• Title/Summary/Keyword: Crafts

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Numerical Prediction of Running Attitude and Resistance of Planing Craft (수치계산에 의한 활주선의 항주 자세 및 저항 추정)

  • Oh, Gwangho;Yoo, Jaehoon
    • Journal of the Society of Naval Architects of Korea
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    • v.50 no.2
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    • pp.95-103
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    • 2013
  • Prediction of the running posture is important to evaluate the resistance by the numerical calculation for a high speed vessel. Especially for a planing craft having a large variation of running attitude it becomes more essential, but it can not be obtained easily because the running posture and the hydrodynamic forces including the resistance are interacted with each other. So iterative calculation to obtain the dynamic forces according to the changes in attitude is necessary, in this study, considering the calculated hydrodynamic force at the assumed draft as the additional buoyancy the corrected draft is calculated through satisfying the equilibrium between the buoyancy and the hull weight. To verify the derived method three kinds of hull forms were used with the results of model tests, R/V ATHENA and 150 tons class guide vessel for middle-speed semi-planing crafts, 28 feet fast boat for a high-speed planing boat. For all cases with several iterations the converged value of draft can be obtained, lastly the resistance and flow around hull were simulated by using VOF method.

UV-HPLC Determination of Carbowyl Group Using 2-Bromoacetyltriphenylene as a Pre-labeling Reagent - The isolative determination of prostaglandin $E_2$ and $F_2{\alpha}$ by HPLC (2-Bromoacetyltriphenylene 유도체화제를 이용한 카르복실기 함유성분의 분석법 (I) - 프로스타글란딘 $E_2$$F_2{\alpha}$ 혼합물의 HPLC에 의한 분리정량)

  • 이왕규;정해수;김박광
    • YAKHAK HOEJI
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    • v.30 no.6
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    • pp.311-316
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    • 1986
  • A new UV labeling reagent was developed and used in HPLC for the determination of prostaglandin $E_2$ which have weak UV light-absorbing property. This reagent, 2-bromoacetyltriphenylene, was synthesized by the bromination of 2-acetyltriphenylene which was obtained from triphenylene by Friedel-Crafts reaction. The wave length maximum (${\lambda}_{max}^{CH_3CN}$ of this reagent was 268nm. Prostaglandin E$_2$ was extracted from prostaglandin E$_2$-$\beta$-cyclodextrin using a Sep-pak $C_{18}$ cartridge. The prostaglandin E$_2$ was labeled with 2-bromoacetyl-triphenylene in aectonitrite using 18-crown-6-ether as catalyst. Derivatized prostaglandins were separated on a reversed-phase column (Radial-pak) $\mu$-Bondapak $C_{18}$ using acetonitrile: water=60:40 as mobile phase. The effluent was monitored by UV detector at 254nm filter kit. Linearity of calibration curve was obtained between 30ng and 140ng, and the lower limit of detection was 5ng.

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A Study of Master Craftsman Republic of Korea III - Lacquer ware masters Lim Chung Hyu - (대한민국 명장(名匠)의 작품 성향에 관한 연구 III - 나전칠기 명장 임충휴 -)

  • Kim, Chung Ho
    • Journal of the Korea Furniture Society
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    • v.26 no.4
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    • pp.373-382
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    • 2015
  • In this study, select the Republic of Korea mother-of-pearl lacquerware Lim chung hyu coach, I tried to find out the until the background and coach of his growth. And it was done looking for the elements of the future development of the mother-of-pearl lacquerware through the tendency of his work after the coach has been. Lim chung hyu coach is, unlike other mother-of-pearl lacquer craftsman, confirmed the affection and passion to his mother-of-pearl lacquerware as seen through the work to manufacture in his unique way. Through the mother-of-pearl lacquer-ware production processes and trends of his works of Lim chung hyu coach it increased the overall understanding of the mother-of-pearl lacquerware. The work of Lim chung hyu coach was studied analysis confirmed the superiority of the mother-of-pearl lacquer crafts that are completed through a number of steps. Through the work trend of the traditional while it adheres to craft system in pursuit of modernization together the Republic of Korea lacquerware masters Lim chung hyu coach, has described a vision for the potential of the development of the mother-of-pearl lacquerware to pursue him.

