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Record W4282967497 · doi:10.5539/jsd.v15n4p71

Analysis of Water Characteristics by the Hydropower Use (Up-Stream and Downstream): A Case of Study at Ecuador, Argentina, and Uruguay

2022· article· en· W4282967497 on OpenAlexvenueno aff
Sebastián Naranjo-Silva, Luis Rivera-González, Kenny Escobar‐Segovia, Omar Quimbita-Chiluisa, Javier Álvarez del Castillo

Bibliographic record

VenueJournal of Sustainable Development · 2022
Typearticle
Languageen
FieldEnvironmental Science
TopicWater-Energy-Food Nexus Studies
Canadian institutionsnot available
Fundersnot available
KeywordsHydropowerEnvironmental scienceDownstream (manufacturing)InletHydrology (agriculture)Suspended solidsTotal suspended solidsWater qualitySustainabilitySiltWater resource managementEnvironmental protectionEnvironmental engineeringEcologyWastewaterChemical oxygen demandGeologyEngineeringOperations management

Abstract

fetched live from OpenAlex

This study aims to evaluate the water use characteristics of five hydropower stations in Ecuador, Uruguay, and Argentina to verify if the resource will change by their use on energy production, mainly to natural dam flow. The methodology is quantitative by taking water before inlet of the generation turbines (up-stream) and outlet of discharge after the process (downstream), there are ten samples to study for each one, at eleven physical-chemical parameters (three physical and eight chemical). This study found that hydropower projects analyzed present changes between inlet dammed water and outlet water from the turbine after generating electricity. The measured parameters are variables, some ranges demonstrate large deviations, for example, total dissolved solids with 100 mg/l, total solids 93 mg/l, and hardness 46 mg/l. There are differences between upstream and downstream water quality because the projects with dams stagnate the source of increasing development of the solids, verifying that the expansion of the extensive infrastructures, such as dams, generates the suspended matter presence, compared to outlet water at the discharge stage, these materials are clay, silt, organic material, vegetation decomposition, and living bodies such as algae, snails, and floating plants that produce opacity, which is the reason for the color difference in the samples. It recommends monthly sustainability plans for all hydropower projects to check the water conditions and ecosystems, monitoring climate behavior to issue improvements or fixes continuously.

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 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: Observational · Consensus signal: Observational
GenreCandidate signal: Empirical · Consensus signal: Empirical
Teacher disagreement score0.232
Threshold uncertainty score0.455

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 studies0.0010.000
Scholarly communication0.0000.000
Open science0.0000.001
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 head0.008
GPT teacher head0.205
Teacher spread0.197 · 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 teacher head, not a consensus.

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

Citations6
Published2022
Admission routes1
Has abstractyes

Explore more

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