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Model Predictive Control of 5L-ANPC Converters with Level-Shifted Pulse-Width-Modulation

2020· article· en· W3097495003 on OpenAlexaff
Dehong Zhou, Zhongyi Quan, Yunwei Li

Bibliographic record

Venuenot available
Typearticle
Languageen
FieldEngineering
TopicMultilevel Inverters and Converters
Canadian institutionsUniversity of Alberta
Fundersnot available
KeywordsPulse-width modulationConvertersModel predictive controlControl theory (sociology)Modulation (music)Computer scienceProcess (computing)Steady state (chemistry)Control (management)Power (physics)PhysicsChemistry

Abstract

fetched live from OpenAlex

Model predictive control (MPC) is a promising control strategy for five-level active-neutral-point-clamped (5L-ANPC) converters due to its fast dynamic performance and intuitive implementation process. However, due to a large number of the switching states of the 5L-ANPC converter, classical MPC of 5L-ANPC converters experiences a heavy computational burden. Moreover, its steady-state performance is not satisfactory due to the lack of modulators. This paper investigated the inherent feature of the level-shifted pulse-width-modulation (LS-PWM) and integration of the LS-PWM to the MPC. The resulting MPC with LS-PWM scheme provides comparative performance to that of a linear controller with LS-PWM. The computational burden can be reduced using the hexagon selection. Experimental results show that the good steady-state performance of the proposed MPC method while retaining the fast dynamic of MPC.

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)0.000
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 score0.008

Distilled classifier scores by category (both heads)

CategoryCodexGemma
Metaresearch0.0000.000
Meta-epidemiology (narrow)0.0000.000
Meta-epidemiology (broad)0.0000.000
Bibliometrics0.0000.000
Science and technology studies0.0000.000
Scholarly communication0.0000.000
Open science0.0000.000
Research integrity0.0000.000
Insufficient payload (model declined to judge)0.0010.000

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 head0.026
GPT teacher head0.198
Teacher spread0.172 · 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".

Quick stats

Citations3
Published2020
Admission routes1
Has abstractyes

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