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방재 연구개발 분야의 정부 부처간 역할 조정에 관한 연구
박정한,최규현,김영수,정성훈,이상혁,이평구,이완규,Park, Jung-Han,Choi, Gyu-Hyun,Kim, Young-Soo,Jung, Seong-Hoon,Lee, Sang-Houck,Lee, Pyeong-Koo,Lee, Woan-Kyu 대한자원환경지질학회 2008 자원환경지질 Vol.41 No.3
방재분야에서 가장 발달된 장비와 과학기술을 이용하여 많은 연구개발이 이루어져서 재산 피해를 줄이고 인명을 구하고 있다. 비록 정부가 방재 분야를 확대하려고 노력해 왔지만, 그 투자 규모와 연구 결과는 국내의 타 과학기술 분야나 선진국의 방재분야에 비해 낮은 수준에 머물러 있다. 그렇지만 재난을 방지하는 국가부처인 소방방재청이 2004년 6월에 설치되어, 여러 가지 재난에 효과적이고 정비된 체계를 갖추게 되었다. 이 연구에서는 정부의 투자비용을 산정하고 방재분야와 관련된 영역을 명확히 규명하였다. 또한 방재에 관한 연구개발에 대하여 정부의 각 부처간에 임무를 분석하여 역할 분담에 대해 논의하였다. 이러한 역할 분담은 정부의 승인 절차를 통하여 공고히 하게 되었다. A number of researches on disaster risk reduction using the most advanced equipments and scientific technologies have been performed to minimize the damage of property and to protect human life. Although the Korean government is trying to enlarge the research area for disaster risk reduction, the investment size and the applicable results in this area have stayed in the lower level comparing to other scientific fields in Korea and the same field in advanced countries. However, the National Emergency Management Agency (NEMA), a government Agency which is responsible for disaster management coordination, was established in June 2004 establishing an efficient and well-organized system to cope with various disasters. In this study, investment size by the government was evaluated and associated areas were also identified. We also analyzed the roles on research and development for disaster risk reduction among different government Ministries were analyzed and role assignment to each Ministry was proposed. The role assignment has been concreted by conducting the process of approval in the government.
박문서,양영준,이현수,한상원,지세현,Park, Moon-Seo,Yang, Young-Jun,Lee, Hyun-Soo,Han, Sang-Won,Ji, Sae-Hyun 한국건설관리학회 2011 한국건설관리학회 논문집 Vol.12 No.1
불필요한 자원 이동 및 운반은 건설 현장 작업 생산성에 부정적인 영향을 미치는 주요 원인 중 하나이다. 이에 따라 레이아웃 관련 연구들은 사이트 수준에서 이뤄지는 자원의 이동 및 운반을 최소화하기 위한 관리 기술과 기법들을 개발하기 위해서 노력하였다. 더불어 건축물이 대형화되고 평면이 복잡해지면서 작업층 내 레이아웃 연구의 필요성도 제기되었으나, 현재 건물 내부 자재 이동 및 운반에 대한 최적화 연구는 활발히 이루어지지 않고 있는 실정이다. 따라서 본 연구에서는 유전 알고리즘을 이용하여 작업층 내 마감 자재의 위치를 최적화할 수 있는 모델을 개발하였다. 구축된 모델은 복잡한 건축 평면 위에서 다양한 자재들의 배치를 계획할 수 있으며, 이때 모델로부터 도출된 최적화된 자재 배치 계획은 작업 당일 작업자에 의한 총 자재 운반 시간을 최소화할 수 있다. 또한 작업과 자재 간 운반거리를 현실적으로 산정하기 위해서 실제 운반 거리 개념을 적용하였다. 개발된 모델의 적용성을 확인하고 기존 방법론과의 비교/분석을 위해서 실제 고층 주상복합 아파트를 대상으로 모델을 적용하였다. Unnecessary transportation of resources are one of the major causes that adversely affect construction site work productivity. Therefore, layout related studies have been conducted with efforts to develop management technologies and techniques to minimize the resource transportation made at site-level. However, although the necessity for floor-level layout planning studies has been increasing as buildings have become larger and floors have become more complicated, studies to optimize the transportation of materials inside buildings are currently not being actively conducted. Therefore, in this study, a model was developed using genetic algorithms(GA) that will enable the optimization of the locations of finishing materials on the work-floor. With the established model, the arrangement of diverse materials on complicated floors can be planned and the optimized material layout planning derived from the model can minimize the total material transportation time spent by laborers during their working day. In addition, to calculate travel distances between work sites and materials realistically, the concept of actual travel distances was applied. To identify the applicability of the developed model and compare it with existing methodologies and analyze it, the model was applied to actual high-rise residential complexes.
생화학적 마커와 Microsatellite 마커를 이용한 KCR 랫드의 유전모니터링
박한진(Han-Jin Park),이철호(Chul-Ho Lee),차달선(Dal-Seon Cha),조재우(Jae-Woo Cho),조규혁(Kyu-Hyuk Cho),최양규(Yang-Kyu Choi),현병화(Byung-Hwa Hyun),조진원(Jin-Won Cho),한상섭(Sang-Seop Han),송창우(Chang-Woo Song) 한국실험동물학회 2004 Laboratory Animal Research Vol.20 No.2
The cataract mutant rat which showed lens opacity was found in the colony of Sprague-Dawley rat at Korea Research Institute of Chemical Technology (KRICT) in 1996. The mode of inheritance of affected rats was autosomal recessive. These cataractous rats were mated by sister and brother to 27th (F₂₇) generation and named as Korea Cataract Rat (KCR). We performed genetic monitoring of KCR rat using biochemical and microsatellite markers to determine their genetic identified homozygous and distinctive genetic profile. In biochemical monitoring, six rats from each of the F₁₈/F₁₉F₂₀ were tested using 13 biochemical markers. In molecular genetic monitoring, nine rats from the F₂₅ and F₂₆ were tested using 13 microsatellite markers. No differences were found among the genetic profiles of the F₁₈/F₁₉F₂₀ in biochemical monitoring. Also, in the molecular genetic monitoring, we identified that both genetic profiles of F₂₅ and F₂₆ were the same. The genetic profile of KCR rats was unique against the other major rat strains. In addition, the polymorphysm of KCR rat for microsatellite markers was different from the other strains. These results suggest that KCR rat is genetically well qualified as far as in this test and it has been well established as a new inbred strain which has a novel genetic profile and cataract trait.
메탄-공기/합성가스-공기 예혼합화염의 후류 상호 작용에 대한 연구
박정(Jeong Park),권오붕(Oh Boong Kwon),길상인(Sang-In Keel),윤진한(Jin-Han Yun) 한국연소학회 2016 한국연소학회지 Vol.21 No.1
Downstream interactions between lean premixed flames with mutually different fuels of syngas and CH₄ have been numerically investigated particularly on and near lean extinction limits. The interaction characteristics between lean premixed (50% H₂ + 50% CO)-air and CH₄-air flames were shown to be quite different from those between the same hydrocarbon flames. The lean extinction boundaries were of slanted shape, thereby implying strong interactions. The weaker flames had negative flame speeds on the upper extinction boundaries, whereas the weaker flame speeds on the lower extinction boundaries were both negative and positive. The results also showed that the flame interaction characteristics did not follow the general tendency with the dependency of Lewis number in downstream interactions between the same hydrocarbon flames. Importance of chemical interaction in flame characteristics is discussed in the downstream interactions between lean premixed (50% H₂ + 50% CO)-air and CH₄-air flames.