闸墩温度应力仿真分析
Water Resources & Hydropower of Northeast China(2006)
Abstract
利用ANSYS软件三维有限元法进行了闸墩的浇筑过程的瞬态温度场和应力场仿真分析,分析中考虑了外界气温条件和水化热释放,弹模、徐变等热力学和物理力学参数随龄期变化和分层浇筑对闸墩温度应力的影响,得出了混凝土内部由于水化热作用温升温降过快和气温骤降是闸墩出现裂缝的两个根本原因。
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