Development of a Probabilistic Spark Plug Discharge Model Based on Electric Field Calculation

Discharge of electric field generated by a spark plug is one of the most important and influential factors to determine combustion behavior of SI engines, as it initiates flame kernels by supplying energy to the air-fuel mixture. A discharge model is required to analyze this process with the help of...

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Main Authors: Shota Kinoshita, Fumiaki Aoki, Stefan Pischinger, Max Mally, Fabian Hoppe, André Brunn
Format: Article
Language:English
Published: Society of Automotive Engineers of Japan, Inc. 2019-01-01
Series:International Journal of Automotive Engineering
Online Access:https://www.jstage.jst.go.jp/article/jsaeijae/10/1/10_20194084/_article/-char/ja
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author Shota Kinoshita
Fumiaki Aoki
Stefan Pischinger
Max Mally
Fabian Hoppe
André Brunn
author_facet Shota Kinoshita
Fumiaki Aoki
Stefan Pischinger
Max Mally
Fabian Hoppe
André Brunn
author_sort Shota Kinoshita
collection DOAJ
description Discharge of electric field generated by a spark plug is one of the most important and influential factors to determine combustion behavior of SI engines, as it initiates flame kernels by supplying energy to the air-fuel mixture. A discharge model is required to analyze this process with the help of numerical simulation. A new probabilistic discharge model has been developed, in which the probability of the breakdown is proportional to the intensity of the local electric field. A wide variety of discharges, such as air gap discharge, surface discharge and branching discharge like corona, can be calculated with the developed model. Consequently a detailed analysis of the process from discharge to combustion can be achieved.
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publisher Society of Automotive Engineers of Japan, Inc.
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spelling doaj.art-ef73038bf0e64e9f94e7a9627a4f8b402024-01-12T06:36:25ZengSociety of Automotive Engineers of Japan, Inc.International Journal of Automotive Engineering2185-09922019-01-01101657210.20485/jsaeijae.10.1_65Development of a Probabilistic Spark Plug Discharge Model Based on Electric Field CalculationShota Kinoshita0Fumiaki Aoki1Stefan Pischinger2Max Mally3Fabian Hoppe4André Brunn5DENSOSOKENVKA RWTH Aachen UniversityVKA RWTH Aachen UniversityFEV EuropeFEV EuropeDischarge of electric field generated by a spark plug is one of the most important and influential factors to determine combustion behavior of SI engines, as it initiates flame kernels by supplying energy to the air-fuel mixture. A discharge model is required to analyze this process with the help of numerical simulation. A new probabilistic discharge model has been developed, in which the probability of the breakdown is proportional to the intensity of the local electric field. A wide variety of discharges, such as air gap discharge, surface discharge and branching discharge like corona, can be calculated with the developed model. Consequently a detailed analysis of the process from discharge to combustion can be achieved.https://www.jstage.jst.go.jp/article/jsaeijae/10/1/10_20194084/_article/-char/ja
spellingShingle Shota Kinoshita
Fumiaki Aoki
Stefan Pischinger
Max Mally
Fabian Hoppe
André Brunn
Development of a Probabilistic Spark Plug Discharge Model Based on Electric Field Calculation
International Journal of Automotive Engineering
title Development of a Probabilistic Spark Plug Discharge Model Based on Electric Field Calculation
title_full Development of a Probabilistic Spark Plug Discharge Model Based on Electric Field Calculation
title_fullStr Development of a Probabilistic Spark Plug Discharge Model Based on Electric Field Calculation
title_full_unstemmed Development of a Probabilistic Spark Plug Discharge Model Based on Electric Field Calculation
title_short Development of a Probabilistic Spark Plug Discharge Model Based on Electric Field Calculation
title_sort development of a probabilistic spark plug discharge model based on electric field calculation
url https://www.jstage.jst.go.jp/article/jsaeijae/10/1/10_20194084/_article/-char/ja
work_keys_str_mv AT shotakinoshita developmentofaprobabilisticsparkplugdischargemodelbasedonelectricfieldcalculation
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AT stefanpischinger developmentofaprobabilisticsparkplugdischargemodelbasedonelectricfieldcalculation
AT maxmally developmentofaprobabilisticsparkplugdischargemodelbasedonelectricfieldcalculation
AT fabianhoppe developmentofaprobabilisticsparkplugdischargemodelbasedonelectricfieldcalculation
AT andrebrunn developmentofaprobabilisticsparkplugdischargemodelbasedonelectricfieldcalculation