• Title/Summary/Keyword: Shape understanding

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Study on one-piece design using traditional children's wear (전통 어린이 복식을 응용한 원피스 디자인 연구)

  • Kim, Weol-Kye
    • Journal of Fashion Business
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    • v.14 no.1
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    • pp.106-115
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    • 2010
  • This study's purpose is to, first survey the traditional children clothing, clothing which doesn't get studied mostly. Second, to choose the factor that can modernize. Third, to design the present one-piece dress. Fourth, to gather an understanding about traditional children clothing and make a chance for children to wear the clothing that has a traditional factor. Traditional children clothes have a same shape with adults' clothes they use five primary color and use a pattern of a symbolic meaning which means healthy and long life. For ordinary wears there are Chimajogori and Bajijogori and for ceremonial dresses they wore Durumagi, Sagyusam which are Po and Dangui and headdress was added. The shape was considered by the children growth condition so the Gorum got longer. The dragon, cicadas, butterfly, phoenix and lots of flower pattern was used by the difference with the class. 5 one-piece design adapted Jogori, skirt, Dangui, Sagyusam, Magoja and used the traditional fabric by mixing the five primary color and the five secondary color was used to make traditional color. This study expects for a chance of children to wear traditional Hanbok or Hanbok-adapted clothes.

The Study of the Modern Character of Women's Shoes Design According to the Formative Arts (예술조형에 따른 여성 구두디자인의 현대적 특성에 관한 연구)

  • Lee, Young-Jae
    • Journal of Fashion Business
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    • v.13 no.5
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    • pp.13-22
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    • 2009
  • The purpose of this paper is to understand some methods to provide women's shoes and their design images from the 1920s to the 1940s, and to benefit from the new methods for creative design and new materials in the future. It also examined the features with the academic background of women's shoes. To target on analysis items and shoes design factors, moreover, it made reference to the paper by former research. As a result, 28 shoes (30.04%) in the 1920s, 47 shoes(51.09%) in the 1930s, and 17 shoes (18.47%) in the 1940s have been collected. The strap shoes, combination color, bright texture, and buckle trimmings are first on the list. The most popular shoes were pumps and strap, in terms of design and shape. In particular, black was one of the common and popular colors. Most of the shoes had buckles. Texture also was brilliant. This study was meaningful to provide understanding and information about a variety of women's shoes designs from the 1920s to the 1930s.

NUMERICAL ANALYSIS OF THE IMPACTING AND SPREADING DYNAMICS OF THE ELLIPSOIDAL DROP ON THE PERFECT NON-WETTING SOLID SURFACE (완전 비습윤 고체 표면 위 타원형 액적의 충돌 및 퍼짐 거동에 대한 수치적 연구)

  • Yun, S.
    • Journal of computational fluids engineering
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    • v.21 no.4
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    • pp.90-95
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    • 2016
  • Leidenfrost drops with ellipsoidal shaping can control the bouncing height by adjusting the aspect ratio(AR) of the shape at the moment of impact. In this work, we focus on the effect of the AR and the impact Weber number(We) on the non-axisymmetrical spreading dynamics of the drop, which plays an important role in the control of bouncing. To understand the impact dynamics, the numerical simulation is conducted for the ellipsoidal drop impact upon the perfect non-wetting solid surface by using volume of fluid method, which shows the characteristics of the spreading behavior in each principal axis. As the AR increases, the drop has a high degree of the alignment into one principal axis, which leads to the consequent suppression of bouncing height with shape oscillation. As the We increases, the maximum spreading diameters in the principal axes both increase whereas the contact time on the solid surface rarely depends on the impact velocity at the same AR. The comprehensive understanding of the ellipsoidal drop impact upon non-wetting surface will provide the way to control of drop deposition in applications, such as surface cleaning and spray cooling.

