• Title/Summary/Keyword: Fabric design

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Compressibility of Changi sand in K0 consolidation

  • Wanatowski, D.;Chu, J.;Gan, C.L.
    • Geomechanics and Engineering
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    • v.1 no.3
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    • pp.241-257
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    • 2009
  • The one-dimensional compressibility of sand is an important property for the estimation of settlement or deformation of sand deposits. The $K_0$ value of sand is also an important design parameter. Experimental results are presented in this paper to study the compressibility of sand in $K_0$ consolidation tests. The $K_0$ consolidation tests were carried out using a triaxial cell and a plane-strain apparatus. Specimens prepared using both the moist tamping and the water sedimentation methods were tested. The testing data demonstrate that the type of testing apparatus does not affect the $K_0$ measurement if proper boundary conditions are imposed in the tests. The data also show that the compressibility and the $K_0$ value of loose sand specimens prepared using the moist tamping method are very sensitive to the variation of void ratio. The $K_0$ values measured from these tests do not agree with the $K_0$ values calculated from Jaky's equation. The compressibility and $K_0$ values of sand obtained from tests on specimens prepared using different preparation methods are different which may reflect the influence of soil fabrics or structures on the one dimensional compression behavior of sand.

A study of the shape and tailoring of frock coats in the Korean Empire - Park Ki-Jong's frock coat - (대한제국기 프록코트의 형태와 제작법에 관한 연구 - 박기종 유물 조사를 중심으로 -)

  • Choi, Eunjoo
    • The Research Journal of the Costume Culture
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    • v.23 no.3
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    • pp.439-453
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    • 2015
  • This research is regarding Park Ki-Jong's Western-style court costume and emphasizes the shape and style peculiarities of Western-style court costumes in the Korean Empire from the 1876 Port Opening to the 1910 annexation of Korean to Japan. Park Ki-Jong's frock coat was made during the period of the established law from 1900 to 1910. 1) The brand was ASADA TAILOR from Kyung-Sung. 2) The shape was long at the front and back, and it featured a picked lapel and double breast with six buttons to fasten and two buttons for decoration on the upper part. 3) The frock coat's materials were black wool fabric and black ridged silk. The lining's material was black plain silk and the sleeve's lining was white with blue striped silk. 4) The front separated the upper and bottom parts. The bottom was composed of a one-piece A-line skirt that continued from the front to back. The top of the back was separated by the princess line and the center-back seam was also separated with a vent. However, the center-back of the waistline was not separated, and it continued to one piece. The sleeve shape was a two-piece sleeve style with a phony vent and two wrapping buttons.

Capturing the Underlying Structure of a 'Segment-line' City: Its Configurational Evolution and Functional Implications

  • Ling, Michelle Xiaohong
    • International Journal of High-Rise Buildings
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    • v.6 no.2
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    • pp.139-147
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    • 2017
  • Analyzing morphological evolution over a long period of time is deemed an effective way to identify problems occurring in the process of urban development, in addition to achieving a fundamental understanding of socio-cultural changes and growth rooted from the context. As far as the urban morphology is concerned, Hong Kong is characterized by its unique high-density and compact layout patterns, which have aroused the interest of a number of authors in the urban design domain. Whilst an increasing number of redevelopment projects in Hong Kong were criticized for ignoring and destroying the old urban fabric, there is a need for research to investigate the origins and changes of various urban patterns and their implications for society. By employing the theories and techniques of space syntax, this paper accordingly provides a morphological analysis based on the Wanchai District - a 'Segment-line' city, which particularly epitomizes various urban grids of Hong Kong and may have different implications for functional aspects. By axial-mapping the urban layouts of five stages of growth since 1842 and subsequently investigating their spatial and functional transformation over the past 170 years, this paper identifies a series of spatial characteristics underlying different grid patterns, as well as achieves a precise understanding of their ever changing relationship. Based on these understandings, this paper intends to provide valuable reference and guidance for upcoming spatial development in Hong Kong and other regions.

