• 제목/요약/키워드: De-construction

검색결과 293건 처리시간 0.028초

현대 건축의 형태구성과 해체주의 패션의 특성에 관한 연구 (A Study on the Construction of Modern Architectural Form and the Characteristics of Deconstructional Fashion)

  • 김혜정;임영자
    • 복식
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    • 제40권
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    • pp.137-147
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    • 1998
  • Fahion as the form construction of decon-structivistic architecture was analyzed by dividing it into the intrinsic aspect and the formal aspect through an introduction of three characteristic architectural principles into fashion. Intrinsic deconstructivistic fashion as the construction of architectural form has the mixurte of genders both in a form of transvestic and in a form of genderless look as dualism, and can be characterized by pluralistic nationlism with the emergence of the Third World alienated from the international society, and so forth. Difference and the prefixes of dis-and de- are schizophrenic mystic illusionism, chance effect and the differance of space and time and is supporting Jacques Derrida's chiasmus that is the perspective of collage in painting and the multiple observation of collage in painting and the multiple observation point as the play of borrowing the surrealistic technique. The formal construction of deconstructivistic fashion the construction of architectural form has intertextuality material, hybridization of items and the blending of modes and another sphere. Trace as icon deconstrucion attains historical analysis. Dis and de in fashion are showing the retrogre-ssion of gravity through decomposition, decon-tinuity and disjunction emerge nonstructural silho-uette, juxtaposition, inversion and replace- ment of underwear and outer garments. Their decentring expression emerged as construction through mixture and repetition as well as overlapping of planes or spaces. And their disjuctive representation appeared in the form of mutual juxtaposition and substitution with the double-side of formal construction in functional terms.

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Gerrit Rietveld 가구디자인의 조형특성연구 (A Study on the Characteristics of Gerrit Rietveld's Furniture Design)

  • 서정연
    • 한국가구학회지
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    • 제20권4호
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    • pp.374-387
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    • 2009
  • Gerrit Rietveld who is Dutch architect and furniture designer had explored the plastic abstractness based on the universality of De Stijl principle. He had tried to expand the boundary of furniture design bound to traditional form and decorative aesthetics. Beginning of 20th century, he opened the new aesthetic realm of pure and abstract value for furniture design for the first time. Through this research, the results can be summarized as follows. The characteristics of his deign are abstractness, spatial consideration and tectonic construction. The abstractness is attained by simplifying constructional material into geometrical forms such as straight line, rectangle and square. And he adopted unconventional way of construction in order to increase this abstractness. The space included in his furniture can be expressed in the new technology of joint, the visual transparency using linear material, and the destruction of corners. All these aspects harmoniously helped the feeling of architectural space of flow. Through the exposed frame of furniture, Rietveld emphasized on the tectonic construction by methodological treatment such as piling-up or overlapping material. The characteristics of Gerrit Rietveld's design are abstract, spatial and tectonic. These aesthetical tendencies could be understood as a junction between De Stijl's principles and modern architecture's spatial preferences-flow and extension of space-.

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Towards a model of dry shear keyed joints: modelling of panel tests

  • Turmo, J.;Ramos, G.;Aparicio, A.C.
    • Computers and Concrete
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    • 제10권5호
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    • pp.469-487
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    • 2012
  • This paper presents a study on the behaviour of the joints of segmental concrete bridges with external prestressing, focusing on the structural response of dry non-epoxied joints with shear keys. A Finite Element joint model to study such structures is validated modelling eight concrete panel tests. The most important feature of this model is that it has been validated with experimental tests on concrete panels which were specifically designed to fail in shear. Interface elements are used to reproduce the non linear behaviour of the joint and parameters deduced from the tests are used to define the constitutive law of these elements. This joint model is of great importance because it will permit the development of a structural model that faithfully reproduces the behaviour of these structures under combined flexure and shear and the study of its global behaviour after the opening of the joints. Interesting conclusions about the behaviour of the dry joints, about the contribution of the different mechanisms transferring shear (friction and cohesion) and about the shear stress distribution in the joint have been reached.

