• Title/Summary/Keyword: design-build system

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Design and Implementation of an Automated Building System for Cyber School (사이버스쿨 자동 구축 시스템 설계 및 구현)

  • Kim, Chang Suk
    • The Journal of Korean Association of Computer Education
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    • v.3 no.1
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    • pp.1-12
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    • 2000
  • Recently, Linux operating system is used for web server environment, but to build web server applications need to be operated many related softwares, such as installing web server, web and database system integration and programming for script language. Most of schools in korea do not have computer specialist for building web server or cyber school. In this paper, we describe design and implementation of an automated building system(AnyBuilder) for cyber school. AnyBuilder build web-based cyber school system, just clicking a few of button and some commands. Especially, it has two phases to build cyber school, one is to generate empty web-based cyber school and the other is to upload contents of lecture.

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A Study of the Characteristics of Lee Kyo-Won's Landscape Design (이교원 조경의 특성에 관한 연구)

  • Seo, Young-Ai;Choi, Jung-Min;Zoh, Kyung-Jin
    • Journal of the Korean Institute of Landscape Architecture
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    • v.35 no.2 s.121
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    • pp.13-24
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    • 2007
  • This study aims to investigate the characteristics of Lee Kyo-Won's landscape architecture and add to the literature in this field. Also, the current status of and issues in landscape design will be dealt with through the lens of the individual landscape architect's worts. By adopting a critical analysis, this study will look closely into the background of his career and ideas regarding landscape design. The inherent nature of his coherent style in landscape design will be listed as follows: total design, design-build systems, experimentation with new kinds of plants and materials, and the pursuit of minimalism. His design domain covers various elements such as paving, street lamps, and clock towers, among others. He was often involved in managing outdoor sculpture and he also provided the total packaging of the design-build systems for most of his landscape projects. These are the main reasons why his landscape works can maintain their high end quality; through his craftsmanship, a fine quality of detail was achieved in his landscape design. This tell us the possible options that can be adopted such as landscape architectural design management or landscape architectural turn-key systems, which differ from the prevailing dual system between design and construction. However, his own particular system can not be replicated in ordinary situations because contemporary practices require us to coordinate the various stakeholders concerned in the decision-making process of the design. In general, it is fair to say that we can give him the credit for enhancing the status of landscape design as an independent, specialized field.

Analysis of the Influence of Design Score and Price Score for Design Build Bidding (설계시공일괄입찰에서 설계점수와 가격점수의 영향력 분석)

  • Lee, Jinhak;Woo, Sungkwon;Lee, Siwook
    • Korean Journal of Construction Engineering and Management
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    • v.24 no.5
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    • pp.44-51
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    • 2023
  • Selecting appropriate bidding system in construction projects considering the characteristic of project can be a make-or-break element, so the understanding for bidding system of public construction projects is ever more important from the perspective of both the owner and the contractor. The design-build bidding is commonly referred to as turnkey in Korea, and is a bidding method that is often applied to large public construction projects because it allows new technologies to be applied to the design and facilitates risk management for the owner. In this bidding method, there are only two factors (design score and price score) that affect the selection of the winning bidder, so it is important to understand the influence of each factor, but there is little research on the subject. This study aims to provide a basis for establishing bidding strategies for understanding the influence between design score and price score by analyzing various design-build bidding data of public construction projects. The results of the study show that design score is the factor that has more influence on the ranking of bidders in all three weighted evaluation methods: design-emphasized, price-emphasized, and equalized evaluation. In addition, we found that the correlation between design and price scores was not significant due to the unique bid evaluation structure in Korea.

Design and fabrication of force measuring system using build-up procedure (증강 원리를 이용한 힘 측정 시스템 설계 및 제작에 관한 연구)

  • Kang, Dae-Im;Song, Hou-Keun
    • Journal of the Korean Society for Precision Engineering
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    • v.10 no.2
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    • pp.86-94
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    • 1993
  • In heavy industries forces which are exceeding the range of available force standard machines have to be measured. Force measuring system using build-up procedure can be applied to measure large forces efficiently. In this study strain gage type force sensors are designed and fabricated, and the build-up force measuring system with 4.5 MN capacity using the developed force sensors is 0.03% or less over the range of 600 kN .approx. 1.5 MN and the force measuring system is less than 0.06% or less over the range of 500 kN .approx. 4.5 MN.

