厚长混凝土筏板降温阶段温度收缩应力的计算及其实例  

A Computation Method of Thermal Shrinkage Stress of Long Think Raft in the Drop of Temperature

作　　者：林颖孜[1] 

机构地区：[1]福建省建筑设计研究院,350001

出　　处：《福建建设科技》2003年第3期20-21,23,共3页Fujian Construction Science & Technology

摘　　要：介绍了高层建筑厚长混凝土基础筏板在水泥水化热降温阶段中,求解温度收缩应力的计算方法,并以泉府大第工程为实例,阐明其具体的设计及实用计算方法。In this paper a computation method is introduced to analyze the cement thermal shrinkage stress in the drop of temperature caused by hydration heat for long thick concrete raft foundation of high- rise building. Based on Quanfu Building project, the detail design and practical computational method is also dicussed.

关 键 词：厚长筏板 水化热 温度 收缩应力 当量温差 高层建筑 水泥 混凝土基础 

分 类 号：TU974[建筑科学—建筑技术科学]