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        검색결과 318

        181.
        2009.05 구독 인증기관 무료, 개인회원 유료
        This study is about the development of information system software process quality evaluation model for domestic medium enterprises based on CMMI being used widely in the world. In this study, a new evaluation model is developed through establishing tailoring guide and its application to the existing mode by reflecting the quality management method and conditions of domestic medium enterprises within CMMI Level 2 and Level 3. The evaluation model is constituted 3 processes, 11 achievement goals, 50 practice activities and 125 evaluation items. The average point of quality evaluation of enterprises of insurance business shows 79.1 based on the evaluation model. The average point of the enterprises certified from CMMI is 82.7 which is 3.3 point higher than non-certified enterprises. This result means that the new evaluation model has similar results with the existing evaluation model while it also has discriminational characteristics compared with the existing model.
        4,000원
        182.
        2009.04 구독 인증기관 무료, 개인회원 유료
        현재 기업에서는 제품인증과 경영시스템인증의 신뢰성 확보가 중요한 과제이다. 이는 제품개발 중심에서 제품 및 프로세스의 통합 개발 중심으로 연구의 필요성을 제시 해주고 있다. 따라서, 정적인 제품인증에서 동적인 시스템인증의 필요성이 대두되면서 신뢰성경영시스템(DMS; Dependability Management System; IEC60300)이 요구되어진다. 제품개발의 프로세스에서 발생되는 신뢰성 문제점들을 해결하기 위하여 트리즈(TRIZ ; Theory of Inventive Problem Solving) 기법을 활용하였다. 본 연구에서는 창의적 문제해결 방법론인 트리즈기법을 활용하여 신뢰성경영시스템에서 제품 및 프로세스 통합개발(IPPD; Integrated Product and Process Development)을 하고자 한다. 결과적으로 창의적 신뢰성경영시스템(CDMS; Creative Dependability Management System)을 제품 및 프로세스 통합개발 모델로 제시한다.
        4,200원
        184.
        2009.03 KCI 등재 구독 인증기관 무료, 개인회원 유료
        해양환경관리공단은 MARPOL 73/78에 따른 해양환경 보전을 위하여 1998년 정부로부터 전국 13개 주요 항만에 위치한 선박폐수 처리시설을 위탁받아 운영해왔다. 이 시설은 선박폐수를 처리함에 있어 단순히 해양환경관리법에서 정한 유분농도(n-H 광유류) 15ppm을 충족할 수 있도록 설계되어 운영되어 왔다. 그러나 선박폐수에는 n-H 광유류 뿐만 아니라 유기물에 의한 악취와 각종 불순물이 함유되어 있기 때문에 이들이 처리되지 않고 그대로 해양에 배출됨으로써 해양오염은 물론 주변 인가 등으로부터 민원의 대상이 되었다. 이에 따라 공단은 지난 2007년 선박폐수 처리공정 개선 작업을 시행하여 새로운 수처리 약품을 개발하여 적용하고, 오존을 이용하여 기존의 공정을 3~4 단계 줄이면서도 배출수의 유분농도 뿐만 아니라 콜로이드물질, ABS, 인, 질소 등 난분해성 유기물질과 미생물 분해에 의한 악취를 효과적이고 혁신적으로 저감 시킬 수 있는 새로운 공정을 개발하여 현장에 적용시켰다. 새로운 공정은 각종 오염물질과 악취를 획기적으로 제거할 뿐만 아니라 공정의 단순화를 통해 시설 유지비 10% 이상 절감 등 13개 선박폐수 처리시설 운영비를 매년 1억6천만원 이상 줄일 수 있는 획기적인 공정으로 방법특허를 출원하였다.
        4,000원
        185.
