| 高性能混凝土早龄期自干燥收缩测量方法的研究 |
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| 引用本文： | 许利惟,郑建岚. 高性能混凝土早龄期自干燥收缩测量方法的研究[J]. 福州大学学报(自然科学版), 2007, 35(5): 725-730 |
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| 作者姓名： | 许利惟 郑建岚 |
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| 作者单位： | 1. 福州大学土木工程学院,福建,福州,350002;福建工程学院土木系,福建,福州,350007
2. 福州大学土木工程学院,福建,福州,350002 |
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| 基金项目： | 国家自然科学基金资助项目(50478003)，福建省科技厅资助项目(2002F007)，福建省教育厅科研资助项目(JA05305) |
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| 摘 要： | 采用一种新测试方法对早龄期高性能混凝土的自干燥收缩进行精确测量.该系统具有非接触式量测、精度高的特点,可用于从混凝土初凝开始变形的测量.试验装置能有效保证试验数据的准确性并实现自动采集,测试结果具有很好的重复性和可靠性,适用于高性能混凝土自干燥变形行为的试验研究分析.
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| 关 键 词： | 高性能混凝土 自干燥收缩 电涡流传感器 测量 |
| 文章编号： | 1000-2243(2007)05-0725-06 |
| 修稿时间： | 2006-10-09 |
Experimental study on self-desiccation shrinkage of early-age high performance concrete |
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| XU Li-wei,ZHENG Jian-lan. Experimental study on self-desiccation shrinkage of early-age high performance concrete[J]. Journal of Fuzhou University(Natural Science Edition), 2007, 35(5): 725-730 |
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| Authors: | XU Li-wei ZHENG Jian-lan |
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| Affiliation: | 1 (1.College of Civil Engineering,Fuzhou University,Fuzhou,Fujian 350002,China;2.Department of Civil Engineering,Fujian University of Technology,Fuzhou,Fujian 350007,China) |
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| Abstract: | One new experimental technique is advanced to measure self-desiccation shrinkage of early-age high performance concrete in this paper.This experimental technique with no need of contact and high precision can measure the deformation of concrete from initial setting.The experimental equipment can guarantee the accuracy of data and gather data automatically,the repetitiveness and dependability of measured results are very well,it is applicable experimental study on self-desiccation shrinkage of early-age high performance concrete. |
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| Keywords: | high performance concrete self-desiccation shrinkage electric eddy current sensor measure ment |
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