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Analyzing Characteristics of Design-Build Delivery System in Korea Using System Dynamics Modeling (시스템다이내믹스 모델을 이용한 국내 설계시공 일괄입찰 발주방식 특성분석)

  • Lee, Hyun-Soo;Ji, Sae-Hyun;Park, Moon-Seo;Song, Sang-Hun
    • Korean Journal of Construction Engineering and Management
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    • v.8 no.5
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    • pp.119-131
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    • 2007
  • Design build (DB) is a construction project delivery system which has become one of the favored ones and the growth of DB by the public agencies has been steadily increasing. DB can be viewed as an evolutionary project delivery system, since DB project team members collaborate on work with each other, keep seeking cost effective and innovative alternatives that meet the construction needs of the project. Thus DB outperformed others in delivery speed, cost saving, and turnover quality. In Korea, DB projects likewise have steadily increased that it is needed to analyze characteristics of DB delivery system in Korea. For that purpose, this research would offer an analysis of characteristics of DB delivery system in Korea using system dynamics model with investigating the public market trend, comparing DB performance to DBB, and analyzing questionnaire survey.

Profit-oriented Impact Analysis of Demand Management Strategy on Design-Build Firms Using System Dynamics

  • Yoo, Wi-Sung
    • Journal of the Korea Institute of Building Construction
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    • v.12 no.2
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    • pp.169-182
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    • 2012
  • In the past, a strategic management of work demands has been increasingly challenged to design-build (DB) firms. Such a management is capable of providing sufficient profitable impact of a project on them. Total project profit is mainly related to actual resources, work completion time, amount of rework, and costs. The degree of recycling work packages in the DB project delivery system is used as a measure of the quality of the performed work. However, there are few models available to evaluate the impact of a demand management strategy on the DB firms and to predict its behavior. We propose a decision-making support model as an aid for assessing the amount of rework and for predicting project profit resulting in a convincible demand management strategy. This model is constructed by using a dynamic feedback approach that can analyze the problems arising in complex managerial systems. For the purpose of illustration, widely acceptable strategies were applied into the model to explore their impacts on the DB firms. The results indicate that the model is helpful for the managers in selecting the most appropriate demand management strategy for successfully achieving their objectives.

Development of Expert System for Designing Power Transmission Elements, Especially of Gear Drives (I) - Building and Operation of Data Base for Designing and Trouble-Shooting of Gear Drives - (動力傳達용 齒車設計를 中心으로 한 機械要素 設計의 엑스퍼트 시스템 開發硏究 I)

  • 정태형;구보애삼
    • Transactions of the Korean Society of Mechanical Engineers
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    • v.11 no.6
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    • pp.1014-1025
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    • 1987
  • This paper proposes an approach of building an expert system for designing gear drives. In terms of gear drives the relationship between expert systems and data base systems is explained and a data base system for design, failure detection, and trouble-shooting of gear drives is built on a personal computer by the data manipulation language of dBASE III. This paper proposes a method how to build a data base system and what to consider to build a data base system for gear drives and two kinds of data base systems of design and failure detection of gear drives and trouble-shooting for noise and vibration of gear drives are built. The two data base systems are very effective for the retrieval of information for the gear design, and they will be considerably helpful for the gear design.

