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      • 糞尿와 都市 廢棄物과의 混合處理에 대한 硏究 (Ⅰ) : 肥料化를 中心으로한 實驗室的 考察 Experimental study for the fertilization

        金熙鐘,金相烈,金秀生,孫晋彦,金燦國,成周慶,吳英敏 동아대학교 환경문제연구소 1977 硏究報告 Vol.1 No.1

        우리나라에 있어서 都市廢棄物의 主인 糞尿와 固形廢棄物의 太宗인 無煙炭재를 同時에 效果的으로 處理할 수 있고 또한 堆肥化시킬 수 있는 好氣性 酸化方式의 最適條件을 얻기 위하여 生糞尿 및 煉炭재의 理化學的 및 生物學的 數値를 測定하고 이를 基礎로하여 上記 兩者를 混合處理 할수 있는 消化條件(溫度, 糞尿와 煉炭재의 配合比, 기타 固形物의 添加量, 注入되는 空氣量의 變化)에 따른 C.O.D., B.O.D.의 變化, 水分 및 電氣傳導度의 變化, 熱灼減量, N量의 變化 等을 硏究하였으며 이들 사이의 相關關係를 檢討하여 다음과 같은 結論을 얻었다. 1. 生糞尿에 固形廢棄物인 煉炭재나 紙類를 配合시켜 消化시키므로서 케이크속의 질소成分의 量을 增加 시킬수 있다. 2. 煉炭재의 配合은 糞尿의 消化速度를 增加 시킨다. 3. 糞尿의 處理를 위한 反應槽의 溫度는 50℃보다 60℃로 維持 시킬때 消化速度가 크다. 4. 反應槽의 溫度를 一定하게 했을때 空氣의 注入速度는 初期 反應時는 적게하고 後期 反應時는 크게 함이 效果的 이다. For the effective treatment and usable disposal of urban wastes in the area of Busan city, the composition of the nightsoil and anthracite bulky ash which is the main munic ipal solid wastes have been studied on the digestion of the compositive mixtures with the variable conditions that are ratio of compounding between nightsoil and ash, amount of solid additives and volume of air for the effective airation at 50, 65℃. The digestion has been detected by the physico-chemical and biological data; pH, specific gravity, content of moisture, C.O.D., B.O.D., electroconductance of the solution of the results, decrease of nition, and volume of total free nitrogen etc. The results are obtained as follows. 1) The characteristics of domestic nightsoil are different to the foreign data as table 5, but the data of anthracite ash almost are same except the composition of Fe₂O₃ and Al₂O₃. 2) Amount of total free nitrogen are increased by the digestion with the addition of solid waste, as effective absorption, to the nightsoil. 3) The digestion are accelerated by the compounding of ash, but the adding of sulfuric acid to fix the free ammonia reduced reaction. 4) The airation have to proceed slowly at initial step, and then endure enough volume of air at the later step.

      • KCI등재
      • 國産活性炭에 의한 重金屬이온의 吸着特性(Ⅲ)

        金燦國,李成植 동아대학교 공과대학 부설 한국자원개발연구소 1982 硏究報告 Vol.6 No.1

        Adsorption characteristics of nickel ion on demestic activated carbon were studies by using three kinds of sources. The following conclusion were obtained from the effect of pH, halides, cyanide and temperature, and adsorption velocity, adsorption isotherms on adsorption of nickel ion and the desorption of nickel ion from domestic activated carbon. 1) Nickel ion was reversibly adsorpted on activated carbon in the form of complex anion such as NiX^(2-)₄ and Ni(CN)^(2-)₄. Specially, the order of the magnitude of adsorption of halogenide ions was I^(-)>Br^(-)>CI^(-)>F^(-) which coinsided with that of hydrolysis tendency of halogenide ions. 2) From the adsorption of nickel ion in the presense of zinc ion, it was found that zinc ion prevented nickel ion from adsorption on activated carbon. 3) The adsorption isotherms of nickel ion on domestic carbons were well fitted Freundlich's equation. 4) Nickel complex anions on activated carbon were easily eluted by using 0.1N HCl solution.

