混杂纤维轻骨料混凝土力学性能及抗冻性能试验分析-experimental analysis on mechanical properties and frost resistance of hybrid fiber lightweight aggregate concrete.docxVIP
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混杂纤维轻骨料混凝土力学性能及抗冻性能试验分析-experimental analysis on mechanical properties and frost resistance of hybrid fiber lightweight aggregate concrete
目录1绪论......................................................................11.1纤维混凝土研究概况....................................................11.1.1常见纤维种类及混杂方式..............................................11.1.2碳纤维混凝土研究现状................................................31.1.3聚丙烯纤维混凝土研究现状............................................41.2轻骨料混凝土研究概况..................................................61.3研究意义和目的........................................................71.4本文主要内容..........................................................72试验材料、方案设计及试验方法..............................................92.1试验材料..............................................................92.1.1粗骨料及其基本性能..................................................92.1.2纤维材料及其基本性能................................................92.1.3其他试验材料及其基本性能...........................................102.2试验方案、配合比及仪器...............................................112.2.1试验方案...........................................................112.2.2混凝土配合比设计...................................................112.2.3试验仪器...........................................................112.3成型工艺.............................................................142.4试验内容.............................................................153混杂效应机理简介.........................................................163.1混杂纤维混凝土概述...................................................163.2混凝土中裂缝的扩展模型...............................................163.3纤维增强机理研究.....................................................173.4混杂效应.............................................................204混杂纤维混凝土基本力学性能试验研究.......................................224.1试验概况.............................................................224.1.1试验分组...........................................................224.1.2塌落度测试.........................................................234.2试验结果与分析.......................................................234.2.1立方体抗压强度和劈裂抗拉强度.......................................234.2.2混杂系数定义.
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