CFD analysis of turbulent forced convection over a spinning cylinder in an enclosed channel
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Bibliographic record
Abstract
A CFD approach has been used to analyze fully developed turbulent flow and heat transport over a spinning hot circular solid cylinder inside an enclosed channel. The finite element approach is used to solve the Reynolds-Averaged Navier-Stokes and energy equations and the shear stress transport model. The flow is explored for various Reynolds numbers ranging from 3 × 10 3 to 10 7 with the blockage ratios of 0.05, 0.1, and 0.15 along with the variation of speed ratios of the rotating cylinder. This study found that the direction and speed of the cylinder have an insignificant effect on thermo-fluid characteristics. On the other hand, the drag coefficient decreases while the average Nusselt number increases to a specific value of Reynolds number and then becomes almost constant. Effectiveness increases for a lower Reynolds number and then becomes stable. The heat performance of the rotating cylinder for the stationary one and the contributions of pressure drag are presented here.
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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 | 0.000 |
| Meta-epidemiology (narrow) | 0.000 | 0.000 |
| Meta-epidemiology (broad) | 0.000 | 0.000 |
| Bibliometrics | 0.001 | 0.001 |
| 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 it