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author:

柳柏魁 (柳柏魁.) [1] | 禹杰 (禹杰.) [2]

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CQVIP

Abstract:

以某厂LD20-23.05A3D电动单梁桥式起重机为研究对象,采用试验与仿真计算相结合的方式来分析桥式起重机主梁的静挠度;结果表明,实测值与仿真结果均小于起重机安全标准,而且两者误差较小,验证了仿真计算的准确性.通过模拟起升额定载荷以及起升1.25倍额定载荷,对主梁的强度进行有限元分析;结果表明,起重机主梁的最大Mis-es等效应力值均小于材料的屈服强度,不会发生永久性变形.基于仿真分析结果,寻找主梁的结构的薄弱点,并通过适当增加工字钢和加强钢板的厚度,达到提高起重机刚度、改善局部受力的目的.

Keyword:

仿真 强度 桥式起重机 静挠度

Community:

  • [ 1 ] 福建省特种设备检验研究院漳州分院,福建漳州363000
  • [ 2 ] 福州大学,福建福州350000

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Source :

机电技术

ISSN: 1672-4801

Year: 2019

Issue: 3

Volume: 0

Page: 47-49

Cited Count:

WoS CC Cited Count:

SCOPUS Cited Count:

ESI Highly Cited Papers on the List: 0 Unfold All

WanFang Cited Count:

Chinese Cited Count: -1

30 Days PV: 2

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