摘要 关键词］整体移位；滚动摩擦系数；现场实验；牵引力；顶推力 [gap=782]ywords:integer shift; rolling friction coefficient; locate experiment; traction; jacking force
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total jacking force 总张拉力
closure jacking-force 合龙顶推力
closure jacking force 合拢顶推力
jacking force calculation 顶力计算
analysis on jacking force 顶力分析
correction of jacking force 顶力修正
Design allowed jacking force 设计允许顶力
Theoretically, the jacking force can be enhanced arbitrarily, so the jacking distance can reach arbitrary length.
从理论上讲,千斤顶的顶力可以任意提高,从而也能达到任意长度的推顶距离。
参考来源 - 顶管工程施工中关键性技术环节的控制Assuming the soil at the front of loaded wall is at active state,formulas for the maximal earth counterforce and permitted jacking force of working shaft are obtained.
考虑前壁土体达到主动状态，得到工作井最大土体反力和允许顶力的计算公式。
参考来源 - 期刊学术社区·2,447,543篇论文数据，部分数据来源于NoteExpress
From the technology of reducing friction slurry and the relay jacks, the jacking force of long pipe jacking has been analyzed.
从触变泥浆减摩技术和中继接力技术两个方面对超长距离顶管施工中的顶推力进行了研究。
The jacking force has apparent effects on displacement and stress distribution of segments, and it is the most adverse load case during construction stage.
千斤顶顶力对施工阶段管片的位移、应力有明显的影响，千斤顶顶力作用是管片在施工状态下最不利的工况。
Then considering the friction forces on the well sides and well bottom, the permissible jacking force was calculated through the horizontal forces balance of the whole working well.
考虑了沉井底部和侧壁的摩阻力，由沉井整体水平向受力平衡计算允许顶力。
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