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Record W2105674525 · doi:10.5589/q04-018

Experimental Investigation of Loop Heat Pipe Performance under Ambient and Vacuum Conditions

2004· article· en· W2105674525 on OpenAlexaffvenue
Erin MacDonald, Tarik Kaya, Darius Nikanpour

Bibliographic record

VenueCanadian aeronautics and space journal · 2004
Typearticle
Languageen
FieldEngineering
TopicHeat Transfer and Boiling Studies
Canadian institutionsCarleton University
Fundersnot available
KeywordsLoop heat pipePower cyclingMaterials scienceHysteresisPower (physics)Nuclear engineeringTransient (computer programming)MechanicsSteady state (chemistry)Loop (graph theory)Temperature cyclingThermalHeat pipeEnvironmental scienceThermodynamicsEngineeringHeat transferChemistryPhysicsComputer science

Abstract

fetched live from OpenAlex

An experimental investigation of the thermal performance characteristics of a loop heat pipe (LHP) was done. A series of tests was conducted under ambient and vacuum conditions to investigate the characteristics of the LHP during both steady-state and transient, including start-up and constant power operation. Power cycling was performed to examine performance in both environments. The LHP operation was also examined for possible temperature hysteresis behaviours during large power changes. The effects of ambient interactions on LHP performance were examined through comparison of ambient and vacuum data. A discussion of the start-up mechanism and LHP operational characteristics is provided.

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 machine prediction

Teacher imitation

Not calibrated prevalence, not ground truth. Human validation pending. The Gemma side is a direct model label for every work in the frame, read from the title-only record. The Codex side is a classifier learned from the 10,348 direct Codex labels and calibrated to design-weighted sample rates; fields without enough sample support carry no Codex call. Candidate is the union of the two sides; consensus is their intersection. These outputs are machine_predicted_unvalidated and are not human labels.

metaresearch head score (Codex)0.001
metaresearch head score (Gemma)0.002
Version: metacan-v3-hybrid-931329e0061cValidation status: machine_predicted_unvalidated
Candidate categoriesnone
Consensus categoriesnone
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 score0.003
Threshold uncertainty score0.010

Distilled classifier scores by category (both heads)

CategoryCodexGemma
Metaresearch0.0010.002
Meta-epidemiology (narrow)0.0010.000
Meta-epidemiology (broad)0.0010.000
Bibliometrics0.0000.000
Science and technology studies0.0010.000
Scholarly communication0.0000.001
Open science0.0010.001
Research integrity0.0010.001
Insufficient payload (model declined to judge)0.0030.000

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.

Opus teacher head0.013
GPT teacher head0.210
Teacher spread0.196 · 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; a candidate call from one source (direct Gemma or distilled Codex), not a consensus.

The models applied no category: nothing in the taxonomy fit this work.
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

Citations2
Published2004
Admission routes2
Has abstractyes

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