Improvement of Short Circuit Performance in 460[V]/400[A]/85[kA] Molded Case Circuit Breakers (460[V]/400[A]/85[kA] 배선용 차단기의 그리드 및 아크런너 변형을 통한 차단성능 향상)

  • Lee, Seung-Su;Jung, Eui-Hwan;Yoon, Jae-Hun;Kang, Seong-Hwa;Lim, Kee-Joe
    • Proceedings of the KIEE Conference
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    • 2009.07a
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    • pp.1451_1452
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    • 2009
  • Owing to the increasing number of intelligent homes(or called Smart home), the corresponding cost is much higher. Low voltage circuit breakers are widely used in the intelligent homes to interrupt fault current rapidly and to assure the reliability of the power supply. The distribution of magnetic field induced by arc current in the contact system of molded case circuit breaker depends on the shape, arrangement, and kinds of material of grids. This paper is focused on understanding the interrupting capability, more specifically of the grid and the arc runner, based on the shape of the contact system in the current MCCB. The magnetic driving force was calculated by using the flux densities induced by the arc current, which are obtained by three-dimensional finite element method. There is a need to assure that the optimum design required to analyze the electromagnetic forces of the contact system generated by current and the flux density be present. This is paper present our computational analysis on contact system in MCCB.

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A Study on the Disaster Prevention Design- Based Safety Signs in School Zone

  • Noh, Hwang-Woo;Oh, Chi-Gyu
    • International Journal of Contents
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    • v.13 no.2
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    • pp.50-56
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    • 2017
  • The number of accidents in school zone is decreasing than before with the introduction of strengthening traffic safety policy since January 2011, but the danger still exists. The School zone sign is widely known to have much effect in protecting children from risks of traffic accidents, but design improvement is being demanded to improve a sense of safety and legibility of safety signs in School zone due to the lack of understanding on the safety signs in crosswalk and School zone. This study analyzed differences in shape and color of existing safety signs through a case analysis of traffic developed countries as America, England, Japan, and Germany and suggested improvement plans for drivers to clearly perceive the school zone. For improvement methods, this study suggested the importance of delivering definite and unified warning message for school zone to drivers by using indication sign and caution sign together, and to use yellow, a safety color, and to unify the safety sign into triangle shape that symbolizes warning and caution to conform the international standards. Actual design production and experiment through improvement plans are needed in the future, and it is expected to secure safety of children and to provide international standardization of safety signs in school zone.

『三指禪』卷一을 通한 周學霆의 醫學思想에 關한 硏究

  • Kim, Gi-Uk;Park, Hyeon-Guk
    • Journal of Korean Medical classics
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    • v.13 no.2 s.17
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    • pp.85-85
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    • 2000
  • Following is the result through translating. studying, and analyzing 『San Zhi Shan(三指禪)』, the book worked by Zhou Xue Ting(周學霆). 1. The chapter of 『Mai Xue Yuan Liu(脈學源流)』 explains thc Xiang Shu Xue(象數學) viewpoint, the part that pulse is based on Lu guan(律管). 2. The chapter of 『Liu Bu Mai Jie(六部脈解)』 explains that emphasizing Shen(神) through understanding the shape of pulse(脈象) is more important than the locating the area of thc shape of pulse(脈象). 3. The chapter of 『Zuo Xin Tan Zhong Can Dan Shen Xiao Chang You Fei Xiang Zhong Pi Wei Ming Da Chang Bian($좌심단중간담신소장{\cdot}우폐흉중비위명대장판$)』exhibits the different view about the position of pulse from Li Shi Zhen(李時珍)'s. the chapter in which Zhou(周) arranges Heart{\cdot}Small\;Intestine{\cdot}Liver{\cdot}Gall\;Bladder{\cdot}Kidneys{\cdot}and$ Bladcler($心{\cdot}小腸{\cdot}肝{\cdot}膽{\cdot}腎{\cdot}膀胱$) in left hand and $Lungs{\cdot}Large{\cdot}Intestine{\cdot}Spleen{\cdot}Stomach{\cdot}Kidney{\cdot}and$ The gate of Vitality($肺{\cdot}大腸{\cdot}脾{\cdot}胃{\cdot}腎{\cdot}命門$) in right hand. From the above results, I'm sure that 『San Zhi Shan(三指禪)』which has headed down to descendants as the special book about the study of pulse has developed the theory of pulse. Therefore I expect that the more profound study about this will be going on.

