• 제목/요약/키워드: process of change

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터널공사 사례분석에 의한 설계변경 표준프로세스 구성방안 (Case Study and Standard Process Analysis of Change Order in Design for Road Tunnel Project)

  • 강인석;김동광;정원명;이승렬;김현수
    • 한국철도학회:학술대회논문집
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    • 한국철도학회 2005년도 추계학술대회 논문집
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    • pp.1149-1152
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    • 2005
  • Recently, tunnel structure is being widely used in railway or roadway construction projects because earthwork causes large cutting and damages in environmental factors. However, there are many changes of design by different items comparing with design phase in tunnel structure by uncertain drawings. This study develops a standard process for the change of design to reduce change orders in construction phase.

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우리나라 양복수용 과정의 복식변천에 대한 연구-문화전파이론을 중심으로-

  • 이유경;김진구
    • 복식
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    • 제26권
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    • pp.123-143
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    • 1995
  • Clothing as one of elements of culture has been interwoven with cultural diffusion, and accompanied the most visible change. In this paper, it was focused that the process and the characteristics of western clothing adop-tion of Korea from 1876 to 1945 corelating with cultural diffusion theory. They were analyzed through the change of clothing reformation system by government, school uniform, and social phenomenon. The finding of this paper were as followings; 1. The process of western clothing adoption was forcibly demanded by Japan, therefore influenced by Japan. 2. The clothing reformation which was forced to accept western style was confronted by complex of cultural, psychological and economical resistance. 3. The fashion leaders of this period were Korean students studying abroad, diplomatic officials, members of the armed forces, government officials, students of western educational systemed school, and lady of evangelist. 4. Man adopted western clothing earlier than woman. 5. Western clothing adoption was took precedence in case of formal wear, diplomatic official's attire, military uniform, and school uniform. 6. In this process, we can find 'transculturation' by Malinowski and 'reinter-pretation' by Herskovits. 7. This process was a kind of 'reorientaion'. 8. The change of clothing which was affected by the tradition, for example, robe for the ancestral rites was evolutionary than others. 9. Clothing elements based on mental or internal characteristics like which clothing was hardly changed by compulsion or extortion. 10. The external trends of clothing change during this period were simplicity, utility, and decrease of status symbols.

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ANALYZING EFFECTIVE FACTOR OF THE CHANGE MANAGEMENT BASED ON URBAN REGENERATION PROJECT IN REPUBLIC OF KOREA

  • Jae-Pil Seo;Yoon-Ki Choi;Bo-Sik Son;Han-Guk Ryu
    • 국제학술발표논문집
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    • The 4th International Conference on Construction Engineering and Project Management Organized by the University of New South Wales
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    • pp.591-596
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    • 2011
  • There are quite a number of business processes in the urban regeneration project. Managers and participants who involved in the project make and use information for the best way to perform in the particular business process. The information can be also reused and produced for data at the next stage. Accordingly, the information sometimes goes out of existence and work data up into new information when the urban regeneration project has been accomplished. But in that case some of changes happen occasionally, the business for urban regeneration has suffered a loss of profit and time as result of confusions about decisions and inappropriate action. For that reason, the information should be analyzed to achieve its aim at the business process under the influence of changes. Then, even though detail processes and management method change, the Core Information, which are important factors for accomplishing the project, help that the project can be operated to solve the problem about confusion and loss of the business. In conclusion, the Core Information is main effective factors for successful urban regeneration projects on the change management. The purpose of this study is to research the information according to the Information-flow and changes, and to find out the influence factors and the Core Information to manage efficiently at the process of urban regeneration projects.

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의복구매과정에 따른 의복평가기준의 변화에 관한 연구 (A Study on Change of Clothing Evaluative Criteria According to Clothing Buying Process)

  • 김미영
    • 한국의류학회지
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    • 제16권3호
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    • pp.271-284
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    • 1992
  • The purpose of this study is to clarify the change of important clothing evaluative criteria according to the clothing buying process and to bulid the flow chart of clothing buying process and clothing evaluative criteria. The study is carried out in two ways, they are, literature study and empirical survey. The results are as following; 1. the change of the important clothing evaluative criteria according to the clothing buying process is found out. 2. The clothing buying process is that problem recognition -1 decision of clothing wearing situation $\rightarrow$ search and evaluation of genaral Clothing information $\rightarrow$ decision of price limit $\rightarrow$ (search and evaluation of brand information 1 narrowing of brand range) $\rightarrow$ search and evaluation of store information $\rightarrow$ decision of store $\rightarrow$ search and evaluation of clothings in the store $\rightarrow$ narrowing of determinant clothing range $\rightarrow$ trial, trial evaluation and decision $\rightarrow$ buy-ing (or reject) $\rightarrow$ result evaluation. 3. The flow chart is built by the clothing buying process and the clothing evaluative criteria

