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한국 청소년 리더 육성을 위한 JROTC제도 발전방안 연구
권영현,박효선 미래군사학회 2023 한국군사학논총 Vol.12 No.2
The purpose of this study is to present reasonable grounds for the institutionalization for developing the future youth leaders by focusing on the analysis of the operational state of foreign military support youth programs, and seek ways to develop the JROTC system in Korea. Literature studies, case studies, and survey for awareness and needs were conducted to achieve the purpose of this study. As a result of the study, the tasks for the development of the JROTC system in Korea are as followed. F First, the act on promoting the Korea Junior Officer Training Union(tentative name for the Korea JROTC Union) must be enacted for the development of the JROTC system. Second, the central government, local governments, schools, and military services must build a incorporating system together for the JROTC system. Third, PR activities using various media must be followed in order to get the acknowledgment and support from the society. Fourth, the Korea Junior Officer Union and the Korea ROTC Association must function properlyas their role. The significance of this study is that it presented development plans based on implications through foreign institutional analysis after the introduction of the JROTC system in Korea. Therefore, the study can be used as a logical basis for enacting related laws for the development of the JROTC system in the future and as basic data for follow-up research related to the effectiveness of the JROTC system in Korea. 본 연구의 목적은 현재 교내 자율동아리활동 형태로 운영되고 있는 JROTC 제도의 발전방안을 모색하기 위해, 외국의 군 지원 청소년 제도 운영실태 분석을 중심으로 미래 청소년 리더 육성을 제도화하기 위한 합리적인 근거를 제시하는 것이다. 본 연구의 목적달성을 위해 문헌연구와 사례연구, 인식 및 요구조사를 실시하였다. 연구결과 한국 JROTC 발전과제는 다음과 같다. 첫째, JROTC 제도 발전을 위한 가칭「한국주니어사관(JROTC)연맹 육성에 관한 법률을 제정해야 한다. 둘째, 정부·지자체-학교-각군의 협력체계를 구축해야 한다. 셋째, 사회일반의 JROTC 제도에 대한 인식의 확산과 지지를 확보하기 위해서는 다양한 매체를 활용한 홍보활동을 전개해야 한다. 넷째, (사)한국주니어사관 연맹 및 ROTC중앙회의 역할과 기능을 수행해야 한다. 본 연구는 한국에 JROTC 제도가 도입된 후 외국의 제도분석을 통해 시사점을 토대로 발전방안을 제시한 연구로서의 의의를 갖는다. 따라서 향후 JROTC 제도 발전을 위한 관련법령 제정을 위한 논리적 근거로, 그리고 JROTC 제도의 효과에 관련된 후속연구를 위한 기초자료로 활용이 가능할 것이다.
생활폐기물 소각시설의 에너지 회수효율 산정방법에 관한 연구
권영현,강준구,손지환,유하녕,고영재,장미정,권준화,전태완,신선경 한국폐기물자원순환학회 2017 한국폐기물자원순환학회 학술대회 Vol.2017 No.05
현행 폐기물 소각시설에서의 에너지회수 관련 규정으로는 「폐기물관리법 시행규칙」 제3조에 명시되어 있으며, 에너지 회수기준 및 검사방법, 검사기관 등에 대하여 규정하고 있다. 에너지 회수기준으로는 75 % 이상(생산량 기준)으로써 회수된 열에너지를 스스로 이용하거나 다른 사람에게 공급할 것으로 규정하고 있다. 그러나 현행 에너지회수 기준마련에 대한 근거가 미비하며, 생산된 에너지를 기준으로 산정하고 있어 실질적으로 유효이용에 대한 평가가 곤란하다. 또한, 폐기물 소각시설에서의 연소 성능 및 경제성에 가장 큰 영향을 미치는 저위발열량은 연료가 완전히 연소될 때 단위질량당 발생하는 열량(수증기 잠열 제외)으로써 에너지 시장에 대한 분석을 위해서는 기본적으로 필요하다. 저위발열량 산정방법으로는 원소분석에 의한 저위발열량, 단열열량계에 의한 저위발열량 등을 이용하여 측정하고 있으나 폐기물공정시험 기준에 따라 시료를 분할 채취하여 균일화하여도 폐기물의 대표성을 확보하기에는 어려움이 따른다. 또한 현행 산정방법으로는 지역적 특성 및 계절적 영향 등 소각로에 투입되는 폐기물의 특성을 반영하지 못하고 있는 실정이다. 이에 본 연구에서는 국내 생활폐기물 소각시설(4개소)에서의 폐기물 투입량, 증기 생산량 및 사용량 등의 실제 계측기 측정데이터와 배출가스 보유에너지, 방열손실, 바닥재 배출열 등의 현장측정 결과를 바탕으로 저위발열량(Lower Heating Value) 및 에너지 회수효율(Energy Recovery)을 산정하였다. 산정결과를 바탕으로 「자원순환기본법」 시행(2018년 1월 1일부터)에 앞서 생활폐기물 소각시설에서의 에너지 회수기준 및 산정방법에 대한 제도적 검토와 에너지회수율 기준 및 법적・제도적 정비 방향 등의 기초자료로 활용하고자 한다.
