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Record W4233900915 · doi:10.2523/60734-ms

Composite Coiled Tubing Solution

2000· article· en· W4233900915 on OpenAlexfundaboutno aff
Terry Wheaton, Scott A. Berning, Dick Headrick, Mike Feechan, Clint Isennock, Stewart H. Fowler

Bibliographic record

VenueProceedings of SPE/ICoTA Coiled Tubing Roundtable · 2000
Typearticle
Languageen
FieldEnvironmental Science
TopicMethane Hydrates and Related Phenomena
Canadian institutionsnot available
FundersUniversity of British Columbia
KeywordsCasingCoiled tubingPetroleum engineeringMaterials scienceThermal conductivityDrop (telecommunication)Composite numberThermalHeat exchangerPressure dropMechanical engineeringComposite materialMechanicsEngineeringThermodynamics

Abstract

fetched live from OpenAlex

Depending on the application, composite coiled tubing (CCT) may serve as a cost-effective alternative to conventional coiled tubing.1Gas wells in Alberta, Canada often lose production when hydrates form as a result of temperature drops in gas flow. To reduce gas-flow temperature drop and prevent hydrates from forming, operators commonly use a steel heater string to heat the annular area between the production tubing and casing. Some wells require more heat to reach the critical hydrate temperature depth than others, resulting in higher costs for heating and pumping equipment.To reduce these costs, operators looked for a solution to temperature drop, and found it in CCT. Because of its low thermal conductivity (heat loss), a CCT heater string can reduce the need for upgrading or replacing surface heating and pumping equipment.

Fetched live from OpenAlex and de-inverted. Abstracts are not stored in this database: the inverted indexes are 8.6 GB of the frame’s 9.3 GB of text, and the host has 13 GB free.

How this classification was reachedexpand

Full frame distilled prediction

Teacher imitation

Not 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.

metaresearch head score (Codex)0.001
metaresearch head score (Gemma)0.000
Version: codex-gemma-dda1882f352aValidation status: machine_predicted_unvalidated
Candidate categoriesMeta-epidemiology (narrow), Insufficient payload (model declined to judge)
Consensus categoriesInsufficient payload (model declined to judge)
DomainCandidate signal: none · Consensus signal: none
Study designCandidate signal: Bench or experimental · Consensus signal: Bench or experimental
GenreCandidate signal: Empirical · Consensus signal: Empirical
Teacher disagreement score0.376
Threshold uncertainty score1.000

Codex and Gemma teacher scores by category

CategoryCodexGemma
Metaresearch0.0010.000
Meta-epidemiology (narrow)0.0000.000
Meta-epidemiology (broad)0.0010.000
Bibliometrics0.0000.001
Science and technology studies0.0000.000
Scholarly communication0.0000.002
Open science0.0010.000
Research integrity0.0000.000
Insufficient payload (model declined to judge)0.0060.001

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.

Opus teacher head0.010
GPT teacher head0.210
Teacher spread0.200 · how far apart the two teachers sit on this one work
Validation statusscore_only:v0-immature-baseline · verbatim from the scoring run: score_only means the number may rank works, and no category label ships from it

Classification

machine, unvalidated

Machine predicted; both teacher heads agree on what is shown here.

Study designBench or experimental
Domainnot available
GenreEmpirical

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".

Quick stats

Citations0
Published2000
Admission routes2
Has abstractyes

Explore more

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