• 제목/요약/키워드: IT system application

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분산제어시스템의 구축과 응용사례에 관한 연구 (A Study on the Distributed Control System and Application)

  • 윤형득;신현식
    • 한국정보통신학회:학술대회논문집
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    • 한국해양정보통신학회 2001년도 추계종합학술대회
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    • pp.552-555
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    • 2001
  • 본 논문에서는 컴퓨터 및 통신분야의 급속한 기술발전으로 마이크로세서의 성능향상과 제어용 LAN(Local Area Network)이 실용화됨으로 시스템 구축에 대한 유연성이 높아져 중앙처리장치(CPU)를 기능별로 분리하고 LAN 통신선로(Dataway)를 이용하여 프로세스의 제어기능은 분산시키고, 정보처리 및 감시와 운전조작기능은 집중화시켜 전체시스템을 구성하므로 신뢰성 향상을 도모하는 분산제어시스템의 개발배경과 적용과정 그리고 제철, 전력, 환경, 수 처리, 석유화학 등의 산업현장에서 다방면에 적용 및 응용되고 있는 분산제어시스템을 고찰하여 보고 향후 분산제어시스템의 발전방향까지 살펴보았다.

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소방서건물의 신재생에너지시스템 최적화에 관한 연구 (A Study on the Optimization of a Renewable Energy System in Fire Station Buildings)

  • 이용호;홍준호;조영흠;황정하
    • 한국태양에너지학회 논문집
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    • 제33권1호
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    • pp.79-88
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    • 2013
  • This study set out to evaluate the economy, environmentality, and complexity (economy+environmentality) of fire station buildings of public service facilities and propose ways to apply the optimization of renewable energy system to fire station buildings. As for economy according to life cycle costs, economy increased when the application percentage of the geothermal and solar heat system increased over the three renewable energy system types (geothermal, solar heat, and solar photovoltaic). On the other hand, economy decreased when the application percentage of the solar photovoltaic system increased. As for environmentality according to tons of carbon dioxide, environmentality decreased when the application percentage of the geothermal and solar heat system increased. Environmentality increased when the application percentage of the solar photovoltaic system increased. As for complexity (economy+environmentality) according to the weighted coefficient method, complexity increased when the application percentage of the geothermal system increased. It was highest at the combination of the solar heat system (20%) and geothermal system (80%). On the other hand, complexity decreased when the application percentage of the solar photovoltaic system increased. It was lowest at the combination of the solar photovoltaic system (80%) and geothermal system (20%).

연구개발(硏究開發) 품질보증(品質保證)의 적용(適用) 타당성(妥當性)에 관(關)한 조사연구(調査硏究) (Feasibility Study on the Application of Quality Assurance in Research and Development)

  • 권혁일;임남진
    • 품질경영학회지
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    • 제23권1호
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    • pp.74-94
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    • 1995
  • Through the application of Quality Assurance(QA) techniques in R&D activities, we can approach for cost reduction and productivity improvement with high reliability. Application of QA systems in R&D in developed countries were studied, a enquete survey was performed to investigate researcher's understanding of QA in R&D. As a result of this study, it is considered desirable that QA system be applied partially to the feasible work areas at first, and the scope of application be enlarged to extended areas, later. For these aims, various and feasible QA system should be developed and established. As the need for quality assurance in R&D is expected to be increased continuously in the future, it is imperative for us to be prepared for the application of QA system in R&D activities.

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RI-Biomics 기술정보시스템을 활용한 효율적인 정보 수집-분석-활용 체계 수립에 관한 연구 (Development of Efficient System for Collection-Analysis-Application of Information Using System for Technology and Information in the Field of RI-Biomics)

  • 장솔아;김주연;박태진
    • 방사선산업학회지
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    • 제9권3호
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    • pp.161-166
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    • 2015
  • RI-Biomics is the new radiation fusion technology of which, such as the characteristics of radioisotope, is applied to the biomics. In order to sharing and overall analysis of data between the institutions through total management of information in the field of RI-Biomics, RI-Biomics Information portal 'RIBio-Info' was constructed by KARA (Korean Association for Radiation Application) in February 2015. For systematic operation of this 'RIBio-Info' system, it is required to develop system of collection-analysis-application of information. So, in this paper, we summarized development of document forms at each processes of collection-analysis-application of information and systematization of collection methods of information, establishment of characteristically analysis methods of reports such as issue paper, policy report, global market report and watch report. Therefore, these are expected to improving the practical applicability in this field through the vitalization of technology development of users by achieving the circular structure of collectionanalysis-application of information.

A Modeling Tool for X-Window Application Software Development

  • Lee, Joon-Seok;Lee, Sang-Bum;Chi, Dong-Hae
    • ETRI Journal
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    • 제15권2호
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    • pp.75-84
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    • 1993
  • This paper presents a modeling tool, so-called X-ADD (X-window application Analysis & Design Diagram), which is useful for the understanding of existing X-window application program and the development of new X-window application software. This X-ADD tool is available for the X-window applications maintenance activities such as program understanding, and program analysis by the concept of reverse engineering. In addition, it supports the analysis and design for the new X-window application system development. Therefore, by the use of this tool, the visibility of the existing X-window application programs can be enhanced and modeling for the design of new X-window application systems can be easily made.

