• Title/Summary/Keyword: EasyDesign

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Development of Initial Ship Design Analysis System Based on MRA (MRA 기반 선박 초기설계 해석 시스템 개발)

  • Han J.S.;Kwon K.E.;Choi Y.
    • Korean Journal of Computational Design and Engineering
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    • v.10 no.3
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    • pp.217-223
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    • 2005
  • Tight integration between design and analysis processes and the data representation in the ship design application domain have been studied in this paper. Multi-Representation Architecture for design and analysis integration, proposed at Georgia Institute of Technology, has been carefully investigated for the application in the initial ship design stage. The MRA approach facilitates efficient generation of analysis models from the initial ship design data, thus reducing design lead time. Easy generation of analysis model is important because it allows quick analysis iteration under frequent design changes. The SMM, ABB and PBAM are defined for the analysis model of the typical ship structure. Only a part of the typical initial ship design data has been considered in the experimental implementation of the proposed approach. However, the prototype implementation shows that the application of MRA approach in the structural ship design domain is quite feasible. It is also contemplated that the same approach can be extended for other design and analysis views in the ship design domain.

Design of NOVA Emulator by Microprocessor (Microprocessor에 의한 NOVA의 Emulator 설계)

  • 송영재
    • Journal of the Korean Institute of Telematics and Electronics
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    • v.13 no.2
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    • pp.28-33
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    • 1976
  • In recent years, Microprocessor have the use of extended wide fiexd because of obtainable to low price. Design of computer system be easy to do by this microprocessor apply validly. This Papers: NOVA Emulator designed by use of MMI-6701. As a result of this studies, quantity of IC changed with about a third part by NOVA exchanged with Microprocessor. Micro Instruction of PROM consist of 32bit that designed Instruction Format of four kinds.

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A Study on Development of Expert System for Dimension and Weld Designs of Horizontal-Type Pressure Vessel (횡형압력용기의 치수 및 용접설계를 위한 전문가시스템의 개발에 관한 연구)

  • 서철웅;나석주
    • Journal of Welding and Joining
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    • v.10 no.4
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    • pp.199-212
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    • 1992
  • Expert system is a practical application part of the artificial intelligence and can be generally described as a computer-based system designed to simulate the knowledge and reasoning of a human expert, and to make that knowledge conveniently available to other people in a useful way. Expert systems consist of three major components, knowledge base, inference engine and user interface. In this paper, it is aimed to construct a prototype system to design the horizontal-typed pressure vessel. To do this, a representative artificial programming language, Turbo Prolog, was employed, and the knowledge representation was mainly done by the production rule such as "If(condition), than (action)" style and by the predicate logic. In the developed system, it was quite easy to represent the knowledge of "If(condition), then (action)"style and by the predicate logic. In the developed system, it was quite easy to represent the knowledge of "If(condition). then(action)" style and the various table-like data. It was also effective to represent the graphics. Though this expert system is by now small and incomplete, it is possible to expand it to a larger and refined system later.rger and refined system later.

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SOS-Net for Generattion of PLC Program (PLC 프로그램 생성을 위한 SOS-Net)

  • Ko, Min-Suk;Hong, Sang-Hyun;Wang, Gi-Nam;Park, Sang-Cheul
    • Korean Journal of Computational Design and Engineering
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    • v.14 no.1
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    • pp.60-68
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    • 2009
  • Because of the reduced product life-cycle, industries are making an effort to bring down the process planning time. In the traditional approach, we have to analyze established process planning, then design the time chart based on process information and drawing the formal time chart such as SOP(sequence of operation). Thereafter, it will be converted to PLC code that is a time consuming and redundant job. Similarly, Industrial automated process uses PLC Code to control the factory; however, control information and control code(PLC code) are difficult to understand. Hence, industries prefer writing new control code instead of using the existing one. It shows the lack of information reusability in the existing process planning. As a result, to reduce this redundancy and lack of reusability, we propose SOS-Net modeling method. Unlike past stabilized process planning that is rigid to any change; our proposed SOS-Net modeling method is more adaptable to the new changes. The SOS-Net model is easy to understand and easy to convert into PLC Code accordingly. Therefore, we can easily modify the control information and reuse it for new process planning. The proposed model plays an intermediary role between process planning and PLC code generation. It can reduce the process planning and implementation time as well as cost.

Generation of Object-Oriented Metamodel based on XMI (XMI기반 객체지향 메타모델 생성)

  • Lee, Don-Yang;Song, Young-Jae
    • The KIPS Transactions:PartD
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    • v.11D no.2
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    • pp.397-406
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    • 2004
  • Usually, design method to use UML by Object-Oriented Modelling is used much. But, generation of Metadata that use UML is not easy by difference of expression about detailed functions that Is Involved language and this in environment that differ. In this paper that solution method use XML Metadata Interchange Format(XMI) for standardization and normalization of Pattern and Class. And, for design of Metamodel select frequency A many 4 element of use among XMI Metamodel and create Metadata. Design DB repository for created Metadata storing and add pattern and Information about each class composition and use query and did so that reusability and extension of Metadata nay be easy.

