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Record W4285497001 · doi:10.54097/hset.v3i.688

Comparison between newly developed gravity energy storage and pumped hydro storage

2022· article· en· W4285497001 on OpenAlexaff
Zhening Kang, Kevin Kevin, Ze‐Hao Zhuang

Bibliographic record

VenueHighlights in Science Engineering and Technology · 2022
Typearticle
Languageen
FieldEngineering
TopicMicrogrid Control and Optimization
Canadian institutionsMcGill University
Fundersnot available
KeywordsRenewable energyEnergy storageEnvironmental economicsEnergy (signal processing)Emerging technologiesComputer scienceEnvironmental scienceEngineeringProcess engineeringEconomicsElectrical engineeringMathematics

Abstract

fetched live from OpenAlex

The world is currently facing a new energy crisis, which has prompted a focus on energy storage technologies to solve the global energy crisis. Taking advantage of the height difference between two dams and turning them into one is the main difference between gravity energy storage (GES) and pumped hydro storage (PHS) presented in this paper. This paper first introduces the basic principles of each of these two technologies, and then compares the two technologies through economic and parametric perspectives, showing the advantages of GES technology such as higher efficiency, easier construction at less cost, and the promise of GES. Some case studies may not reveal convincing trends in GES development, but they can still be used to compare the technology's present state of development. This research stresses that GES has higher promise as a newly created technology. Both technologies are promising and excellent renewable energy sources, but to truly evaluate which is superior in the long run, economic factors must be analyzed and compared. GES technologies are also being researched to assist the world in alleviating the pressures of the energy crisis and the environmental issues produced by stored energy.

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)0.001
Version: metacan-v3-hybrid-931329e0061cValidation status: machine_predicted_unvalidated
Candidate categoriesnone
Consensus categoriesnone
DomainCandidate signal: none · Consensus signal: none
Study designCandidate signal: Simulation or modeling · Consensus signal: none
GenreCandidate signal: Empirical · Consensus signal: Empirical
Teacher disagreement score0.002
Threshold uncertainty score0.009

Distilled classifier scores by category (both heads)

CategoryCodexGemma
Metaresearch0.0010.001
Meta-epidemiology (narrow)0.0000.000
Meta-epidemiology (broad)0.0010.001
Bibliometrics0.0010.002
Science and technology studies0.0000.001
Scholarly communication0.0010.003
Open science0.0010.001
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 head0.007
GPT teacher head0.208
Teacher spread0.201 · 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 designSimulation or modeling
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
Published2022
Admission routes1
Has abstractyes

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