Segment lining crack disease treatment in the shield tunnel;
盾构隧道管片衬砌裂纹病害整治技术
Simulation on relaxation effect of vertical earth pressure for shield tunnels by particle flow code;
盾构隧道垂直土压力松动效应的颗粒流模拟
Grope for shield tunnel construction induced ground maximal settlement;
盾构隧道施工引起地面最大沉降探索
Probe into construction method for connecting tunnel between two shield tunnels;
采用矿山法构筑区间盾构隧道渡线段的方案探讨
Taking the shield tunnels which go through adjacently the piled foundation of a building of 7 storeys for example,a two-dimensional numerical calculating model is established by using the finite ele- ment code RFPA~(2D).
以盾构隧道穿越7层楼房桩基为例,利用RFPA2D有限元程序,建立二维平面计算模型,针对不同排桩情况考虑桩底载荷和桩侧载荷作用下桩的水平、竖直位移和桩身的应力变化,得到隧道穿越桩基时对桩的扰动,与规范法的结果较为一致,证明了有限元分析方法的可行性和可靠性。
Methods for estimating subsurface ground movements induced by shield tunneling
盾构隧道施工引起地表下土体变位的分析评估
Since the important contribution of the foamed soil in preventing the seepage damage and stabilizing the shield tunneling face, a new foam generator is developed and a series of experiments are conducted for foam modified soils in t.
鉴于泡沫剂改良渣土是盾构隧道施工中维护开挖面稳定及控制地层渗害的极端重要性,研制了一种新型泡沫剂发泡装置,进行了泡沫剂改良地层的系列实验研究,获得了泡沫剂对粘性土和砂土的渗透性影响、流动性影响的实验规律,可为盾构施工中开挖面稳定性与渗害控制提供重要依据。
Based on the analysis of the mechanism of synchronous grouting in shield tunneling,the grouting pressure and grouting volume are studied by the methods of theoretic analysis and calculation.
在分析盾构隧道盾尾同步注浆的作用机理的基础上,采用理论分析及计算的方法,重点对同步注浆的注浆压力和注浆量进行了分析和研究。
Where a shield-driven tunnel is constructed underneath a pipe culvert,the GPS technology is applied in the horizontal deformation monitoring so as to provide horizontal displacement parameters for the boring of the shield machine,through which the pattern of the horizontal deformation of the pipe culvert resulting from the boring of the shield machine is obtained.
利用GPS技术进行盾构隧道下穿管涵施工水平变形跟踪监测,为盾构的推进提供水平位移参数,得到管涵受盾构隧道推进引起的水平变形规律;通过现场数据采集提出了影响GPS数据采集质量的因素;通过合理设置2个基准点,解决了测得的位移数据转换到实际需要方向上位移的问题,成功将GPS技术应用在水平位移监测中。
Jointed segmental concrete lining is the main bearing component of the shield-driven tunnel; its structural properties directly affect the safety of tunnel.
拼装衬砌是盾构隧道主要承重结构,其受力性能的好坏直接影响到隧道安全,因此,正确分析拼装衬砌的受力特征,对于衬砌的合理设计非常重要。
Recently, the shield-driven tunnel has been constructed in the soft soil of cities, which bring forward some new problems at the same time.
通过数值模拟，比较了盾构在小半径曲线上的盾尾间隙与直线上的差异，并从地层位移、塑性区范围、管片内力三个方面详细分析了小半径盾构隧道受力特征。
Tunneling Techniques of Open Cut in close quarters for Step Over a Existing Shield Tunneling
明挖法隧道近距离跨越既有盾构隧道施工技术
Study on seismic responses of connectional passages for a shield tunnel
盾构隧道联络通道地震响应规律研究
Study on Environmental Effects and Structural Performance of Shield Tunnel;
盾构隧道的环境效应及结构性能研究
Shield Tunneling Influence on Strip Foundation Frame Structure
盾构隧道穿越条基框架结构影响研究
Safety Evaluation for Existing Shield Tunnel Lining Structure
既有盾构隧道衬砌结构的安全性评估
Study on Data Organization and Management of Digital Shield Tunnel;
数字化盾构隧道数据组织及管理研究
Seismic Response and Dynamic Reliability Analysis of Shield Tunnel;
盾构隧道地震响应及动力可靠度分析
Study on Relaxation Effect of Vertical Soil Pressure for Shield Tunnel;
盾构隧道垂直土压力松动效应的研究
Study on Influencing Factors of Transverse Seismic Response of Shield Tunnel;
盾构隧道横向地震反应影响因素分析
Study on Mechanical Model of Shield Tunnel Lining Structure with Cracks
带裂缝的盾构隧道衬砌力学模型研究
Integrated Earthing Design Schema for Open-digged and Shield-digged Tunnel
明挖、盾构隧道综合接地设计方案研究
Study on the Longitudinal Anti-bending Capacity of Nanjing Cross-river Shield Tunnel
南京越江盾构隧道纵向抗弯能力研究
Research on the Calculation Model of Stagger-jointed Segmental Linings of Shield Tunnel
盾构隧道错缝拼装衬砌计算模型研究
Study of the Segment Internal Force during the Construction of Shield Tunnel
盾构隧道施工过程中管片内力的研究
Waterproofing and sealing of shield tail and sealing grease
盾构法隧道的盾尾防水密封与盾尾密封油脂
Prevention on Shield Leakage for Shield Machine with Large Diameter in Long Distance Cross-river Tunnel Construction
大直径长距离过江隧道盾构机盾尾泄漏的防治
Prevention and Control of Water and Sand Gushing at Shield Tail Seal during Shield Tunneling
盾构法隧道掘进中盾尾密封涌水涌砂防治技术
Feasibility Analysis of Shield Driving Method Used in Interzone Tunnel in Chengdu Metro;
成都地铁区间隧道盾构法可行性分析