Multiphase Airlift Pumps for Water circulation in Fish Farms
Bibliographic record
Abstract
The potential use of an airlift pump to circulate and oxygenate water in an aquaculture facility is experimentally investigated. Currently, two systems are used in fish farms to perform the same function. These include air-stones for oxygenation and centrifugal or submersible pumps for water circulation. Airlift pumps operating under multiphase flow condition are proposed in order to replace these two systems with a single system. This solution offers a better energy efficient system while achieving ideal water quality for fish production. Airlift pump was designed and tested in a fish farm facility located at Aberfoyle, Ontario. The data for local water velocities and the required air injection flow rates for 4-units airlift pump arrangement was collected. The pump performance data for the dual injection airlift was compared to the airlift pump model developed for slug flow pattern. These tests were used to determine the appropriate sizing of the airlift pumps required for the water circulation in the raceways.
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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) | 0.000 | 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".