• Title/Summary/Keyword: ViewPoint

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Setting and Compressive Strength Development of Hihg Flowing Concrete (고유동 콘크리트의 응결특성과 압축강도 발현)

  • 권영진;김무한
    • Proceedings of the Korea Concrete Institute Conference
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    • 1995.10a
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    • pp.8-13
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    • 1995
  • High flowing concrete has been made using a combination of different cementitious material. The use of supplementary cementitious material like ground granulated slag is not only interesting from an economical point of view but also from a mechanical and rheological point of view. In the case of high strength concrete, relation between the maturity and compressive strength development of high strength concrete is aproximated by appling gompertz curve and suggested new estimating method. It is the aim of this study to analysis the effect of different types of mineral fine power on the setting and compressive strength development of high flowing concrete.

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The Friction Coefficients and the Nusselt Number from an Educational Point of View (교육적 측면에서의 마찰계수와 누셀트 수)

  • Kim, Charn-Jung
    • Proceedings of the KSME Conference
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    • 2001.11b
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    • pp.9-13
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    • 2001
  • In the present study, the friction coefficients (Fanning and Moody coefficients) and the Nusselt number is reviewed from an educational point of view. It is discussed that these dimensionless numbers can be treated with two lengh scales. Also, the similarity between the momentum and heat transfer is discussed based on the length scales.

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Behavior of Deformation and Fracture in Friction Welded Materials of STS304 and SM15C (STS304 와 SM15C 이종마찰용접재의 변형 및파괴거동)

  • 오환섭
    • Proceedings of the Korean Society of Machine Tool Engineers Conference
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    • 1996.10a
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    • pp.161-166
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    • 1996
  • In this study behavior of deformation and fracture under static tensile load in friction welded dissimilar materials and necking 0phenomenon occuring at tensile yeilding point were shown. Fibrous zone with view of macroscope and dimple pattren with a view of microscope were observed at shear surface.

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The review and application of UIC 518 standard regarding railway vehicle dynamic performances (철도차량 동적 주행성능 시험 및 인증관련 국제규격 (UIC 518) 고찰 및 적용)

  • Lee Kang-Wun;Park Kil-Bae;Yang Hee-Joo
    • Proceedings of the KSR Conference
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    • 2005.11a
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    • pp.125-130
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    • 2005
  • The railway shall be verified with the view point of dynamic performances before delivering to the Customer and the verification procedure shall be followed the Customer's demands or relevant international standard, UIC 518 (Testing and approval of railway vehicles from the point of view of their dynamic behavior-Safety-Track fatigue-Ride quality). In this paper, verification procedures in UIC 518 and the test results for domestic project are summarized.

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A study on the Characteristics of 'Data Architecture' from the communicational point of view - Focused on WoZoCo by MVRDV - (커뮤니케이션 관점에서 살펴본 '데이터 건축'의 특성 연구 - MVRDV WoZoCo를 중심으로 -)

  • Kim, Eun-Yong;Lim, Kyung-Lan
    • Proceedings of the Korean Institute of Interior Design Conference
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    • 2005.05a
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    • pp.60-63
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    • 2005
  • After 20th century, Data tend to important in a sphere of architecture. In this study such tendency was christened a Data architecture. And The purpose of the study is to define data architecture and to find out of data architecture's merits from a communicational point of view. Above-mentioned Communication means that exchange all kinds of something between each other.

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Patterns Analysis of Outdoor Lighting by the Emotional Design (감성디자인으로 접근한 경관조명의 유형 분석)

  • Park, Byoung-Chul;Choi, An-Seop
    • Proceedings of the Korean Institute of IIIuminating and Electrical Installation Engineers Conference
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    • 2006.05a
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    • pp.180-183
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    • 2006
  • The recognition of emotionality becomes so important that it is called 'emotional consumption society'. The emotional design, which is mostly concerned about users consensus and experiences, is understood from a interactive point of view, human, and space. Today, the emotional design is a new paradigm. From this point of view, this paper, which presents patterns analysis of outdoor lighting by the emotional design, applies expression techniques of the emotional design in Analysis process of outdoor lighting patterns. Also, this paper shows examples at analysis process.