A Study on Woodcraft in Baekje (백제시대의 목공예 연구)

  • Cho, Sook-Kyung
    • Journal of the Korea Furniture Society
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    • v.25 no.2
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    • pp.139-147
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    • 2014
  • This paper researched the woodcraft in the Baekje kingdom since the study on the Baekje furniture has not been established due to the absence of the artifacts or remains related to the furniture in the Baekje period. Accordingly, the study focused on the excavated Baekje wooden products and wood crafts on the basis of ancient documents and investigated the ancient documents supposedly related to the Baekje furniture: The Chronicles of the Three States and Japan Scribe. As the result of the study, it could be summarized as follows. First of all, the woodcraft materials were wood, whagak, ivory, silver, gold and they were domestic or imported. Secondly, the woodcraft was finished naturally or lacquered with black or red color or varnishing with lacquer. Thirdly, the kinds of furniture used in the Baekje were a desk, a small portable dinning table, a table and folding stool. Even though there has been no heritage of the Baekje furniture and woodcraft and it is difficult to explain the characteristics or give an example of the Baekje furniture in detail, this study seems to be significant now that it researched the documents and related artifacts or remains which could give some hints or hypothesis of the furniture and woodcraft in the Baekje. What is more, there have been no sound studies on the Baekje furniture.

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Analysis of the Motifs on Traditional Cultural Goods in Seoul and Kwang-Ju (전통 문화상품에 나타난 문양 분석 - 서울 지역과 광주 지역을 중심으로 -)

  • Choi, Seung-Youn;Lee, Mi-Sook;Shin, Youn-Sook
    • Journal of the Korean Home Economics Association
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    • v.44 no.1 s.215
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    • pp.101-113
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    • 2006
  • The purpose of this study was to investigate and compare the characteristics of the motifs on cultural goods in In-Sa-Dong Street, Seoul, with those in Art Street, City Hall, Kwang-ju. For this study, 607 cultural goods were collected from the two cities: 265 in Seoul and 342 in Kwang-ju. Total cultural goods were classified by accessories, decoration pieces, stationery and ceramics and were studied by repetition patterns, motifs types, representative techniques, and representative types. The results were as follows. First, for repetition patterns of motifs, there were 219 simple repetition patterns in Seoul, and 289 in Kwang-ju, and 46 compound repetition patterns in Seoul, and 53 in Kwang-ju. The ratio of simple repetition pattern was higher than that of compound repetition pattern in both cities. Second, for motif types, floral, animal, letter, and graphic motifs were used far more frequently than any other motif types. Third, for representative techniques, embroidery was far more frequently used than any other representative techniques. Metallic crafts, chil-bo and paper techniques were also favored. Fourth, for representative types, realistic types were more common than abstract types.

A Study on the Aesthetic Consciousness in the late Modernism Fashion (모더니즘 후기 복식에 표현된 미의식 연구)

  • 김정은;정흥숙
    • Journal of the Korean Society of Costume
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    • v.51 no.6
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    • pp.67-83
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    • 2001
  • The purpose of this study is to define the aesthetic consciousness in the late Modernism fashion which generated a sudden style change and craze, and to identify the essential meaning of the style. In order to achieve this the aesthetic approach was applied. Visual commonalities were sought between fashion and contemporary architecture, furniture, ceramic and metalware, to lead to a deeper insight into the aesthetic consciousness. Common visual characteristics are curvedness of the line, obliqueness of the line, asymmetry of the form, exaggeration of the form and symbolic nature of the form. The content which can be analogized from the visual characteristics are the beauty of the nature, the beauty of the glamourous feminity, the beauty of the ideal and the beauty of the creative personality. In the creating process, the existential aspect of human being became a focus of attention, and human being's subjectivity operated as a principal force. In the late Modernism fashion, the appreciator's aesthetic experience became more important, and the appreciator's psychological satisfaction and pleasure were considered in the creative process. Fashion, architecture and crafts, which fulfill functional duties in everyday life, facilitated the appreciator's aesthetic experience through empathy. This study inquires into the relationship between aesthetic consciousness and visual form. This study offers meaning because to uncover the connoted aesthetic consciousness in the late Modernism fashion is to pursue the roots of current aesthetic consciousness and it is hoped that in doing so this study will provide a basis for interpreting and understanding today's fashion style.

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A Study on the Costume of Priest depicted in the Old Testament (구약 성서에 나타난 제사장의 복식에 관한 연구)

  • Kim, Hyun;Ryu, Song-Ok
    • Journal of the Korean Society of Costume
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    • v.51 no.6
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    • pp.53-65
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    • 2001
  • The major purpose of this study is to obtain the evident and visual structure of costume of priest with symbol through the Old Testament. Based on corroborative the Old Testament, this thesis analyzes the costume of priest. This compares Aaron with his sons. This compares the two onyx stones on the shoulder pieces with four rows of precious stones on the breastpiece. This compares the robe with the woven tunic. This era falls on about from the 15th century before Christ. The crafts men whom God have endowed with skill make the vestments. Due to the christian religion, the body was entirely concealed. The costume of priest were not only used as dignity but also grandeur. According to the Old Testament the colour of the costume has signified not only the colour sense but also important symbolic meanings. The priest wore, over undergarments, a woven tunic, and he wore over the tunic, a robe, an ephod, a breastpiece, a sash, using a turban as head covering. Gold, and blue, purple and scarlet yarn, and fine linen are used. Aaron and his sons must wear them whenever they enter the Tent of Meeting or approach the altar to minister in the Holy Place, so that they will not incur guilt and die.

