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Record W2391889975

Lessons learned and enlightenment obtained from blackout occurred on August 14th in U.S. and Canada

2003· article· en· W2391889975 on OpenAlexaboutno aff
Qi Zhang

Bibliographic record

VenueEast China Electric Power · 2003
Typearticle
Languageen
FieldEngineering
TopicHigh-Voltage Power Transmission Systems
Canadian institutionsnot available
Fundersnot available
KeywordsBlackoutEnlightenmentChinaPower gridGridInterconnectionPower (physics)East AsiaProcess (computing)EngineeringComputer scienceElectrical engineeringForensic engineeringHistoryPolitical scienceElectric power systemOperations researchTelecommunicationsGeographyLaw
DOInot available

Abstract

fetched live from OpenAlex

The blackout,which occurred in the northeast of US. and Canada in the East Interconnection on Aug 14,is one of the most serious outages in history.Through the analysis of the whole process of the outage,the conclusion was made that large power flow reverse and the voltage collapse followed is the major cause of the outage.Some lessons which Should be learned from the outage were also discussed.Furthermore,some ideas,combining the situation of East China Grid,especially the solution process on Ang 29th and Sept 4 power grid emergency events in East China,were presented from the view of technology and management respectively.In the end,several valuable suggestion on how to ensure the security and improve the stablility of East China Grid was given.

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)0.004
metaresearch head score (Gemma)0.009
Version: metacan-v3-hybrid-931329e0061cValidation status: machine_predicted_unvalidated
Candidate categoriesnone
Consensus categoriesnone
DomainCandidate signal: none · Consensus signal: none
Study designCandidate signal: Not applicable · Consensus signal: Not applicable
GenreCandidate signal: Empirical · Consensus signal: none
Teacher disagreement score0.567
Threshold uncertainty score0.860

Distilled classifier scores by category (both heads)

CategoryCodexGemma
Metaresearch0.0040.009
Meta-epidemiology (narrow)0.0010.000
Meta-epidemiology (broad)0.0000.000
Bibliometrics0.0020.002
Science and technology studies0.0110.004
Scholarly communication0.0060.003
Open science0.0020.004
Research integrity0.0030.006
Insufficient payload (model declined to judge)0.0040.001

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 head0.009
GPT teacher head0.208
Teacher spread0.199 · 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 designNot applicable
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

Citations0
Published2003
Admission routes1
Has abstractyes

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