      • KCI등재

        경골 결절의 견열 골절에 합병된 구획 증후군

        김동수,정형진,강봉균,권칠수,성열보,안종국,김진혁,정병현,정국진 대한골절학회 1999 대한골절학회지 Vol.12 No.2

        Avulsion of the tibial tubercle is an uncommon physeal injury. Complications from this fracture have rarely been reported and seldom affect the long-term outcome. Three adolescent boys who sustained avulsion fracture of the tibial tubercle, were complicated by compartment syndrome and treated at Inje University Sang-Gye Paik Hospital from September 1989 to February 1995. Injury to the soft tissue surrounding the tibial tubercle avulsion may be more extensive than is usually appreciated. The anatomy of the proximal tibia and the tibial tubercle with nearby branches of the anterior tibial recurrent artery suggest a predisposing factor for the development of compartment syndrome. So, compartment syndrome should be added to the list of possible complications of this type of fracture.

      • 스포츠에 있어서 疏外槪念과 小集團 運動에 관한 硏究

        金相九,金成國 成均館大學校 科學技術硏究所 1992 論文集 Vol.42 No.2

        The purpose of the study was to explore the relation of sport to alienation, of which derived from the modern material civilization, within the boundary of sport culture. This study also focused on identifying roles of sport to overcome the alienation. The major shortcomings of the modern industrial society seemed to be loss of human nature and alienation, which resulted from the mechanization and standardization of society, and this phenomenon is taken more seriously than ever before. Sport has its own unique culture of physical movement, and sport would be no exception, in that it also has to deal with alienation, which modern people doomed to have inside of their mind. Therefore, the conceptual identification of alienation may be an effective tool in investigating the circumstances that modern people face, and the sociological function of sport. Moreover, the attempt to overcome the alienation can be considered important in this modern society. The commnuity ideal in which humanbeings rely on one another, should be essential to escape from mechanical human and to restore human nature. To meet with these needs, "small group" movement is suggested. The small group movement would form "we feeling" among participants, and is considered to retrieve true human relationship. "Sport for all" can be a good alternative to accelerate the small group movement. Consequently, sport for all can provide one-dimensional humans with cultural space, and can be a short-cut to build up the sound society through restoration of human nature.

      • 체육사연구에 있어서 사실과 해석간의 관계

        김성국 江原大學校 附設 體育科學硏究所 1998 江原大學校附設體育科學硏究所論文集 Vol.- No.22

        The purpose of the study was to investigate whether historical exploitation of physical education can identify facts from historical perspectives: and to present methodological alternatives so that historical facts and interpretation can reasonably be drawn on the basis of methodological conclusions. History is a recognition of the past. The past events cannot be examined by themselves. They only can be examined by the evidence of the past events and the historical materials. Also. these historical materials and the past events cannot exist themselve. They are revealed by historians interpretation. After this process the past events and the hypothes is become a valuable meaning by historians interpretation Then, they reaches a conclusion. In order to understand these process. historians must understand historical recognition and methods. When they recognize whole context of historical events. they will be able to free from the methodological fallacy They history of physical education. by taking a normal historical method at current physical education's historical point of view. is the field of exposing and explaning the sound facts toward past physical activities or their subject field. However. it has been indicated that in the event of examining the physical education's historical facts and analysis. they can have many problems. The purpose of this study. in boundary of dogmatism and skepticism those have revealed of can be revealed in respect to historical fact and analysis. is to discover the possible horizontal relationship of the historical recognition and method. Historians of physical education understood the past physical activities and related easy situations in circumstance of their current era. Although their behavior may not be to escape form relativity and subjectivity. becoming conscious of subjectivity can be an opportunity to obtain the objectivity. In conclusion. Reasonable alternatives for the history of physical education can be found through researcher's attitude humbly acception and simultaneously making an approach to subjective interpretation. not just absolute principles of ultra-historic research methodology.