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Research of Aesthetic Distance on the Cinematization of Novel (영화 <우리들의 일그러진 영웅>에 나타난 원작소설과의 미적 거리 연구)

  • Kim, Jong-Wan
    • The Journal of the Korea Contents Association
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    • v.12 no.6
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    • pp.151-159
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    • 2012
  • The purpose of this thesis is to figure out the mechanism that how can be shown the aesthetic distances of novel in the film. At discussion of the view point, novel can be told by two factors which are 'who is teller' and 'who is watcher' but in the film, novel's narration is divided into visual point and auditive point. And I will consider the phenomenon on the part of this difference. Next, I will argue about difference between novel and film from the Park Jongwon's aesthetic distances which interpreted Lee Munyeol's work. This thesis is going to observe that how the film adapted three types of view point and how that related the subject of the original novel. For this thesis, I tried to track 'the distances' between figure and identity, and reader and author. Also I did approach that how can be accepted the problem of 'aesthetic distance according to identity' based on this novel in the film and novel's text by reader. This study make a proposal or analysis to the differences between novels and films in terms of narrative point of view. Although it is shown by dividing into each chapter in novel and on connectivity in film, this paper finds out that both film and novel are shown the subject of reader's difference of the view point about 'author and director's identity'.

Measurement and Modeling of Bubble Points for Binary Mixtures of Carbon Dioxide and N,N-Dimethylformamide (이산화탄소와 디메틸포름아마이드 혼합물의 기포점 측정 및 모델링)

  • Jung, Joon-Young;Lee, Byung-Chul
    • Clean Technology
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    • v.17 no.1
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    • pp.19-24
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    • 2011
  • The bubble point pressures of binary mixtures of carbon dioxide ($CO_2$) and N,N-dimethylformamide (DMF) were measured by using a high-pressure experimental apparatus equipped with a variable-volume view cell, at various $CO_2$ compositions in the range of temperatures above the critical temperature of $CO_2$ and below the critical temperature of DMF. The experimental bubble point pressure data were correlated with the Peng-Robinson equation of state (PR-EOS) to estimate the corresponding dew point compositions at equilibrium with the bubble point compositions. The experimentally measured bubble point pressures gave good agreement with those calculated by the PR-EOS. The variable-volume view cell equipment was verified to be an easy and quick way to measure the bubble point pressures of high-pressure compressible fluid mixtures.

Measurement of Bubble Points of Dimethyl Carbonate and Carbon Dioxide Mixtures (디메틸카보네이트와 이산화탄소 혼합물의 기포점 측정)

  • Ahn, Joon-Yong;Lee, Byung-Chul
    • Applied Chemistry for Engineering
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    • v.20 no.1
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    • pp.94-98
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    • 2009
  • The bubble point pressures of dimethyl carbonate and carbon dioxide mixtures were measured by using a high-pressure experimental apparatus equipped with a variable-volume view cell, at various $CO_2$ compositions in the range of temperatures above the critical temperature of $CO_2$ and below the critical temperature of dimethyl carbonate. The experimental bubble point pressure data were correlated with the Peng-Robinson equation of state (PR-EOS) to estimate the corresponding dew point compositions at equilibrium with the bubble point compositions. The experimentally measured bubble point pressures gave good agreement with those calculated by the PR-EOS. The variable-volume view cell equipment was verified to be an easy and quick way to measure the bubble point pressures of high-pressure compressible fluid mixtures.

Consider the directional hole filling method for virtual view point synthesis (가상 시점 영상 합성을 위한 방향성 고려 홀 채움 방법)

  • Mun, Ji Hun;Ho, Yo Sung
    • Smart Media Journal
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    • v.3 no.4
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    • pp.28-34
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    • 2014
  • Recently the depth-image-based rendering (DIBR) method is usually used in 3D image application filed. Virtual view image is created by using a known view with associated depth map to make a virtual view point which did not taken by the camera. But, disocclusion area occur because the virtual view point is created using a depth image based image 3D warping. To remove those kind of disocclusion region, many hole filling methods are proposed until now. Constant color region searching, horizontal interpolation, horizontal extrapolation, and variational inpainting techniques are proposed as a hole filling methods. But when using those hole filling method some problem occurred. The different types of annoying artifacts are appear in texture region hole filling procedure. In this paper to solve those problem, the multi-directional extrapolation method is newly proposed for efficiency of expanded hole filling performance. The proposed method is efficient when performing hole filling which complex texture background region. Consideration of directionality for hole filling method use the hole neighbor texture pixel value when estimate the hole pixel value. We can check the proposed hole filling method can more efficiently fill the hole region which generated by virtual view synthesis result.