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반복적인 UV 임프린트 공정에서 수축에 따른 삼각 단면을 가진 패턴의 형상 변화 (Variation of a Triangular Pattern Shape due to Shrinkage in the Repeated UV Imprint Process)

  • 정지윤;최수현;조영태
    • 한국기계가공학회지
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    • 제19권7호
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    • pp.67-73
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    • 2020
  • Shrinkage is inevitable in the curing of resins during the nanoimprint process. The degree of shrinkage that occurs as the resin transforms from a viscous liquid to solid differs depending on the type of resin. However, if the cured material is repeatedly cured using the same material, constant shrinkage can be confirmed. In this study, the pattern of change was observed by repeatedly performing the nanoimprint process using a resin with a constant shrinkage rate. The observed pattern for the change of shape was made using a triangular pyramid-shaped aluminum master mold and a flexible replica mold made from the master. Shrinkage that results from the nanoimprint process occurs linearly in the longitudinal direction of the pattern and can be predicted by simple calculations. The change of the pattern due to shrinkage occurred as expected. If the shrinkage rate remains constant, various patterns can be manufactured with high accuracy by correcting these changes before producing a specific shape. This study confirms that the pattern of the desired angle can be obtained by performing the repeated imprint without having to manufacture a master mold.

Effect of Human Related Factors on Requirements Change Management in Offshore Software Development Outsourcing: A theoretical framework

  • Mehmood, Faisal;Zulfqar, Sukana
    • Soft Computing and Machine Intelligence
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    • 제1권1호
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    • pp.36-52
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    • 2021
  • Software development organizations are globalizing their development activities increasingly due to strategic and economic gains. Global software development (GSD) is an intricate concept, and various challenges are associated with it, specifically related to the software requirement change management Process (RCM). This research aims to identify humans' related success factors (HSFs) and human-related challenges (HCHs) that could influence the RCM process in GSD organizations and propose a theoretical framework of the identified factors concerning RCM process implementation. The Systematic Literature Review (SLR) method was adopted to investigate the HSFs and HCHs. Using the SLR approach, a total of 10 SFs and 10 CHs were identified. The study also reported the critical success factors (HCSFs) and critical challenges (HCCHs) for RCM process implementation following the factors having a frequency 50% as critical. Our results reveal that five out of ten HSFs and 4 out of ten HCHs are critical for RCM process implementation in GSD. Finally, we have developed a theoretical framework based on the identified factors that indicated a relationship among the identified factors and the implementation of the RCM process in the context of GSD. We believe that the results of this research can help tackle the complications associated with the RCM in GSD environment, which is vigorous to the success and progression of GSD organizations.

Damage and fracture processes of concrete using acoustic emission parameters

  • Fan, Xiangqian;Hu, Shaowei;Lu, Jun
    • Computers and Concrete
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    • 제18권2호
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    • pp.267-278
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    • 2016
  • In order to observe the internal damage of concrete in real time, we introduced acoustic emission nondestructive detecting technology into a series of fracture tests; the test results revealed the whole process that concrete undergoes when it sustains damage that leads to failure, according to the change rules of the acoustic emission parameters. The results showed that both the initiation and unstable loads can be accurately determined using the abrupt change of the acoustic emission rate curves and the turning point of the acoustic emission parameters' accumulative curves. The whole process, from damage to failure, includes five phases, beginning with damage, such as cracking, a stable crack growth process, a critical unstable stage, and unstable propagation. The brittle fracture characteristics of concrete change when steel bars are joined, because the steel bars and the concrete structure bond, which causes an increase in the acoustic emission signals within the fracture process of the reinforced concrete. The unstable propagation stage is also extended. Our research results provide a valid methodology and technical explanations, which can help researchers to monitor the cracking process of concrete structures, in real time, during actual projects.

