• Title/Summary/Keyword: Environmental Fabric Form

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Design and Construction of Green Slope Fabric Form on Cutting Slope (절토사면의 Nailing 보강 Fabric Form의 설계와 시공)

  • 송재헌;최영근
    • Proceedings of the Korean Geotechical Society Conference
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    • 2000.09a
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    • pp.81-92
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    • 2000
  • Green Slope(F.F.R : Fabric Form Reinforcement Method) is one of an environmental slope protection method at steep cutting sites. This method is that soil and rock at the steep slope is fixed using the environmental Fabric Form, Nail, Rock Bolt and Rock Anchor, And then, the surfaces covered with grasses or weeds. This method will be satisfied both safe slope protection and natural environment appearance. Green Slope is a useful method of the construction sites of steep cutting slopes.

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Practical Use of Environmental(Green) Fabric Form (환경친화형 Fabric Form의 시공사레)

  • 송재헌;최영근
    • Proceedings of the Korean Geotechical Society Conference
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    • 2001.06a
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    • pp.67-78
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    • 2001
  • 지금까지의 하천 사면보호공법은 돌망태, 사석, 호안블럭(Con'c Block), 재래형 섬유대공(Ordinary Fabric Form) 등을 주로 사용하여 왔다. 그러나, 이들 공법은 자연재료인 돌이나 사석 등이 이미 고갈되어 취득이 매우 어렵고, 콘크리트 제품은 인공구조물 일색의 보호공으로서 자연환경에 어울리지 않거나 인력을 이용한 고가의 공사비가 요구되므로 이를 개량하여 본 환경친화형 섬유대공을 개발하기에 이르렀다. 본 공법은 홍수나 수해로부터 토사제방의 침식 및 세굴방지는 물론 중간에 자연환경 적인 잔디나 조경식재를 하여 환경친화적 호안공을 형성하는 공법으로서 침식방지와 환경친화 효과를 동시에 만족시키기 공법이다.

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Time history analysis of a tensile fabric structure subjected to different seismic recordings

  • Valdes-Vazquez, Jesus G.;Garcia-Soto, Adrian D.;Chiumenti, Michele;Hernandez-Martinez, Alejandro
    • Earthquakes and Structures
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    • v.20 no.2
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    • pp.161-173
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    • 2021
  • The structural behavior of a tensile fabric structure, known as hypar, is investigated. Seismic-induced stresses in the fabric and axial forces in masts and cables are obtained using accelerograms recorded at different regions of the world. Time-history analysis using each recording are performed for the hypar by using finite element simulation. It is found that while the seismic stresses in the fabric are not critical for design, the seismic tensile forces in cables and the seismic compressive forces in masts should not be disregarded by designers. This is important, because the seismic design is usually not considered so relevant, as compared for instance with wind design, for these types ofstructures. The most relevant findings of this study are: 1) dynamic axial forces can have an increase of up to twice the static loading when the TFS is subjected to seismic demands, 2) large peak ground accelerations seem to be the key parameter for significant seismic-induced axial forces, but not clear trend is found to relate such forces with earthquakes and site characteristics and, 3) the inclusion or exclusion of the form-finding in the analysis procedure importantly affects results ofseismic stresses in the fabric, but not in the frame.

LOHAS Marketing Strategy of Fashion Company for Sustainable Image Positioning -Focus on Domestic and Foreign Case Analysis- (패션업체의 지속가능한 기업이미지 포지셔닝을 위한 로하스 마케팅 전략 -국내·외 사례분석을 중심으로-)

  • Hong, In-Sook;Kim, You-Jeong
    • Journal of the Korean Society of Clothing and Textiles
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    • v.35 no.9
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    • pp.1069-1084
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    • 2011
  • This study investigates the main trend of LOHAS, examines and analyzes the LOHAS marketing cases of the fashion industry, and proposes an effective LOHAS marketing strategy for the domestic fashion market. Data were collected from Naver, Google and Daum from 2005 (when LOHAS began to be recognized) to October $31^{st}$ 2010. We searched the research material with keywords related to the research subject (such as eco, green, well being, echo-friendly, LOHAS, sustainable, environmental management, and green management) to conduct a theoretical and exploratory study through qualitative analysis. The data are analyzed with three types such as personal value of eco-friendly fabric, economical value of recycled fabric and re-use or re-form, and social-ethical value of distribution and promotion. The research results show that LOHAS marketing activities focused on personal values and social-ethical values (rather than economical value) and from an eco-friendly management centered on merchandise; in addition, an eco-friendly supply chain management incorporated with a management system were applied. LOHAS marketing strategies at home and abroad revealed some differences in the cases of eco-friendly fabric, recycling, and fair trade.

