• Title/Summary/Keyword: artificial incoming-salt generator

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The Relationship between Amount of Chloride in Atmosphere and Attached Amount of Chloride of Architectural Material (대기 중 염분량과 건축 재료별 부착 염분량과의 관계)

  • Cho, Gyu-Hwan;Lee, Young-Jun;Lee, Hae-Seung;Hwang, Jong-Uk;Park, Dong-Cheon
    • Proceedings of the Korean Institute of Building Construction Conference
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    • 2013.05a
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    • pp.98-99
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    • 2013
  • The amount of surface chlorides of architectural structure in incoming salt environment depends on the characteristics of distribution of incoming salt in atmosphere. Therefore, many researches are being conducted on deducting the correlation between incoming salt amount attached to the surface of real structure and that of atmosphere after quantitative measurement. However, in real environment, these studies are somewhat far fetched. That is because incoming salt in atmosphere are changed by various climatic conditions and in the case of the structures surface, attached incoming salt may be carried away due to the rainfall. Therefore, this study aims to draw an improved proportional relation between the amount of sodium chloride in atmosphere and that attached to the surface of architectural structures by measuring the amount attached to each architectural material using artificial incoming salt generator that can control various climatic variables that can be caused in real environment.

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A Proposal of Analysis Modeling on the Transfer and Adhesion of Incoming Salt to RC Structure (비래염분 전송 및 RC조 구조물 부착과정에 관한 분석 모델링 제안)

  • Cho, Gyu-Hwan;Kim, Woo-Jae;Ahn, Jae-Cheol;Park, Dong-Cheon
    • Proceedings of the Korean Institute of Building Construction Conference
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    • 2012.05a
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    • pp.91-92
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    • 2012
  • RC structure which is located at shoreline has more serious damages compared with inland structure, because it is directly exposed to chlorine ion which is called incoming salt. In the transmission of incoming salt, differences in transmitted volume of incoming salts could occur according to the influences of local shoreline topography which includes surrounding weather conditions, types of building placements, obstacles of wind tunnel etc. And therefore, for the application of boundary conditions for durable offshore structure design against the salt attack, comparative analysis through wind tunnel test and fluid value simulation are executed in order to investigate the moving and adhesion process of incoming salt to offshore structure.

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