Deploying New Technology To Improve Canada's Underbalanced Operations
Bibliographic record
Abstract
This reference is for an abstract only. A full paper was not submitted for this conference. Abstract As global trendsetters in underbalanced operations, Canadian operators are taking a bold new approach to the drilling phase. Recently as a result of increased QHSE concerns around snubbing operations, operators are considering alternative methods to trip under live well conditions. This presents the opportunity to explore new alternatives in pressure control during underbalanced operations, as opposed to conventional methods such as snubbing and killing the well with an overbalanced fluid column. These methods createglaring problems such as rig non-productive time, environmental and safety hazards, and wellbore damage. One such alternative is the downhole isolation valve. The downhole isolation valve is a casing deployed valve system that is set at a predetermined depth and used to shut-in the well to allow for deployment of the drill string and completion assemblies. This paper will discuss the needs of operators and how they were met with the downhole isolation valve, the benefits realized by deploying this technology, and the results from wells where these tools were run.
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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 | 0.001 | 0.000 |
| Science and technology studies | 0.000 | 0.000 |
| Scholarly communication | 0.000 | 0.000 |
| Open science | 0.001 | 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".