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Record W4400068328 · doi:10.1021/acs.iecr.3c03997

Integration of Scheduling and Control for Plants Controlled by Distributed MPC Systems

2024· article· en· W4400068328 on OpenAlexafffund
Daniela Dering, Christopher L.E. Swartz

Bibliographic record

VenueIndustrial & Engineering Chemistry Research · 2024
Typearticle
Languageen
FieldEngineering
TopicAdvanced Control Systems Optimization
Canadian institutionsMcMaster University
FundersOntario Ministry of Economic Development and InnovationMcMaster University
KeywordsComputer scienceScheduling (production processes)Model predictive controlDistributed computingControl (management)Mathematical optimizationMathematicsArtificial intelligence

Abstract

fetched live from OpenAlex

Increasingly dynamic market conditions have fueled efforts to integrate scheduling and control in recent years. While a large number of formulations have been proposed for different control systems, the integration of scheduling and control for plants controlled by distributed MPC systems has received scant attention. In this article, we present a framework for the integration of scheduling and control for plants controlled by distributed MPC systems. We also propose strategies to approximately model the distributed MPC action within the integrated problem formulation, reducing its complexity and computation time. The integrated problem is solved at the dynamic real-time optimization (DRTO) level, in a moving horizon fashion, to compute set-points assigned to the lower-level distributed MPC subsystems, whose formulation is kept intact. Case study results suggest that these strategies can significantly reduce the solution time of the closed-loop integrated scheduling and control problem without severely impacting plant performance. We demonstrate that the proposed integrated scheduling and control formulation can successfully coordinate the MPC subsystems to meet market demands of distinct product grades, even in the presence of plant–model mismatch.

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)0.001
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 score0.006
Threshold uncertainty score0.011

Distilled classifier scores by category (both heads)

CategoryCodexGemma
Metaresearch0.0010.001
Meta-epidemiology (narrow)0.0010.000
Meta-epidemiology (broad)0.0010.001
Bibliometrics0.0000.000
Science and technology studies0.0000.001
Scholarly communication0.0010.001
Open science0.0010.001
Research integrity0.0010.002
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 head0.038
GPT teacher head0.301
Teacher spread0.262 · 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

Citations3
Published2024
Admission routes2
Has abstractyes

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