典型文献
Service Life Design for Concrete Engineering in Marine Environments of Northern China Based on a Modified Theoretical Model of Chloride Diffusion and Large Datasets of Ocean Parameters
文献摘要:
In this study,through experimental research and an investigation on large datasets of the durability parameters in ocean engineering,the values,ranges,and types of distribution of the durability parame-ters employed for the durability design in ocean engineering in northern China were confirmed.Based on a modified theoretical model of chloride diffusion and the reliability theory,the service lives of concrete structures exposed to the splash,tidal,and underwater zones were calculated.Mixed concrete propor-tions meeting the requirement of a service life of 100 or 120 years were designed,and a cover thickness requirement was proposed.In addition,the effects of the different time-varying relationships of the boundary condition(Cs)and diffusion coefficient(Dr)on the service life were compared;the results showed that the time-varying relationships used in this study(i.e.,Cs continuously increased and then remained stable,and Df continuously decreased and then remained stable)were beneficial for the dura-bility design of concrete structures in marine environment.
文献关键词:
中图分类号:
作者姓名:
Taotao Feng;Hongfa Yu;Yongshan Tan;Haiyan Ma;Mei Xu;Chengjun Yue
作者机构:
Department of Civil and Airport Engineering,Nanjing University of Aeronautics and Astronautics,Nanjing 211106,China;School of Materials Science and Engineering,Southeast University,Nanjing 211189,China;College of Civil Science and Engineering,Yangzhou University,Yangzhou 225127,China
文献出处:
引用格式:
[1]Taotao Feng;Hongfa Yu;Yongshan Tan;Haiyan Ma;Mei Xu;Chengjun Yue-.Service Life Design for Concrete Engineering in Marine Environments of Northern China Based on a Modified Theoretical Model of Chloride Diffusion and Large Datasets of Ocean Parameters)[J].工程(英文),2022(10):123-139
A类:
B类:
Service,Life,Design,Concrete,Engineering,Marine,Environments,Northern,China,Based,Modified,Theoretical,Model,Chloride,Diffusion,Large,Datasets,Ocean,Parameters,In,this,study,through,experimental,research,investigation,large,datasets,durability,parameters,ocean,engineering,values,ranges,types,distribution,employed,northern,were,confirmed,modified,theoretical,model,chloride,diffusion,reliability,theory,service,lives,concrete,structures,exposed,splash,tidal,underwater,zones,calculated,Mixed,propor,meeting,requirement,life,years,designed,cover,thickness,was,proposed,addition,effects,different,varying,relationships,boundary,condition,Cs,coefficient,Dr,compared,results,showed,that,used,continuously,increased,then,remained,stable,Df,decreased,beneficial,marine,environment
AB值:
0.612109
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