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- RESEARCH ON THE METHOD TO CALCULATE THE WHEEL LOAD IN THE PREDESIGN OF ROCK BOLT CRANE GIRDER 岩壁吊车梁轮压荷载的等效计算研究
- rock bolt crane girder 岩壁吊车梁
- Construction of rock bolt crane beam in Baishan pumped storage power 地下厂房岩锚梁的施工
- NUMERICAL EMULATION ANALYSIS OF ROCK BOLT CRANE IN UNDERGROUND POWERHOUSE BEAM DURING CONSTRUCTION AND RUNNING PERIODS 地下厂房岩壁吊车梁施工与运行期全过程数值仿真分析
- Application of kerf and rock bolt in Jinyuan Gold Co., LTD. 切缝加锚杆综合措施在金圆公司的应用。
- This paper presents the principle to be obeyed in design of gantry crane girder for flood discharge section of Three Gorges project,and its alternatives shall be compared. 介绍了三峡水利枢纽泄洪坝段门机大梁设计应遵循的原则和方案的比较选择。
- The rock bolt for superspeed hardening agent sandwich cement cartridge is a simple and valid rock bolt as a support. 超快硬夹心水泥卷锚杆是一种简单有效的支护锚杆。
- Because of construction period,the crane girder is often precast into concrete components in the construction of powerhouse,and is put in place by means of installation and splice. 在水电站厂房工程施工中,因工期需要,经常将吊车梁预制成混凝土构件,然后通过安装拼接的方法就位。
- The paper discussed the sectionalization,the method for finding equation and the drawing of the envelope graph of bending moments of the simple crane girder under the action of crane loads. 论述了在吊车荷载作用下的简支吊车梁的弯矩包络图的分段、方程求法,最后通过实例说明包络图的绘制。
- Under the explosive load,shotcrete and rock bolt support and integral lining structures are usually used for chambers in rock mass. 在爆炸荷载作用下,岩体洞室通常采用喷锚支护结构和整体被复结构。
- Little tremie grouting,systemic rock bolt and horizontal prestressed rock bolt are the most effective reinforcing techniques which have been validated in practice. 而小导管注浆、系统锚杆及水平贯通预应力锚杆是应用最为广泛的3种中夹岩加固技术,并在实践工程中得到有效验证。
- SUN Xue-yi.Grouted rock bolt used in underground engineering in soft surrounding rock or high stress region[J].Journal of China Coal Society,1984,9(2):61-69. [4]孙学毅.;高应力地区和软弱围岩地下工程砂浆锚杆[J]
- Installation of the giant trunk-shaped crane girder 大型箱形吊车梁安装技术
- However , ajoint support of alluvial rock bolt with a double-layer of wire mesh can also besatisfactory in the same type of unfavorable ground conditions , with better economicbenefit . 而在某工程的地下洞室不良地质地段的支护中采用了双层钢筋网同管式锚杆联合支护获得成功，产生了与钢支撑同样的支护效果，并带来了良好的经济效益。
- horizontal stiffness of crane girder 吊车梁水平刚度
- excavation of rock-bolted crane girder 岩壁梁部位开挖
- In combination with the radial deformation equation of brittle wall rock in circular tunnel,the computing model for the axial stress of the grouted rock bolt in ideal brittle wall rock and ... 分析了锚杆应力的分布特征以及影响其应力分布趋势和大小的因素,其中重点对围岩体的剪涨角进行了分析。
- The treatment methods such asthe use of rock bolts and shotcrete are summaried. 同时总结了岩爆防治的有关措施。
- The tentative treatment schemes were put forward to solve the existing problems in prestressed concrete crane girders. 分析了预应力混凝土吊车梁存在的问题,并结合实际情况,对其提出了初步可行的处理方案。
- Ring crane girder design of No.4 Blast furnace of Baogang 包钢4号高炉环形吊车梁的设计
