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지리산국립공원 심원계곡 생태경관 복원공사지역 식생 변화
정태준 ( Tae-jun Jung ),김연경 ( Yeon-Gyeong Kim ),김영진 ( Young-jin Kim ),정명희 ( Myung-hee Jung ),박경희 ( Kyoung-hee Park ),신창근 ( Chang-keun Shin ),박선홍 ( Seung-hong Park ),김영선 ( Young-sun Kim ) 한국환경생태학회 2021 한국환경생태학회지 Vol.35 No.3
본 연구는 지리산국립공원 심원계곡 생태경관 복원공사지역의 모니터링 결과를 분석하여 체계적인 복원관리를 도모할 수 있는 기초자료를 확보하는데 그 목적이 있다. 복원사업이 완료된 2017년도에 식생 모니터링을 위한 조사구 12개소와 대조구 4개소를 설치하였고, 2017년과 2020년의 상대우점치, 종다양도지수, 유사도 등의 변화를 분석하였다. 복원사업 시 수목이 식재되었던 조사구는 종다양도지수가 0∼1.4552로 나타났고, 대조구와의 유사도지수에서는 1개 조사구가 1.32%로 분석된 것을 제외하고 모두 0%로 나타났다. 조사구의 종다양도지수 및 유사도지수가 매우 낮은 것은 복원사업 시 식재된 수목이 고사하거나 멧돼지 피해, 유수에 의한 침식으로 유실되는 등의 영향으로 판단되었다. 반면 복원사업 시 수목이 식재되지 않은 미식재 조사구는 종다양도지수가 0.9538∼2.3222로 나타났고, 유사도지수는 최대 8.33%까지 분석되었다. 국립공원 생태경관 복원공사지역의 복원 공법 개발을 위한 장기 모니터링과, 미식재 조사구의 천이과정을 분석하는 지속적인 연구가 필요하다. This study aims to obtain basic data for systematic restoration by analyzing the monitoring results of the Shimwon Valley Ecological Landscape Restoration Project area in Jirisan National Park. In 2017, when the restoration project was completed, 12 monitoring plots and 4 control plots were installed for vegetation monitoring, and changes in the relative dominance, species diversity index and similarity between 2017 and 2020 were analyzed. The species diversity index of the surveyed areas where trees were planted during the restoration project was 0-1.4552, and the similarity index with the control group was 0% except for one survey area at 1.32%. The very low species diversity index and similarity index in the survey areas were attributed to the loss of trees planted during the restoration project due to death, damage by wild boars, or erosion by running water. On the other hand, the species diversity index was 0.9538-2.3222 in the monitoring plot where no tree was planted, and the similarity index was analyzed to be as high as 8.33%. It is necessary to continue the long-term monitoring for the development of ecological landscape restoration methods in the national park and analysis of the succession in monitoring plots where no trees were planted.
박선홍 ( Sun Hong Park ),이은하 ( Eun Ha Lee ) 한국사회복지경영학회 2017 사회복지경영연구 Vol.4 No.1
본 연구는 KISS, DBpia, RISS, 국립도서관 등의 학술 논문 자료 검색 사이트를 통해 검색한 2000년부터 2015년까지 이루어진 탈북민 관련 기독교상담연구 총18편에 대해 구조적 특성과 내용적 특성을 분석해서 기독교상담에서의 북한 이탈주민 관련 연구 동향을 확인하였다. 구조적 특성에는 학회지별, 연도별, 연구자별, 연구비 수령기관별 연구수를 확인하였고, 내용적으로는 연구대상자별, 연구방법별 연구 특성과 연구주제를 확인하였다. 연구 주제는 가정, 기독교-영성, 적응(사회-심리), 변화전략, 프로그램으로 유목화하여 분석하였다. 연구 결과 영성과 교회의 역할은 탈북민들의 심리적인 안정을 돕고 소속의 욕구인 공동체의 사랑을 제공하는 등 순기능적인 측면이 있으나, 기독교 혹은 교회지도자와의 부정적인 경험은 이들의 영성 확장에 별다른 영향을 미치지 못했다. 연구의 시사점은 탈북민들을 대상으로 진행된 심리상담 분야의 연구들은 2000년 남북정상회담 개최 이후로 꾸준히 진행되어 왔으나 탈북민을 대상으로 기독교상담학적인 연구는 18편에 그치고 있어 상당히 부족한 실정이다. 기독교적 관점에서 전인적이 사역을 위해서는 탈북민 상담과 사역에 있어서 연구와 실천이 함께 이루어져야 하며 앞으로 지속적인 연구가 필요하다. This study analyzed the structural characteristics and contents of 18 North Korean refugee related Christian counseling researches from 2000 to 2015, which were retrieved through KISS, DBpia, RISS, National Library, etc. The number of researches by structure, year, researcher, and receipt of research fund was confirmed by structural characteristics, and research characteristics and research themes were identified by study subjects and research methods. The subjects of the research were as follows: family, Christian - Spirituality, adjustment (social - psychological), coping strategy, and counseling program. As a result of the study, the role of spirituality and the church has a functional aspect such as providing psychological stability of the refugees and providing the love of the community, but the negative experience with the Christian or church leaders don`t have a significant influence on their spiritual expansion. The implication of this study is that the research on counseling psychology that has been conducted for the North Korean refugees has been steadily progressing since the North and South Korean summit in 2000, but the Christian counseling research on North Korean refugees has been limited. In order to practice the holistic ministry for the North Korean refugees, research and practice should be conducted together with counseling and ministry.