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A Development of Living Cultural Products Design Using Symbol of a Maritime Mokpo City (해양 목포시의 상징 모티브를 이용한 생활문화상품 디자인개발)

  • Park, Mi-Ryung;Park, Hea-Ryung
    • Journal of the Korea Fashion and Costume Design Association
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    • v.12 no.4
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    • pp.103-114
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    • 2010
  • This study aims to examine current status of cultural products in Mokpo city and their problems and develop cultural products design suitable to this situation. Cultural products in Mokpo sold here are made from China and have lower quality or traditional crafts and folkcrafts which can be purchased anywhere in Korea and they are not enough to show identity or image of Mokpo city. So I mixed the logos of 'mokpo city' and 'national maritime museum' based on main motive of 'modern Korean ship and shipbuilding tools' held by 'National Maritime Museum' and 'Goebukseon (turtle ship)' and 'Hanseon' which are suitable to the image of maritime culture as cultural products advocated by Mokpo city and developed one design style for print. This design is applied to T-shirts, necktie, cap, cushion and mug. Silk print, transfer print and needlework techniques are applied to each item and the whole cultural products have design of set concept. It is a case of applying modern product marketing technique to our cultural products not a design for only one item, is aimed to recreate spiritual and cultural value that a region has as daily goods to be used by general consumers and show the chance and possibility to complement shortcomings of existing cultural products and develop traditional culture having locality.

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A Study on Suggestion of Sarangbang Furniture Design Using Korean Paper - Focus on paper cut technique (剪紙技法) - (한지(韓紙)를 이용한 사랑방가구 디자인 제안에 관한 연구 - 전지기법(剪紙技法)을 중심으로 -)

  • Kim, Ji-soo;Yoon, Yeoh-hang
    • Journal of the Korea Furniture Society
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    • v.27 no.2
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    • pp.145-153
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    • 2016
  • Today, furniture design, which is changing and diversified, a movement to search a new formative world while reviving our traditionality is continuously proceeded, that implies a new possibility in our culture. In respect of such diversified materials, Korean traditional paper, Hanji (韓紙), has already been acknowledged with its excellence. Also, Hanji is a material that fully contains aesthetic consciousness of Korean people, accordingly, this research investigated and analyzed mainly with Sarangbang furniture among Joseon antique furniture, in order to study the possibility of Hanji decorated furniture as the objet in our interior space. This research utilized Paper cut technique (剪紙技法) among Hanji Crafts technique of expressive elements of Sarangbang furniture using Hanji, which is to make patterns and attach them by cutting out or engraving colored papers using scissors or graver to the wooden frame (白骨). Through this, this research could investigate production process utilizing Paper cut technique, also, Sarangbang furniture utilizing such Paper cut could be settled down as the objet with functional aspect and aesthetic completion in our interior space. Also, the researcher presents value of our original furniture by suggesting final output and considers that systematic researches should be conducted continuously on furniture henceforth utilizing Paper cut technique.

A Study of The Modern Furniture's Material and Sustainable (현대 가구에서 나타나는 재료의 지속가능성에 대한 연구)

  • Baik, Eun;Suh, Myoung Won
    • Journal of the Korea Furniture Society
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    • v.27 no.2
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    • pp.80-90
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    • 2016
  • The idea of Sustainable, first mentioned in "Our Future (Bruntdland)" from the United Nations report released in 1987 has been highly affect design disciplines in developed countries in 21st century. It relocated industrial society and structure's attentions to nature and recourse conservation and reuse. Designed and manufactured products eventually disposed and it leads to waste of resources as well as creates environmental issues. Unfortunately, vast majority of designers starts designing without anticipation of this matter and produce more believing this leads to more sales. However shorter life of a product will create bigger increase of resource consumption and waste than, importance of re-usage and recycle will eventually increase. In modern furniture industry metal and plastics are frequently used beside wood that material has been diverse than in past. However, there are lack of plans and regulations of re-usage of those material due to difficulties of separating each different materials and collecting due to it's size. This study would like to look into recycling rate, methods and usage of three major materials (wood, metal, plastic) that is typically used in current furniture industries. Furthermore, see the potential of sustainable furniture by analyzing furniture practices made by each different recycled material from old furniture and what designers should consider to achieve feasibility of sustainable furniture.