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Multi-Agent Reinforcement Learning-Based Maximum Power Point Tracking Approach to Fortify PMSG-Based WECSs

2023· article· en· W4391424067 on OpenAlexaff
Yazdan H. Tabrizi, M. Nasir Uddin

Bibliographic record

Venuenot available
Typearticle
Languageen
FieldEngineering
TopicWind Turbine Control Systems
Canadian institutionsLakehead University
Fundersnot available
KeywordsMaximum power point trackingReinforcement learningComputer scienceWind powerControl theory (sociology)HyperparameterScalabilityWind speedPermanent magnet synchronous generatorMaximum power principleControl engineeringPower (physics)Artificial intelligenceEngineeringPhotovoltaic systemControl (management)

Abstract

fetched live from OpenAlex

Traditional maximum power point tracking (MPPT) schemes for wind energy conversion system (WECS) suffer from slow tracking speed, poor accuracy, and hypersensitivity to alterations in wind speed. In order to address the shortcomings of the permanent magnet synchronous generator (PMSG) based WECS, a multi-agent reinforcement learning (MARL) technique is developed in this paper. The MARL wind MPPT methodology has a multitude of advantages over traditional methods. A multiple agents would collaborate together to optimize power generation owing to the controller's decentralized capability, rather than only one agent. This concept ensures superior scalability, improved communication bandwidth, and more accurate operation. The capacity to rapidly respond to changes in wind speed is another advantage of the MARL method, which raises energy output and sustainability. In the pursuit of choosing the optimum discount factor (DF), which is a crucial hyperparameter in RL process, the proposed MARL algorithm is further improved through using meta-learnt DF within the strategy. The wind MPPT system's efficiency is boosted by the meta-learnt DF, which also accelerates convergence rate, and shortens overall training time. Moreover, it diminishes the sensitivity to hyperparameter, resulting in a more stable solution, featuring improved long-term performance and energy yield. In order to demonstrate the proposed concept's potential relevance to real-world wind MPPT issues, a thorough performance evaluation of the proposed model-free MARL technique is offered through a number of simulation results.

Fetched live from OpenAlex and de-inverted. Abstracts are not stored in this database: the inverted indexes are 8.6 GB of the frame’s 9.3 GB of text, and the host has 13 GB free.

How this classification was reachedexpand

Full frame machine prediction

Teacher imitation

Not calibrated prevalence, not ground truth. Human validation pending. The Gemma side is a direct model label for every work in the frame, read from the title-only record. The Codex side is a classifier learned from the 10,348 direct Codex labels and calibrated to design-weighted sample rates; fields without enough sample support carry no Codex call. Candidate is the union of the two sides; consensus is their intersection. These outputs are machine_predicted_unvalidated and are not human labels.

metaresearch head score (Codex)0.000
metaresearch head score (Gemma)0.001
Version: metacan-v3-hybrid-931329e0061cValidation status: machine_predicted_unvalidated
Candidate categoriesnone
Consensus categoriesnone
DomainCandidate signal: none · Consensus signal: none
Study designCandidate signal: Simulation or modeling · Consensus signal: Simulation or modeling
GenreCandidate signal: Empirical · Consensus signal: none
Teacher disagreement score0.004
Threshold uncertainty score0.007

Distilled classifier scores by category (both heads)

CategoryCodexGemma
Metaresearch0.0000.001
Meta-epidemiology (narrow)0.0010.000
Meta-epidemiology (broad)0.0010.000
Bibliometrics0.0000.000
Science and technology studies0.0000.000
Scholarly communication0.0000.000
Open science0.0010.001
Research integrity0.0010.001
Insufficient payload (model declined to judge)0.0020.000

Machine scores (provisional)

The two teacher heads of the student model, read on this work. A score orders the frame for review; it never asserts a category, and the validation status ships verbatim with every row.

Baseline scores from an immature model (maturity gate not passed, 7 training rounds). Scores rank; they never assert a category.

Opus teacher head0.024
GPT teacher head0.235
Teacher spread0.210 · how far apart the two teachers sit on this one work
Validation statusscore_only:v0-immature-baseline · verbatim from the scoring run: score_only means the number may rank works, and no category label ships from it

Classification

machine, unvalidated

Machine predicted; a candidate call from one source (direct Gemma or distilled Codex), not a consensus.

The models applied no category: nothing in the taxonomy fit this work.
Study designSimulation or modeling
Domainnot available
GenreEmpirical

How this classification was reached, model by model and score by score, is at the end of the page under "How this classification was reached".

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Citations3
Published2023
Admission routes1
Has abstractyes

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