tunnelling machine

Simulation Analysis of Earth Pressure Control in Closing Chamber for EPB Shield Tunnelling Machine

底面铺板箱形舱口盖土压平衡式盾构机土舱压力控制仿真分析

A thrust hydraulic system of shield tunnelling machine integration of pressure and flow control was designed.

设计了一种基于压力流量复合控制的盾构推进液压系统。

A massive rock fall trapped the men as they operated a tunnelling machine.

这些工人在操作隧道挖掘机时被大量的落石困住了。

Aiming at the design requirements of shield tunnelling machine for simulator test rig, hydraulic systems of shield were designed and manufactured by applying electro-hydraulic proportional control technology, which included thrust hydraulic system, screw conveyor hydraulic system and cutting wheel drive hydraulic system.

针对盾构掘进机模拟试验台的设计要求，采用电液比例控制技术设计制造了盾构掘进机液压系统，包括推进液压系统，螺旋输送机液压系统以及刀盘驱动液压系统。

PLC Control of Thrust Hydraulic System for Shield Tunnelling Machine

盾构推进液压系统的PLC控制

There are mainly two kinds of roadheader: Tunnelling Boom Machine ( TBM ) and partial-size tunneling machine.

掘进机按照对于巷道断面的作用方式可划分为两种: 全断面 掘进 机和部分 断面 掘进机.

A massive rock fall trapped the men as they operated a tunnelling machine

这些工人在操作隧道挖掘机时被大量的落石困住了。

A massive rock fall trapped the men as they operated a tunnelling machine...

这些工人在操作隧道挖掘机时被大量的落石困住了。

Finally, by a comparative analysis of the surrounding rock deformation and dynamic response of the construction of soft rock tunnel by tunnelling machine and blasting, then the best parking line tunnel excavating scheme is put forward: the combination of tunnelling machine and blasting method.

最后，将软岩隧道在掘进机施工与爆破施工下的围岩变形及力学响应进行对比分析，进而拟定标准单线隧道采用掘进机与爆破相结合的施工方案，并进行了施工效应的预测。