A Study on the Design Development and Construction Process in British Airways London Eye (런던아이의 디자인 전개와 건립과정에 관한 연구)

  • Woo, Dae-Seung
    • Journal of architectural history
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    • v.15 no.1 s.45
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    • pp.7-27
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    • 2006
  • This study aims to identify and analyze the factors that influenced the construction of London Eye which was led by private groups, including characteristics in progress, differentiated value in design, the combination of technology and design, and construction costs. The results of this study were the followings. 1) London Eye provides a new construction method for a landmark in the downtown in that the architects became the clients of the project which might have been hoarded, procuring the construction costs and completing it by themselves. 2) London Eye presents a space utilization method where undeveloped spaces in the downtown are used in three-dimensions by erecting a structure on the river with a minimum land. 3) The process of design, production and erection is propelled the realization of technical intention design with one system and from at the initial stage, the participation of the engineer where the designer is equal with you must accompany. 4) London Eye is endowed with strong shape by a circle in design concept, which is the simplest geometrical figure, and it provides organic relationship between the past and the present by utilizing historical elements in various ways. 5) The construction was completed through four phases including idea phase, promotion phase, turn-key contract phase, and design-build phase. The most critical factor to the success is derived from the direct contact with Involved companies from the production phase. 6) In a project facing many challenges in terms of technology, the design-build method proves to be a more effective method than turn-key contract in that it may more allocate risks and enable coherent implementation of the core concept in design. The organization for the design-build method was composed of three phases including general affairs, responsible contracting by sector, and cooperative system by sector. Since that was a new concept structure, high-level contractors who hadn't had existing cooperative relationships with one another formed new cooperative relationship, while collaborating companies who had long cooperated led the responsible contracting and sub-cooperative system, which resulted in reduction of risks and time. 7) The major factors to change design were the design characteristics, derived from a technically great combination, and the opening time. 8) A new erection method was applied to London Eye, a structure that overcame the limitation in land and period, and the process of installation demonstrated that it is an important value for the construction of a landmark in the city. 9) In spite of many visitors and tremendous operational income, the factors that London Eye fails to free itself from debts include the construction costs expended double than expected, and interest burden to the investments, which occurred in the course of procuring the costs. Absolute limit in time increased the construction costs, resulting in being a great obstacle in the course of operation.

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Approaches to Build-to-Order Manufacturing System (주문 맞춤형 생산시스템에의 접근 방법)

  • 홍태영;강무진;박세형;이상봉
    • Proceedings of the Korean Society of Precision Engineering Conference
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    • 2002.05a
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    • pp.587-590
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    • 2002
  • Build-to-Order (BTO) capabilities enable manufacturing firms to design, produce, and deliver a high volume of differentiated products that meet specific customer needs in timely manner as well as at close to mass-production prices. Aim of BTO is to simultaneously achieve customer responsiveness, cost efficiency, and high volume production. This paper attempts to define the BTO system and suggests the critical components for its realization. A case study is also described to show the impact of a successful BTO implementation.

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Design and Implementation of a Build-Time Module for a Web-Based Workflow Management System (B2B 서비스를 위한 웨 기반의 워크플로우 관리 시스템에서 Build-Time 모듈의 설계 및 구현)

  • 이동훈;민덕기;김중배;김성훈;장철수
    • Proceedings of the Korean Information Science Society Conference
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    • 2001.04a
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    • pp.388-390
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    • 2001
  • 본 논문은 변형성과 재 사용성이 우수한 컴포넌트 기반의 어플리케이션 서버 플랫폼을 구현하는데 필수적인 기술인, 워크플로우 관리 기술의 Built-Time 부분의 설계 및 구현을 다룬다. 워크 플로우 관리 시스템의 기능은 크게 Build-Time 부분과 Run-Time 부분으로 나누어서지는데, Build-Time 부분은 워크플로우프로세스를 사용하기 전에 정의하는 관점에서 기능을 수행하고 Run-Time 부분은 설정된 워크플로우 프로세스 정의에 따라 프로세스를 실제로 동작시키는 관점에서 기능을 수행한다. Run-Time 부분은 워크플로우 관리 시스템의 핵심 부분인 워크플로우 엔진 모듈을 포함하고 있다. 본 논문은 Build-Time 부분을 다룬다. 본 논문에서는 우리가 구현한 워크플로우 관리 시스템의 다양한 형태의 프로세스를 지원하는 프로세스 정의 모델과 그에 대한 XML 구조의 설계 및 프로세스 정의에 대한 객체를 설계하고 구현하였다.