研究了水、氯离子及气体在混凝土中的渗透与扩散的机理，分析了影响混凝土渗透性的主要因素及有待进一步研究的方向，并总结了混凝土渗透性指标的测试方法。
Research mechanism of diffusion and infiltration of concrete, analyze the main influence factor of the concrete permeability and summarized the method of testing of the penetrating index of concrete.
本课题主要研究混凝土在水压法及张力法试验条件下水在混凝土中的渗透行为以及同氯离子扩散系数相关性。
Permeability of concrete and its correlation with chloride ion diffusion coefficient under different test conditions including water pressure method and tension method are studied.
电渗法的实验结果与试件的氯离子有效扩散系数之间具有良好的相关性。
A good relation exists between the results of electro-osmosis testing and effective diffusion coefficients.
混凝土的氯离子扩散系数是预测混凝土中钢筋锈蚀及结构耐久性的重要参数。
The chloride diffusion coefficient of a concrete is an important parameter in predicting the corrosion of steel in a concrete and the durability of the structures.
多组现场实测数据检验表明，建立的考虑荷载影响的氯离子扩散模型是合理的，具有较好的适用性与实用性。
It is shown from the site data test that the chloride diffusion model of reinforced concrete member considering loading effect is reasonable and applicable.
通过大量试验，系统研究了人工砂高性能混凝土的耐久性，对抗渗性、抗冻性、氯离子扩散系数等项目进行了测试。
Through a great deal of experiments, the durability of HPC with artificial sand are studied systematically. Impermeability, freezing resistance and chloride ion diffusion are tested.
建立了考虑氯离子扩散系数空间差异性和时间依赖性的基于可靠度的寿命预测模型。
The life prediction model under chloride ion environment was set up in considering differences in space and time-dependent of the chloride ion diffusion coefficient.
建立了考虑氯离子扩散系数空间差异性和时间依赖性的基于可靠度的寿命预测模型。
The life prediction model under chloride ion environment was set up in considering differences in space and time-dependent of the chloride ion diffusion coefficient.
应用推荐