한 조류 Ptilota filicina의 미세구조 관찰:HPF 고정법과 화학 고정법의 비교
이상희,김윤중,정종만,김진규,김영민,권희석,문원진,이석훈,Lee, Sang-Hee,Kim, Youn-Joong,Jeong, Jong-Man,Kim, Jin-Gyu,Kim, Young-Min,Kweon, Hee-Seok,Moon, Won-Jin,Lee, Seok-Hoon 한국조류학회(藻類) 2006 ALGAE Vol.21 No.4
In preparation of the biological samples for electron microscopy, the chemical fixation by glutaraldehyde, paraformaldehyde, and OsO4 has been generally used for a long time. However, the chemical fixation method has some problems: the infiltration time is a little bit long and the ultrastructure of cell or tissue transforms before complete fixation of sample. So, recently, cryo-fixation is considered more often in biomedical field. In this study, we compared High Pressure Freezing (HPF) method with chemical fixation method using a algal sample (Ptilota filicina J. Agardh), which was difficult to fix using chemical fixation method. In chloroplast, the ultrastructure of thylakoid lamella and phycobilisome can not show clearly by chemical fixation. In this study we could observe the ultrastructure of thylakoid lamella and phycobilisome of chloroplast very clearly using HPF fixation. An improved images of ultrastructures of nucleus, mitochondrion and floridean starch could obtain. These results suggest that HPF method is very useful method in algal specimen for electron microscopy.
이상희,Malrey Lee,Nan-Yao Su 한국응용곤충학회 2009 Journal of Asia-Pacific Entomology Vol.12 No.3
Subterranean termites forage by digging a network of tunnels to come into contact with food sources. When 1000 termites (Coptotermes formosanus Shiraki) were placed in a laboratory arena, 6.7 primary tunnels were constructed. The aim of this study was to explain the empirical observation in which termites restrict the number of primary tunnels. To this end, we constructed a model to simulate termite tunnel patterns based on empirical data and to calculate food transportation efficiency, γ, for the tunnel patterns. The efficiency was defined as the ratio of the number of encountered food particles to the sum of the shortest length from the location of encountered food particles to the initial position of growth of the tunnel. The γ was maximized when the number of primary tunnels was 5 or 6, which was fairly consistent with the empirical number of primary tunnels. This result indicated that termites may restrict the number of their primary tunnels to improve the transportation efficiency, which is directly related to their survival.
중풍환자의 구(灸)치료에 따른 기능회복도에 관한 임상연구
이상희,김재규,손연희,정현윤,김정훈,권정남,김영균,Lee, Sang-Hee,Kim, Jae-Kyu,Son, Yeon-Hui,Jeong, Hyun-Yun,Kim, Jung-Hoon,Kwon, Jung-Nam,Kim, Young-Kyun 대한한방내과학회 2008 大韓韓方內科學會誌 Vol.29 No.1
Objective : The purpose of this clinical study was to investigate the effects of moxibustion on functional recovery in stroke patients. Methods : Forty two stroke patients were randomized into either the standard physiotherapy treatment combined with moxibustion group or a control group with standard physiotherapy alone. They were 8 weeks from onset to the start of this study. Moxibustion was applied at 合谷(LI14), 外關(TE5), 曲池(LI11), 太衝(LIV3), 懸鍾(絶骨,G39), 足三里(S36) in hemiplegic upper and lower extremity, once a day for 6 weeks. The effect of treatment on functional recovery was assessed using the Functional Independence Measure scale. Statistical significance was achieved if the probability was less than 5%(p<0.05). Result : These 2 groups had comparable clinical characteristics; sex, age, lesion, and pre-treatment FIM score. After 6 weeks, patients in the moxibustion group performed better on FIM. The differences were significant(P=0.001). Conclusion : These results suggest that moxibustion is an effective treatment for functional recovery in stroke patients.