Sustainable Fashion Design Prototype Development in Terms of Clothing Composition -Focused on Pattern Classes- (의복구성학적 측면에서의 지속가능한 패션 디자인 프로토 개발 - 패턴 수업을 중심으로 -)

  • Park, Youshin;Kim, Jihye
    • Journal of Fashion Business
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    • v.24 no.5
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    • pp.125-139
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    • 2020
  • The fashion industry that perceived the severity of environmental pollution, has sought various methods of sustainable fashion. However, most of the businesses paid attention to the development of materials using industrial waste, or vegan material. Thus, this study aims to present the methods for improvement in creativity for inversely developing the design from patterns and present new approaches by applying the contrarian development of proto to class under the limited condition of material concerning general design, selection of material, and production of sample. In the case of three student teams enrolled in the first semester of the second year, the fabric and used clothing donated by industry were used as material. The whole cut for cutting a single fabric in connected state, and Zero Wastes Design within a rectangular frame of fabric, upcycling of used clothes, and cutting out of Geometric Form are suggested. The team(A) produced a zero-wastes coat and whole-cut Pancho that could be variously represented. The team(B) produced two kinds of asymmetric dress by utilizing used check-patterned shirts through upcycling. The team(C) utilized the fabric in geometric forms such as rectangle, trapezoid, and atypical figure by drawing design within donated fabrics. The items were a dress, blouse, and skirt. Consequently, an opportunity for both academia and industry to present more concrete methods for sustainable fashion and deeply perceive the sustainable fashion is presented along with novel methods for creation by carrying out the composition of pattern and design at the same time.

GIS Indicator on New Urbanist Communities in Southeastern US

  • Sim, Sunhui
    • Journal of Korean Society for Geospatial Information Science
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    • v.24 no.2
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    • pp.89-94
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    • 2016
  • New urbanism is a school of urban development that combines residential, commercial, and civic land uses in a dense urban fabric of carefully prescribed form. Its advocates claim that New Urbanist developments are superior to prevailing urban development patterns on social and environmental sustainability. Its critics, however, argue that New Urbanism developments do not measure up to the social and environmental ideals and are, in some cases, just another form of urban sprawl. The goal of this study is to evaluate various criticisms of New Urbanist communities. This paper used empirical evidence to determine the performance of New Urbanist developments on the broader spatial and social context as opposed to the internal characteristics of the communities using GIS indicators. The results showed that the communities did not meet conventional criteria for New Urbanist ideals.

A Study on the concept of unconsciousness of Surrealism on the fabric of modern fashion (현대의상의 직물문양에 나타난 초현실주의의 무의식 개념에 관한 연구)

  • 이효진
    • Journal of the Korean Society of Costume
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    • v.22
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    • pp.5-22
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    • 1994
  • This study was intended to analyze the con-cept of unconsciousness of Surrealism on the fabric of modern fashion. Surrealism had been searching for a new way of confronting a social and artistic en-vironment that was stifling and repugnant to them. Especially the surrealistic methodology was changed into various methods of surreal-istic painters, They explored the world of subconsciousness of uncosciousness in the world of human being. The highly developed material civilization resulted in human alienations environmental disruption. By this fact human being of the 20th century was sought a philosophical and artistic value to overcome social disease. That is their search for spiritual world was interested in surrealist's psychoanalytical method. The fashion in the 20th century is changing rapidly for the new century to come. Under such circumstances as these modern fashion is attempted to pursue new innovative and in-dividual ideas. recently the mental images through Surrealism was represented in the for-mative feature of modern fashion. To study the concept of unconsciousness of Surrealism on the fabric of modern fashion I selected and examined artistic books and fashion magazines. As a result of this review I found that some fabrics used in modern fashion are printed in a free shapes without any meaning or form.

