Measurement, Journal Year: 2024, Volume and Issue: 242, P. 116256 - 116256
Published: Nov. 16, 2024
Language: Английский
e-Prime - Advances in Electrical Engineering Electronics and Energy, Journal Year: 2023, Volume and Issue: 6, P. 100325 - 100325
Published: Oct. 16, 2023
Automatic voltage regulators (AVRs) are essential components in electrical systems to maintain stable output, ensuring optimal performance and equipment protection. The effectiveness of AVRs rely on key parameters such as regulation, response time, stability, efficiency. Integrating controllers with offers centralized monitoring enhancing output This study therefore first discusses various controller types which showcase distinctive capabilities based their tuning strategies then introduces an intelligent optimization approach using fractional-order proportional-integral-derivative double derivative (FOPIDD2) tailored for AVRs. adopts the artificial rabbits (ARO) algorithm, fortified adaptive local search (ALS) mechanism experience-based perturbed learning (EPL) strategy. modified version (m-ARO) enhances solution diversity navigational efficacy, resulting improved quality. study's core objective is demonstrate superior m-ARO-based FOPIDD2 addressing multifaceted challenges AVR control, outperforming conventional techniques speed response, robustness, To validate method's a comparative analysis conducted existing different algorithms. Results indicate that proposed achieves metrics, demonstrating its capability. also includes wider perspective by considering nineteen controllers, reported literature, comprehensive comparison. Notably, method exhibits best further affirming effectiveness.
Language: Английский
Citations
26
Neural Computing and Applications, Journal Year: 2024, Volume and Issue: 36(23), P. 14409 - 14431
Published: May 7, 2024
Abstract The primary objective of a power system is to provide safe and reliable electrical energy consumers. This achieved by maintaining the stability system, multifaceted concept that can be divided into three distinct classes. focus this study on one these classes, voltage stability. A critical component in automatic regulator (AVR) synchronous generators. In paper, novel control method, sigmoid-based fractional-order PID (SFOPID), introduced with aim improving dynamic response robustness AVR system. dandelion optimizer (DO), successful optimization algorithm, used optimize parameters proposed SFOPID strategy. process for DO-SFOPID strategy includes variety functions, including error-based metrics such as integral absolute error, squared time addition user-defined Zwee Lee Gaing’s metric. effectiveness technique has been rigorously investigated through series tests analyses, aspects domain, robustness, frequency evaluation nonlinearity effects. simulation results are compared between (FOPID) (SPID) techniques, both which have tuned using different metaheuristic algorithms gained significant recognition recent years. As result comparative superiority confirmed it shows an improved performance respect other techniques. Furthermore, validated within experimental setup show highly terms robustness. summary, provides comprehensive evidence supporting results.
Language: Английский
Citations
9
e-Prime - Advances in Electrical Engineering Electronics and Energy, Journal Year: 2024, Volume and Issue: 8, P. 100523 - 100523
Published: March 27, 2024
The power system is mainly affected by transient situations caused switching heavy loads. may become unstable when occur. should be able to perform continuous operation maintain its voltage within acceptable limits. To achieve more stability and increase speed of response, an Automatic Voltage Regulator (AVR) requires the inclusion a controller. AVR in generating station uses PID controller adjust abnormal conditions. nominal level under all load conditions system, bio-inspired meta-heuristic algorithm called Artificial Rabbit Optimization (ARO) proposed tune gain parameters obtain optimal gain, thereby adjusts generator terminal levels. ARO inspires natural survival techniques improve performance reducing errors. stable profile this research mathematically models using Internet Things (IoT) solution. As result, devices connected network receive that ensures their reliability. effectiveness for verified with MATLAB R2022a model, statistics functions are implemented module Pandas, Scipy mathematical investigations done Numpy. achieves better less than 12.63% maximum peak overshoot during system's response. provides fastest response highest comparable other optimisation algorithms.
Language: Английский
Citations
8
Electrical Engineering, Journal Year: 2024, Volume and Issue: unknown
Published: March 29, 2024
Language: Английский
Citations
8
IEEE Access, Journal Year: 2024, Volume and Issue: 12, P. 20181 - 20196
Published: Jan. 1, 2024
Voltage stability is critical in electrical power systems, and automatic voltage regulators play a crucial role maintaining levels within permissible limits. Due to their simplicity effectiveness, traditional Proportional-Integral-Derivative (PID) controllers have been widely used regulation. However, they may not always perform optimally complex under varying operating conditions external disturbances. This research introduces an integrated approach of employing 3-degrees freedom-PID-Acceleration (3-DOF-PIDA) controller coupled with disturbance observer-based control strategy. combination embedded simple but effective salp swarm optimisation algorithm. novel the combined 3-DOF-PIDA, observer will enhance regulation system. The proposed strategy incorporates acceleration component continuously adjust its parameters based on system dynamics. Simultaneously, responsible for estimating compensating disturbances, further improving system's performance. applied optimise both PIDA observer's find optimal solutions that improve rejection capabilities. results are established by performing statistical graphical analysis time-varying step load fluctuations, various parameter variations. validated comparisons five popular optimization algorithms found reviewed literature. investigations demonstrate this new provides outstanding performance, presence substantial fluctuations uncertainties.