        2008.12 구독 인증기관 무료, 개인회원 유료
        Recently, increasing interests in local foods have been highlighted along with active efforts and activities from autonomy organizations to develop local cultures and promote local economies by generating value added products and profits through the development of local foods. Subsequently, useful effects might result by making local foods attractive to tourists, such as by using indigenous Gimpo products to makc menu items that incorporate the social, economic, and cultural aspects of the Gimpo area, and contributing to its food culture, the development and use of its indigenous products, and promoting local restaurant businesses, etc. The items of the Survey used to select the local food menu items to be developed were limited to ideas offered by expert groups, and were implemented by a new menu developmεnt process. In order to derive the menu items to develop, the following method was applied: a brainstorming session with experts to generate and draft ideas, a questionnaire to chefs and cooks in special grade hotels is Seoul to select thε menu items to develop from those drafted, and sensory evaluations by experts to evaluate the developed items. Frequency analysis and technical statistical analysis were performed using the SPSS 12.0 program package, where 13 kinds of local foods were ultimately developed using indigenous products of Gimpo. The developed local food menu items werε rice & grape sujaebi, grape sikhae, fried rice embryo bud, grape yanggaeng, rice pancakes, rice spaghetti, grape seed oil dressing, grape sauce, rice pizza, grape pie, rice & grape ice cream, grape chocolate, and rice roll cakes.
        4,000원
        187.
        2008.11 구독 인증기관 무료, 개인회원 유료
        Recently, product-reliability and process-reliability in product development processes has been regarded as an important issue in many manufacturers. TRIZ which is theory for inventive solving is required to obtain reliability of each process. To solve the technological problems, TRIZ provides problems can be occurred in product development processes as a contradiction matrix based on 40 creative invention principles with alternatives for physical and technological contradiction. This paper suggests the method for inventive solving to ensure the reliability assurance of product development processes based on TRIZ.
        4,000원
        188.
        2008.09 KCI 등재 구독 인증기관 무료, 개인회원 유료
          Ultra-high voltage transformer industry has characteristic of small quantity batch production system by other order processing unlike general mass production systems. In this industry, observance of time deadline is very important in market competitive
        4,000원
        189.
        2008.09 KCI 등재 구독 인증기관 무료, 개인회원 유료
          Because of different hardware specifications, there are no unified protocol commands to use with various kinds of RFID readers. The current commercial RFID middlewares do not satisfy the various requirements from users to support business process logic
        4,000원
        190.
        2008.06 KCI 등재 구독 인증기관 무료, 개인회원 유료
        수돗물 공급에 있어서의 미량 유기물질 및 맛냄새 제거의 중요도가 높아짐에 따라 오존, GAC 및 PAC 등 고도 정수처리공정의 도입이 지속적으로 증대되고 있다. 하지만, 원수의 수질악화, 새로운 오염물질의 출현 등에 의해 기존의 고도처리공정이 향후에도 충분한 대안이 된다고 확신하기는 어려운 실정이다. 본 연구에서는 고농도의 분말활성탄을 slurry blanket의 형태로 체류시킨다는 새로운 개념의 접촉조를 구상, 막여과조와 연계하여 하나의 공정으로 완성하였다. 한강원수를 대상으로 80m3/일 규모의 pilot plant를 이용, 유기물질 및 2-MIB, Geosmin에 대한 제거특성을 살펴본 결과 DOC의 경우 운영초기 90% 이상, 안정화된 이후에도 70~80% 내외의 높은 처리효율을 나타내었으며 2-MIB Geosmin의 경우 검출한계 이하로 제거되었다. 본 공정은 1년 이상의 장기간의 고도처리 효율 검증 및 안정된 PAC 접촉조의 운영방안 등 공정 최적화를 위한 추가적인 연구가 필요한 실정이나 기존의 고도처리에 비해 컴팩트하면서 높은 처리효율을 안정적으로 나타냄으로써 맛냄새물질을 비롯한 미량 오염물질을 제거하기 위한 대안공정으로서의 높은 가능성을 확인하였다.
        4,200원
        191.