System Level Architecture Evaluation and Optimization: an Industrial Case Study with AMBA3 AXI

  • Lee, Jong-Eun;Kwon, Woo-Cheol;Kim, Tae-Hun;Chung, Eui-Young;Choi, Kyu-Myung;Kong, Jeong-Taek;Eo, Soo-Kwan;Gwilt, David
    • JSTS:Journal of Semiconductor Technology and Science
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    • v.5 no.4
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    • pp.229-236
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    • 2005
  • This paper presents a system level architecture evaluation technique that leverages transaction level modeling but also significantly extends it to the realm of system level performance evaluation. A major issue lies with the modeling effort. To reduce the modeling effort the proposed technique develops the concept of worst case scenarios. Since the memory controller is often found to be an important component that critically affects the system performance and thus needs optimization, the paper further addresses how to evaluate and optimize the memory controllers, focusing on the test environment and the methodology. The paper also presents an industrial case study using a real state-of-the-art design. In the case study, it is reported that the proposed technique has helped successfully find the performance bottleneck and provide appropriate feedback on time.

Characteristics of Givenchy Haute Couture (지방시(Givenchy) 오트쿠튀르 작품의 특성)

  • Kim, Sun-Young
    • Journal of the Korean Home Economics Association
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    • v.46 no.10
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    • pp.37-48
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    • 2008
  • This study re-examines new aesthetic values pursued by Givenchy, analyzing by the Haute Couture line's chief designers. The following conclusions have been reached: Hubert de Givenchy pursued modernity, infused with simplicity and structured stability. In particular, Audrey Hepburn, who was a loyal client and used his line in several movies, provided him the platform for international exposure which he used to further develop what became known as the "Hepburn" style. The subsequent brief tenure of John Galliano did yield the fantastic and magnificent "Galliano-style", but with irregularity. Based on romanticism, it redefined fashion using a wide range of colors, subjects and decoration. His successor, Alexander McQueen, applied opposite elements using a hybrid technique of pastiche, parody and collage. With innovative inspiration he compromised the concepts of gender, time, space and cultures and recreated futuristic forms of nature, animals, insects and mythical images. Julien Macdonald, who was appointed in 2001 as the Artistic Director for the women's collections, minimized his individual style and preferred feminine, graceful and sexy silhouettes. He breathed fresh life in to Givenchy Haute Couture, reinterpreting the Hepburn style in a modernistic mode. Being passed on the responsibility for both collections (i.e., haute couture and ready-to-wear) in 2005, Riccardo Tisci redefined elegance, combining his unique and tailored gothic style with Givenchy's grace. He is developing the future of Givenchy, experimenting with volume, silhouettes, new kinds of fabric and techniques.

High Performance Routing Engine for an Advanced Input-Queued Switch Fabric (고속 입력 큐 스위치를 위한 고성능 라우팅엔진)

  • Jeong, Gab-Joong;Lee, Bhum-Cheol
    • Proceedings of the Korean Institute of Information and Commucation Sciences Conference
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    • 2002.05a
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    • pp.264-267
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    • 2002
  • This paper presents the design of a pipelined virtual output queue routing engine for an advanced input-queued ATM switch, which has a serial cross bar structure. The proposed routing engine has been designed for wire-speed routing with a pipelined buffer management. It provides the tolerance of requests and grants data transmission latency between the routing engine and central arbiter using a new request control method that is based on a high-speed shifter. The designed routing engine has been implemented in a field programmable gate array (FPGA) chip with a 77MHz operating frequency, 16$\times$16 switch size, and 2.5Gbps/port speed.

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A Research of Madeleine Vionnet's Work II (Madeleine Vionnet의 작품에 관한 연구II -연구대상 작품의 제작되어진 패턴을 중심으로-)

  • 박선경
    • The Research Journal of the Costume Culture
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    • v.4 no.1
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    • pp.93-109
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    • 1996
  • Madeleine Vionnet, a representative designer of the 1920′s, who made prefectly organized clothes with unique formativeness was the first to express fabric in a modern method and was called "The architect of fashion". This is because she developed a three dimensional design by expressing cloth-she rejected corset, should pad, etc-into elegant curved lines that do not stick to the body. By granting meaning to the beauty of the body and its movement in her own unique ways, she emphasized the formativeness in her work and gave shape to creative artistry. Expecially with the "Bias-Cut" she could express the lines of the body more flexibly and could make geometrical styles like the diamond shape dress or the triangle dress more effectively. Using the "Tired Bias cut" and "Handkerchief point" she let the skirt hemline dangle irregularly in geometrical forms, thus showing modern formative sense which forms a three dimensional solidness along the movement of the human body. Thus far, analyzed how the contemporary trend of art was reflected in her designs by studying her work; also investigated through her artistic characteristics and pattern method. Also be tried to find out what can be learned through her artistic view and superb formativeness as a designer.

