| 锯齿形连栋塑料温室的力学分析和结构优化 |
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| 引用本文： | 王新忠,陶从炳,陆海燕.锯齿形连栋塑料温室的力学分析和结构优化[J].农机化研究,2011(10). |
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| 作者姓名： | 王新忠 陶从炳 陆海燕 |
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| 作者单位： | 江苏大学江苏省农业装备与智能化高技术研究重点实验室;中国农业机械化科学研究院; |
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| 基金项目： | 江苏省科技支撑计划项目(BE2008323); 昆山市农业科技计划项目(KN1037); 昆山市国际科技合作项目(KZ1011) |
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| 摘 要： | 针对锯齿形连栋塑料温室的安全和经济设计要求,利用结构有限元分析软件,采用齿行法最优准则方法,对连栋塑料温室结构主构件参数进行优化设计。分析结果表明,各结构主要构件的材料强度利用率得到提高,优化设计后连栋塑料温室主立柱、主拱架和副拱架的材料强度利用率比优化前分别提高了23.69%,12.26%和2.57%;温室单位面积平均用钢量由优化前的4.625 2kg/m2降为优化规整后的4.540 6 kg/m2,节省钢材0.084 6 kg/m2,而承载能力得到大幅提高。
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| 关 键 词： | 连栋温室 锯齿形 有限元分析 优化 |
Mechanical Analysis and Optimization of Serrated Multi-span Plastic Greenhouse |
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| Wang Xinzhong,Tao Congbing,Lu Haiyan.Mechanical Analysis and Optimization of Serrated Multi-span Plastic Greenhouse[J].Journal of Agricultural Mechanization Research,2011(10). |
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| Authors: | Wang Xinzhong Tao Congbing Lu Haiyan |
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| Institution: | Wang Xinzhong1,Tao Congbing1,Lu Haiyan2(1.High-tech Key Laboratory of Agricultural Equipment& Intelligentization of Jiangsu Province,Jiangsu University,Zhenjiang 212013,China,2.Chinese Academy of Agricultural Mechanization Sciences,Beijing 100083,China) |
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| Abstract: | To meet the request for the safety and economic design of serrated multi-span plastic greenhouse,this paper,adopting the optimization design theory with finite element analysis software and using zigzag method optimal criteria method,optimizes the design parameters of the main components of the greenhouse.The results show that the main components' utilization of material strength of the structure are improved.After optimal design,the utilization rate of greenhouse's main column,vice-arch and the main arch i... |
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| Keywords: | multi-span greenhouse serrated finite element analysis optimization |
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