Conjugate-Gradient Based Control in a Grid-Integrated PV With 24/7 Distortion-Free Charging for Bidirectional EV Charger
Bibliographic record
Abstract
Plug-in electric vehicles (EVs) are viewed as a step forward in the electrification of transportation, replacing conventional vehicles powered by internal combustion engines. However, to provide consistent and efficient charging, the EV charging infrastructure needs to be developed, which is capable of delivering distortion-free grid supply, even in the absence of renewable energy resources. This article presents an application of a grid-connected EV charger supplied by a grid-connected solar photovoltaic array that provides 24/7 distortion-free charging. The bidirectional charging system includes an EV battery connected to the dc bus; an independent solar-PV source connected to the ac grid through a bifunctional voltage source converter. A new conjugate gradient based adaptive control algorithm is implemented for the voltage source converter control. Real-time analysis is done using dSPACE 1202 processor. The proposed system is validated to maintain IEEE-519 standards.
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How this classification was reachedexpand
Full frame distilled prediction
Teacher imitationNot calibrated prevalence, not ground truth. Human validation pending. Learned from the 10,348 direct Codex labels and 10,348 direct Gemma labels. Candidate is the union of thresholded teacher heads; consensus is their intersection. These outputs are machine_predicted_unvalidated and are not human labels or direct frontier model labels.
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 | 0.001 | 0.001 |
| Science and technology studies | 0.000 | 0.000 |
| Scholarly communication | 0.000 | 0.000 |
| Open science | 0.000 | 0.000 |
| Research integrity | 0.000 | 0.001 |
| Insufficient payload (model declined to judge) | 0.000 | 0.000 |
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.
score_only:v0-immature-baseline · verbatim from the scoring run: score_only means the number may rank works, and no category label ships from itClassification
machine, unvalidatedMachine predicted; a candidate call from one teacher head, not a consensus.
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".