Numericalsimulationofone-dimensionaltwo-phaseflow

formulti-pointignitiontechnologyinlong-chambercharge

JI Xiao-song; WANG Hao; FENG Guo-zeng; HUANG Ming; WANG Shan-shan

doi:10.11883/1001-1455(2011)06-0573-06

Volume 31 Issue 6

May 2014

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JI Xiao-song, WANG Hao, FENG Guo-zeng, HUANG Ming, WANG Shan-shan. Numericalsimulationofone-dimensionaltwo-phaseflowformulti-pointignitiontechnologyinlong-chambercharge[J]. Explosion And Shock Waves, 2011, 31(6): 573-578. doi: 10.11883/1001-1455(2011)06-0573-06

Citation:

JI Xiao-song, WANG Hao, FENG Guo-zeng, HUANG Ming, WANG Shan-shan. Numericalsimulationofone-dimensionaltwo-phaseflow formulti-pointignitiontechnologyinlong-chambercharge[J]. Explosion And Shock Waves, 2011, 31(6): 573-578. doi: 10.11883/1001-1455(2011)06-0573-06

Citation:

JI Xiao-song, WANG Hao, FENG Guo-zeng, HUANG Ming, WANG Shan-shan. Numericalsimulationofone-dimensionaltwo-phaseflow formulti-pointignitiontechnologyinlong-chambercharge[J]. Explosion And Shock Waves, 2011, 31(6): 573-578. doi: 10.11883/1001-1455(2011)06-0573-06

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Numericalsimulationofone-dimensionaltwo-phaseflow formulti-pointignitiontechnologyinlong-chambercharge

doi: 10.11883/1001-1455(2011)06-0573-06

1.
SchoolofPowerEngineering,NanjingUniversityofScienceandTechnology,
2.
Nanjing210094,Jiangsu,China;
3.
NanjingBranch,ArtilleryInstitute,Nanjing211132,Jiangsu,China;

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Corresponding author: WANG Hao
Publish Date: 2011-11-25

Abstract

Abstract

Amulti-pointignitionsystemwithanelectricigniterwasdesignedandexperimentalinvestigationswerecarriedoutbyusingthisanalogueignitiondevic tosolvethechargeproblemsinthe powderchamberswiththeover3mlength.Thecorrespondingmathematicalandphysicalmodelswere establishedtodescribethemulti-pointignitionprocessinthisanalogueignitiondevice.The Mac- Cormackdifferenceequationwasusedtoobtainthenumericalsolutionsasfollows:Thepressuredistributionandvoidratioandsolidandgasvelocities. Andthemulti-pointignitionprocesswasanalyzed. Thecalculatedresultsareconsistentwiththeexperimentalonesandthealgorithmiseffective.
- mechanicsofexplosion,
- longpowderchamber,
- two-phaseflow,
- multi-pointignition