Effect of a preload force on anchor system frequency

• 作 者: Aihong Lu Jinhai Xu Haishun Li
• 机 构: StateKeyLaboratoryofGeomechanics&,DeepUndergroundEngineering,SchoolofMechanicsandCivilEngineering
• 出 处: 矿业科学技术学报：英文版
• 发表日期: 2013年1期
• 基金项目: The study was conducted wish the financial support from the National Basic Research Program of China，the China Postdoctoral Science Foundation，the State Key Laboratory of Coal Resources and Mine Safet

The interrelationship between preload forces and natural frequencies of anchors was obtained from the structure of an anchor and its mechanical characteristics. We established a numerical model for the dynamic analysis of a bolt support system taking into