沿海钢筋混凝土结构Cl-侵蚀数值模拟方法研究

程旭东, 孙连方, 曹志烽, 朱兴吉, 赵立新

Numerical Simulation of Chloride Ion Induced Corrosion of Reinforced Concrete Structures in Marine Environment

CHENG Xudong, SUN Lianfang, CAO Zhifeng, ZHU Xingji, ZHAO Lixin

表2 数值计算相关参数

Table 2 Numerical calculation related parameters

Parameter name Value Initial temperature T0/K 285.35 Initial pore relative humidity h0 0.73 Initial free chloride ion concentration Cc0 / kgm-3 0 The highest temperature in submersion zone Tmax1/K 294.65 The lowest temperature in submersion zone Tmin1/K 280.65 The highest temperature in other zones Tmax2/K 298.65 The lowest temperature in other zones Tmin2/K 271.95 The maximum environmental relative humidity hmax1 0.89 The minimum environmental relative humidity hmin1 0.68 The surface concentration of chloride ion in submersion zone Cc1 / kgm-3 21.94 The surface concentration of chloride ion in atmosphere zone Cc2 / kgm-3 5.47