On the basis of broad-band random vibration test on a clamping support in a missile,wavelet packet analysis method was used to obtain the reduced features of structural response signals,which have non-stationary characteristics due to the attachment bolt looseness.
在某导弹支撑座模型宽带随机振动实验的基础上,针对其连接螺栓松动所产生的支撑座结构响应的非平稳特性,采用小波包分析的方法得到缩减的信号特征;然后利用BP神经网络的模式分类功能,进行了螺栓松动程度的损伤识别研究。
Based on the broad-band random vibration test on a clamping support in missiles,this paper investigates the problems on evaluating the attachment bolt looseness in the structure.
本文在某支撑座结构模型宽带随机振动实验的基础上,研究了如何监测连接螺钉组松动故障程度的问题。
In view of the force calculation of a special structure without support restraint which often encounters in the structure design of water conservancy project, this paper mainly probes a simple calculation method with good adaptability, taking culvert and inverted siphon as examples.
针对水利工程设计中常遇到的无支座约束结构内力计算 ,以涵洞倒虹吸工程结构为背景 ,拟探索一种能够在设计中应用的方便快捷的计算方法。
The Analysis of Foundation Displacement Effects and Engineering Application on Membrane Structures;
膜结构支座位移影响分析及工程应用
Quality control of optimization and connection for base-joint of light steel structure
轻钢结构支座节点的优选及连接的质量控制
Application of Isolating Bearing in Long Span Spacing Structures;
抗震支座在大跨度空间结构中的应用
The application of rubber bearing in steel structure corridors
浅析橡胶支座在钢结构通廊中的应用
Influence of Support Restraint on the Fire-Resistant Performance of Grid Structure
网架结构抗火性能受支座约束的影响
Stiffness Analysis of Rubber Plate-support on Large-span Latticed Shell Structure
大跨网壳结构板式橡胶支座刚度分析
The analysis of seat form of a large and single layer net hull structure
某大型单层网壳结构的支座形式分析
You will receive data from dongguan yongjia plastic machinery co., ltd. not only for Frame construction but also for Construction parts.
为您提供关于台座结构、支架制造和构件、结构部分的信息。
a tower-like framework used to support a bridge.
一种像塔一样的架子结构，可用来支撑一座桥。
Analysis on Structural Seismic Reduction with Lead-Rubber Bearings;
铅芯橡胶隔震支座对结构抗震性能的影响分析
The Seismic Isolation Research of Using SMA Thread-rubber Composite Bearing in Steel Frame Structure;
应用SMA丝—橡胶复合支座的钢框架结构隔震研究
The Seismic Response Analysis of Lattice Shell Structures with 3-D Isolated Bearing;
应用三维隔震支座的网壳结构地震响应分析
Research on New SMA Rubber Bearings and Seismic Isolation to Bridge Structures;
新型SMA橡胶支座及在桥梁结构中的隔震研究
Seismic Isolation of Long-Span Spatial Structures Using SMA-Rubber Composite Bearing;
SMA—橡胶复合支座在大跨空间结构中的隔震研究
A Further Discussion on the Internal Force Computation of Statically Indeterminable Construction in Abutment Remove;
支座移动时超静定结构内力计算的进一步讨论
Seismic Behavior Influence of the Connector Damping Support on the Connected Structure
连接体支座处阻尼对连体结构抗震性能的影响
Seismic Analysis of Rubber Plate-support on Large-span Latticed Shell Structure
大跨网壳结构板式橡胶支座抗震性能分析
Effects of Replacing the Bearings of Urban Railway Viaduct on the Track Structure
城市轨道桥梁更换支座对轨道结构影响分析