| 滨海盐渍土环境中暴露17年的钢筋混凝土桩耐久性分析 |
| |
| 引用本文： | 冷发光,马孝轩,丁威,王晶,周永祥,纪宪坤.滨海盐渍土环境中暴露17年的钢筋混凝土桩耐久性分析[J].建筑结构,2011(11):148-151,144. |
| |
| 作者姓名： | 冷发光 马孝轩 丁威 王晶 周永祥 纪宪坤 |
| |
| 作者单位： | 中国建筑科学研究院建研科技股份有限公司; |
| |
| 基金项目： | 国家“十一五”科技支撑计划课题“高强高性能混凝土应用技术研究”(2008BAE61B05) |
| |
| 摘 要： | 通过外观形貌、腐蚀产物、碳化深度、氯离子含量、硫酸根离子含量等,全面分析了在滨海盐渍土环境中自然暴露17年的钢筋混凝土桩的腐蚀特征,论述了钢筋混凝土材料在滨海盐渍土环境下的腐蚀机理和耐久性的劣化规律。结果表明,不同部位的钢筋混凝土桩的破坏程度、中性化深度、钢筋锈蚀和侵蚀性离子含量分布有着显著不同;混凝土桩发生由表及里的...
|
| 关 键 词： | 滨海盐渍土环境 钢筋混凝土 耐久性 氯离子 硫酸盐 |
Durability analysis of RC piles exposed naturally in coastal saline soil environment for 17 years |
| |
| Leng Faguang,Ma Xiaoxuan,Ding Wei,Wang Jing,Zhou Yongxiang,Ji Xiankun.Durability analysis of RC piles exposed naturally in coastal saline soil environment for 17 years[J].Building Structure,2011(11):148-151,144. |
| |
| Authors: | Leng Faguang Ma Xiaoxuan Ding Wei Wang Jing Zhou Yongxiang Ji Xiankun |
| |
| Affiliation: | Leng Faguang,Ma Xiaoxuan,Ding Wei,Wang Jing,Zhou Yongxiang,Ji Xiankun(CABR Technology Co.,Ltd.,China Academy of Building Research,Beijing 100013,China) |
| |
| Abstract: | According to corrosion results of reinforced concrete piles exposed naturally in coastal saline soil environment for 17 years,corrosion characteristics of the reinforced concrete piles in coastal saline soil environment are analyzed.The deterioration and corrosion mechanism of reinforced concrete are discussed.The results indicate that damage degree,neutralization value,reinforcement corrosion and the distribution of corrosive ions in different parts of reinforced concrete piles are significantly different.... |
| |
| Keywords: | coastal saline soil environment reinforced concrete durability chloride ion sulfate |
| 本文献已被 CNKI 等数据库收录！ |
|
