MétaCan
Menu
Back to cohort
Record W2004274812 · doi:10.1243/09576509jpe227

Reaction thrust of submerged water jets

2007· article· en· W2004274812 on OpenAlex

Why this work is in the frame

A frame that forgets how it found something cannot be audited. These are the routes that admitted this work.

affAt least one author lists a Canadian institution in the pinned OpenAlex snapshot.

Bibliographic record

VenueProceedings of the Institution of Mechanical Engineers Part A Journal of Power and Energy · 2007
Typearticle
Languageen
FieldEngineering
TopicNuclear Engineering Thermal-Hydraulics
Canadian institutionsUniversity of Regina
Fundersnot available
KeywordsNozzleThrustComputational fluid dynamicsMechanicsDischarge coefficientInletFluentJet (fluid)Materials scienceMechanical engineeringEngineeringPhysics

Abstract

fetched live from OpenAlex

Reaction thrusts of submerged water jets for different cylindrical nozzles are investigated numerically and experimentally. Simplified models of the pressure distribution on the interior walls of high-pressure chambers, the reaction thrust of water jets and the thrust coefficients are all established on the basis of the general characteristics of the isobaric surface near the inlet of the nozzle, respectively. Simulation studies on the reaction thrust are also conducted through a commercial computational fluid dynamics (CFD) software package called FLUENT. In particular, the effects of the inlet conditions as well as the nozzle dimensions on the reaction thrust of the water jet are addressed. Comparison analyses are also performed on the results of the simplified models, the CFD simulation and the experiments. It is concluded from the results that: (a) the model results and the CFD simulation results are in excellent agreement with the experimental results; (b) the nozzle diameter and the inlet conditions exert a significant influence on the reaction thrust of the water jet; and (c) the reaction thrust coefficient is almost a constant, ranging from 1.1 to 1.3. The related conclusions are extended to the study of the water hydraulic flapper-nozzle a servo valve.

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.

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 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 score0.032
Threshold uncertainty score0.396

Codex and Gemma teacher scores by category

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

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 head0.006
GPT teacher head0.183
Teacher spread0.177 · 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