• 제목/요약/키워드: Industry site

검색결과 1,393건 처리시간 0.024초

경전철 산업 발전방안 연구 (A Study on the Development Strategies for the Light Rail Transit Industry)

  • 정경렬;윤세균;최용훈
    • 한국철도학회:학술대회논문집
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    • 한국철도학회 2005년도 추계학술대회 논문집
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    • pp.500-509
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    • 2005
  • Light-rail transit system has many characteristics of better accessibility. frequency service, low construction cost, reduced air pollution and medium-capacity public transport etc. Light rail transit system as a urban transportation system has been growing worldwide since the late 20th century. More than 300 cities around the world have light railway systems. Many medium-size cities in domestic site is planning the construction of light railway. This paper describes the development strategies for the light rail transit industry.

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A Modified-AHP Method of Productivity Analysis for Deployment of Innovative Construction Tools on Construction Site

  • Kwon, Soonwook;Lee, Gaeyoung;Ahn, Dooyong;Park, Hee-Sung
    • Journal of Construction Engineering and Project Management
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    • 제4권1호
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    • pp.45-50
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    • 2014
  • Productivity analysis is the most important and significant method for evaluating management and engineering performance during whole project stage. However, it is very difficult in developing qualitative index to construction industry comparing to other industries. Therefore, analytical hierarchy process (AHP) is one of the methods for overcoming these limitations by checking consistency index using duality comparison. In this study, it is scraped up an application plan and selection for innovative tools by analyzing survey results on tool users and site managers with respect to using Modified-AHP performance measurement method.

지반굴착공사로 인한 사고사례 분석 (Analysis of accidents due to Urban Ground Excavation)

  • 성주현;윤종구;정수형
    • 한국지반공학회:학술대회논문집
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    • 한국지반공학회 2010년도 추계 학술발표회
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    • pp.1087-1094
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    • 2010
  • With recent growth of population and industry, urban development grows into grand scheme of excavation and construction in urban area. As the development progress advanced, the developments get large and deepen. With a progress of technology development in geotechnical engineering in Korea, most our grand scheme of projects follows great progress. On the other hand, some excavation in construction site caused direct or indirect event that affects the adjacent or surrounding structures by excavation from time to time. This event usually happens around residential and commercial area where underground tunnel, subway station, commercial building, and high-rises excavation site is, could lead great damage on economy as well as personal injury or human casualties. In order to prevent this event, the study has to be done with analysis on various events of excavation and its cause. In this paper, the research has collected the various excavation events and their causes to analyze on each site and event to define emphasis on surrounding environment.

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중공업 일괄수주공사를 위한 프로젝트 관리 시스템 개발 사례 (Development of a Project Management System for the Turnkey-based Plant Project)

  • 고창성;노재정;현재명;김명관
    • 산업공학
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    • 제11권3호
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    • pp.167-180
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    • 1998
  • This study is concerned with the development of a project management system for the turnkey-based plant project, which will help the site manager to plan, control, and report the project progress. This system has been developed as one of the modules of the integrated information system for the H Heavy Industry Co. and is composed of five subsystems; project information system, drawing-material management system, process management system, project progress report system. A/S management system. it also integrates commercial project management package in order to schedule the project activities and report the project progress to the owner. The main purpose of the system is to provide project information, including drawing, material, and progress, to the site manger in the real time and to accumulate site know-how for the turnkey-based plant project.

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혼잡비용 감소를 위한 TCSC의 최적위치에 관한 연구 (A Study on the Optimal Site of TCSC for Reducing Congestion Cost)

  • 이광호;문준모
    • 대한전기학회논문지:전력기술부문A
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    • 제49권5호
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    • pp.220-225
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    • 2000
  • As a competition is introduced in the electricity supply industry, a congestion problem arises in the transmission network. The congestion causes the transmission cost to increase. One way to decrease the congestion cost is to control the transmission flow through the installation of TCSC(Thyrister Controlled Series Capacitor). This paper deals with the optimal site of the TCSC for reducing the congestion cost using a shadow price which is one of the economic signals for the systems. Test results show that the site of the TCSC is optimal to minimize the congestion cost by the proposed algorithm.

