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Abstract:
对塔式起重机(简称塔机)向内变幅运动斜拉固支物体进行计算分析,分析出塔机变幅斜拉时臂架下沉刚度系数变化曲线,进而得出塔机斜拉时钢丝绳张力和起重力矩的变化曲线.分析结果表明,塔机向内变幅运动会使钢丝绳张力和起重力矩持续增大,甚至倍增,超出塔机结构或吊装钢丝绳承载范围,且吊装钢丝绳张力增大幅度大于力矩增大幅度.通过塔机斜拉试验,验证了计算和有限元分析的准确性.
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机械制造
ISSN: 1000-4998
CN: 31-1378/TH
Year: 2016
Issue: 12
Volume: 54
Page: 55-58
Cited Count:
SCOPUS Cited Count:
ESI Highly Cited Papers on the List: 0 Unfold All
WanFang Cited Count: -1
Chinese Cited Count:
30 Days PV: 4
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