Nonlinear high-frequency switching filters for the DC-Side of AC/DC power converters
Bibliographic record
Abstract
In most of high power DC applications, phase-controlled rectifiers are still the preferred power converter because of their simplicity and reduced cost. However, the output voltage of a rectifier contains harmonics in addition to the desired DC voltage. This paper explains the concept of the nonlinear shunt- and series-type switching filters, using high-frequency switching PWM power converters. Two new circuits for DC-side switching filtering are developed and compared to the existing topologies. The design, modelling, control and principle of operation of the new DC-side switching filters are described. The salient features of the proposed fillers are the reduced filter power converter rating, reduced size of passive elements, and the elimination of the auxiliary power supply that has been used for series-type and shunt-type active filters. All analyses and control system designs are verified with simulation as well as experimental verification.
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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 | 0.000 |
| Open science | 0.000 | 0.000 |
| Research integrity | 0.000 | 0.000 |
| Insufficient payload (model declined to judge) | 0.001 | 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".