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系统动态性能
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  system dynamic performance
     Then, according to the influences on system dynamic performance, both of the slope of sliding mode surface and the relationship between subsystems are automatically tuned by real time fuzzy inference respectively.
     然后根据滑模面斜率和各子系统控制对于系统动态性能的影响,分别采用模糊推理根据系统状态自动地实时调节滑模面斜率和各子系统在系统控制中的作用;
短句来源
     The advanced development and the characteristics of the complicated transmission system are showed through the representative model and the research approach is also discussed, which has important theoretical and practical meaning to the high-efficiency energy saving of the complicated transmission system with multi-medium, multi-dynamic source and the improvement of the system dynamic performance.
     提出了把传动学、键合图理论、系统分析理论及非线性动力学相结合 ,采用理论研究、计算机仿真、实验验证相结合来研究多介质、多动力源复合传动系统的方法。 对研究多介质、多动力源复合传动系统的传动特性、各动力源之间及其与外负载之间的相互匹配规律及提高系统动态性能具有重要的理论与工程意义
短句来源
     A mathematical model for the pod′s mechanical transmission system was established with MATLAB.The improvement on system dynamic performance made by the filtering network was analyzed.
     运用MATLAB软件建立了系统机械传动装置的数学模型,分析了该滤波网络对系统动态性能的改进效果。
短句来源
     When the Model Reference Adaptive Control (MRAC) approach is applied in servo systems, the effects of environmental disturbance and variations of parameters versus system dynamic performance will markedly decrease while the dynamic quality and motion reliability rise greatly.
     在随动系统中应用模型参考自适应控制(MRAC)技术,可以大大降低环境干扰和参数变化对系统动态性能的影响,提高动态品质和系统运行的可靠性。
短句来源
     They included the effect of zero voltage vector in PMSM DTC, the select principle of space voltage vector, the control of stator magnet chain, the enhance of system dynamic performance, and the realization of PMSM DTC system. This paper provided the software structure of DTC system.
     主要包括零电压矢量在PMSM DTC中的作用、电压空间矢量的选择原则、定子磁链的控制方式、系统动态性能的保证、PMSM DTC系统的实现等问题,给出了系统的软件设计方法。
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  system dynamic performances
     The results of the simulation analysis show that position measurement error in system can be decreased and the system dynamic performances are increased by the algorithm.
     仿真分析表明,该算法有效地降低了系统位置测量误差,提高了系统动态性能
短句来源
     The critical regions of influence of certain parameters on the system dynamic performances, their mutual deviation compensations and their optimum combinations are studied for improving the Robutness of the system.
     为了提高系统鲁棒性,对影响系统动态性能的不同参数偏差间的相互补偿、最优搭配及对判定域的影响进行了研究。
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  “系统动态性能”译为未确定词的双语例句
     The Thyristor Controlled Series Compensator(TCSC) system with disturbances is a class of nonlinear system.
     针对扰动对TCSC(Thyristor Controlled Series Compensator)系统动态性能的影响,提出了含TCSC系统的非线性自校正自适应控制策略.
短句来源
     The results show that the system has good performance and the repeat accuracy is up to ±0.2mm.
     实验表明系统动态性能较好,位置控制重复精度达到±0.2mm,可用于对精度要求不高的实际场合。
短句来源
     Study of SMES to improve dynamics of power system
     超导储能装置改善电力系统动态性能的研究
短句来源
     Application of Lyapunov direct method in dynamic performance estimation of automatic control system is investigated,and the boundary of state convergent trajectory is derived by applying Rayleigh quotient.
     对Lyapunov直接法在估算系统动态性能方面的应用进行了理论分析,运用Rayleigh商推导出系统状态收敛轨线的包络线,最后给出了运用导出结论对控制系统综合的实例.
短句来源
     Research on Dynamic Performance Indexes of Multi-Sensor System
     多传感器系统动态性能指标的研究
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  system dynamic performance
Phasor data collected on PDC units are a primary and preferred means for obtaining a first overall view of system dynamic performance.
      