『Prada Aoyama Tokyo』의 외피구축 특성과 구조-외피의 관계 (A Study on the Skin Construction of 『Prada Aoyama Tokyo』 through the Functional Relation of Structure-Skin)

  • 신예경
    • 한국산학기술학회논문지
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    • 제14권10호
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    • pp.5206-5214
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    • 2013
  • 본 논문은 Herzog & de Meuron이 지속적으로 그들의 작업에서 시도하고 있는 외피구축의 다양한 사례들 중 "Prada Aoyama Tokyo"에서 나타난 외피구축 방식 및 특성을 구조와 외피의 관계로부터 이해하고자 하였다. 연구의 결과 "Prada Aoyama Tokyo"에서 외피는 구조와의 관계를 최대로 수용하여 내부공간의 공간감에 영향을 미치는 요소로 작용하였으며, 외피가 단순히 표현을 위한 매체가 아니라 공간의 문제가 되었음을 확인하였다. 특히 이들이 표현하고자 하는 형태원리는 외피나 구조 그 자체라기보다는 오히려 이 두 가지 요소들 사이의 관계맺음을 통해 얻어지는 효과라 할 수 있다.

건설기계용 Urea-SCR 시스템의 촉매전단에서 암모니아 균질도 해석 및 DeNOx 성능에 관한 연구 (Study on Ammonia Uniformity and DeNOx Analysis in the Urea-SCR System for Construction Machinery)

  • 김동환;박준규;강정호;문성준;박성욱
    • 한국분무공학회지
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    • 제24권2호
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    • pp.51-57
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    • 2019
  • In this study, the spray atomization characteristics of urea injector used in SCR system for construction machinery was analyzed, and the uniformity index at the front of mixer and NOx conversion efficiency were evaluated through numerical analysis. Spray visualization and droplet size/velocity measurement were performed and the measured results were used to verify the spray analysis model to calculate the uniformity index in the exhaust gas after-treatment system. For the flow analysis, STAR-CCM, a three-dimensional CFD, was used and the uniformity index of the SCR system at the front of the mixer was calculated using the droplet dissociation model and the wall collision model. Finally, the DeNOx performance for the average condition of the NRTC driving mode was calculated to understand the NOx conversion efficiency reflecting the exhaust gas temperature. The simulation results show that the uniformity index at the front of mixer was calculated as 0.862 and DeNOx efficiency was 75.9%.

대물(de re) 문맥과 '-라고'의 몇 가지 의미론적 특성 (De re context and some semantic traits of 'rago')

  • 민찬홍
    • 논리연구
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    • 제16권1호
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    • pp.61-85
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    • 2013
  • 대언 믿음과 대물 믿음의 구별을 소개하고, 믿음 문맥과 양상 문맥에서 대언(de dicto)/대물(de re) 애매성이 동일하게 나타나는데, 양상 구문의 경우 한국어는 영어와 차별화되는 특징을 갖지 않는다는 것을 지적한다. 부정문에서도 대언/대물 구문의 애매성이 나타나는 바, 이와 관련하여 한국어는 대물 부정문에 해당하는 통사 구조를 허용한다. 대물 구문은 지시적으로 투명한 구문이요 따라서 동일자 대입률을 허용하는 구문이며, 대언 구문은 지시적으로 불투명한 구문이요 동일자 대입률을 허용하지 않는 구문이다. 그런데, 인용 동사, 언어행위동사, 인지태도 동사들과 함께 사용되는 한국어의 인용 어미 '라고'는 특이하게도 영어와 평행하게 대언/대물 애매성을 갖는 문장 뿐 아니라 애매성 없는 대물 구문을 구성하는 문장도 제공한다. 또한, '라고' 구문은 내포절의 내용에 대한 화자의 공약에 있어서도 중립적이다. 한국어에서는 내포절의 내용에 대한 화자의 긍정적인 공약을 표시하고자 하는 경우 '음/임' 또는 '라는 것'이라는 어미를 사용한다. 이런 점 때문에 '앎이 진리를 전제한다'는 서구 인식론의 원칙은 인식 문장을 한국어 어미 '라고'를 사용하는 문장으로 표현하려고 할 때에는 어려움을 겪게 된다.