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계층 논리 기반 전문가 시스템의 전력계통 고장진단에의 적용 (Application of Hierarchical Logic Based Expert System to the Power System Fault Diagnosis)

  • 박영문;김광원;이광호;정재길
    • 대한전기학회논문지:전력기술부문A
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    • 제48권7호
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    • pp.863-871
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    • 1999
  • While Logic Based Expert System (LBES) has a merit of rapid and complete inference, it also has a defect of huge knowledge base. Hierarchical LBES (HLBES) replaces the assertion time inference of LBES with the multi-level logic minimization procedure, and it guarantees smaller knowledge base comparing with LBES. This paper has two contributions. The one is proposing so-called fact-minimization procedure which reduces not only the number of facts or measured events but also the size of knowledge base dramatically. The other contribution is application of HLBES and the proposed fact-minimization to the fault diagnosis of power system. The application is successfully performed in the example with the transmission system which takes 72 goals and 352 facts.

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유형학적 접근방식에 의한 실내디자인 과정에 관한 연구 (II) (A Study on Interior Design Process by approaching Typological Method)

  • 한경희;이선민
    • 한국실내디자인학회논문집
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    • 제21호
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    • pp.165-172
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    • 1999
  • For the useful method capable of modern expression on traditional residence architecture, a study was performed on the methodological establishment and possibility of typological method could be examinated to interior design process by typological method. First of all, through the establishment verbal of our Korean traditional architecture and further investigation of environmental and cultural idealogical facts, it could be extracted from natural instinct, duality, continuance, flexibility and transitiov. In second process, based on these results, it could be framed and described the individual typological language and, for the sake of drawing for visual and spatial typology, it was made by sketch in terms and view of possibile guidance of prototype, transforming and application method. from these results of investigated sketches, it cold be used for criteria of application method as the parts of visual and spatial typological elements to have an applicable expression of it/s traditionality. Based on above facts, for the subjects of spatial system, form & shape system, circulation system, order system, decoration system, color & material system in interior design fields, we cold propose the practical possibility through the consideration of application method for built-in meaning that could be adaptable for the interior design practices. These facts were extracted from the based on visual & spatial typology, as above mentiov. Also, through preparing and suggesting the criteria of evaluation and measurement of design quality , we could propose the applicable methodology for further & basically Korean traditional embodiment.

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모바일 LBS(Location-Based Service)응용 서비스의 사용자요인에 대한 실증적 연구 (The Empirical Study on User Factor of LBS(Location-Based Service) Application Service in Mobile)

  • 임기흥;박은아
    • 한국IT서비스학회지
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    • 제6권3호
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    • pp.225-239
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    • 2007
  • Mobile service is highly becoming in the limelight on information society by offering infringement problem about individual privacy or information by political and scientific interest This study is focusing on primary LBS application Mobile service that emphasize position confirmation, especially, looking for friends. The aim at this study grasps user productivity factor of LBS application Mobile service, and analyses whether some have relations with value and action determination of LBS application Mobile service. According to result, Mobile service applying position service is supported with usefulness and system quality, adaptedness. On the other hand, Usability and social effect, privacy weren't embossed by leading person. Mobile service applying position service is changed with a person who have experience looking for friend. This study has systematically analysed about LBS application service by leading person

시가화지역 토지이용유형별 피복현황 분석을 통한 생태면적률 적용 방안 연구 (A Study on the Adaptation Method of Biotope Area Factor by Land-use Type in the Built-up Area)

  • 이경재;홍석환;최인태;한봉호
    • 한국조경학회지
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    • 제35권4호
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    • pp.40-47
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    • 2007
  • The objective of this study is to analyze the propriety of the Biotope Area Factor's(BAF) application and propose an improvement plan. The BAP system, initially started by Seoul metropolitan city, is being settled in Korea. The BAF originated from the Biotop $Fl{\ddot{a}}chen$ Faktor(BFF) system of Berlin Germany. It was established as part of the Landscape Plan for the ecological function recovery in the high density built-up area with a sense of environmentally friendly urban management. The study compared the BAF's present condition of Ganddong-Gu, Seoul with Seoul's BAF system. Some problems appeared from the system application. Firstly, it may cause ecological damage if the site ranges are more than current BAF system limits. Secondly, the application of the current BAF system has the possibility of general redevelopment, but the partial improvement considering current standards of the high density built-up area's paving section is impossible. Lastly, division of the application object and application type are not divided well. In addition, the Seoul BAF which is currently applied across the board is based on the destruction of the natural area and low density built-up area. Accordingly, to improve these problems requires a complementary system protecting the ecological function prior to the application of the BAF and with restricted application to high density of BAF system built-up area.

제조실행시스템에서의 BPEL 기반 워크플로우 관리시스템의 적용 (Implementation of BPEL based Workflow Management System in Manufacturing Execution Systems)

  • 박동진;장병훈
    • 한국IT서비스학회지
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    • 제8권4호
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    • pp.165-174
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    • 2009
  • This paper outlines opportunities and challenges in the implementation of BPEL based WFMS(WorkFlow Management System) for the MES(Manufacturing Execution Systems) in semiconductor manufacturing. At present, the most MESs in semiconductor wafer fabrication shop have the problems in terms of application software integration, reactivity, and adaptability. When a plant has to produce new product mix, remodel the manufacturing execution process, or replace obsolete equipments, the principal road blocks for responding to new manufacturing environment are the difficulties in porting existing application software to new configurations. In this paper, the issues about WFMS technologies including BPEL standard applied for MES are presented. And then, we introduce the integrated development framework named nanoFlow which is optimized for developing the BPEL based WFMS application for automated manufacturing system. And we describe a WFMS implemented with using nanoFlow framework, review and evaluate the system.