A Study on the Analysis of User Experience with Healing Characteristics in Horticultural Games (원예 게임에서 힐링의 특성을 갖는 사용자 경험 분석 연구)

  • Min-Gyeong Hwang;Jung-Yi Kim
    • The Journal of the Institute of Internet, Broadcasting and Communication
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    • v.23 no.4
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    • pp.1-7
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    • 2023
  • This study analyzed user experience elements with healing game characteristics in eight horticultural games based on Lazro's theory of four fun elements, aiming to use horticultural treatment effects as basic data for horticultural game design. The games were found to be developed around "Serious Fun" and "Easy Fun," with "Hard Fun" and "People Fun" also included. Healing games including horticultural activities were highly linked to actual horticultural activities, resulting in horticultural treatment effects. Future studies will design horticultural healing games and verify their effects based on these results.

A Study on the Computer Graphics Education in Network Environment (네트워크를 활용한 컴퓨터그래픽스교육에 관한 연구)

  • 김소영;임창영
    • Archives of design research
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    • v.11 no.3
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    • pp.79-88
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    • 1998
  • This research was carried out with emphasis on merits of computers as an education medum. Network technologies make collaboration as easy as they work in the same space. It is generally considered that education should be done with adequate contents and effective methods. But, the methods used in computer graphics education are not different from others, and this fact makes a low efficiency. To improve the education environments, design education program is developed. This is designed on the basis of LAN, and partially on the web. The library where design materials for study are stored and the gallery where design works done by students are exhibited are modules that utilize web technologies. Communication between students will become easy by using whiteboard and feedback from various kinds of user will be done by uploading design works on the web. But the program can be used only in the computer oriented subjects now, so further study should be carried out to broaden the scope of design education.

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An application design atomation in machine tools design (공작기계 설게자동화 적용방안 연구)

  • 여진욱
    • Proceedings of the Korean Society of Machine Tool Engineers Conference
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    • 1999.10a
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    • pp.579-584
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    • 1999
  • The purpose of the present paper are not to develope machine tools of new concepts and advanced mechanisms but to introduce and apply new methods and concepts in the design procedure by using and changing the previously existing technologies. In this paper 3D modeller was proposed for designing machine tools and the design and the better manufacturability checking than 2D one so that design error was dramatically reduced. As designer may easily understand the real shape of a part and assembly object, it's easy to draw the drawings not only in a conceptual design but also in a detailed design. Also, design automation software enabled designer to consider the real important design parameters by reducing time to spend in estimating and calculating the strength of the model by the computer aided automatic calculation instead of a tedious and complex calculation by manual method and help him to easily make the decision for selecting the stocks and design the structure of part or unit of machine tools.

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An Initial Design System for the Customer-Oriented Excavator Front with Quality Function Deployment and Axiomatic Design (품질기능전개와 공리설계를 이용한 고객지향 굴삭기 프론트 초기설계 시스템)

  • Jeon, Ki-Hyun;Bae, Il-Ju;Lee, Soo-Hong
    • Korean Journal of Computational Design and Engineering
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    • v.14 no.2
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    • pp.105-114
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    • 2009
  • A design needs various experience and design knowledge through a whole design process. Despite of all efforts and time, it is not easy to introduce a product that meets all customer's needs and expectation in time. To achieve the product goal, designers need a set of sequential process to find appropriate design parameters and ensure customers' needs and requirements. In this research we propose a design methodology for the initial design of an excavator front group with existing QFD(Quality Function Deployment) and Axiomatic Design to satisfy customer's requirements. It turns out that the proposed methodology can support designers more effectively, objectively, and systematically.

Development of Exclusive System for Basic Design of Offshore Bridge Crane (Offshore bridge crane의 설계 기초값 산출을 위한 전용시스템 개발)

  • Park, Se-Myoung;Lee, Won-Kyu
    • Journal of the Korean Society of Manufacturing Process Engineers
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    • v.11 no.2
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    • pp.85-91
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    • 2012
  • Offshore Bridge Crane and Hoist which are used FPSO Ships that can move through self - power and have oil production, store and loading and unloading facilities are increasing demand. These equipments must use Crane safely by pitch and rolling of the high wave. For this, they have to be equipped with high durability and safety. So the advanced shipbuilding industries use a private design system which can be prompt in design and analyze in the first stage. For this study, It was developed a basic design system for "Bridge Crane and Hoist" used on FPSO ships. By developing this automated system for "Bridge Crane and Hoist" design, we will be able to make the design data easy to understand. This basic design system will help reduce the amount of working time it takes to design new systems, construct design databases and get approval for the finished design.