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Some Factors Affecting on the Redeposition of Particulate Soil (고형오염의 재침착에 영향을 미치는 제인자)

  • Bae Hyun Sook;Kim Sung Reon
    • Journal of the Korean Society of Clothing and Textiles
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    • v.6 no.2
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    • pp.33-40
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    • 1982
  • The removal and redeposition of particulate soil occur simultaneously during the washing process. In order to investigate variables which affect on the redeposition of particulate soil, cotton lawn was soiled in the ion oxide black suspension using Launder-O meter. The amount of deposited soil was estimated by means of the spectrometric analysis of iron on the fabric after soiled. The results are as follows: 1. The presence of surfactants b suspension decreased the deposition of particulate soil and the most effective surfactant was soap and the descending order was NaDBS>CTAB>PONPE. 2. The influnce of temperature on soil deposition was considerable, soil deposition was gradually increased with elevating temperature in ionic surfactants solution such as NaDBS and CTAB but that was decreased above $40^{\circ}C$ in nonionic surfactant solution. 3. The tendency of soil deposition was dwindled by adding electrolytes especially in case of polyvalent anions. 4. From the results of the experiments redeposition of particulate soil was related with suspending power of surfactants and was influenced by factors varing zeta potential.

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Changes in Physical Properties of wool-Blended Fused Fabrics after Pressing and/or Ory Cleaning(Part I) (모 접착포의 프레싱 처리와 드라이크리닝 처리에 의한 물성의 변화(제1보))

  • Jee, Ju-Won;Lee, Dae-Hoon
    • Journal of the Korean Society of Clothing and Textiles
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    • v.25 no.10
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    • pp.1809-1820
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    • 2001
  • 본 연구에서는 모 직물의 접착심과의 접착 후, 프레싱 처리 후, 드라이클리닝 처리 후 프레스로 처리한 실제의 의복의 관리와 생산 면에서 접할 수 있는 직물 변화에 대하여 물성 변화를 살펴보았다. 겉감으로는 신사복 춘하용 모 100% 또는 모혼방 직물 15종류를 사용하였으며 심지로는 신사복에 많이 쓰이는 3종류 심지를 사용하였다. KES시스템을 이용하여 직물의 접착후, 프레싱 처리 후, 드라이크리닝과 프레싱 처리 후의 물성 변화를 시험하였으며 다음과 같은 결과를 얻었다. 1) 접착 후 EM은 대체로 감소하지만 강성과 이력 현상은 증가하는 것으로 나타났다. 결과로 KOSHI, SHARI, HARI는 증가하고 THV는 감소하여 태는 접착으로 저하되었다. 2) 프레싱 처리 후는 접착 후와 큰 차이를 보이지 않는다. 마찰특성에서 좀더 매끄러워지고 마찰 계수는 증가하는 것으로 나타났다. 3) 드라이크리닝과 프레싱 처리 후의 물성의 변화에서는 위사 방향의 큰 값을 갖는 경우에 감소하는 것으로 나타났다. 굽힘 강성과 전단강성은 감소하였지만 이력은 증가하는 흥미로운 결과를 보인다. 드라이클리닝 용제의 효과로 여겨진다. 무게는 증가하여 직물이 처리 후 수축한 것으로 나타났다. 프레싱 처리 후와 비교시 KOSHI, SHARI, HARI와 FURAMl는 감소하고 THV는 증가하여 태가 향상하였다.

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Numerical Analysis of Flow Characteristics of the Filter for Separating Oil Mist from Blow-by Gas (블로바이 가스 내 오일입자들을 제거하기 위한 필터의 유동특성 수치해석)

  • Yun, Jeong-Eui;Chae, Kangseog;Kang, Hyukjin;Chung, Doyoung
    • Transactions of the Korean Society of Automotive Engineers
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    • v.24 no.5
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    • pp.549-555
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    • 2016
  • This research was performed to determine the oil separation characteristics of the specially designed oil filter installed in a PCV cylinder head passage. The oil filter was specially designed with fleece for separating oil mist from blow-by gas. The fleece, made of fiber fabric material, is placed in the oil filter case to absorb oil mist with a small pressure drop during blow-by gas through the filter. To do this, 3-D CFD analysis was simulated for the simplified PCV system with the oil filter using the commercial code, Ansys CFX. Results showed that the oil filter's efficiency with fleece sharply increased as oil droplet size increased.