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Updated: Sep 17, 2025

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通过使用遗传算法优化自动发电控制,在现实世界的负载变化下优化电力系统的弹性

Muhammad Ayaz1, Dur-E-Zehra Baig2, Syed Muhammad Hur Rizvi3

  • 1Pak-Austria Fachhochschule Institute of Applied Sciences and Technology, Haripur, 21090, Pakistan.

Scientific reports
|July 2, 2025
PubMed
概括

基因算法优化PID (GA-PID) 显著提高了面临广泛负载变化的电力系统的自动发电控制 (AGC) 稳定性. GA-PID的性能优于传统方法,确保更快的稳定性和在负载变化期间更高的准确性.

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Fast Decoupled and DC Powerflow01:24

Fast Decoupled and DC Powerflow

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:
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Control of Power Flow

There are several methods to control power flow in power systems:
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Load-frequency control

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...
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Generator Voltage Control01:21

Generator Voltage Control

Generator voltage control is crucial for maintaining the stable operation of synchronous generators and wind turbines. In older models, a DC generator driven by the rotor delivers DC power to the rotor's field winding, and the power is transferred through slip rings and brushes. In the latest models, static or brushless exciters are used. Static exciters rectify AC power from the generator terminals and then transfer the DC power directly to the rotor. Brushless exciters, on the other hand,...
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Multimachine Stability01:25

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Turbine-Governor Control01:17

Turbine-Governor Control

Turbine-governor control is crucial for maintaining power system stability by balancing turbine mechanical power output with electrical load demand. This mechanism ensures that generator frequency and rotor speed are within acceptable limits during load variations. Turbine-generator units store kinetic energy due to their rotating masses; this energy is released to meet the load requirement when the load increases. The electrical torque of turbines rises to meet the demand, whereas the...
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