A New Process for Peracetic Acid Production from Acetic Acid and Hydrogen Peroxide Based on Kinetic Modeling and Distillation Simulation
Why this work is in the frame
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Bibliographic record
Abstract
The reaction kinetics of peracetic acid from acetic acid and hydrogen peroxide in a helical capillary microreactor was investigated and modeled via regression of the measured conversion rate of hydrogen peroxide. It was found that the activity of the proton in the sulfuric acid solution played a significant role in the synthesis as a catalyst. The activities of the proton were calculated with the ELECNRTL equation and used to obtain a kinetic model with apparent activation energies of peracetic acid synthesis and hydrolysis of 53.63 and 54.45 kJ/mol, respectively. A new continuous process for industrial manufacture of peracetic acid solution (30 wt %) was proposed, where the reacted solution from the microreactor is distilled to separate unreacted reactants and sulfuric acid, which are recycled as a feed. The feasibility of the new process was validated by Aspen Plus simulation and economic assessment.
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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 | 0.001 |
| 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) | 0.000 | 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 it