조향장치 제어밸브의 유동소음에 대한 실험 및 수치 해석
박선홍(Sun-Hong Park),유정열(Jung-Yul Yoo) 한국유체기계학회 2007 유체기계 연구개발 발표회 논문집 Vol.- No.-
In this paper, an experimental and numerical study has been carried out to analyze the flow phenomena about flow-induced noise of control valve in hydraulic power steering gear box. We have measured the pressure and noise level experimentally and the experimental results have been compared with numerical results obtained by using commercial code, Fluent. Due to the offset, that is, the gap between the in-let port and the central position of the control valve, the sound pressure level and tone are changed, and the noise level is determined by the relative position between the in-let port and the valve port hole with the same offset. Also, we have measured noise according to the flow rate and the temperature.
박선홍(Sun Hong Park),이대근(Dae Keun Lee) 대한기계학회 2006 대한기계학회 춘추학술대회 Vol.2006 No.11
The electro-osmotic flow generated by an electric filed <수식참조>→E in a fluid bounded by 2 dimensional wavy channel with constant zeta potential is examined. The amplitude of wavy channel is much smaller than the mean width of channel and is much greater than the thickness of electrical double layer. Therefore the effect of electric potential on the flow can be approximated by slip velocity on the channel surface depending on the value of zeta potential and the external electric field and fluid viscosity. Using transformation method, we obtained asymptotic expansion of flow field by the small ratio of wall variation amplitude to channel width.
경기도 일부 초,중,고등학교의 바른양치실천 및 양치시설실태
이선미 ( Sun Mi Lee ),강부월 ( Boo Wol Kang ),박선홍 ( Seon Hong Park ),이현숙 ( Hyun Sook Lee ),배수명 ( Soo Myoung Bae ) 한국치위생학회 2012 한국치위생학회지 Vol.12 No.6
Objectives: This study is designed to survey of proper practice of toothbrushing place in elementary school, middle school and high school in some part of Gyeonggi-Do, and will be utilized for toothbrushing place management. Methods: It was randomly selected, 8 elementary schools, 6 middle school and 6 high school in Gyeonggi-do, surveyed whole students. Survey duration was from May 11th to May 20th in 2011. The surveying paper was consisted of questions of general characteristics, right practice of toothbrushing and toothbrushing after lunch etc. It was done under teacher`s control. The Data was analyzed with SPSSWIN 18.0. Results: Students did toothbrushing 2 times/day. It wasn`t done by Elementary students of 56.3%, middle school students of 68.5%, high school students of 39.3%. It was dominant reason for no brushing that Carrying toothbrush and toothpaste was annoying. When students washed their hands and rinsed their mouth, they used toilet facuet in over than 90% schools. Satisfaction ratio was very low in elementary, middle, high schools. 60% of students wanted to get mouth rinsing place in each school or separately nearby toilet. Conclusions: It was thought by 60% students of elementary, middle, high school that toothbrushing after meals was most important activity. But It was not well done after lunch. When whole student did toothbrushing together, they couldn`t use mouthrinsing place comfortablely. There were no keeping places for toothbrushes. So more attention should be payed to make plenty mouthrinsing places and manage them well.