Nanocomposite Hydrogels for Application in the Fan-and-Pad Cooling System
권영현,한영배,나양호,이용하 한국화훼학회 2025 화훼연구 Vol.33 No.1
Effective cooling strategies are critical for cultivating high-quality ornamental plants during the summer. The fan-and-pad cooling system reduces greenhouse temperatures by drawing air through wet pads, which humidify and cool the air, aided by fans on the opposite side. However, the paper-based pads (corrugated cellulose) used in this system have limited durability and degrade with prolonged use. Nanocomposite hydrogels, with their polymer-based structure, can absorb and retain moisture through swelling, presenting a promising alternative. This study examines the application of nanocomposite hydrogels, focusing on their hygroscopic properties and cooling efficiency under various temperatures and wind speeds. When treated with lithium chloride solutions at 25%, 50%, 75%, and 100% saturation, higher LiCl concentrations reduced weight but increased swelling capacity. Optimal cooling effects were achieved with wind speeds of 1.0 m/s at 25°C and 1.5 m/s at 35°C, with greater efficiency observed at lower wind speeds. These findings suggest that integrating nanocomposite hydrogels into cooling pads could enhance durability and reduce maintenance compared with conventional paper pads.
폐기물 소각시설에서 음식물류 폐기물 혼소에 따른 NOx 제거효과 연구
권영현,손준익,윤영삼,김기헌 한국폐기물자원순환학회 2015 한국폐기물자원순환학회지 Vol.32 No.6
This study analyzed response characteristics of Nitrogen Oxide according to injection location and change of injection amounts by spraying food waste on the combustion platform and the latter part of the first combustion chambers in incinerators. The analytical results have found to have no major difficulties in keeping more than 850℃, the legal standard of the 2nd combustion chamber according to injection of food waste in all the test subject facilities. For spraying food waste in the combustion platform in the first combustion chambers, the removal efficiency of 14.76% was shown as NSR is 2.98. For spraying food waste in the latter part of the first combustion chambers, the removal efficiency of 46.40% was shown as NSR is 0.95. On the other hand, when food waste of 3 tons per hour respectively is sprayed on the combustion platform and the latter part of the first combustion chambers, the highest removal efficiency of 84.97% was shown as NSR is 1.02.
권영현,윤정목,김철기,한찬택 한국농공학회 1989 한국농공학회논문집 Vol.31 No.4
The purpose of this study is to seek out the harrow water requirement applicable for the irrigation plan of paddy field and to find out the factors influenced on a variation in the requirement. The plots of experiment were arranged with randomized block design which was compo- sed of three kinds of soil texture (sandy loam, loam and silty loam) and ploughing depth (12cm, 17cm, and 22cm). The results obtained from this experimental study are summarized as follows. 1. Harrow water reguirement is not only changed by soil texture, but influenced by soil water content just before irrigating 2. Magnitude of total harrow water reguirement appli(able for the irrigation plan, when surface water depth and the water content just before irrigating is fixed on the basis of 30 mm and a shrinkage limit respectively, generally becomes to be 177.5mm, 116.3mm and 113. 8mm in the sandy loam, loam amd silty loam block, respectively. 3. The more a percolation of soil layer occurs, the more the harrow water requirement increases, but it is not much influenced by the increase in ploughing depth. 4. The larger a porosity of soil layer is, the more a net harrow requirement increases 5. The factors that influence on a variation in the harrow water requirement are appea- red to be percolation of soil layer, soil water content just before irrigating, porosity of soil layer, ploughing depth and designed surface water depth etc.
