温湿度条件耦合作用下的混凝土结构碳化数值分析  

Numerical Simulation of Concrete Carbonation in Temperature and Humidity Conditions

作　　者：王路平[1,2] 

机构地区：[1]中南大学土木建筑学院,湖南长沙410075 [2]机械工业第六设计研究院,河南郑州450000

出　　处：《中国西部科技》2011年第2期17-18,24,共3页Science and Technology of West China

基　　金：交通部西部交通科技项目(200631822302-04);铁道部重大科技项目(2008G031-18);国家自然科学基金重点资助项目(50538070)

摘　　要：本文分析了热传导方程和混凝土碳化方程的相似性,借用以有限元方法为基础的大型通用软件ANSYS中的热分析模块,对混凝土的碳化过程进行了数值仿真分析,分析过程中考虑了混凝土所处的温度和湿度等外界环境的影响,使得结果更加符合实际情况。算例分析证实了本文所用方法的有效性和可行性。The similarity between the carbonation equation and thermal conduct equation was analyzed,and the thermal analysis module of the large general commercial software ANSYS which based on the finite element method was used for making an numerical simulation analysis which is about the carbonation process of concrete.In this numerical simulation analysis,the effect of some environment parameters was taken into account such as temperature and humidity.It made the results more precise.The numerical examples confirmed the efficiency and feasibility of the method.

关 键 词：混凝土 碳化 数值分析 

分 类 号：TU375[建筑科学—结构工程]