隧道掘进机技术改造的重要性--《隧道建设》2010年01期

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P@)Q7T8U(yQ HYNK+]0【摘要】:掘进机在设计制造时难以做到尽善尽美,在掘进机使用中一些制约施工的设备问题频繁出现。通过对隧道掘进机施工过程中设备存在的问题进行分析,在此基础上对设备系统进行技术改造,从而达到降低工程成本、减少工序循环时间、提高设备利用率的目的,并以此证明对某些进口设备进行技术改造的重要性和可行性。水利论文5[0gvl8o

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0引言隧道掘进机的采用,促进了我国铁路长大隧道施工技术的发展和进步,在施工中发挥了重大的作用。隧道掘进机是隧道掘进的专用大型设备,集机、电、液、气综合技术于一体,具有切割岩石、输送渣石、初期支护、测量导向、超前地质预报等功能[1]。其工厂化生产模式的主要特点是水利论文0FD*QLw}!g4x

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