Optimization of Proportional Resonant and Proportional Integral Controls Using Particle Swarm Optimization Technique for PV Grid Tied Inverter
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Bibliographic record
Abstract
This article outlines how to optimize the parameters of proportional integral (PI) and proportional resonant (PR) controllers of a grid connected three-phase inverter system using Particle Swarm Optimization (PSO).The optimization of the control parameters is constrained to a low total harmonic distortion (THD) in the injected currents to the grid.In contrast to conventional PI and PR tuning methods, the PSO optimized controller inherits a wide-ranging operating condition, having better performance in steady-state and rapid dynamic response under abnormal grid conditions.This approach is used to provide the simulation results under both abnormal and normal grid conditions.Some important characteristics of this technique are that its complexity is not altered, no additional hardware is required, and no additional cost is added.From the presented results, it is observed that the proposed control optimization method ensured a low THD of 0.59% in the injected grid currents.Moreover, the control parameter optimization error converges to zero in finite time.
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Codex and Gemma teacher scores by category
| Category | Codex | Gemma |
|---|---|---|
| Metaresearch | 0.000 | 0.000 |
| Meta-epidemiology (narrow) | 0.000 | 0.000 |
| Meta-epidemiology (broad) | 0.000 | 0.000 |
| Bibliometrics | 0.000 | 0.000 |
| Science and technology studies | 0.000 | 0.000 |
| Scholarly communication | 0.000 | 0.000 |
| Open science | 0.000 | 0.000 |
| Research integrity | 0.000 | 0.000 |
| Insufficient payload (model declined to judge) | 0.000 | 0.000 |
Machine scores (provisional)
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Baseline scores from an immature model (maturity gate not passed, 7 training rounds). Scores rank; they never assert a category.
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