Flammablelimitsandcombustionpressureofnaturalgas

containingcarbondioxide

QIAN Xin-ming; ZHENG Yuan-pan; ZHANG Ying-an; WANG Feng; ZHANG De-ping; FENG Chang-gen; LIU Zhen-yi; HUANG Ping

doi:10.11883/1001-1455(2010)05-0523-06

Volume 30 Issue 5

May 2014

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Article Navigation > Explosion And Shock Waves > 2010 > 30(5): 523-528

QIAN Xin-ming, ZHENG Yuan-pan, ZHANG Ying-an, WANG Feng, ZHANG De-ping, FENG Chang-gen, LIU Zhen-yi, HUANG Ping. Flammablelimitsandcombustionpressureofnaturalgascontainingcarbondioxide[J]. Explosion And Shock Waves, 2010, 30(5): 523-528. doi: 10.11883/1001-1455(2010)05-0523-06

Citation:

QIAN Xin-ming, ZHENG Yuan-pan, ZHANG Ying-an, WANG Feng, ZHANG De-ping, FENG Chang-gen, LIU Zhen-yi, HUANG Ping. Flammablelimitsandcombustionpressureofnaturalgas containingcarbondioxide[J]. Explosion And Shock Waves, 2010, 30(5): 523-528. doi: 10.11883/1001-1455(2010)05-0523-06

Citation:

QIAN Xin-ming, ZHENG Yuan-pan, ZHANG Ying-an, WANG Feng, ZHANG De-ping, FENG Chang-gen, LIU Zhen-yi, HUANG Ping. Flammablelimitsandcombustionpressureofnaturalgas containingcarbondioxide[J]. Explosion And Shock Waves, 2010, 30(5): 523-528. doi: 10.11883/1001-1455(2010)05-0523-06

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Flammablelimitsandcombustionpressureofnaturalgas containingcarbondioxide

doi: 10.11883/1001-1455(2010)05-0523-06

1.
StateKeyLaboratoryofExplosionScienceandTechnology,
2.
BeijingInstituteofTechnology,Beijing 100081,China;
3.
SchoolofComputerandCommunicationEngineering,ZhengzhouUniversityofLightIndustry,

Funds:

NationalST MajorProject(2008ZX05054)

NationalBasicResearchProgramofChina(973Program)(2006CB705800)

More Information

Corresponding author: ZHENG Yuan-pan
Publish Date: 2010-09-25

Abstract

Abstract

A modifiedHartmanntubewasusedastheprincipalpartoftheexperimentalsetuptotest theflammablelimitsandcombustionpressureofnaturalgascontainingcarbondioxideatroomtemperatureandatmosphericpressure. Thetriangularflammabilitydiagramandthecombustionpressure distributionwereexperimentallyobtainedfornaturalgascontainingcarbondioxide.Investigatedresultsdisplaythatnaturalgascontainingcarbondioxidehasanarrowerflammabilityregionandlower explosionviolencethanpurenaturalgasdoes.Whenthevolumefractionofcarbondioxideexceeds 13.86%inthemixturegasformedbyleakednaturegasandair,themixturegascanloseflammability. Forthemethane-air-carbondioxidemixturegasintheflammabilityregion,thecombustionpressuredecreaseswiththevolumeratioincreaseofcarbondioxidetomethane.
- mechanicsofexplosion,
- flammablelimits,
- Hartmanntube,
- naturalgas,
- combustionpressure,
- carbondioxid