نتایج جستجو برای: cable bolt

تعداد نتایج: 14706  

Journal: :Physical review. E 2017
Erick J López-Sánchez Juan M Romero

The cable equation describes the voltage in a straight cylindrical cable, and this model has been employed to model electrical potential in dendrites and axons. However, sometimes this equation might give incorrect predictions for some realistic geometries, in particular when the radius of the cable changes significantly. Cables with a nonconstant radius are important for some phenomena, for ex...

Journal: :Journal of High Energy Physics 2014

Journal: :Concrete Journal 1981

2009
Robert Neuman

This paper presents an overview of the creative process and the technical challenges involved in the creation of the digital 3D presentation of the film Bolt, by Walt Disney Animation Studios.

Journal: :Geofluids 2022

Based on the phenomenon of serious tensile-shear failure bolts and cables, domestic foreign scholars’ research mechanical properties cables has gradually changed from pure tensile to performance. To reduce long-term bolt cable breakage accidents in deep soft rock tunnels coal mines, we independently developed a new type support material—anchor with C-shaped tube corresponding test system. The s...

Journal: :Shock and Vibration 2021

In order to solve the problem of safe and rapid excavation support roadway with large section extra-thick top coal under complex geological conditions, deformation mechanism control are analyzed by means field investigation, numerical simulation, theoretical analysis, practice, taking 2203 transportation a mine in Shanxi Province as engineering background. The results show following: (1) concen...

Journal: :Journal of Civil Structural Health Monitoring 2021

Abstract Maintenance of wind turbine towers is currently a manual process that requires visual inspection and bolt tightening yearly. This costly to energy companies its necessity not well-defined. In this study, two Rayleigh-based distributed fiber optic sensing technologies are evaluated compared for their ability monitor the dynamic structural behavior model tower subject free forced vibrati...

2012
Weifeng Wang Guoqing Huang Xianwei Zeng

The nearly 21-year-old Jiujiang Bridge, which is suffering from uneven line shape, constant great downwarping of the main beam and cracking of the box girder, needs reinforcement and cable adjustment. It has undergone cable adjustment for twice with incomplete data. Therefore, the initial internal force state of the Jiujiang Bridge is identified as the key for the cable adjustment project. Base...

Journal: :Mathematical Problems in Engineering 2022

Mineral resources are one of the main energy sources used in industrial production. While economy is going up, mining coal mines and other mineral has also intensified. With deepening mining, difficulty increased. In order to ensure safe production relevant enterprises, it necessary vigorously apply supporting technology excavation reduce occurrence accidents area. Based on this, this paper, ba...

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