Therefore, in this thesis, the peak of strain mode curve diagram is used to locate damages.
因此，本文提出了应用应变模态曲线尖峰突起来进行损伤定位的方法。
The strain mode is acquired by analysing the finite element model of the intact and damaged structure.
通过完好结构和有损伤结构的有限元分析。
Based on strain mode shape (SMS), the direct index methods of damage location and degree detection are presented and founded.
提出并建立了损伤位置直接指标法、局域应变模态面积损伤程度直接指标法。
The approaches to identify and locate weld damage in members of steel structure are discussed by using strain mode in this paper.
本文主要采用神经网络方法，依据结构的应变模态理论，对钢结构构件的焊缝损伤的自动识别问题进行了综合的研究。
The strain mode based approach to identify weld damage in members of steel structure automatically is demonstrated in present paper.
研究了基于应变模态的钢结构构件焊缝损伤的自动识别方法。
So the relative changes of first order strain mode before and after damage can be used to diagnosis the damage of frame structure joints.
因此，利用一阶应变振型在损伤前后的相对变化可以对框架结构节点的损伤进行诊断。
Strain mode parameter and mode identification theory originate from mechanical engineering territory. They are used to structure engineering lately.
应变模态参数和模式识别理论来源于机械工程领域，是在最近十来年才引入建筑结构中来的。
The strain mode is sensitive to structural damage, and joint damages of framed structures can be diagnosed successfully using Element End strain mode shift.
应变模态具有对结构损伤敏感的特点，应用结构杆端应变模态，完全可以实现框架结构节点的损伤诊断。
In order to study the effect of elastic modulus e, to the safety factor and slip plane of slope, a numerical model is founded in plane strain mode for homogeneous soil slope.
为了研究弹性模量对边坡安全系数和滑动面的影响，建立均质土坡数值模型，在不同工况下(无锚和有锚)，分别改变弹性模量，分析它与安全系数和滑动面的关系。
This paper deals with how to determine sturctural strain modes theoretically, and the proof for the monotony of the first order strain mode of a cantilever beam has been given.
给出了悬臂梁应变模态的解析解 ，并在此基础上证明了其一阶应变模态的单调性 。
The distinctive working mechanism of HFRP strengthening columns was analyzed, and an ultimate strength mode and a tri-liner stress-strain model were put forward correspondingly.
笔者对此现象进行了机理分析，并提可一出了相应的极限强度计算模型和应力应变三线性模型。
The paper gives a new concept generalized strain energy density (GSED). It is based on the strain mode frequency and mode shape. It is very effective and its physical meaning is clear.
本文基于应变模态的工作，利用应变模态识别得到的振型和频率结果，提出广义应变比能（GSED）的概念。
Based on the elastic theory and the overlapped-form strain mode of the soil, the paper deals with an analytical solution for the load-displacement relationship of non-rigid and rigid DX pullout pile.
基于可反映桩基荷载传递性状的“套叠”式桩周土变形模式和弹性理论，将等直径部分和扩径体部分桩周土分段建立位移方程，推导了桩身带有扩径体的非刚性和刚性DX抗拔桩的荷载-位移关系的解析解。
It was revealed that local strain rate is a key factor that builds a bridge between different tests, different samples and different cracking processes, and dominates fracture mode.
结果表明，在该体系中局部应变速率是联系各种不同断裂过程的纽带，决定着断裂的模式。
There are two kinds of load controlling mode for asphalt mixture fatigue testing-stress controlling mode and strain controlling mode.
沥青混合料疲劳试验的荷载控制模式有应力控制和应变控制两种。
Quantitative analysis shows that the temperature and strain sensitivities or shift direction of resonant wavelength for such a LPFG are dependent on fiber types and coupling mode orders.
定量分析表明谐振波长的温度和轴向应变灵敏度及其变化方向与光纤类型、模式耦合的阶次等因素有关。
By assuming a simple cubic arrangement of the aggregates, the small strain behavior of the junction rubber is analyzed in extensional mode.
假定聚集体为简单的立方体排列，以外延方式分析连接橡胶的小应变行为。
It is shown that strain controlling mode is adequate for asphalt mixtures of asphalt stabilized base course as for fatigue test.
因此，全厚式沥青路面沥青混合料的疲劳试验更适宜采用应变控制的荷载模式。
There are two kinds of load controlling mode for asphalt mixtures fatigue testing:stress controlling mode and strain controlling mode.
沥青混合料疲劳试验的荷载控制模式有应力控制模式和应变控制模式。
According to the stress-strain relation and disposal mode of steel in the tensional region of section from the experimental results of other papers, the design formula is concluded.
利用有关文献试验得到的受拉区纵筋应力应变关系、布置方式等，推导出建议的设计取值公式。
A basket at the front operates as a shopping trolly, while an optional seat and electric power mode takes strain off users when they are less able to walk.
前面的篮子作为购物小车，同时可选座椅和电动模式为不能走路的用户提供便利性。
The approach is based on the assumption that necking mode can be modeled under plane stress conditions and shear localization can be modeled under plane strain conditions.
这种方法是以一种假设为基础的，即可以在平面应力条件下仿照缩颈模式和在平面应变条件下仿照剪切定位，材料是用弹、粘塑性物质构成的仿制品。
Quantitative analysis shows that the temperature and strain sensitivities or shift direction of resonant wavelength for LPFG are dependent on fiber types and coupling mode orders.
定量分析表明谐振波长的温度和轴向应变灵敏度及其变化方向与光纤类型、模式耦合的阶次等因素有关。
The failure process and mode has been observed, and load-displacement curves, cracking and ultimate load, and the strain of longitudinal and transverse steels have been recorded.
试验中，观测了试件的破坏全过程及破坏形态等，记录了荷载—位移滞回曲线、开裂荷载、极限荷载、箍筋和纵筋的应变等数据。
In this paper, we study the function between the coupling ratio of the single mode fused optic fiber coupler and the strain via cantilever.
本文利用悬臂梁对单模熔锥光纤耦合器的耦合比与应变的关系进行了研究。
Vibration measurement and analysis of QTZ80 tower crane is conducted through dynamic strain test and experimental mode analysis. The correctness of theoretical analysis has been proved by the results.
采用动态应变测试和试验模态分析法对QTZ80型塔式起重机进行振动测试和分析，并通过实验结论验证其理论分析的正确性。
The conclusion is that this acoustic anomaly may be interpreted by nonlinear coupling of the elastic strain field to the fluctuation of the soft-mode coordinate.
这种声学反常行为可以用均匀弹性应变场与软模坐标涨落的非线性耦合来解释。
The effect of bond length on bond performance is examined. The failure mode, the FRP strain and bond stress distributions, and the local bond -slip relationship are all discussed.
根据实测应变分布，得到沿粘结长度界面粘结应力分布，并通过计算分析，对局部粘结滑移关系进行了初步探讨。
That transmission rate and the FWHM of the fiber grating FP are very sensitivity for radial strain. But the central wavelength, mode number of the fiber grating FP are insensitivity for radial strain.
发现光纤光栅F P干涉仪的透射率和光谱半宽度对轴向应变十分敏感，而F P腔的中心波长和工作模式却变化较小。
That transmission rate and the FWHM of the fiber grating FP are very sensitivity for radial strain. But the central wavelength, mode number of the fiber grating FP are insensitivity for radial strain.
发现光纤光栅F P干涉仪的透射率和光谱半宽度对轴向应变十分敏感，而F P腔的中心波长和工作模式却变化较小。
应用推荐