        2008.06 KCI 등재 구독 인증기관 무료, 개인회원 유료
        The package loading process of the lumbering industry is an operation that after a pair of workers bind three or six lumbers into one unit and cut both ends of the lumbers, transports the weight cargo of 30-50kg by one meter, pack and load at a height of 1.2 meters. This package loading process causes lots of noise and wood dust when workers carry out the heavy work as the above. Therefore we developed the monolithic both ends cutting package loading equipment in order to prevent from getting musculoskeletal disease. An loading bar working system of this equipment is improved from pneumatic pressure system to oil pressure system, furnished the newly designed flow dividers, and developed the new system that a both end array is loaded identically. Also we developed the safety equipment of loading bar in order to prevent workers mistake and overload from malfunction during the package loading process. The main cause of job evasion on working place could be solved by preventing the musculoskeletal disease and improving the working environments.
        4,000원
        192.
        2008.04 구독 인증기관 무료, 개인회원 유료
        Nowadays, the tendency of world air cargo is noteworthy and air traffic in terms of cargo throughput will no doubt grow significantly in the new Region, with India and China's booming economy and the upcoming Olympics 2008. For example, in the first 11 months of 2006 cargo traffic was increased by 6.3%. First of all, the market of air cargo in Korea grows very quickly and diversifies. It is an essential factor in the process of development of Northeast-Asia as a hub for Air Cargo logistics. However the process of air cargo in Korea is complex as compared with other north-east asia nations. At the same time, it has many problems and causes inconvenience to owners of freight. This paper investigated the process of air cargo in Korea now and analyzed problems of the process. We emphasize that 4PL is the excellent solution from among many alternatives. It is also worthy of notice that EPCglobal network strengthen the role of 4PL. In conclusion, the 4PL system based on EPCglobal network will result in a good success, so it will raise a prestige of air cargo in Korea to a higher position.
        4,000원
        193.
        2008.04 구독 인증기관 무료, 개인회원 유료
        The package loading process of the lumbering industry is an operation that after a pair of workers bind three or six lumbers into one unit and cut both ends of the lumbers, transports the weight cargo of 30-50kg by one meter, pack and load at a height of 1.2 meters. This package loading process causes lots of noise and wood dust when workers carry out the heavy work as the above. Therefore we developed the monolithic both ends cutting package loading equipment in order to prevent from getting musculoskeletal disease. An loading bar working system of this equipment is improved from pneumatic pressure system to oil pressure system, furnished the newly designed flow dividers, and developed the new system that a both end array is loaded identically. Also we developed the safety equipment of loading bar in order to prevent workers mistake and overload from malfunction during the package loading process. The main cause of job evasion on working place could be solved by preventing the musculoskeletal disease and improving the working environments.
        4,500원
        195.
        2007.12 KCI 등재 구독 인증기관 무료, 개인회원 유료
        We must adapt to the rapid speed of information-oriented society well for outstanding central logistics nation of 21th century's Northeast Asian. Moreover, we must provide customers or enterprises with sufficiently satisfactory service about diversified desire of customers. In particular, we try to find the service process with RFID about air logistics that has many demands and is required to develop accurate and rapid service technique. As a result, we apply RFID to overall process of air logistics. After that, we will test the process and analyze results of the test. We are going to provide real possibilities of RFID enterprise and other service process. We will promote technology development of service process for air logistics' service.
        4,000원
        196.
        2007.04 KCI 등재 구독 인증기관 무료, 개인회원 유료
        This study was undertaken to develop web-based nutrition information contents for the older adults. Twenty six domestic web-sites were analyzed and then 12 foreign web-sites and 4 education materials for the elderly of foreign university were benchmarked. Also a lot of literatures on elderly education program were reviewed. A card-sorting task was performed with 8 older adults to ascertain how the target audience organized information about nutrition. The results were as fellows. Among 26 domestic web-sites, 2 sites(7.7%) were only for the elderly. Main topics of information contents for the elderly included 'Importance of Healthy Eating', 'DRI', 'Dietary Guidelines'. Four of twelve foreign web-sites were for the elderly nutrition education. Topics of 'Dietary Guideline', 'Meal Program' were found in 4 sites and 'Importance of Healthy Eating', 'Diet & Disease', 'DRI, 'Food Guide Pyramid', 'Nutrition Fact Labels' were found in 3 sites. Education materials of foreign university dealt with basic information on 'nutrient needs changes related with aging', 'Heart & Bone Healthy Eating Plan', 'Food Guide Pyramid'. Also topics on 'Eating on a budget', 'Eating Out Guideline' were included for practical use for the elderly. Based on card-sorting process, contents framework for web-site was developed and 4 main menus for framework were respectively named as 'Nutrition', 'Meals', 'Foods'. 'Check up Nutritional Health' by panel discussion. Finally we developed nutrition information contents for 4 main menus. We focused on helping older adults recognize the importance of healthy eating and apply the nutrition information to practical use. We expect that the developed framework of contents can be a guideline for indentifying the information needs of older adults in developing effective nutrition intervention program. And we suggest that the survey for target people should be peformed for the web-site to be user-friendly designed and the developed contents be evaluated and revised in the near future.
