• Title/Summary/Keyword: IT-related engineering design

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A Study on the Differences of University Performance according to Participation in the Engineering Educational Innovation Support Project (정부재정지원 사업 참여에 따른 대학 성과 차이 분석 연구 : 2018~2020년 공학교육혁신지원사업과 LINC사업을 중심으로)

  • Huh, Ji-suk;Hwang, Yunja
    • Journal of Engineering Education Research
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    • v.25 no.4
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    • pp.13-20
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    • 2022
  • The purpose of this study is to objectively grasp the effect of the engineering education innovation support project among the national engineering-related financial support projects by dividing the groups according to the participation of support projects from 2018 to 2020 and dividing the university performance. As a result of the research the engineering education innovation support project has been consistently producing excellent results of field-based engineering education such as field-oriented industrial-educational collaboration capstone design, technology commercialization, and development and operation of corporate-linked education. It was found that the results showed that the dropout rate of college were lowered. In the future, it needs to be prepared as a place for new and free trials, innovations, and opportunities so that the engineering education innovation support projects can become the mother of other business groups.

AUTOMATED HAZARD IDENTIFICATION FRAMEWORK FOR THE PROACTIVE CONSIDERATION OF CONSTRUCTION SAFETY

  • JunHyuk Kwon;Byungil Kim;SangHyun Lee;Hyoungkwan Kim
    • International conference on construction engineering and project management
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    • 2013.01a
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    • pp.60-65
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    • 2013
  • Introducing the concept of construction safety in the design/engineering phase can improve the efficiency and effectiveness of safety management on construction sites. In this sense, further improvements for safety can be made in the design/engineering phase through the development of (1) an automated hazard identification process that is little dependent on user knowledge, (2) an automated construction schedule generation to accommodate varying hazard information over time, and (3) a visual representation of the results that is easy to understand. In this paper, we formulate an automated hazard identification framework for construction safety by extracting hazard information from related regulations to eliminate human interventions, and by utilizing a visualization technique in order to enhance users' understanding on hazard information. First, the hazard information is automatically extracted from textual safety and health regulations (i.e., Occupational Safety Health Administration (OSHA) Standards) by using natural language processing (NLP) techniques without users' interpretations. Next, scheduling and sequencing of the construction activities are automatically generated with regard to the 3D building model. Then, the extracted hazard information is integrated into the geometry data of construction elements in the industry foundation class (IFC) building model using a conformity-checking algorithm within the open source 3D computer graphics software. Preliminary results demonstrate that this approach is advantageous in that it can be used in the design/engineering phases of construction without the manual interpretation of safety experts, facilitating the designers' and engineers' proactive consideration for improving safety management.

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Study to Suggest Improvement Method for Increasing Efficiency of Multi-complex Design Work (복합단지 설계 업무의 효율성 향상을 위한 개선방안 연구)

  • Koo, Ja Kyung;Park, Eun Soo;Jun, Young Joon;Lee, Tai Sik
    • KSCE Journal of Civil and Environmental Engineering Research
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    • v.28 no.4D
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    • pp.505-512
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    • 2008
  • Over the past years, complex project which has the object to accomplish housing complex, commercial complex etc, recently is changing to multi-complex projects because of development in IT sector. Improvement in the quality of life, life pattern has been and is being changed, these modernized and improved version of life brings the concept of U-city. Department of urban planning and engineering, civil engineering and architecture engineering in every university educate students according to the changing world in order to handle these complex projects in real world. In most cases department of urban planning and engineering teach project planning and department of civil and architecture engineering teach project design and construction. In most of the projects planning followed by design and construction need to be accomplished, but current observation in the present curriculum shows that it is difficult to expect the continuity. The present curriculum of civil engineering has to change as complex projects deal with various different structures during the design and construction phase of these projects. This study examined curriculums from the department of urban and civil engineering related to structural design and construction and survey importance of design works which overlap urban and civil engineering targeted on design engineers. After understanding design works and results obtained from survey we propose for an advanced efficiency method.

