国家装修标准：EPS材料力学性能测试及装饰构件数值仿真.pdf

学兔兔 第 16卷第4期 建 筑 材 料 学 报 Vo1．16，No．4 2013年8月 joURNAI OF BUILDING MATERIALS Aug．，2013 文章编号：1007—9629(2013)04—0637—06 EPS材料力学性能测试及装饰构件数值仿真 孙立国 ， 杜成斌 ， 王大鹏 (1．河海大学力学与材料学院，江苏南京210098；2．南京巽泽装饰工程有限公司，江苏南京210098) 摘要：对组成EPS(聚苯乙烯)装饰线条构件的EPS材料进行抗拉、抗压和抗折试验，得到其基本力 学性能参数．在此基础上对典型EPS装饰线条构件进行了非线性有限元分析，计算出该构件的极 限承载力，与现场试验获得的极限承载力进行对比后发现二者一致．结果表明：基于材料力学性能 参数试验结果的EPS装饰线条构件有限元模型可以替代原型试验． 关键词：聚苯乙烯装饰线条；性能试验；非线性有限元 中图分类号：TU973 ．2 文献标志码：A doi：lO．3969／j．issn．1007—9629．2013．04．015 Mechanical Analysis and Numerical Simulation of EPS Exterior Decorative Element SUN Li—guo ． DU Cheng—bin 。 WANG Da—peng (1。College of Mechanics and Material，Hohai University，Nanjing 210098，China； 2．Nanjing Xun-ze Decoration Engineering Co．，Ltd．，Nanjing 2 10098，China) Abstract：Experimental studies cover the tension，compressive and bending tests of expanded polystyrene (EPS)foam material thM was used to constitute EPS decorative line component．The basic parameters of mechanics were thereby obtained．Based on these parameters，the nonlinear finite element methods were a— dopted to analyze the EPS decorative line component．The ultimate carrying capability of the component obtained by the numerical simulation was quite identical with that obtained by the experimental method． Therefore，it is reasonable to analyze the mechanics performance of EPS decorative line component by the numerical simulation with experimental material parameter instead of physical prototype test． Key words：expanded polystyrene(EPS)decorative line component；performance test；nonlinear finite ele— m Pnt 随着建材工