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Study of a Meteorological Conditioning for Solar-Driven Ejector Refrigeration Systems: Efficiency Enhancement

2022· article· en· W4288057471 on OpenAlexaff
Abdulhakim A. Agll, Abdalbasit Ashure Galy, Adel Mohamed Eswiasi

Bibliographic record

Venue2022 IEEE 2nd International Maghreb Meeting of the Conference on Sciences and Techniques of Automatic Control and Computer Engineering (MI-STA) · 2022
Typearticle
Languageen
FieldEngineering
TopicRefrigeration and Air Conditioning Technologies
Canadian institutionsUniversity of Victoria
Fundersnot available
KeywordsRefrigerationInjectorRefrigerantSolar energyEnvironmental scienceHVACWorking fluidCoefficient of performanceAir conditioningTranscritical cycleAutomotive engineeringProcess engineeringNuclear engineeringMechanical engineeringHeat exchangerEngineeringElectrical engineering

Abstract

fetched live from OpenAlex

Suffering from greenhouse gas pollutions and demand of energy due to crude oil vanish lead to enforce worldwide to look out at alternative Energy sources. In theory assumption are made when optimizing Modeling process, however in practice these assumptions can distort the output response thereby affecting precision and accuracy as a case study in refrigeration system for solar-driven ejector to determine the quality of the energy in the system by change high temperatures sources under the steady state, steady flow conditions. The energy system quality differs on the operation environments, ejector geometry and the choice of working fluid (refrigerant).The study carries out on the refrigeration system with solar-driven ejector (RSSE) using R141b, for an administration building application HVAC system in Tripoli, Libya. The reported hourly outdoor temperature and solar radiation are used for the analysis of the system performance.The optimum parameters were employed to generate a model and predict the behavior of the system at different parameter condition. Using the optimum operating condition, an output of calculations show that through the work times from 6:00 to 18:00, the typical Coefficient Of Performance and the typical solar segment of the usage were 0. 3 and 0.715 in that order as the working environments are: high temperature source (90 °C), evaporative temperature (8 °C), low sink temperature (32 °C).

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)0.000
metaresearch head score (Gemma)0.000
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 score0.002
Threshold uncertainty score0.005

Distilled classifier scores by category (both heads)

CategoryCodexGemma
Metaresearch0.0000.000
Meta-epidemiology (narrow)0.0000.000
Meta-epidemiology (broad)0.0000.000
Bibliometrics0.0000.000
Science and technology studies0.0000.000
Scholarly communication0.0010.000
Open science0.0000.000
Research integrity0.0000.000
Insufficient payload (model declined to judge)0.0020.000

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 head0.018
GPT teacher head0.249
Teacher spread0.231 · 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".

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Citations1
Published2022
Admission routes1
Has abstractyes

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Same venue2022 IEEE 2nd International Maghreb Meeting of the Conference on Sciences and Techniques of Automatic Control and Computer Engineering (MI-STA)Same topicRefrigeration and Air Conditioning TechnologiesFrench-language works237,207