UML을 사용한 온라인 게임 엔진 프로젝트 설계 연구 (Study On the Object Oriented Design Project of Online Game Engine Using UML)

  • 최성
    • 한국게임학회 논문지
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    • 제5권1호
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    • pp.33-40
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    • 2005
  • 게임개발 프로젝트의 설계는 프로세스 구성과 게임 소프트웨어의 프로그램 산출물과 태스크의 관리는 개발자간에 연계하여 구성해야 한다. 기존 개임개발 프로젝트 설계는 프로젝트 활동의 정의 및 변경을 지원하고, 형상관리 도구는 버전제어, 작업공간 관리, 빌드 관리 등을 지원한다. 본 논문의 설계도구는 UML을 사용하여 게임 컴포넌트 기반 개발 프로세스 모델을 설계하고, 프로세스의 진행 상태 기록, 변경 요청에 따른 처리, 태스크별 작업 진행 보고서 작성, 산출물 등록과 변경, 버전 기록, 산출물 또는 서식 검색 등의 기능을 연구하였다. 또한 시스템 설계를 사용함으로써 게임 공학 활동에 참여하는 개발자들이 분산 개발 환경에서 게임 소프트웨어 개발에 필요한 정보와 산출물 관리를 생산성 있게 할 수 있다. 이 시스템 구성에 따라 정보를 공유하면서 설계의 체계화 및 표준화를 수행 할 수 있다.

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대학교육에서의 CHANGE 플립러닝(Flipped Learning) 수업모형 개발 -교육방법및교육공학교과를 중심으로- (The Development of CHANGE Flipped Learning Instructional Model in Higher Education - base on the 'educational method and technology')

  • 정주영
    • 수산해양교육연구
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    • 제28권6호
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    • pp.1834-1847
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    • 2016
  • Main objectives of the this study are: to develop a model of "Flipped Leaning" that is designed to enhance self-directed learning, learning motivation and self-control, and to verify its effectiveness-in higher education. The verification process initially concentrated on the feasibility study of the model with a thorough literature review and case analyses; then, its general and practical applicability were tested with a field study. As a result, first, the CHANGE Class Model, specifically designed for effective and efficient "Flipped Learning", was developed. It is thus named for the stages that the learning process takes place in the model-i.e., (1) Check ${\rightarrow}$ (2) Ask ${\rightarrow}$ (3) Notice ${\rightarrow}$ (4) Group presentation ${\rightarrow}$ (5) Evaluation, and it emphasizes the dynamic, questions centered (i.e. back and forth between the students and the instructor as well as between the students) learning process. Second, the Model was instrumental in enhancing self-directed learning, learning motivation and self-control; thus, as a result, it significantly improved the effectiveness, the level of concentration and the attractiveness of the learning process. The value of this study lies in pointing to a clear plan to allow a student in higher learning to set-up a self-directed learning plan, to be able to control it while being continuously motivated to complete it.

UML을 사용한 온라인 게임 엔진 프로젝트 설계 연구 (Study On the Object Oriented Design Project of Online Game Engine Using UML)

  • 최성
    • 한국게임학회 논문지
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    • 제4권3호
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    • pp.21-28
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    • 2004
  • 게임개발 프로젝트의 설계는 프로세스 구성과 게임 소프트웨어의 프로그램 산출물과 태스크의 관리는 개발자간에 연계하여 구성해야 한다. 기존 개임개발 프로젝트 설계는 프로젝트 활동의 정의 및 변경을 지원하고, 형상관리 도구는 버전제어, 작업공간 관리, 빌드 관리 등을 지원한다. 본 논문의 설계도구는 UML을 사용하여 게임 컴포넌트 기반 개발 프로세스 모델을 설계하고, 프로세스의 진행 상태 기록, 변경 요청에 따른 처리, 태스크별 작업 진행 보고서 작성, 산출물 등록과 변경, 버전 기록, 산출물 또는 서식 검색 등의 기능을 연구하였다. 또한 시스템 설계를 사용함으로써 게임 공학 활동에 참여하는 개발자들이 분산 개발 환경에서 게임 소프트웨어 개발에 필요한 정보와 산출물 관리를 생산성 있게 할 수 있다. 이 시스템 구성에 따라 정보를 공유하면서 설계의 체계화 및 표준화를 수행 할 수 있다.

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