Mediating Conflicts in Concurrent Engineering / Design Environment (동시공학/설계 환경에서 Conflict 중재)

  • Kim, Myong-Ok
    • The Journal of Society for e-Business Studies
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    • v.1 no.2
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    • pp.161-173
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    • 1996
  • It Is a typical scenario in concurrent engineering/design that different perspectives of each team members participating In the project exist, and those perspectives lead to conflicting decisions. The model 'resolution network' proposed in this work provides system-mediated resolution for all related team engineers to consider to optimize the manufacture in general. This paper focuses on development of the general architecture of the model and a search engine called Mediator to determine a resolution network from a given constraint network. The Mediator manages the constraint network, determines the most optimistic resolution called optimal point in terms of satisfying overall production goal , and use the optimal point to mediate controversial issues among teams. The biggest merit of our model is that it provides teams with resolution with logical and rational reasoning.

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Development of Automatic Cutting Tool Selection Program (절삭 공구 자동 선정 프로그램 개발)

  • 김영진
    • Korean Journal of Computational Design and Engineering
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    • v.3 no.3
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    • pp.177-182
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    • 1998
  • The computer related techniques have been developed rapidly in the field of metal removal industry. The electronic catalog for mechanical elements is one of such developments realized in recent years. As the emergence of the electronic catalogs in the 90s, it breaks the restriction of the traditional catalog and becomes a helpful and efficient tool in the field. In this paper, we develop an electronic catalog for the cutting tools of the Korea Tungsten Co. Ltd. The catalog consists of three parts: a preprocessor for tool selection, a database for tool, and a postprocessor for search result. A preprocessor for tool selection is developed under a user-friendly consideration. A database for tool consists of milling, drilling, and reaming tools with a list of cutters, inserts, and components. A postprocessor for search result consists of weight, dimension. drawing, product order number etc. of the tools. It also suggests the optimized cutting condition of the selected tool using a neural network technique which is done by an independent research group.

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A Study on the Current Status and Improvement Plan of Universal Design in Architectural Cultural Properties (우리나라 건축문화재의 Universal Design 현황과 개선방안에 관한 연구)

  • Kim, Jonghyuk;Shin, Byeonguk;Lee, Woonggu
    • Journal of the Korean Institute of Rural Architecture
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    • v.22 no.4
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    • pp.79-86
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    • 2020
  • In Korea, the Basic Act is guaranteed through the "Act on the Guarantee of Convenience Promotion for Disabled Persons, the Elderly, Pregnant Women, etc." and various ordinances. In order to improve this situation, it is necessary to introduce Universal Design (UD). By applying this where it is most needed, access to cultural properties is enhanced to promote multiple rights. Currently, the region with the largest population of the elderly in Korea is Gyeonggi-do, but the region with the highest proportion of the elderly is Jeolla-do. However, the Jeolla-do area is lagging behind in the revision of UD regulations or guidelines. Taking this into consideration and introducing it to each facility will also help to achieve balanced national development. In order to establish and apply effective universal design-related policies, it is necessary to diagnose the aspects of social change that affect our lives. In this study, the need for UD should be expanded as a basis for expanding social activities of socially disadvantaged people in Jeollabuk-do. Its goal is to diagnose the current status of UD and to suggest directions for application of improvements.

A Study on Product Information Exchange between Heterogeneous Systems including Commercial PDM Systems (상용 PDM을 포함한 이기종 시스템 간의 제품정보 교환에 관한 연구)

  • Yang, Tae-Ho;Yoon, Tae-Hyuck;Choi, Sang-Su;Noh, Sang-Do
    • Korean Journal of Computational Design and Engineering
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    • v.13 no.3
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    • pp.175-186
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    • 2008
  • For the success to PLM in manufacturing industries, the creation, management and coordination of all product-related information are essential, and the exchange of product information and data has become an important part of the product development. In this paper, we define the neutral schema, and it refers to PLM Services. Based on this neutral schema, we develop the PLM Integrator to exchange product information and data between diverse heterogeneous systems including PDM systems. We apply the PLM Integrator developed in this paper to commercial PDM systems such as SmarTeam, Teamcenter Engineering and MEMPHIS which is a data exchange middleware system for VR applications. By implementations, exchanges of product information and data can be done without loss of information. Also, the PLM Integrator can upload and download product information, data and related files. The result of this paper can not only reduce unnecessary efforts for data exchanging between different information systems including PDM/PLM systems but also provide a collaborative environment for PLM.

