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自然保护和当地的EPB出资帮助他们组织了。The Nature Conservancy and county EPB funded and helped organize it.

由于建立土压平衡盾构系统的机理模型比较困难。It is difficult to establish the mechanism model of shield EPB system directly.

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本文的研究工作对于土压平衡式盾构机刀盘参数的适应性设计具有指导意义。The study of this paper makes a great sense to the adaptive research of the cutterhead for EPB.

研究有助于复合式土压平衡盾构刀盘的设计、施工的决策与控制。The results will be useful for cutter head design and construction by composite EPB shield in China.

同时,对盾构法施工与土木工程接口结合自身体会做了分析。The thesis, with its discuss and study of the aspect, makes reference for future EPB shield driven construction.

土压平衡盾构在富水地层掘进中常会发生喷涌问题并产生不良后果,以广州地铁6号线的区间隧道工程为实例进行论证。Water gushing occurred during the EPB shield driving in water-soaked ground in the running tunnel of Guangzhou metro Line 6.

新的创新包括EPM超高压封轴,配浆机的应用及20寸刀具寿命的再次延长。New innovations include very high-pressure seals for EPB and slurry machine applications and 20" cutters for yet again longer life."

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如果实例1中的NMR获得了指向端点epB的消息,它可以在实例2或实例3之间选择路由。When the NMR in Instance-1 is presented with a message addressed to endpoint epB it has a choice to route between Instance-2 or Instance-3.

此外,实验中心还是国家环境保护总局和北京市环境保护局授权的汽车尾气排放检测机构。Besides, the experiment center of BARI had accredited by SEPA and EPB of Beijing as a test unit doing trail gas emission test from vehicles.

因此研究如何提高盾构EPB系统的性能具有重要的工程意义。We expect to find out how to improve performances of EPB system through researches on the electro-hydraulic simulation system of EPB system.

离散单元法模拟盾构密封舱土压力系统工作过程的首要内容是改性土的模拟。The first problem for DEM to simulate the work process of the chamber system of the EPB shield machine is the modeling of the conditioned sands.

盾构管片在地面上拼装成环后再吊下组装是此前没有见诸报道的新工艺。A new technique is practiced in the EPB shield tunneling construction, which erected the ring in whole on the ground and then hung the ring down to the tunnel.

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土压平衡盾构机的安全掘进施工主要依赖于盾构机刀盘与土体的相互作用,使得地表的变形得到有效控制。Successful EPB tunneling strongly depends on the interaction between soils and the tunneling shield, which makes ground surface deformation effectively control.

模拟试验表明,这种基于液压恒压网络的盾构土压平衡系统的响应速度和抗干扰能力明显优于传统的泵控马达式盾构土压平衡系统。Simulation test results show that response speed and anti-interference performance of such kind of EPB system are much better than those of pump-controlled EPB system.

无驻煞车踏板或手拉柄,降低撞击时驾驶脚部伤害与增加车室空间运用。Without foot pedal or hand brake lever, the EPB system can reduce foot injuries in frontal impact accidents and add more design flexibility for the passenger compartment.

建立出土率与密封舱压力变化率的数学关系,为盾构掘进密封舱压力控制提供参考模型。The function of discharge rate and the changing rate of the chamber pressure is established, which provides the reference model of chamber pressure control for EPB machine tunneling.

流体输送系统用于盾构机的润滑、密封、填充以及碴土改良,是盾构机中的重要系统。Fluid conveying system, which is applied in the lubrication, sealing, backfilling and ground conditioning of EPB shield machines, is one of the important systems of EPB shield machines.

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本文以成都地铁工程为背景,研究了土压平衡盾构在富水砂卵石地层中进行带压换刀的可行性和技术。Taking Chengdu subway engineering background, this article study the feasibility and technology of replacing cutting-tool in pressure of EPB shield in water-rich and pebbly sand stratum.

多次带压换刀的成功经验表明,富水砂卵石地层土压平衡盾构带压换刀是安全可行的。Many successful experience of replacing cutting-tool with pressure shows that, replacing cutting-tool in pressure of EPB shield in water-rich and pebbly sand stratum is safe and feasible.

根据这些要求,阐述了某加泥式土压平衡盾构机的基本设备参数,并对其功能进行了分析,同时对设备配置中的顶推力参数进行了示例性检算。In the paper, the parameters of the basic equipment of a mudding-type EPB shield machine is presented, the functions of the equipment are analyzed and the thrust force parameters are verified.