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本文通过对三向应力混凝土结构特点的简单分析,指出核心采用自应力混凝土能够提高构件的承载能力;介绍了混凝土膨胀剂在三向应力混凝土中的应用情况和施工中应该注意的事项。
In this paper, through simple analysis of the characteristics of three-directional stress concrete structure, it is pointed out that the core using self-stressing concrete can improve the bearing capacity of components. The application of concrete expansion agent in three-direction stress concrete and the matters needing attention during construction are introduced.