New soil abrasion testing method for evaluating the influence of geological parameters of abrasive sandy ground on scraper wear in TBM tunneling

Shao-Hui Tang,Xiao-Ping Zhang,Quan-Sheng Liu,Wei-Qiang Xie,Hao-Jie Wang,Xin-Fang Li,Xin-Yue Zhang

Tunnelling and Underground Space Technology（2022）

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摘要

•• The WHU-SAT tester has been developed to study scraper wear mechanism.•• The influence of soil parameters on scraper wear has been evaluated.•• The optimized solutions have been proposed to alleviate scraper wear.

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关键词

Shield TBM,Scraper wear,Sand abrasivity,Soil parameter

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