基于ISE的机场微电网频率调节方案的设计,使用FOPDT近似和反应曲线方法
T Varshney1, V P Singh2, Krati Dubey3
1EECE, SSES, Sharda University, Greater Noida, India.
Scientific reports
|December 5, 2025
概括
本研究提出了一个基于整方位误差 (ISE) 的控制策略,用于以机场为中心的微电网 (ACM) 的频率调节. 优化用于设定点跟踪 (SPT) 的IEE调节控制器在保持稳定的电网频率方面表现出卓越的性能.
科学领域:
- 电气工程 电气工程
- 控制系统工程 控制系统工程
- 电力系统 电力系统
背景情况:
- 以机场为中心的微电网 (ACM) 面临着由于动态负载变化和岛屿运行而面临的频率控制挑战.
- 保持稳定的电网频率对于机场等关键基础设施的可靠电力供应至关重要.
研究的目的:
- 开发和评估基于整方位误差 (ISE) 的控制策略,用于岛屿ACM的频率调节.
- 为了比较ACM频率控制的设定点跟踪 (SPT) 和负载干扰排斥 (LDR) 控制器的有效性.
主要方法:
- 岛屿ACM的线性动态建模.
- 通过反应曲线方法使用一级加死时间 (FOPDT) 模型对ACM模型的近似.
- 两个PID控制器的设计和调整,使用ISE标准为SPT和LDR目标.
- 使用步骤响应,错误指数和时间域尺度对控制器性能进行比较分析.
主要成果:
- 与基于LDR的控制器相比,面向SPT的PID控制器表现出优越的瞬态性能.
- 在动态条件下,SPT控制器实现了减少累积频率偏差.
- 模拟证实了反应曲线建模和ISE驱动调整方法的有效性.
结论:
- 拟议的基于ISE的控制策略,特别是以SPT为导向的控制器,为岛屿ACM提供了可靠和精确的频率调节方法.
- 将反应曲线建模与ISE调集成,为设计微电网的强大的频率控制器提供了有效的框架.
相关概念视频
Load-frequency control
592
Load-frequency control (LFC) is vital for maintaining power system stability, ensuring that frequency and power flows remain within acceptable limits during load changes. Turbine-governor control eliminates rotor accelerations and decelerations following load changes. However, a steady-state frequency error persists when the change in the turbine-governor reference setting is zero. In an interconnected power system, each area agrees to export or import a scheduled amount of power through...
592
Fast Decoupled and DC Powerflow
714
The fast decoupled power flow method addresses contingencies in power system operations, such as generator outages or transmission line failures. This method provides quick power flow solutions, essential for real-time system adjustments. Fast decoupled power flow algorithms simplify the Jacobian matrix by neglecting certain elements, leading to two sets of decoupled equations:
714
The Power Flow Problem and Solution
787
Power flow problem analysis is fundamental for determining real and reactive power flows in network components, such as transmission lines, transformers, and loads. The power system's single-line diagram provides data on the bus, transmission line, and transformer. Each bus k in the system is characterized by four key variables: voltage magnitude Vk, phase angle δk, real power Pk, and reactive power Qk. Two of these four variables are inputs, while the power flow program computes...
787
Time and frequency -Domain Interpretation of PI Control
383
Proportional-Integral (PI) controllers are essential in many control systems to improve stability and performance. They are commonly used in everyday devices like thermostats to enhance system damping and reduce steady-state error. When the zero in the controller's transfer function is optimally placed, the system benefits significantly in terms of stability and accuracy.
Acting as a low-pass filter, the PI controller slows the system's response and extends settling times. This requires...
Acting as a low-pass filter, the PI controller slows the system's response and extends settling times. This requires...
383
Control of Power Flow
653
There are several methods to control power flow in power systems:
653
Frequency-Domain Interpretation of PD Control
332
Proportional-Derivative (PD) controllers are widely used in fan control systems to improve stability and performance. A fan control system can be effectively represented using a Bode plot to illustrate the impact of a PD controller through its transfer function. The Bode plot visually conveys how PD control modifies the fan's response across various frequencies, providing a frequency domain interpretation of the controller's behavior.
The proportional control gain, combined with the...
The proportional control gain, combined with the...
332