Applying Fishing-gear Simulation Software to Better Estimate Fished Space as Fishing Effort

  • Lee, Ji-Hoon;Lee, Chun-Woo;Choe, Moo-Youl;Lee, Gun-Ho
    • Fisheries and Aquatic Sciences
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    • v.14 no.2
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    • pp.138-147
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    • 2011
  • Modeling fishing-gear systems is essential to better understand the factors affecting their movement and for devising strategies to control movement. In this study, we present a generalized mathematical modeling methodology to analyze fishing gear and its various components. Fishing gear can be divided into a finite number of elements that are connected with flexible lines. We use an algorithm to develop a numerical method that calculates precisely the shape and movement of the gear. Fishinggear mathematical models have been used to develop software tools that can design and simulate dynamic movement of novel fishing-gear systems. The tool allowed us to predict the shape and motion of the gear based on changes in operation and gear design parameters. Furthermore, the tool accurately calculated the swept volume of towed gear and the surrounding volume of purse-seine gear. We analyzed the fished volume for trawl and purse-seine gear and proposed a new definition of fishing effort, incorporating the concept of fished space. This method may be useful for quantitative fishery research, which requires a good understanding of the selectivity and efficiency of fishing gear used in surveys.

Aesthetic Value of Orient-West Culture Fusion Image in Fashion (패션에 나타난 동서양 문화 퓨전 이미지의 미적 가치에 대한 연구)

  • Ryu, Hyun-Jung
    • Journal of the Korea Fashion and Costume Design Association
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    • v.13 no.3
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    • pp.45-54
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    • 2011
  • The purpose of this study is to help understanding of east-west culture fusion in fashion since 2000 years, to play a guideline's role in the development on fashion designs study. The methods of this study are academic literatures as well as practical study through case studies about actual works. Tendency of east-west culture fusion in fashion since 2000 years is shape and performance, pattern, accessary. Shape and performance are reinterpreted through east folk fashion transforming on west fashion, pattern shows traditional pattern of each nations, but letters of typical of each nations appears for new pattern which expresses nation identification. Accessary is in the harmony with east -west fashion culture like that without transform. Aesthetic value of east-west culture fusion in fashion since 2000 years is summerised opening, co-ownership, and amusement. First, opening is positiveness of acception and acknowledgment for other. Second, co-ownership turns towards humanism, and proves participating in globalism and really global village. Third, amusement is to express freedom, and to reveal privately emotion concealing in public area.

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Recent Advances in the Mechanistic Studies of Alkylaromatic Conversions over Zeolite Catalysts (제올라이트 촉매상에서의 알킬 방향족 화합물 전환 반응기구에 대한 최근 연구 동향)

  • Min, Hyung-Ki;Hong, Suk Bong
    • Korean Chemical Engineering Research
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    • v.51 no.1
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    • pp.1-9
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    • 2013
  • The transformation of alkylaromatic hydrocarbons using zeolite catalysts play big part in the current petrochemical industry. Here we review recent advances in the understanding of the reaction mechanisms of various alkylaromatic conversions with respect to the structural and physicochemical properties of zeolite catalysts employed. Indeed, the shape-selective nature of zeolite catalysts determines the type of reaction intermediates and hence the prevailing reaction mechanism together with the product distribution. The prospect of zeolite catalysis in the developement of more efficient petrochemical processes is also described.

Formant frequency changes of female voice /a/, /i/, /u/ in real ear (실이에서 여자 음성 /ㅏ/, /ㅣ/, /ㅜ/의 포먼트 주파수 변화)

  • Heo, Seungdeok;Kang, Huira
    • Phonetics and Speech Sciences
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    • v.9 no.1
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    • pp.49-53
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    • 2017
  • Formant frequencies depend on the position of tongue, the shape of lips, and larynx. In the auditory system, the external ear canal is an open-end resonator, which can modify the voice characteristics. This study investigates the effect of the real ear on formant frequencies. Fifteen subjects ranging from 22 to 30 years of age participated in the study. This study employed three corner vowels: the low central vowel /a/, the high front vowel /i/, and the high back vowel /u/. For this study, the voice of a well-educated undergraduate who majored in speech-language pathology, was recorded with a high performance condenser microphone placed in the upper pinna and in the ear canal. Paired t-test showed that there were significant difference in the formant frequencies of F1, F2, F3, and F4 between the free field and the real ear. For /a/, all formant frequencies decreased significantly in the real ear. For /i/, F2 increased and F3 and F4 decreased. For /u/, F1 and F2 increased, but F3 and F4 decreased. It seems that these voice modifications in the real ear contribute to interpreting voice quality and understanding speech, timbre, and individual characteristics, which are influenced by the shape of the outer ear and external ear canal in such a way that formant frequencies become centralized in the vowel space.