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刮渣斗与紧邻滚刀夹角对滚刀磨损影响研究

ZHOU Jianjun,ZHAI Qianzhi, MA Li, WANG Liming, LI Hongbo, ZHAO Hailei

Tunnel Construction(2021)

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Abstract
针对新疆某输水工程所用的多种TBM刀盘,为研究不同刀盘在掘进过程中滚刀磨损差异,从现场2台TBM(4#和5#)滚刀实测磨损数据入手,利用数值归纳方法研究了刮渣斗数量、刮渣斗与紧邻滚刀夹角对滚刀磨损的影响.通过向量分析方法得到以下结论:1)刮渣斗的布设数量对滚刀磨损的影响较为显著,刮渣斗布设多的滚刀磨损较小,刀盘设计时应多布设刮渣斗.2)滚刀应尽量布设在紧邻前方刮渣斗处.3)相邻刮渣斗之间布设多把滚刀时,应确保外侧滚刀紧邻前方刮渣斗布设.
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