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Applications of Yeast Flocculation in Biotechnological Processes

  • Domingues, Lucilia;Vicente, Antonio A.;Lima, Nelson;Teixeira, Jose A.
    • Biotechnology and Bioprocess Engineering:BBE
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    • 제5권4호
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    • pp.288-305
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    • 2000
  • A review on the main aspects associated with yeast flocculation and its application in biotechnological processes is presented. This subject is addressed following three main aspects-the basics of yeast flocculation, the development of "new" flocculating yeast strains and bioreactor development. In what concerns the basics of yeast flocculation, the state of the art on the most relevant aspects of mechanism, physiology and genetics of yeast flocculation is reported. The construction of flocculating yeast strains includes not only the recombinant constitutive flocculent brewer's yeast, but also recombinant flocculent yeast for lactose metabolisation and ethanol production. Furthermore, recent work on the heterologous $\beta$-galactosidase production using a recombinant flocculent Saccharomyces cerevisiae is considered. As bioreactors using flocculating yeast cells have particular properties, mainly associated with a high solid phase hold-up, a section dedicated to its operation is presented. Aspects such as bioreactor productivity and culture stability as well as bioreactor hydrodynamics and mass transfer properties of flocculating cell cultures are considered. Finally, the paper concludes describing some of the applications of high cell density flocculating bioreactors and discussing potential new uses of these systems.e systems.

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Seismic retrofitting of a tower with shear wall in UHPC based dune sand

  • Trabelsi, Abderraouf;Kammoun, Zied;Beddey, Aouicha
    • Earthquakes and Structures
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    • 제12권6호
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    • pp.591-601
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    • 2017
  • To prevent or limit the damage caused by earthquakes on existing buildings, several retrofitting techniques are possible. In this work, an ultra high performance concrete based on sand dune has been formulated for use in the reinforcement of a multifunctional tower in the city of Skikda in Algeria. Tests on the formulated ultra high performance concrete are performed to determine its characteristics. A nonlinear dynamic analysis, based on the "Pushover" method was conducted. The analysis allowed an optimization of the width of reinforced concrete walls used in seismic strengthening. Two types of concrete are studied, the ordinary concrete and the ultra high performance concrete. Both alternatives are compared with the reinforcement with carbon fibers and by base isolation retrofit design.

Short- and long-term deflections of RC building structures influenced by construction processes

  • Alvarado, Yezid A.;Buitrago, Manuel;Gasch, Isabel;Dominguez, Maria N.;Cipagauta, Miguel A.
    • Structural Engineering and Mechanics
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    • 제64권2호
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    • pp.173-181
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    • 2017
  • This paper analyzes the influence of the construction process on short- and long-term deflections on a reinforced concrete structure poured on-site by a portable industrialized system. A parametric analysis was carried out by the Finite Elements Method (FEM) that considered: a) type of construction process with reshoring or clearing (partial striking); b) the number of successively shored floors and c) the number of shores used on each floor. All three factors were especially important for the values of short- and long-term deflections, which were highest in the reshoring processes with the lowest number of successively shored floors and the lowest number of shores per floor. Deflections obtained were compared with the limits laid down by ACI 318-14 and as calculated by this code's simplified method. The long-term deflections were seen to be almost double than those obtained by applying the ACI 318-14 code's simplified method and in some cases these deflections were above the established limits. It can thus be concluded that the load history of a building under construction should be taken into account in order to satisfy a structure's in-service conditions and durability.