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Record W4252616594 · doi:10.1080/00908310303419

Environmental Consequences of the Sanmenxia Hydropower Station Operation in Lower Yellow River, China

2003· article· en· W4252616594 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

VenueEnergy Sources · 2003
Typearticle
Languageen
FieldSocial Sciences
TopicHydropower, Displacement, Environmental Impact
Canadian institutionsUniversity of Regina
Fundersnot available
KeywordsHydropowerChinaEnvironmental scienceChineHydrology (agriculture)Water resource managementEnvironmental engineeringEnvironmental protectionEngineeringGeographyArchaeology

Abstract

fetched live from OpenAlex

The ecological and environmental impacts of the Sanmenxia Hydropower Station on the lower reach of the Yellow River were examined based on the monitoring data, since the 1970s, of the Sanmenxia Hydropower Station’s normal operation. Different operation modes of the reservoir were considered in addition to the effects of tributaries downstream of Sanmenxia. The environmental consequences were evaluated in terms of the total ion content (TIC), since it is regarded as the most important index reflecting the status of natural water quality in the Yellow River. However, the ecological consequence was assessed according to the severity level of the no-flow events, which has become the major concern of the Yellow River Authorities in recent years. The TIC monitored at the hydrological stations along the lower Yellow River was closely related to the reservoir’s operation mode and the inflow from the tributaries between Sanmenxia and Huayuankou. Also, the variation of the severity level of the no-flow events is primarily controlled by the operation modes. The present study is of fundamental importance to determine the relative optimal operation mode of the hydropower station, so as to harmonize various purposes and constraints such as a decrease of the TIC and the severity level of the no-flow events, an increase in power generation, irrigation, and flood prevention.

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 categoriesInsufficient payload (model declined to judge)
Consensus categoriesnone
DomainCandidate signal: none · Consensus signal: none
Study designCandidate signal: Observational · Consensus signal: none
GenreCandidate signal: Empirical · Consensus signal: Empirical
Teacher disagreement score0.348
Threshold uncertainty score0.999

Codex and Gemma teacher scores by category

CategoryCodexGemma
Metaresearch0.0000.000
Meta-epidemiology (narrow)0.0000.000
Meta-epidemiology (broad)0.0000.000
Bibliometrics0.0000.000
Science and technology studies0.0000.001
Scholarly communication0.0000.000
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 head0.008
GPT teacher head0.300
Teacher spread0.292 · 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