Language: Английский
Citations
4
Measurement, Journal Year: 2025, Volume and Issue: unknown, P. 117263 - 117263
Published: March 1, 2025
Language: Английский
Citations
0
Scientific Reports, Journal Year: 2025, Volume and Issue: 15(1)
Published: March 23, 2025
Abstract This paper introduces a Reinforcement Learning (RL)-based Power System Stabilizer (PSS) with Deep Deterministic Policy Gradient (DDPG) algorithm for rotor angle stability. The proposed stabilizer uses scaled values of the generator’s accelerating power, derivative integration and generator real power as inputs. DDPG to train RL agent. Moreover, further enhance PSS performance, scaling factors input observations are optimized using Gorilla Troops Optimization (GTO) algorithm, which is known its robustness, fast convergence. Furthermore, reward considered discrete function that rewards generators’ samples when they below defined value. tested on three popular case studies: Single Machine connected an Infinite Bus (SMIB), Kundur’s four-machine system, IEEE 39 bus ten machine system. performance compared common PSSs: Multiband dw speed-based (MB-PSS), lead-lag (dw-PSS), dPa power-based (dPa-PSS). MATLAB simulations prove performs better than other PSSs. It shows higher transient stability capability even long duration faults.
Language: Английский
Citations
0
e-Prime - Advances in Electrical Engineering Electronics and Energy, Journal Year: 2024, Volume and Issue: 9, P. 100687 - 100687
Published: July 11, 2024
This work introduces novel advancements in automatic voltage regulator (AVR) control, addressing key challenges and delivering innovative contributions. The primary motivation lies enhancing AVR performance to ensure stable reliable output. A crucial innovation this is the introduction of random walk aided artificial rabbits optimizer (RW-ARO). optimization strategy incorporates a approach, efficiency control schemes. proposed cascaded RPIDD2-PI controller, fine-tuned using RW-ARO, stands out as pioneering approach domain. It demonstrates superior stability, faster response times, enhanced robustness, improved compared existing methods. Comparative analyses with established controller approaches reaffirm exceptional method. new results shorter rise quicker settling minimal overshoot, highlighting its effectiveness speed achieving desired system responses. Moreover, attains higher phase gain margins, showcasing frequency disturbance rejection harmonic analysis are performed order demonstrate efficacy for potential real-world applications. latter further cement capability regulation.
Language: Английский
Citations
3
Heliyon, Journal Year: 2023, Volume and Issue: 9(8), P. e18707 - e18707
Published: July 29, 2023
This paper deals with the optimal tuning of controller for real automatic voltage regulation (AVR) system synchronous generator (SG). For this purpose, firstly, a novel proportional-integral two degrees freedom and anti-windup protection application in AVR is proposed. Secondly, order to determine parameters such controller, objective function which takes into account transient response characteristics, disturbance, measurement noise rejection capabilities presented. Furthermore, adaptive modification existing metaheuristic African vultures optimization algorithm (AVOA) introduced design. Finally, unlike many papers available literature use simplified model system, work simulation realized by observing technical documentation excitation 40 MVA SG from hydropower plant Perucica Montenegro. The results obtained have proven that proposed has superior performances compared other frequently used controllers power plants, terms providing quality terminal voltage, disturbance rejection, mitigation abilities. Additionally, increased convergence speed improved criterion value demonstrated AVOA outperforms some most popular algorithms. © 2017 Elsevier Inc. All rights reserved.
Language: Английский
Citations
9
Sustainability, Journal Year: 2023, Volume and Issue: 15(15), P. 11640 - 11640
Published: July 27, 2023
Sustainability is important in voltage regulation control grids and must be done successfully. In this paper, a novel tilt-fractional order integral-derivative with second derivative low-pass filters controller, referred to as TIλDND2N2 proposed enhance the performance of an automatic regulator (AVR). article, equilibrium optimizer (EO) algorithm used optimally determine eight parameters controller. study, function consisting time domain specifications objective function. To evaluate it compared proportional-integral-derivative (PID), fractional PID (FOPID), accelerator (PIDA), plus (PIDD2), hybrid controllers previous studies. Then, Bode analysis performed achievement controller frequency domain. Finally, robustness test realized assess response against deterioration system parameters. As result, demonstrates outstanding studies terms settling time, rise overshoot. The shows superior not only but also perturbed
Language: Английский
Citations
8