      • KCI등재

        效果的인 전문가 시스템의 維持 補修方法 開發에 關한 硏究

        김상국 한국경영과학회 1991 經營 科學 Vol.8 No.2

        This work is devoted to finding new ways to improve the efficiency of expert systems maintenance. To achieve this goal, two new ideas:Module Dictionary(MD) and Variable Dictionary(VD) are proposed. When knowledge of a human expert is added, modified or deleted, this is done in a unit called a chunk. We define a set of expert system's application rules to implement this single chunk as a module, and MD tries to collect all the maintenance related information for this module. VD is prepared for each of variable in the export system, and tries to collect all the facts about the variable. MD and VD will enhance traceability, will increase the possibility of simultaneous modifications of all related parts of the knowledge base, will help prevent the concept widening phenomenon, and will increase the potential for useful documentation in both development and maintenance period.

      • KCI등재

        대륙횡단철도를 고려한 아시아-유럽 컨테이너 화물 운송수단 선택에 관한 시험적 연구

        김성국,정헌영 한국해운물류학회 2005 해운물류연구 Vol.44 No.-

        현재 동북아시아 지역의 국가간의 물류운송은 일부를 제외하고는 자국의 항만을 중심으로 이루어지고 있다. 이것은 동북아시아 지역의 내륙운송체계가 구축되지 못했고 인접 국가와의 상호협력 없이 독자적으로 운영이 가능했기 때문이다. 하지만 지금까지 부득이 하게 해상운송에 의존할 수밖에 없었던 한국, 일본, 중앙아시아지역을 기종점으로 하는 화물을 포함한 동북아시아 지역의 지역간 화물이 동북아시아 철도네트워크 구축시에는 항만에서 철도로 전환될 것으로 전망하고 있다. 이러한 전망은 부산을 기점으로 한 대륙 횡단철도 관련 연구에서 제시되고 있는 이용자의 비용절감, 운송시간단축 등의 효과를 근거로 하고 있다. 따라서 본 연구에서는 아시아횡단철도 북부노선의 철도시설 및 운영현황, 노선의 컨테이너 화물운송 수요 및 전망 등을 분석한다. 또한 한반도통과철도와의 연계를 고려한 아시아횡단철도 북부노선의 노선대안을 AHP 방법을 통하여 분석하였다. The present logistics transportation of Northeast Asia mostly comes and goes through the sea-ports of each country. That is because the in-land transportation system in the area is not well organized and has been operated individually mutual cooperation of neighboring countries. However, when the Northeast Asian railway network is built up, he inter-region trade volume which had to depend on sea transportation is expected to be transported by railways. This prospect is demonstrated by various studies on the efficiency of users' expense and transportation time proposed by researchers on the trans-Asia railway. Therefore, in this paper, the current technical and operational status of the Trans Asian Railway Northern Corridor is examined and the container transport demand on the Northern Corridor is projected. Furthermore, the alternative routes of the Northern Corridor are also proposed and analyzed by AHP method based on the connection and interface with Trans Korean Railway.

      • 서울 都心地 外部空間에 대한 硏究

        金成國 弘益大學校 1990 弘大論叢 Vol.22 No.2

        This study looks into the design and use of the urban spaces in Seoul Cetral Business District on Ulchi-Ro, between 1-Ka and 3-Ka. The district under study went through several stages of redevelopment. Old residential and commercial buildings gave way to new hotels, department store, bank, and office buildings. The development plans called for higher density, wider arteries for increased vehicular traffic, and open spaces for greens and pedestrian plazas. This study focuses on the pedestrian spaces, sidewalks and plazas, their design intent, and the subsequent use.

      • 대전지방 도시단독주택 외부공간 구성요소의 형태에 관한 조사연구

        金尙謙,權善國,宋容浩 忠南大學校 産業技術硏究所 1986 산업기술연구논문집 Vol.1 No.2

        This is a study on the formal characters of the gate, fence, court focused on the urban detached houses comparing with traditional houses. The elements-gate, fence, court-affect the space of houses. On the planner's point of view, domestic space should be regarded as a field of human activities. The domestic space is divided into the external and the internal space by exterior wall, the external space is defined by a fence. This study is performed by surveying the type, size, function, height of the elements and comparing them with the traditional elements. The results of this survey are as follows. 1) The gate has a meaning of threshold and also has a symbol of separating. 2) The usual meaning of the fence is to defend from stranger and to enclose space and so on. 3) The court is the internal space and has physical as well as psychological effects.

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