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Record W4322620005 · doi:10.54097/hset.v32i.5176

Comparison of Electric Vehicles and Hydrogen Fuel Cell Vehicles

2023· article· en· W4322620005 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

VenueHighlights in Science Engineering and Technology · 2023
Typearticle
Languageen
FieldEngineering
TopicAdvanced Battery Technologies Research
Canadian institutionsUniversity of Toronto
Fundersnot available
KeywordsZero emissionAutomotive engineeringGreenhouse gasInvestment (military)Hydrogen vehicleHydrogen fuelBattery (electricity)Environmental economicsEfficient energy useEnvironmental scienceMiles per gallon gasoline equivalentGreen vehicleFuel cellsCarbon fibersHydrogenBusinessComputer scienceEngineeringFuel efficiencyWaste managementElectrical engineeringPower (physics)

Abstract

fetched live from OpenAlex

In recent years, as carbon emissions continue to rise and the extent of global warming becomes wider, new energy vehicles have gradually grown into people’s attention. Electric vehicles and hydrogen fuel cell vehicles with zero tailpipe emission become the solution. This paper describes the structural features and safety design of both HFCVs and EVs, and compares the carbon emissions, charging infrastructure, energy efficiency, and safety differences between them. The results show that EVs and HFCVs are better than traditional vehicles in terms of carbon emissions and safety, and EVs have more obvious emission reductions. EVs are developing faster than hydrogen energy vehicles in terms of charging infrastructure. HFCV’s efficiency is lower than that of EV. Regarding safety, both of them are better than traditional vehicles, but EVs are more likely to heat up and catch fire due to battery structure problems. Based on the current research, this paper believes that the EV technology and supporting facilities are more complete, the cost is lower, and the carbon emission reduction is more effective. After the reform of energy grid composition in the future and more investment into new energy vehicles development, EVs’ future is promising. This paper also hopes that a better way of hydrogen energy production is invented in the future, so as to accelerate the development of hydrogen energy vehicles.

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)0.000
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 score0.253
Threshold uncertainty score0.529

Codex and Gemma teacher scores by category

CategoryCodexGemma
Metaresearch0.0000.000
Meta-epidemiology (narrow)0.0000.000
Meta-epidemiology (broad)0.0000.000
Bibliometrics0.0020.004
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 head0.014
GPT teacher head0.267
Teacher spread0.253 · 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