The platform with digital cylinder avoids lots of hydraulic servo parameter adjusting devices and A/D, D/A data conversion devices. Therefore it can be regarded as an open loop control for developers.
该平台采用新型数字液压缸,其控制不需外部A/D、D/A转换,同时减少了大量的液压伺服参数调节装置,对控制者来说完全是一种开环控制。
Some faults such as amplifier offset, parameter changes, servo valve backlash and sensor fault are seeded in a virtual way by means of different switches in Simulink.
通过不同开关的动作来虚拟模拟常见的故障,诸如,放大器漂移、系统参数改变、伺服阀反冲以及传感器失灵等。
This paper proposes the order and parameter identification of electro-hydraulic servo system by multi-variable time series CAR.
本文提出了用多变量CAR时序模型来辨识电液伺服系统的阶和参数。
The parameter identification of joining stiffness of rudder hydraulic servo mechanism can be done by using the direct method of characteristic equation anti problem.
应用特征方程反问题的直接方法对舵面-液压伺服机构连接刚度参数进行了辨识。
The influence of parameter changes and coupling disturbances on control property was analyzed in the rotational speed control system of the servo loading test equipment with secondary regulation.
针对二次调节伺服加载试验台转速控制系统,分析了参数变化和耦合干扰对系统控制性能的影响。
To improve the robustness of control systems, a nonlinear auto-disturbance rejection control (ADRC) technique for pneumatic servo systems was developed and a parameter setting method was given.
为提高控制系统的鲁棒性,增强干扰抑制能力,提出了适用于气压伺服系统的自抗扰控制器方案,并讨论了控制参数的整定。
Then a system structure based on fuzzy sliding mode control is proposed for servo systems with large parameter variations and external disturbances.
并针对伺服系统具有参数变化范围大、干扰源多等特点,设计了基于模糊滑模控制的伺服系统的结构。
A method to realize the parameter self tuning of the speed controller in a position servo system is proposed.
提出了一种位置伺服系统速度调节器参数自调整的方法。
Aimed at a parallel manipulator with three degrees of freedom translation, a method on dynamic modeling of parallel manipulator and parameter identification of its servo system is presented.
研究一种三自由度并联机构动力学建模及伺服系统参数辨识方法。
In view of the speed response requirement and the parameter time-variation of electro-hydraulic position servo system, the PID controller and the fuzzy controller are designed respectively.
针对电液位置伺服系统的快速性要求和参数时变性的特点,分别设计了PID控制器和模糊控制器。
Considering inherent fluctuation of the drive, servo system is designed, and influence with respect to system parameter changes on servo performance is explored.
考虑该传动固有的波动规律,设计了最优伺服系统,分析了参数变化对伺服性能的影响规律。
Then it applies the method of parameter estimation based on the model of parameters-subsystem parameters function to the fault detection of servo system.
之后,应用基于模型参数-子系统参数关联方程的参数估计方法,对伺服系统进行故障诊断。
Finally, through on-line debugging, the author realized the PMSM servo driver with functions of variable frequency speed regulation, parameter identification and parameters displaying.
最后,作者通过在线软、硬件调试,实现了具有变频调速、参数识别和参数显示等功能的永磁同步电机伺服驱动器的研制。
After every parameter of PID controller is optimized and the system is equalized availably, the performance's exaltation of electronic hydraulic servo system comes true.
最终在对数字PID控制的各项参数优化并且对系统进行有效的补偿后,实现电液伺服系统性能的提升。
At the same time, a robust adaptive controller is designed to make the servo system be robust to the parameter variation since the parameters of the servo system are time-varying.
同时针对控制系统的参数时常变化的特点,设计了鲁棒自适应控制器提高伺服系统对参数变化的鲁棒性。
A fuzzy controller is presented to conquer the effects of the parameter-float, non-linearity and coupling in AC servo system by using its independence on the model of objective and good robustness.
将模糊控制器用于交流伺服系统的控制,利用模糊控制不依赖于对象模型和鲁棒性强的优点来克服交流伺服系统中参数漂移、非线性和耦合等因素的影响。
The large influence of load disturbances and parameter changes on PMLSM servo system was resolved by robust control strategy.
为了解决永磁直线电动机伺服系统中负载扰动及参数变化对系统性能影响较大的问题,采用了鲁棒控制方法。
In this paper, a servo control system is designed based on fuzzy control technology, and then a fuzzy control algorithm with parameter adaptation is presented.
本文提出了一种基于模糊控制技术的伺服控制系统,并设计了尺度变换比例因子自适应调节的模糊控制算法。
It avoids identifying parmeter on line and can give a rather accurate servo tracking result and is fairly robust to system parameter variation and load disturbance.
该系统具有较高的伺服跟踪精度和较强的鲁棒性,无需在线辨识。
It avoids identifying parmeter on line and can give a rather accurate servo tracking result and is fairly robust to system parameter variation and load disturbance.
该系统具有较高的伺服跟踪精度和较强的鲁棒性,无需在线辨识。
应用推荐