| 大体积混凝土施工温度监测及其温度应力分析 |
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| 引用本文： | 叶雯,杨永民.大体积混凝土施工温度监测及其温度应力分析[J].混凝土,2008(9). |
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| 作者姓名： | 叶雯 杨永民 |
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| 作者单位： | 1. 番禺职业技术学院,广东广州,511483
2. 番禺职业技术学院,广东广州,511483;广东省水利水电科学研究院,广东广州,510610 |
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| 摘 要： | 早期混凝土受自身水化温升和外界环境温度的影响易于产生温度裂缝.监测大体积混凝土浇筑过程巾温度的变化是工程检测的重要工作.通过试验室足尺混凝土试验进行混凝土施丁前的温度的观测,南温度结果分析得出适宜的施工工艺.对调整施工工艺后的结构混凝土进行温度观测及温度应力分析表明,调整后的施工工艺明显降低了混凝土的温度及应力,该工程中大体积混凝土温度符合工程的要求和标准.
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| 关 键 词： | 大体积混凝土 温度观测 施工工艺 应力 |
Temperature monitor and temperature stress analysis of big bulk concrete structure |
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| YE Wen,YANG Yong-min.Temperature monitor and temperature stress analysis of big bulk concrete structure[J].Concrete,2008(9). |
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| Authors: | YE Wen YANG Yong-min |
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| Affiliation: | YE Wen 1,YANG Yong-min 1,2(1.Panyu Polytechnic College,Guangzhou 511483,China,2.Guangdong Research Institute of Water Resources , Hydropower,Guangzhou 510610,China) |
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| Abstract: | The early age concrete is easy to crack for hydration heat and environment temperature.Controlling the big structure concrete is an important project of engineer testing.The big volume concrete temperature was taken a temperature monitor test in lab.And through the result,the proper procure was designed.The temperature and temperature stress result show that the effort is good and in according with the order of engineer and standard. |
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| Keywords: | big bulk concrete temperature monitor construction process stress |
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