Microwave enhanced advanced oxidation process for sewage sludge treatment: The effects of ozone addition
Bibliographic record
Abstract
Microwave enhanced advanced oxidation processes (MWAOP), with combinations of oxidants, were studied for sewage sludge treatment. Various operating conditions, using a computer statistical software design, were selected to determine the importance of factors affecting solids destruction and nutrients release from sewage sludge. For phosphate solubilization, the most significant factors, in the order from most to least, are heating temperature, ozone dosage, and a combined effect of temperature and hydrogen peroxide. For ammonia release, these are hydrogen peroxide dosage, a combined effect of hydrogen peroxide and temperature, and then temperature and ozone. For the destruction of sludge particles, the most significant factors are hydrogen peroxide and temperature. The best solubilization result was obtained with additions of 2% hydrogen peroxide by weight, 5.09 mg/mL of ozone, and microwave heating at 120 °C. About 95%, 32%, and 78% of TP, TKN, and COD were released into the solution, respectively. Results showed that addition of ozone improved the MWAOP process. A higher amount of oxidants used in the MWAOP facilitated the release of nutrients and sludge solids disintegration.
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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 | 0.000 |
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".