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Biopile을 이용한 유류 오염토양의 복원에 관한 연구

  • 박종천;오재영;정용욱;이우범
    • 한국지하수토양환경학회:학술대회논문집
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    • 한국지하수토양환경학회 2002년도 추계학술발표회
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    • pp.310-314
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    • 2002
  • To investigate the effect of on-site bioremediation in soil that have been contaminated by hydrocarbon fuel spills, petroleum-degrading bacteria isolated from soil around petroleum chemical industry and microbial agents were constructed. We investigated biopiles for on-site bioremediation of soil contaminated (5000 mg per kg) with bunker A fuel in five independent lab-scale experiments. Five biopile units constituting the following treatments: (1) control with no nutrients and microbial agents (2) microbial agent M plus nutrients (3) microbial agent C plus nutrients (4) only microbial agent C (5) control with only nutrients. The results were highly different one another. After 30 days in treatments with optimal condition, total petroleum hydrocarbons were reduced to below 10 mg per kg of soil at the biopile units mixed with microbial agents, but control biopile units show that were reduced from 1,105 to 2,588 mg per kg of soil. Our results show that microbial agents at on-site bioremediation of fuel-contaminated soil is highly effective.

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Bayesian Learning through Weight of Listener's Prefered Music Site for Music Recommender System

  • Cho, Young Sung;Moon, Song Chul
    • Journal of Information Technology Applications and Management
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    • 제23권1호
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    • pp.33-43
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    • 2016
  • Along with the spread of digital music and recent growth in the digital music industry, the demands for music recommender are increasing. These days, listeners have increasingly preferred to digital real-time streamlining and downloading to listen to music because it is convenient and affordable for the listeners to do that. We use Bayesian learning through weight of listener's prefered music site such as Melon, Billboard, Bugs Music, Soribada, and Gini. We reflect most popular current songs across all genres and styles for music recommender system using user profile. It is necessary for us to make the task of preprocessing of clustering the preference with weight of listener's preferred music site with popular music charts. We evaluated the proposed system on the data set of music sites to measure its performance. We reported some of the experimental result, which is better performance than the previous system.

건설현장 공사주체간 위험성관리의식의 중요도 설정에 관한 연구 (Weighting Factor of Consciousness between Main and Sub Contractor for Establishing an Effective Risk Management in Construction Industry)

  • 손기상;은남권
    • 한국안전학회지
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    • 제28권4호
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    • pp.72-80
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    • 2013
  • Accident prevention plan it a construction site should be analyzed and made with risk evaluation and management, from recent year, in Korea. Accidents occurred in construction site are related to all parties such as owner, main and subcontractor, labour. But analyzing some relationship between main and subcontractor is very important to estimate what risk between then are existed in a site. There are some different aspects concerning with risk management between them. Everywork has its own risk in there, This is the reason why everywork which are made by subcontractor himself should be evaluated for risk level. And main contractor should provide for subcontractor to prevent each risk at the work, all the time.

패션브랜드의 웹사이트 활용 실태 분석 (Analysis of Web-Site Utilization on Fashion Brands)

  • 권현주;구양숙
    • 한국의류산업학회지
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    • 제7권1호
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    • pp.4-12
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    • 2005
  • The purpose of this study was to analyze the utilization of Fashion Brands Web-site. This analysis was done by 6C Concept(Contents, Community, Commerce, Connection, Customizing, Communication) which was Internet Marketing Strategy. The review of previous studies and empirical investigations through the Internet were processed for this study. 151 fashion brands in department stores in Daegu, Korea were surveyed from January to February 2004. Data were analyzed by using frequency and percentage. Total 105 brands established their Web-Sites of Internet out of 151(69.5%) fashion brands. There were four characters on Contents, six characters on Connection and five characters on Communication. And there were a establishing rate of 38.1 percent on Online Community and 30.5 percent on Online Shopping Mall. On Customizing, 73.3 percent of brands had e-CRM systems.

The hydrocarbon concentration distribution in the contaminated site using geospatial analysis

  • Lee, Ju-Young;Yang, Jung-Seok;Choi, Jae-Young;Krishinamurshy, Ganeshi
    • 한국수자원학회:학술대회논문집
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    • 한국수자원학회 2007년도 학술발표회 논문집
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    • pp.909-910
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    • 2007
  • The volatile organic compounds exposure is governed by the source distance and dispersion of the pollutant into air and groundwater. The purpose of this study was to validate suggested models for the prediction of concentration distributions. The study design was organized into different methods to simulate industry site. The distribution models generally showed a fair agreement with measured data. For graphical representation of concentration of volatile hydrocarbon, it has to obtain a continuous representation of the contamination of the site. Therefore, the used interpolative methods examined for this project are the IDW(inverse Distance Weighting) and kriging method. In the results, in summary, all two different methods can be used to quantify exposures at a particular source area, and thus provide, a solid foundation for making risk-based decisions. All the calculations can be performed using Excel's built-in functions, and the capabilities of geospatial analysis allow the results to be displayed visually. However, anyone who uses these methods should understand all of the assumptions and limitation.

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