A novel full load range ZVS DC-DC full-bridge converter with natural hold-up time operation
Bibliographic record
Abstract
Two stage AC-DC converters consisting of front-end Power Factor Correction (PFC) AC-DC boost converter followed by an isolated DC-DC converter are the industry workhorse for powering network servers, telecom and other DC loads. Such converters are powered from single-phase ac utility mains. For proper operation of these loads the AC-DC converterprovides a regulated DC voltage that ranges from 12V to 48V depending on the type of load. For safe uninterrupted operation during sudden intermittences in power supplied from the AC mains, the AC-DC power converter should be able to supply such loads with constant DC output voltage in order to prevent them from unwanted resetting. The maximum duration for which the AC-DC converter can supply the load with regulated DC output voltage at its maximum output power after input AC mains failure, is known as “hold-up-time (HUT)” of the converter. This paper proposes a novel DC-DC non-resonant full-bridge converter with extended hold-up-time capability with reduced input storage capacitance.
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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 | 0.000 | 0.000 |
| Science and technology studies | 0.000 | 0.000 |
| Scholarly communication | 0.000 | 0.001 |
| Open science | 0.000 | 0.000 |
| Research integrity | 0.000 | 0.000 |
| Insufficient payload (model declined to judge) | 0.000 | 0.002 |
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".