권영현,유흥민,손준익,강준구,이동진,신선경,김기헌 한국폐기물자원순환학회 2015 한국폐기물자원순환학회지 Vol.32 No.4
This study tried to seek the plan to recycle chicken residues (bones of seasoned spicy chicken and fried chicken) which are sent out thermally after chickens are delivered to homes and people eat them by grasping their basic characteristics. The analytical results of the weight reduction rate through the change before and after the weight is reduced have found that the average weight reduction rate of 38.0% is shown in the seasoned spicy chickens and fried chickens. The analytical results of low-heating value of chicken residues to grasp the thermochemical characteristics have found that the seasons spice chickens and fried chickens satisfy the SRF quality basis, 3,500 kcal/kg as 5,020.9 kcal/ kg and 5,295.2 kcal/kg respectively. On the other hand, the analytical result of TG has found that the thermal weight reduction rate is relatively clear in the fried chickens. It is inferred that creation of the fried chickens is more uniform than that of the seasoned spicy chickens and the effect of bound water is lower than other biodegradable substances. And it is judged that the potential that they can be utilized as sold fuel without any separate preprocessing through the drying process only is shown.
우리나라 문화산업의 기술융합으로 인한 경제적 기여도 분석
권영현,김의준 한국지역학회 2013 지역연구 Vol.29 No.4
The purpose of this study is to analyze economic contribution by technology fusion of cultural industry in Korea based on patent citation data between five Culture-contents Technology and nine Information Technology. Dendrinos-Sonis model is applied to identify competitive and complementary relationships among Culture-contents Technologies and Cobb-Douglas production function is estimated to assess the elasticity of technology fusion to value added of cultural industry in Korea. This paper finds that there are both competitive and complementary linkages in Culture-contents Technology patents. In addition, an increase in the average value of Technology Fusion Factor by 1 could have a positive effect on the value added of cultural industry by 4.1%. 본 연구에서는 문화산업의 기술융합이 문화산업 부가가치에 미치는 효과를 분석하였다. 분석 자료는 문화기술 및 정보화기술에 대한 국내 특허인용자료와 문화 및 콘텐츠통계이다. 분석방법은 문화기술 특허 간 경쟁 및 보완관계를 분석하는 덴드리노스-소니스 모형과 기술융합의 경제적 기여도 분석을 위한 콥더글라스 생산함수이다. 경제적 기여도 분석에 이용된 기술융합변수는 인용특허지표에서 추출한 융합력요인이다. 본 연구의 결과를 정리하면, 첫째, 문화기술 간 경쟁 및 보완관계 분석에서 문화원형복원기술은 기타 기술과는 달리 다른 기술들과 경쟁관계가 나타났다. 둘째, 기술융합에 해당하는 융합력요인의 평균값이 1 상승할 때, 문화산업의 부가가치는 4.1% 상승하는 효과가 발생하였다.
권영현,이탁기,최경식 대한조선학회 2015 International Journal of Naval Architecture and Oc Vol.7 No.3
In this study, a local ice pressure prediction has been conducted by using measured data from two ice breaking tests that was conducted for a relatively big ice floe at Amundsen Sea in the Antarctica from January 31 to March 30 2012. The symmetry of load was considered by attaching strain gauges on the same sites inside the shell plating of ship at the port and the starboard sides in the bow thrust room. Using measured strain data, after the ice pressure was converted by the influence coefficient method and the direct method, the two values were found to be similar.
국내 사업장폐기물 소각시설의 저위발열량 산정방법에 관한 연구
권영현,손준익,김기헌 한국폐기물자원순환학회 2016 한국폐기물자원순환학회지 Vol.33 No.5
The lower heating value is the basic unit to calculate annual energy in estimating an energy gain factor. Reliability of an energy gain factor depends on the accuracy of the lower heating value. However, the deviation of heating value is large, and there is no common standard. Thus, the present methods of estimating the lower heating value (calorimeter method, ultimate analysis method, etc.) are inferior in accuracy. Besides, the conventional estimation method cannot reflect the waste's inhomogenous properties or seasonal effect. Hence, this study estimated the lower heating value on the basis of relation between heat input and heat output in equilibrium state by using the law of conservation of energy and the first law of thermodynamics for industrial waste incineration facilities (57 facilities) currently in operation. In the case of self-contained boilers, the lower heating value was an average of kcal/kg (1,984-6,476 kcal/ kg), and in case of separable boilers, the lower heating value was estimated to be an average of 3,787 kcal/kg (1,621- 486 kcal/kg).