1) moving and measurement shelf for single free degree
单自由度移测架
1.
This paper introduces a kind of moving and measurement shelf for single free degree used to test and correct fluid field of wind tunnel.
介绍一种用于风洞流场校测的单自由度移测架及其控制系统,该系统可以自动控制测量风洞流场截面上下各点的流场。
2) single freedom
单自由度
1.
Stiffness and damping relationship between single freedom magnetic ball system and spring-damping system on experiments were set up.
以单自由度磁悬浮小球系统为研究对象,建立与弹簧阻尼系统刚度与阻尼的对应关系,进行PID控制实验,求解系统刚度与阻尼。
2.
The fuzzy controller is designed for the hybrid magnetic levitation system of single freedom.
针对永磁、电磁混合磁悬浮系统受诸多不确定因素的影响而且是典型的非线性系统,常规控制方法难以实现有效控制的问题,研究了模糊控制在混合磁悬浮系统中应用,给出了模糊控制规则及相应的隶属函数,设计了模糊控制器并在实际的单自由度混合磁悬浮系统中应用。
3.
In this paper, the response of rigid pavement structure system under vehicle load was simplified as the dynamic response of 2-D plane with single freedom under the impulsive load.
结构的动力响应特征主要取决于荷载及结构的动力特性,根据行车荷载及其作用下路面结构体系的变形特点,将其简化为冲击荷载作用下具有单自由度的二维平面板动力响应问题,在此基础上推导了行车荷载作用下路面结构体系动力响应的解析解,并分析了路基路面材料参数对结构体系动力响应的影响。
3) single degree of freedom
单自由度
1.
Dynamics analysis of multi rigid body system with single degree of freedom;
单自由度多刚体系统动力学分析
2.
In the paper,a dynamic model with single degree of freedom has been built for the valve train.
建立了配气机构单自由度动力学模型,并用N次谐波凸轮法拟合了凸轮升程,采用龙格-库塔求解动力学微分方程,并进行了实例验证,得到了某型号配气机构气门的升程、速度、加速度,计算结果表明该机构运行良好,没有出现传动链脱离和气门落座反跳现象。
3.
The single degree of freedom model of bucket-soil was established according to the dynamic characters and vibratory mechanism.
依据振动掘削的动力学特征和振动机理,建立铲斗-土壤的单自由度模型。
4) SDOF
单自由度
1.
Performance-based Energy Method for Seismic Design in the SDOF System;
单自由度结构中基于性能抗震设计的能量方法
2.
Based on the analysis of ductility,damping,post-yield stiffness,energy-dissipating capacity,hysteretic curve shape,effecting on SDOF system under seismic,a systematic classification of earthquake-resistant structures,members,sections and structure influence coefficient closely related to the classification were proposed.
根据近年对延性、阻尼、后期刚度、耗能能力、滞回曲线形状、2阶效应等因素对单自由度体系在地震作用下弹塑性响应影响的分析,提出一个比较完整的面向地震力计算和抗震设计的抗侧力体系、构件、连接节点和截面的分类体系,并与结构影响系数相联系。
3.
Taking SDOF system for example,the methods of qualitative analysis and quantitative analysis are used to analyze the error of FRF based on Fourier transformation and Laplace transformation.
以一个单自由度系统为例,用定性、定量两种方法分析了基于Fourier和Laplace变换的频率响应函数的误差,得出了基于Laplace变换的频响函数的误差要比基于Fourier变换的频响函数的误差小的结论。
5) single-degree-of-freedom
单自由度
1.
Use of Laplace method in finding response of single-degree-of-freedom system under dynamic load;
用Laplace法求单自由度线性系统动载下的响应
2.
Contrast analysis of single-degree-of-freedom forced vibration;
单自由度强迫振动对比分析
3.
Based on the nonlinear time-history analysis of single-degree-of-freedom systems subjected to earthquake ground motions,the effect of soil-structure interaction on the ductility reduction factor is qualitatively investigated in this paper.
本文通过单自由度体系的非线性时程分析,定性研究了土-结构相互作用对抗震延性折减系数的影响。
6) single-freedom
单自由度
1.
With the nonlinear material constitutive relation was considered,the single-freedom vibration control equation of nonlinear material cable under concentrated load was presented.
在考虑非线性材料本构关系的基础上,建立了非线性材料悬索在集中荷载作用下的单自由度振动控制方程,把悬索的振动位移利用Fourier级数展开,再采用L-P法求得了非线性材料悬索在集中荷载作用下的振动近似解,把非线性材料悬索的振动特性与线性材料悬索的振动特性进行了比较分析。
补充资料：无弹性架压磁测力传感器压头
无弹性架压磁测力传感器压头
无弹性架压碰测力传感器压头
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条