Development of a CFD-Suitable Deep Neural Network Model for Laminar Burning Velocity

Hydrogen is a valued resource for today’s industry. As a fuel, it produces large amounts of energy and creates water during the process, unlike most other polluting energy sources. However, the safe use of hydrogen requires reliable tools able to accurately predict combustion. This study presents th...

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Main Authors: Andrius Ambrutis, Mantas Povilaitis
Format: Article
Language:English
Published: MDPI AG 2022-07-01
Series:Applied Sciences
Subjects:
Online Access:https://www.mdpi.com/2076-3417/12/15/7460
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author Andrius Ambrutis
Mantas Povilaitis
author_facet Andrius Ambrutis
Mantas Povilaitis
author_sort Andrius Ambrutis
collection DOAJ
description Hydrogen is a valued resource for today’s industry. As a fuel, it produces large amounts of energy and creates water during the process, unlike most other polluting energy sources. However, the safe use of hydrogen requires reliable tools able to accurately predict combustion. This study presents the implementation of a deep neural network of laminar burning velocity of hydrogen into an open-source CFD solver flameFoam. DNN was developed based on a previously created larger DNN, which was too large for CFD applications since the calculations took around 40 times longer compared to the Malet correlation. Therefore, based on the original model, a faster, but still accurate, DNN was developed and implemented into flameFoam starting with version 0.10. The paper presents the adaptation of the original DNN into a CFD-applicable version and the initial test results of the CFD–DNN simulation.
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spelling doaj.art-c7b19158477440d797a5226bb4d660ae2023-11-30T22:08:46ZengMDPI AGApplied Sciences2076-34172022-07-011215746010.3390/app12157460Development of a CFD-Suitable Deep Neural Network Model for Laminar Burning VelocityAndrius Ambrutis0Mantas Povilaitis1Laboratory of Nuclear Installation Safety, Lithuanian Energy Institute, Breslaujos g. 3, LT-44403 Kaunas, LithuaniaLaboratory of Nuclear Installation Safety, Lithuanian Energy Institute, Breslaujos g. 3, LT-44403 Kaunas, LithuaniaHydrogen is a valued resource for today’s industry. As a fuel, it produces large amounts of energy and creates water during the process, unlike most other polluting energy sources. However, the safe use of hydrogen requires reliable tools able to accurately predict combustion. This study presents the implementation of a deep neural network of laminar burning velocity of hydrogen into an open-source CFD solver flameFoam. DNN was developed based on a previously created larger DNN, which was too large for CFD applications since the calculations took around 40 times longer compared to the Malet correlation. Therefore, based on the original model, a faster, but still accurate, DNN was developed and implemented into flameFoam starting with version 0.10. The paper presents the adaptation of the original DNN into a CFD-applicable version and the initial test results of the CFD–DNN simulation.https://www.mdpi.com/2076-3417/12/15/7460turbulent premixed combustionhydrogenartificial neural networkCFDlaminar burning velocity
spellingShingle Andrius Ambrutis
Mantas Povilaitis
Development of a CFD-Suitable Deep Neural Network Model for Laminar Burning Velocity
Applied Sciences
turbulent premixed combustion
hydrogen
artificial neural network
CFD
laminar burning velocity
title Development of a CFD-Suitable Deep Neural Network Model for Laminar Burning Velocity
title_full Development of a CFD-Suitable Deep Neural Network Model for Laminar Burning Velocity
title_fullStr Development of a CFD-Suitable Deep Neural Network Model for Laminar Burning Velocity
title_full_unstemmed Development of a CFD-Suitable Deep Neural Network Model for Laminar Burning Velocity
title_short Development of a CFD-Suitable Deep Neural Network Model for Laminar Burning Velocity
title_sort development of a cfd suitable deep neural network model for laminar burning velocity
topic turbulent premixed combustion
hydrogen
artificial neural network
CFD
laminar burning velocity
url https://www.mdpi.com/2076-3417/12/15/7460
work_keys_str_mv AT andriusambrutis developmentofacfdsuitabledeepneuralnetworkmodelforlaminarburningvelocity
AT mantaspovilaitis developmentofacfdsuitabledeepneuralnetworkmodelforlaminarburningvelocity