MétaCan
Menu
Back to cohort
Record W2901553932 · doi:10.1109/tpwrs.2018.2881250

A Hybrid Framework for Short-Term Risk Assessment of Wind-Integrated Composite Power Systems

2018· article· en· W2901553932 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.
fundA Canadian funder is recorded on the work.

Bibliographic record

VenueIEEE Transactions on Power Systems · 2018
Typearticle
Languageen
FieldEngineering
TopicPower System Reliability and Maintenance
Canadian institutionsUniversity of Saskatchewan
FundersNatural Sciences and Engineering Research Council of Canada
KeywordsReliability engineeringElectric power systemReliability (semiconductor)Wind powerMonte Carlo methodComputer scienceTransmission systemTerm (time)Cross entropyPower system simulationEntropy (arrow of time)Mathematical optimizationEngineeringTransmission (telecommunications)Principle of maximum entropyPower (physics)

Abstract

fetched live from OpenAlex

This paper proposes a new framework for the short-term risk assessment of wind-integrated composite power systems via a combination of an analytical approach and a simulation technique. The proposed hybrid framework first employs the area risk method-an analytical approach, to include the detailed reliability models of different components of a power system. In this regard, a novel reliability modeling approach for wind generation for short-term risk assessment is also proposed. Thereafter, a non-sequential Monte-Carlo simulation technique is adopted to calculate the partial risks of the area risk method. As a result, the proposed framework is also capable of including the contingencies and constraints of the transmission system that are customarily neglected in the area risk method. The computational performance of the proposed framework is greatly enhanced by adopting the importance of sampling technique, whose parameters are obtained using the cross entropy optimization. Case studies performed on a modified 24-bus IEEE Reliability Test System validate that the detailed reliability modeling of wind generation and consideration of the transmission system are necessary to obtain more accurate short-term risk indices. Furthermore, the computational performance of the proposed framework is many orders higher than any other comparable methods.

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)0.001
metaresearch head score (Gemma)0.000
Version: codex-gemma-dda1882f352aValidation status: machine_predicted_unvalidated
Candidate categoriesMeta-epidemiology (narrow)
Consensus categoriesnone
DomainCandidate signal: none · Consensus signal: none
Study designCandidate signal: Simulation or modeling · Consensus signal: Simulation or modeling
GenreCandidate signal: Empirical · Consensus signal: none
Teacher disagreement score0.928
Threshold uncertainty score1.000

Codex and Gemma teacher scores by category

CategoryCodexGemma
Metaresearch0.0010.000
Meta-epidemiology (narrow)0.0000.000
Meta-epidemiology (broad)0.0010.000
Bibliometrics0.0000.000
Science and technology studies0.0000.000
Scholarly communication0.0000.000
Open science0.0000.000
Research integrity0.0000.001
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 head0.011
GPT teacher head0.257
Teacher spread0.245 · 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