• Title/Summary/Keyword: The Analysis

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Method for soil-structure dynamic interaction analysis(II) (지반-구조물의 동적 상호작용 해석법(II))

  • 황성춘
    • Proceedings of the Earthquake Engineering Society of Korea Conference
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    • 2001.04a
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    • pp.152-162
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    • 2001
  • Comparison of results from two different methods of soil-structure dynamic interaction analysis is presented. Two methods include transfromed static and seismic response analyes. In seismic response analysis, the difference in result of total stress analysis relative to effective stress analysis is investigated.

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A Study on Job Analysis for the Development of Vocational Education & Training Curriculum for the Environmental field (환경분야 직업교육훈련과정 개발을 위한 직무분석 기초 연구)

Analysis study on tonal structure of ceramic's product -Centering quantitative analysis model- (도자제품의 색체구조의 분석연구 -정량 분석모형을 중심으로-)

  • 손연석
    • Archives of design research
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    • v.13 no.2
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    • pp.45-53
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    • 2000
  • All artists set the arrangement of relative probability subjectively by giving the contrast of color and chroma to give higher probability of some colors in their works and then perform the mechanical assignment. Also the analysis of plastic structure in all areas of design has been made by subjective and qualitative method based on the emotion, intuition and experience of interpreter of design structures and that of color structures was done by the same method. Therefore this study compares and suggests the style characteristics of modern and postmodern design with the object quantitative analysis of color structure by selecting and applying Ilya Chashinik's ceramic dishes as the analysis product of modern design and Jim Melchert's ceramic wall painting as that of postmodern design of 'analysis model of color structure' researched and developed for the quantitative information analysis based on information and communication theory and it is also meaningful in introducing and presenting the analytic procedure and methods centering around quantitative analysis model of color structure analysis.

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Analysis of Ship Collision Behavior of Pile Supported Structure (파일지지 구조물의 선박 충돌거동에 대한 해석)

  • Bae, Yong Gwi;Lee, Seong Lo
    • KSCE Journal of Civil and Environmental Engineering Research
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    • v.28 no.3A
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    • pp.323-330
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    • 2008
  • The ship collision analysis of steel pile group as protection system of bridge in navigable waterways was performed to analyze the structural characteristics of protective structure during ship collision. The analysis encompassed finite element modeling of ship and pile, modeling of material non-linearity, hard impact analysis, displacement-based analysis and soft impact analysis for collision scenarios. Through the analysis of hard impact with a rigid wall, impact load for each collision type of ship bow was estimated. In the displacement-based analysis the estimate of energy which protection system can absorb within its maximum horizontal clearance so as to secure bridge pier from vessel contact during collision was performed. Soft impact analysis for various collision scenarios was conducted and the collision behaviors of vessel and pile-supported protection system were reviewed for the design of protection system. The understanding of the energy dissipation mechanism of pile supported structure and colliding vessel would give us the optimized design of protective structure.

Methods of analysis for buildings with uni-axial and bi-axial asymmetry in regions of lower seismicity

  • Lumantarna, Elisa;Lam, Nelson;Wilson, John
    • Earthquakes and Structures
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    • v.15 no.1
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    • pp.81-95
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    • 2018
  • Most buildings feature core walls (and shear walls) that are placed eccentrically within the building to fulfil architectural requirements. Contemporary earthquake design standards require three dimensional (3D) dynamic analysis to be undertaken to analyse the imposed seismic actions on this type of buildings. A static method of analysis is always appealing to design practitioners because results from the analysis can always be evaluated independently by manual calculation techniques for quality control purposes. However, the equivalent static analysis method (also known as the lateral load method) which involves application of an equivalent static load at a certain distance from the center of mass of the buildings can generate results that contradict with results from dynamic analysis. In this paper the Generalised Force Method of analysis has been introduced for multi-storey buildings. Algebraic expressions have been derived to provide estimates for the edge displacement ratio taking into account the effects of dynamic torsional actions. The Generalised Force Method which is based on static principles has been shown to be able to make accurate estimates of torsional actions in seismic conditions. The method is illustrated by examples of two multi-storey buildings. Importantly, the black box syndrome of a 3D dynamic analysis of the building can be circumvented.