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Record W2082810296 · doi:10.1109/pesgm.2014.6939092

High-fidelity, faster than real-time dynamics simulation

2014· article· en· W2082810296 on OpenAlexaboutno aff
Alexander Flueck

Bibliographic record

Venuenot available
Typearticle
Languageen
FieldEngineering
TopicReal-time simulation and control systems
Canadian institutionsnot available
Fundersnot available
KeywordsComputer scienceGridSimulationReal-time simulationReliability (semiconductor)Systems engineeringEngineeringPower (physics)

Abstract

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Summary form only given. With support from the Department of Energy, Illinois Institute of Technology is leading a team to develop a high fidelity "faster than real-time" dynamics simulator capable of predicting complex, large-scale power system behavior based on (eventually) real-time measurements. The team is leveraging several mathematics and computational advances (e.g., PETSc linear solvers, nonlinear solvers, time-stepping algorithms, memory management and multi-core processors) to improve the speed of dynamics simulations. In addition, the team is leveraging recent modeling and simulation advances (e.g., new three-phase unbalanced network models, single-phase induction motor models, protection system models) to improve the fidelity of the dynamics simulations. The goal is to aid operators in their true time of need, when there is a significant risk of cascading outages. The project will accelerate performance and enhance accuracy of dynamics simulations, enabling operators to maintain reliability and steer clear of blackouts. In the long-term, the proposed simulator will form the backbone of the newly conceived hybrid real-time protection and control architecture that will coordinate local controls, wide-area measurements, wide-area controls and advanced real-time prediction capabilities. The team members (and roles) are as follows: Illinois Institute of Technology (modeling, algorithm development, dynamics simulator development, verification and validation), Argonne National Laboratory's Mathematics and Computer Science Division (algorithm development), Electrocon, the developer of CAPE, a protection system modeling and simulation tool (protection engine development, independent verification & validation), Alstom Grid, a control center Energy Management System vendor (independent verification & validation), Commonwealth Edison, a large metropolitan utility (independent verification & validation), McCoy Energy (facilitate utility advisory group) and AltaLink, a large Canadian transmission system operator (independent verification & validation). This material is based upon work supported by the Department of Energy under Award Number DE-OE0000624. The views and opinions of authors expressed herein do not necessarily state or reflect those of the United States Government or any agency thereof.

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)0.002
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: Simulation or modeling
GenreCandidate signal: Empirical · Consensus signal: none
Teacher disagreement score0.026
Threshold uncertainty score0.087

Distilled classifier scores by category (both heads)

CategoryCodexGemma
Metaresearch0.0010.002
Meta-epidemiology (narrow)0.0000.000
Meta-epidemiology (broad)0.0000.000
Bibliometrics0.0000.000
Science and technology studies0.0000.000
Scholarly communication0.0010.001
Open science0.0010.001
Research integrity0.0010.001
Insufficient payload (model declined to judge)0.0260.005

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 head0.006
GPT teacher head0.213
Teacher spread0.207 · 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

Citations8
Published2014
Admission routes1
Has abstractyes

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