Model order reduction for gas and energy networks

Abstract To counter the volatile nature of renewable energy sources, gas networks take a vital role. But, to ensure fulfillment of contracts under these circumstances, a vast number of possible scenarios, incorporating uncertain supply and demand, has to be simulated ahead of time. This many-query g...

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Main Authors: Christian Himpe, Sara Grundel, Peter Benner
Format: Article
Language:English
Published: SpringerOpen 2021-07-01
Series:Journal of Mathematics in Industry
Subjects:
Online Access:https://doi.org/10.1186/s13362-021-00109-4
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author Christian Himpe
Sara Grundel
Peter Benner
author_facet Christian Himpe
Sara Grundel
Peter Benner
author_sort Christian Himpe
collection DOAJ
description Abstract To counter the volatile nature of renewable energy sources, gas networks take a vital role. But, to ensure fulfillment of contracts under these circumstances, a vast number of possible scenarios, incorporating uncertain supply and demand, has to be simulated ahead of time. This many-query gas network simulation task can be accelerated by model reduction, yet, large-scale, nonlinear, parametric, hyperbolic partial differential(-algebraic) equation systems, modeling natural gas transport, are a challenging application for model order reduction algorithms. For this industrial application, we bring together the scientific computing topics of: mathematical modeling of gas transport networks, numerical simulation of hyperbolic partial differential equation, and parametric model reduction for nonlinear systems. This research resulted in the morgen (Model Order Reduction for Gas and Energy Networks) software platform, which enables modular testing of various combinations of models, solvers, and model reduction methods. In this work we present the theoretical background on systemic modeling and structured, data-driven, system-theoretic model reduction for gas networks, as well as the implementation of morgen and associated numerical experiments testing model reduction adapted to gas network models.
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spelling doaj.art-218fe3b852014f9f93962e0e84abd6122022-12-21T18:28:54ZengSpringerOpenJournal of Mathematics in Industry2190-59832021-07-0111114610.1186/s13362-021-00109-4Model order reduction for gas and energy networksChristian Himpe0Sara Grundel1Peter Benner2Computational Methods in Systems and Control Theory Group at the Max Planck Institute for Dynamics of Complex Technical SystemsComputational Methods in Systems and Control Theory Group at the Max Planck Institute for Dynamics of Complex Technical SystemsComputational Methods in Systems and Control Theory Group at the Max Planck Institute for Dynamics of Complex Technical SystemsAbstract To counter the volatile nature of renewable energy sources, gas networks take a vital role. But, to ensure fulfillment of contracts under these circumstances, a vast number of possible scenarios, incorporating uncertain supply and demand, has to be simulated ahead of time. This many-query gas network simulation task can be accelerated by model reduction, yet, large-scale, nonlinear, parametric, hyperbolic partial differential(-algebraic) equation systems, modeling natural gas transport, are a challenging application for model order reduction algorithms. For this industrial application, we bring together the scientific computing topics of: mathematical modeling of gas transport networks, numerical simulation of hyperbolic partial differential equation, and parametric model reduction for nonlinear systems. This research resulted in the morgen (Model Order Reduction for Gas and Energy Networks) software platform, which enables modular testing of various combinations of models, solvers, and model reduction methods. In this work we present the theoretical background on systemic modeling and structured, data-driven, system-theoretic model reduction for gas networks, as well as the implementation of morgen and associated numerical experiments testing model reduction adapted to gas network models.https://doi.org/10.1186/s13362-021-00109-4Digital twinGas networkModel reductionEmpirical GramiansHyperbolic systems
spellingShingle Christian Himpe
Sara Grundel
Peter Benner
Model order reduction for gas and energy networks
Journal of Mathematics in Industry
Digital twin
Gas network
Model reduction
Empirical Gramians
Hyperbolic systems
title Model order reduction for gas and energy networks
title_full Model order reduction for gas and energy networks
title_fullStr Model order reduction for gas and energy networks
title_full_unstemmed Model order reduction for gas and energy networks
title_short Model order reduction for gas and energy networks
title_sort model order reduction for gas and energy networks
topic Digital twin
Gas network
Model reduction
Empirical Gramians
Hyperbolic systems
url https://doi.org/10.1186/s13362-021-00109-4
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