Detection of offshore platform structure crack based on frequency response function;
基于频率响应函数的海洋平台结构损伤检测
Conventional methods using frequency response functions are effective to detect single damage, but are difficult to identify multiple damage locations and extents.
为了解决结构的多损伤位置识别和损伤程度的判定问题,将不完备的频率响应函数应用于结构的损伤检测研究,并提出了一种两阶段的损伤识别方法。
Considering that frequency response function can entirely present the essential character of underlying system, when the operating condition is varied, the change in frequency response can be utilized to realize the effective model matching and proper switching for multi-model system, which provides a novel strategy to solve switching control pro.
该算法利用频率响应函数以及系统工况变化后频率响应上的特征,实现多模型系统的模型有效匹配与合理切换。
Taking mass ration,natural frequency ration and damping ration as parameters,the module of complex frequency response function are calculated.
以上、下部分的质量比、频率比和阻尼比等参数,计算了复频响应函数模值的变化曲线,分析了这些动力学参数对隔震系统减震效果的影响。
Taking mass ratio,natural frequency ratio and damping ratio as parameters,the module of complex frequency response function are calculated.
以上、下部分的质量比μ、频率比β和阻尼比等参数,计算了复频响应函数模值的变化曲线,分析了这些动力学参数对隔震系统减震效果的影响。
Structural Damage Identification Based on SFRF Curvature
基于应变频响函数曲率的结构损伤识别
An Effective Method to Measure Accurately the Frequency Response Function of a Test System with Amplitude and Phase Errors
测量系统存在幅值和相位误差时准确测量频率响应函数的方法
A Novel Method for Locating Rub-Impacts in Rotor Systems Using a Nonlinear Output Frequency Response Functions
基于非线性输出频率响应函数的转子系统碰摩故障的定位方法研究
Structural Damage Identification Based on SFRF Curvature
基于应变频响函数曲率的结构损伤识别
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零功率反应堆响应函数
The Normalized Amplitude Ratio Function Applied in Frequency-domain CSEM
归一化比例函数在频率域CSEM中的应用
double frequency spectral density functio
双重频率谱密度函数
The frequency response function includes an aerodynamic transfer function.
频率的主函数包括主动力传递函数。
The frequency response of recording devices is a function of the relative speed of the recording medium past the head.
记录设备的频率响应是上述记录媒质经过磁头的相对运动速度的函数。
Time-Frequency Analysis Based on Bi-directional Gaussian Kernel and Its Application in Instantaneous Frequency Estimation
双向高斯核函数时频分布及在瞬时频率估计中的应用
Complex Frequency-response Function of the Dam on the Viscoelastic Half-plane Foundation
半无限粘弹性地基上坝体的复频响应函数
Finite Element Model Updating and Application Study Based on the Frequency Response Function;
基于频响函数的有限元模型修正及其应用研究
Test Study on Structural Damage Detection Using Frequency Response Functions
频响函数在结构损伤检测中应用的试验研究
frequency response characteristics
频率响应特性（图）
Analysis of PSF and image sampling frequency and quantization precision on edge location
点扩展函数与采样频率及量化精度对图像边缘的影响分析
reactivity to power transfer function
反应性对功率传递函数
The doppler frequency is a function of the two scattering directions.
多普勒频率是两个散射方向的函数。
Efficient Calculation of 3D Frequency-domain Green Functions
三维频域格林函数的高效率计算方法
Frequency Transition Function Construction Algorithm of Differential Frequency Hopping System
一种差分跳频系统频率转移函数构造算法
