在主动干扰排斥控制中使用的跟踪差分器上的收分析
Huixia Zhang1, Yan Liang1, Haiyan Cheng2
1School of Automation, Northwestern Polytechnical University, Xi'an, 710072 China.
ISA transactions
|July 22, 2023
概括
本研究分析了主动干扰排斥控制中的跟踪差异,证明跟踪错误的最终界限是均的. 这为这种广泛使用的控制方法的参数调整提供了基础.
科学领域:
- 控制系统工程 控制系统工程
- 非线性控制理论 不线性控制理论
背景情况:
- 主动干扰排斥控制 (ADRC) 在工程领域得到广泛应用.
- 对ADRC的跟踪差分器缺乏理论分析.
- 追踪差分器中的非线性断片函数使趋同分析复杂化.
研究的目的:
- 为ADRC中的跟踪差分器提供趋同分析.
- 为了解决ADRC跟踪差异化器中的理论差距.
- 为了建立跟踪误差限制和调整参数之间的关系.
主要方法:
- 收证明分为基于非线性切片函数的三个案例.
- 用于稳定性分析的利亚普诺夫方法.
- 追踪错误的数学分析.
主要成果:
- 追踪差分器的追踪错误被证明是最终的统一边界.
- 建立了跟踪错误上限和调参数之间的关系.
- 该分析为ADRC参数调整提供了基础.
结论:
- 拟议的趋同分析对ADRC跟踪差异器是有效的.
- 模拟和实验结果验证了理论发现.
- 该研究有助于ADRC的理论理解和实际应用.
相关概念视频
Integrator and Differentiator
887
Op-amp circuits have significant applications in various fields, including automotive engineering. One such application is cruise control systems in cars, where op-amp circuits are integral for maintaining a constant speed. In these systems, op-amps function as both integrators and differentiators.
An integrator within an op-amp circuit produces an output directly proportional to the integral of the input signal. This is achieved by replacing the feedback resistor in a typical inverting...
An integrator within an op-amp circuit produces an output directly proportional to the integral of the input signal. This is achieved by replacing the feedback resistor in a typical inverting...
887
Feedback control systems
348
Feedback control systems are categorized in various ways based on their design, analysis, and signal types.
Linear feedback systems are theoretical models that simplify analysis and design. These systems operate under the principle that their output is directly proportional to their input within certain ranges. For instance, an amplifier in a control system behaves linearly as long as the input signal remains within a specific range. However, most physical systems exhibit inherent nonlinearity...
Linear feedback systems are theoretical models that simplify analysis and design. These systems operate under the principle that their output is directly proportional to their input within certain ranges. For instance, an amplifier in a control system behaves linearly as long as the input signal remains within a specific range. However, most physical systems exhibit inherent nonlinearity...
348
Time-Domain Interpretation of PD Control
142
Proportional-Derivative (PD) control is a widely used control method in various engineering systems to enhance stability and performance. In a system with only proportional control, common issues include high maximum overshoot and oscillation, observed in both the error signal and its rate of change. This behavior can be divided into three distinct phases: initial overshoot, subsequent undershoot, and gradual stabilization.
Consider the example of control of motor torque. Initially, a positive...
Consider the example of control of motor torque. Initially, a positive...
142
PD Controller: Design
285
In automotive engineering, car suspension systems often employ Proportional Derivative (PD) controllers to enhance performance. PD controllers are utilized to adjust the damping force in response to road conditions. A controller, acting as an amplifier with a constant gain, demonstrates proportional control, with output directly mirroring input.
Designing a continuous-data controller requires selecting and linking components like adders and integrators, which are fundamental in Proportional,...
Designing a continuous-data controller requires selecting and linking components like adders and integrators, which are fundamental in Proportional,...
285
Plotting and Calibrating the Root Locus
151
Root loci often diverge as system poles shift from the real axis to the complex plane. Key points in this transition are the breakaway and break-in points, indicating where the root locus leaves and reenters the real axis. The branches of the root locus form an angle of 180/n degrees with the real axis, where n is the number of branches at a breakaway or break-in point.
The maximum gain occurs at the breakaway points between open-loop poles on the real axis, while the minimum gain is...
The maximum gain occurs at the breakaway points between open-loop poles on the real axis, while the minimum gain is...
151
Sum and Difference OpAmps
794
Operational amplifiers (op-amps) are versatile devices that extend beyond amplification. In this context, two specific op-amp configurations are explored: the summing and difference amplifiers.
A summing amplifier, or an adder, utilizes an op-amp to merge multiple input signals into a single output signal. When audio signals are introduced into its input channels, the input resistors initiate currents that traverse feedback resistors, resulting in an output voltage. Applying Kirchhoff's...
A summing amplifier, or an adder, utilizes an op-amp to merge multiple input signals into a single output signal. When audio signals are introduced into its input channels, the input resistors initiate currents that traverse feedback resistors, resulting in an output voltage. Applying Kirchhoff's...
794


