Disclosed a combined rock-breaking TBM tunneling method in complex strata for realizing three-way force detection, comprising the steps of preparing a combined mechanical-hydraulic rock-breaking cutter head for TBM construction; starting construction; advancing the combined mechanical-hydraulic rock-breaking...
最近日本开发了一种长距离及曲线掘进施工法(Long Distance and Curve Tunneling Method),简称LDC工法。开挖直径为600mm—2000mm。适用于软土、沙质土、砾质土、硬粘土及软岩。采用日本自动测量研究会(Automatic Survey Cooperated Development Association, ASCODE)研制的自动测量仪对掘进全过程进行控制,使整个操作完全...
浅埋暗挖法沿用新奥法 (New Austrian Tunneling Method)基本原理,初次支护按承担全部基本荷载设计,二次模筑衬砌作为安全储备;初次支护和二次衬砌共同承担特殊荷载。应用浅埋暗挖法设计、施工时,同时采用多种辅助工法,超前支护,改善加固围岩,调动部分围岩的自承能力;并采用不同的开挖方法及时支护、封闭成环,使其与围岩...
基本原理浅埋暗挖法沿用新奥法 (New Austrian Tunneling Method)基本原理,初次支护按承担全部基本荷载设计,二次模筑衬砌作为安全储备;初次支护和二次衬砌共同承担特殊荷载。应用浅埋暗挖法设计、施工时,同时采用多种辅助工法,超前支护,改善加固围岩,调动部分围岩的自承能力;并采用不同的开挖方法及时支护、封闭成环,使...
(Wuhan),Wuhan,430074 China) Abstract:In TBM pilot tunnel expand tunneling method,the arrangement of the pilot tunnel has important inf lu— ence on the stability of surrounding rock masses,suppor t and expand excavation.The construction scheme of TBM pi- lot tunnel expa n d excavation method ...
TBM掘进机.pdf,TBM 掘进机 1.TBM 掘进机施工环节 TBM 是英文“Tunnel Boring Machine ”的缩写,中文意思是隧洞掘进机。它具有快速、安全、 高效的显著特点。掘进机在我国甘肃引大入秦和山西万家寨引黄入晋等隧洞工程中相继应用,获 得了很大效益。掘进机虽然技术先进,但是
Key words: water transfer tunnel; engineering geology; TBM tunneling; key technique 0 引 言从 20 世纪 50 年代以来,TBM 掘进技术在世界各国得到了广泛应用。国外已经完成的重大隧洞工程有美国芝加哥蓄水工程、英吉利海峡隧道工程、南非莱索托引水工程等 [1-2] ,其规模和难度均体现出 TBM隧洞工程的最高技术水平...
As a result, it offers a promising method for characterizing complex geological conditions and provides a robust foundation for using the RMR classification system in TBM tunneling in such challenging regions. As explained above, the methodology formulated in this manuscript is based on the TBM ...
In recent years, scholars have conducted a lot of research on the prediction of TBM tunneling parameters [5–7] and have achieved certain results. At present, TBM tunneling parameter prediction methods are mainly summarized into empirical formula method (combined with experiment) [8], theoretical ...
摘要 TBM工法经济技术优势显著,正成为煤矿巷道快速掘进的一种新方法。但由于煤矿特殊的施工环境和复杂地质条件,TBM在煤矿巷道掘进中面临以下技术挑战:(1)煤矿特殊施工环境下TBM装备和矿井系统适应性设计难;(2)煤系软硬复合...展开更多 TBM(Full Face Tunnel Boring Machine) tunneling method has significant economic...