location: Current position: Home >> Scientific Research >> Paper Publications

一种简易拉索疲劳试验装置的试制与应用

Hits:

Indexed by:Journal Papers

Date of Publication:2019-01-01

Journal:实验科学与技术

Volume:17

Issue:5

Page Number:116-119,134

ISSN No.:1672-4550

Key Words:桥梁 拉索 疲劳 试验机

Abstract:为了适应现代桥梁大跨度高承载力的需求,桥梁所用拉索规格逐渐增大.进行疲劳试验的拉索试件直径的增加,对拉索试验机吨位有更高的要求.文中从实际需求出发,设计拉索疲劳实验装置,该装置是先通过千斤顶对大吨位拉索施加初始静载,再通过小吨位作动器对拉索施加应力幅值的方式进行试验,该装置的研制节省了设备总体的造价、节约了运营阶段耗能成本、提高了疲劳试验的效率.

Pre One:Fatigue Damage Evaluation of Pile-Supported Bridges under Stochastic Ice Loads

Next One:Damage constitutive model of concrete under repeated load after seawater freeze-thaw cycles