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Occurrence Form of an Intrusive Welded Tuff in Geumseongsan Caldera (금성산(金城山) 칼데라내의 관입용결응회암(貫入熔結凝灰岩)의 산출형태(産出形態))

  • Hwang, Sang Koo;Lee, Gi-Dong;Kim, Sang Wook;Lee, Jae Young;Lee, Yoon Jong;Hwang, Jae Ha;Kim, Dong Hak
    • Economic and Environmental Geology
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    • v.28 no.4
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    • pp.415-423
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    • 1995
  • A welded tuff with a near-vertical parataxitic fabric crops out as an elliptical shape($500{\times}350m$) in horizontal section, the Geumseongsan volcanic field. It intrudes the Cretaceous sedimentary rocks of the upper Hayang Group, surge tuff and rhyolite of the Geumseongsan volcanic complex. Generally it displays an ubiquitous, steeply inward-dipping welding foliation, subparallel to the margins of the intrusion, and a subvertically inward-inclined lineation defined by extremely stretched fiammes on the welding foliation plane. These fabrics suggest its overall form may be of an inverted cone-shaped plug representing a flared vent that served as a feeder for extrusive welded ash-flow tuff sheets.

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Numerical investigation on the structural behavior of two-way slabs reinforced with low ductility steel

  • Sakka, Zafer;Gilbert, R. Ian
    • Structural Engineering and Mechanics
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    • v.65 no.3
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    • pp.223-231
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    • 2018
  • A numerical investigation of the impact of steel ductility on the strength and ductility of two-way corner and edge-supported concrete slabs containing low ductility welded wire fabric is presented. A finite element model was developed for the investigation and the results of a series of concurrent laboratory experiments were used to validate the numerical solution. A parametric investigation was conducted using the numerical model to investigate the various factors that influence the structural behavior at the strength limit state. Different values of steel uniform elongation and ultimate to yield strength ratios were considered. The results are presented and evaluated, with emphasis on the strength, ductility, and failure mode of the slabs. It was found that the ductility of the flexural reinforcement has a significant impact on the ultimate load behavior of two-way corner-supported slabs, particularly when the reinforcement was in the form of cold drawn welded wire fabric. However, the impact of the low ductility WWF has showed to be less prominent in structural slabs with higher levels of structural indeterminacy. The load-deflection curves of corner-supported slabs containing low ductility WWF are brittle, and the slabs have little ability to undergo plastic deformation at peak load.

Anisotropy of Magnetic Susceptibility (AMS) of Granitic Rocks in the Eastern Region of the Yangsan Fault (양산단층 동편 화강암질암의 대자율 이방성(AMS))

  • Cho, Hyeong-Seong;Son, Moon;Kim, In-Soo
    • Economic and Environmental Geology
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    • v.40 no.2 s.183
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    • pp.171-189
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    • 2007
  • A study of anisotropy of magnetic susceptibility (AMS) was undertaken on Cretaceous granitic, volcanic and sedimentary rocks in the eastern region of the Yangsan fault, southeast Korea. A total of 542 independently oriented core samples collected form 77 sites were studied. The main magnetic mineral in granitic rocks is magnetite according to the magnitude of bulk susceptibility, high-temperature susceptibility variation and isothermal remanent magnetization. Both of magnetic lineation and foliation with NE-SW trends are revealed in the granitic rocks, while volcanic rocks show scattered directions and sedimentary rocks show only load foliation parallel to the bedding planes. The following evidences read to the conclusion that both magnetic fabrics in the granitic rocks have been obtained by a tectonic stress before full solidification of the magma: (i) A fully hardened granitic rocks would get hardly any fabric, (ii) Difference of the magnetic fabric trends with those of the geological structures in the granitic rocks themselves formed by brittle deformation after solidification (e.g. patterns of small-faults and joints), (iii) Kinking of biotite and undulose extinction in quartz observed under the polarizing microscope, (iv) Discordance of magnetic fabrics in the granitic rocks with those in the surrounding rocks. The NE-SW trend of the magnetic foliations suggests a NW-SE compressive stress of nearly contemporaneous with the emplacement of the granitic rocks. The compression should have caused a sinistral strike-slip movement of the Yangsan Fault considering the trend of the latter. As the age of the granitic rocks in the study area is reported to be around $60\sim70$ Ma, it is concluded that the Yangsan fault did the sinistral strike-slip movement during this time (L. Cretaceous Maastrichtian - Cenozoic Paleocene).