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《工程(英文)》 >> 2017年 第3卷 第6期 doi: 10.1016/j.eng.2017.12.002

异形掘进机设计制造关键技术研究及工程应用

China Railway Hi-Tech Industry Corporation Limited, Beijing 100070, China

发布日期: 2017-12-30

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摘要

随着地下空间开发进程的加快,越来越多的大型掘进机(TBM)应用于地下工程开挖。目前,常规TBM 已无法完全满足地下工程对断面形式和空间利用率的追求,异形TBM 成为理想断面开挖设备成为市场新的增长点。本文首先介绍了异形TBM 的技术特点及发展现状,然后结合典型工程与工法创新,针对矩形顶管和马蹄形TBM 开展了盾体结构设计优化、多刀盘联合开挖、异形管片拼装、黄土地层渣土改良等多项关键技术研究,为异形断面TBM 的设计、制造和施工提供了一套可行的解决方案。相关工程实践表明,采用针对性设计、制造的异形TBM,在施工进度、地表沉降控制和空间利用等方面具有巨大优势。

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