In this paper three problems in the nonlinear automatic control systems are analyzed. In the first problem, the monofrequency forced oscillation in the symmetrical non-linear systems is investigated. By using a nomograph (fig. 2) the amplitude A_B and thefrequency Ω_B. of the forced oscillation at the end of the nonlinear element can be easilyobtained. A stability criterion of the forced oscillation based on the logarithmic charac-teristics is also given. In the second problem, we discuss the effects (error,...

In this paper three problems in the nonlinear automatic control systems are analyzed. In the first problem, the monofrequency forced oscillation in the symmetrical non-linear systems is investigated. By using a nomograph (fig. 2) the amplitude A_B and thefrequency Ω_B. of the forced oscillation at the end of the nonlinear element can be easilyobtained. A stability criterion of the forced oscillation based on the logarithmic charac-teristics is also given. In the second problem, we discuss the effects (error, stability, etc.) of the sinusoidalsignal on the slow changing signal in the symmetrical nonlinear control systems. In the third problem, the amplitude B and the frequency Ω_B of the forced oscillationfor smoothing the nonlinear characteristics of the nonlinear element are determined inorder to obtain a system with good dynamic characteristics.

本文讨论了下列三个问题的对数分析方法: 在第一个问题中,讨论了非线性自动控制系统单频强迫振荡的对数分析方法,给出了一个可以简化求解强迫振荡参数A_B 和φ的算图(图2)以及一个分析单频强迫振荡稳定性的对数稳定判据。在第二个问题中,讨论了如何确定正弦信号对缓变信号在对称非线性系统中通行时所带来的影响,其中包括误差、稳定性等问题。在第三个问题中,讨论了如何确定强迫振荡的振幅B和频率Ω_B以及辗平非线性元件的非线性特性,从而提高系统的动态性能。

The undamped natural frequency n, the damped natural frequency d the attenuation factor a of a damped linear system with multi-degree-of-freedom and the system responses to various excitations are obtained with the state space analysis method used in modern control theory. Then, the dynamic performance of machine tool spindles is studied in some detail. Calculation results show that the damped natural frequency d can be more easily obtained by the state space analysis than by other methods and it will be even...

The undamped natural frequency n, the damped natural frequency d the attenuation factor a of a damped linear system with multi-degree-of-freedom and the system responses to various excitations are obtained with the state space analysis method used in modern control theory. Then, the dynamic performance of machine tool spindles is studied in some detail. Calculation results show that the damped natural frequency d can be more easily obtained by the state space analysis than by other methods and it will be even more desirable to study such systems by combining the state space and frequency characteristics analysis.

本文首先应用现代控制理论的状态空间分析法求出了多自由度线性阻尼系统的无阻尼固有频率ω_n、有阻尼固有频率ω_d、衰减因子σ以及在不同的激励下系统的响应.然后,将此法用于研究机床主轴部件.计算表明,应用状态空间分析法求解系统的有阻尼固有频率ω_d是较迅速的.本文还指出,如将状态空间分析法与频率特性分析法相结合,对研究此类系统的动态性能是较为方便的.最后,讨论了有关的结构与参数对主轴部件动态性能的影响.

When the Model Reference Adaptive Control (MRAC) approach is applied in servo systems, the effects of environmental disturbance and variations of parameters versus system dynamic performance will markedly decrease while the dynamic quality and motion reliability rise greatly. In this paper, thedesign scheme of adaptive control servo system using Liapunov's second method is invest igated. Mathematical model of the system is analyzed. Preliminary experimental results for direct current systems are given in the...

When the Model Reference Adaptive Control (MRAC) approach is applied in servo systems, the effects of environmental disturbance and variations of parameters versus system dynamic performance will markedly decrease while the dynamic quality and motion reliability rise greatly. In this paper, thedesign scheme of adaptive control servo system using Liapunov's second method is invest igated. Mathematical model of the system is analyzed. Preliminary experimental results for direct current systems are given in the paper.

在随动系统中应用模型参考自适应控制(MRAC)技术,可以大大降低环境干扰和参数变化对系统动态性能的影响,提高动态品质和系统运行的可靠性。 本文探讨利用Liapunoc第二法设计自适应随动系统的方案。文中分析了系统的数学模型并给出了直流系统实验的初步结果。

 
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