Bibliographic record
Abstract
This paper proposes a new high voltage hybrid generator (HG) employed in a proposed off-shore wind generation system with HVDC interconnection and transmission. The proposed system is compared with an existing commercial wind generation system and shown to be more efficient, to have lower mass, hence potentially lower cost. The system in this paper offers a much simplified power conversion for wind turbines, in particular the gearbox (GB), low voltage generator, back-to-back voltage source converters (VSC) and turbine transformer typical of existing commercial systems are replaced with a high voltage direct drive HG and a passive rectifier. The proposed HG uses two rotor field excitations, permanent magnet (PM) and wound field (WF). Voltage and power control of the HG is facilitated via the machine WF energized by a brushless exciter. Further, the HG employs a multiphase stator winding that yields improved power density while essentially eliminating the smoothing devices that would otherwise be required. A prototype HG is built and tested to validate the effectiveness of the design.
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How this classification was reachedexpand
Full frame machine prediction
Teacher imitationNot 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.
Distilled classifier scores by category (both heads)
| 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) | 0.007 | 0.001 |
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 source (direct Gemma or distilled Codex), 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".