        4,200원
        197.
        2006.12 KCI 등재 SCOPUS 구독 인증기관 무료, 개인회원 유료
        본 연구에서는 Li 환원법에 의한 PWR 사용후핵연료의 금속전환과정을 모사하는 프로그램을 개발하였고 이를 이용하여 Li의 양에 따른 사용후핵연료 산화물의 금속 및 염화물 전환량을 계산하였다. 이 프로그램에서는 Li 환원과정의 화학반응에 관련된 특성치와 열역학데이터를 데이터 베이스화하고 이를 입력 데이터로 사용하여 특정 Li 양에 의한 산화물의 반응결과를 전환률로 계산한다. 개발 프로그램의 성능을 평가한 결과, 와 를 제외한 나머지 산화물은 기존 코드 결과값과 6 % 이내의 상대오차로 잘 일치하고 각 산화물의 개별반응에서 산화물의 완전 전환에 필요한 Li 양의 계산값도 이론적 계산값과 정확히 일치함을 확인하였다. 또한 검증된 개발 프로그램을 이용하여 산화물별 Li과 금속전환률의 관계를 분석한 결과, 그 중에서 Li이 250 몰로 주어졌을 때 의 83.73%는 U로 전환된 반면 나머지는 산화물로 잔존하였고, 100% U로 전환시키는데 필요한 Li의 양은 297 몰로 나타났다.
        4,000원
        198.
        2006.10 KCI 등재 구독 인증기관 무료, 개인회원 유료
        The purpose of this study is proposing a method of developing experience program for organizing continuous 'Recreating Cultural and Traditional Village'. Therefore, with having purpose of developing experience program which is deeply related with residents organization and architecture in the village, the researcher has participated in '2005 An-dong Gunjamaul Recreating Cultural and Traditional Village', accomplished developing experience program which can continuously manageable by residents and space and facilities which are accompanied with program. The results of this research are as follows. The developing process of experience program has four phases, selecting program, planning program, growing and changing program, and practicing and firmly establishing program. Moreover, the relationships between space planning and setting up a resident's organization and the experience program need to be considered. The things that experts have to consider are come up with three subjects. First, planning experience program with citizen participation. Second, designing experience program with spaces which will contain the programs. Third, developing programs which are accompanied with rediscover village's resources through continuous feedback.
        4,900원
        199.
        2006.09 KCI 등재 구독 인증기관 무료, 개인회원 유료
          자동차 개발 단계는, 본질적으로, 수차례의 개발 단계를 거치면서 설계 그룹들 간의 정보 전달과 교환이 여러 차례 반복적으로 발생하게 된다. 이러한 복잡한 상호 정보 교환 과정을 정확하게 이해하여 업무가 수행되지 못하면 불필요한 재작업을 야기시킬 수 있으며, 이는 비용 낭비 및 계획에 차질이 발생할 수 있다. 이 연구에서는 시스템 다이나믹 모델을 개발하여 빈번한 design-built-test 싸이클이 자동차 개발 단계에 미치는 영향 및 이점들을 고찰
        4,000원
        200.
        2006.04 구독 인증기관·개인회원 무료
        With the capability of net shaping for complex 3D geometry, powder injection molding (PIM) is widely used for automotive parts, electronics and medical industry. In this study, an ultrasonic dental scaler tip produced by machining process was redesigned for the PIM process. An injection mold was designed and machined to produce the dental scaler tip by the PIM process.