Analysis on Construction Clients' Role for Safety and Health Management in Plan, Design, and Construction Stage (건설공사 발주자의 계획, 설계, 공사단계 안전보건관리 역할 분석)

  • Lim, Se Jong;Jeong, Seong-choon;Na, Ye Ji;Won, Jeong-Hun
    • Journal of the Korean Society of Safety
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    • v.35 no.3
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    • pp.24-31
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    • 2020
  • The duty of construction clients in WSH (Workplace Safety and Health) system was included in the amendment of Occupational Safety and Health Act (enforced on 16 January 2020), which was estimated the shift of paradigm in the prevention of construction accidents. The purpose of this paper is to introduce the analysis results of construction clients' role in the construction project, which were performed by authors over the recent years in order to impose the duty on construction clients, and to suggest their role according the plan, design, and construction stage. Utilizing the systematic literature review process based on Meta analysis, the related papers were selected. For the selected papers, related domestic and foreign regulations, and other prominent report, the construction clients' role was analyzed by reflecting the experts' advice. Results show that the construction clients should control the designer and contractor for implementing the WHS system during the whole process of the construction project. They should supply sufficient source and time to ensure the workers' safety. In the plan stage, the key role of construction clients is to identify intensively controlled hazard and risk reduction plan and to transfer the results. In the design stage, their key role is to select the designer with the capacity in WSH and to assist the designer for the safety design. The main key role of construction clients in the costruction stage is to select the contractor with specialty in WSH including a contract reflecting the WSH requirement and to check implementation of WSH plan, WSH cost, WSH education, and accident report. In addition, it is thought that the construction clients' participations in the site WSH activity and adjustment of safety and health problem among contractors can be effect in the prevention of construction accidents.

Development of a 4D Information based Integrated Management System for Geothermal Power Plant Drilling Project (지열발전 시추프로젝트의 4D 정보화기반 통합관리 시스템 개발)

  • Lee, Seung Soo;Kim, Kwang Yeom;Shin, Hyu-Soung
    • Tunnel and Underground Space
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    • v.24 no.3
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    • pp.234-242
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    • 2014
  • Deep drilling project should be managed systematically and efficiently because it is significantly influenced by various related factors having uncertainty and high risk in terms of economy and effective management. In particular, drilling project involves participants from various sectors including necessary service company and it also needs their collaboration by sharing related information occurring at drilling process in order to secure efficient performance management. We developed 4D (3D + time) information based visualization system for progress management by combining 3D design model and predicted optimized control parameters for each section in geothermal well design. We also applied PDM (precedence diagramming method) to the system in order to setup the effective process model and hooked it up to 3D information based on precedence relation and required time for informatized process network.

Strength degradation of reinforced concrete piers wrapped with steel plates under local corrosion

  • Gao, Shengbin;Ni, Jie;Zhang, Daxu;Ge, Hanbin
    • Steel and Composite Structures
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    • v.24 no.6
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    • pp.753-765
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    • 2017
  • This paper aims to investigate the strength degradation of reinforced concrete piers wrapped with steel plates which corrode at the pier base by employing a three dimensional elasto-plastic finite element formulation. The prediction accuracy of the employed finite element analysis method is firstly verified by comparing the analytical results with test results. Then, a series of parametric studies is carried out to investigate the effects of steel plate's corrosion position along width direction, corrosion depth along plate thickness, corrosion range along width direction, and steel plate-concrete bonding degradation on the strength of the piers. It is observed that the strength degradation of the piers is closely related to steel plate's corrosion position, corrosion depth and corrosion range in the case of local corrosion on the webs. In contrast, when the base of flanges corrodes, the strength degradation of the piers is only related to steel plate's corrosion depth and corrosion range, and the influence of corrosion position on the strength degradation is very gentle. Furthermore, the strength of the piers decreases with the degradation of steel plate-concrete bonding behavior. Finally, the maximum strength of the piers obtained from numerical analysis corresponding to different bonding behavior is compared with theoretical results within an accepted error.