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时间:2019-05-22
《川气东送天然气管道线路水合物形成预测》由会员上传分享,免费在线阅读,更多相关内容在行业资料-天天文库。
1、万方数据2013年第5期管通技木PipelineTechnique5设各andEquipment2013No.5川气东送天然气管道线路水合物形成预测陈利琼1,卢德秀1,沙晓东2,张淳3(1.西南石油大学,四川成都610500;2.中国石化天然气川气东送管道分公司,湖北武汉430000;3.中国石油工程设计有限公司新疆设计院,新疆克拉玛依834000)摘要:为了更好地预测、分析和处理水合物造成的不良后果,以川气东送管道为例讨论了天然气水合物的形成原因,提出了输气管线水合物预测模型,并建立了水合物形成预测的压力和温度计算模型,编制了“水合物预测软件”,预测该管道线路和场站的水合物形成条
2、件和易形成水合物的区域。文中通过以上方法很好地预测了川气东送管道水舍物的形成区域及情况,该预测方法可用于天然气管道线路水合物的形成预测。关键词:水合物;形成条件;预测模型;川气东送;天然气管道中图分类号:TE832文献标识码:A文章编号:1004—9614(2013)05—0004—03PredietionoftheFormationoftheHydratesontheNaturalGasPipelineRouteintheSichuan-EastGasTransportProjectCHENLi—qiong‘,LUDe—xiul,SHAXiao-don92,ZHANGChun’(
3、1.SouthwestPetroleumUniversity,Chengdu610500,China;2.ChinaPetrochemicalNaturalGasSichuan-EastGasTransmissionPipelineCompany,Wuhan430000,China;3.TheXinjiangDesignInstituteofChinaPetroleumEngineeringCo.,Ltd.,Karamay834000,China)Abstract:Hydratehaverepeatedlycasuedcorrosionandiceplugphenomena,thu
4、saffectingthenormalproductionandsafeoperationofgastransportline,andevenledtosomeshutdownevents.Inordertobettertheforecast,analysisandtreatmentofthehydratescasuedbyadverseconsquenees,withtheSiehuan-Eastgastransportpipelinetakenasaparticularexampletodiscussthereasonforthenaturalgashydratesformat
5、ion,thispaperproposesgaspipelinehydratepredictingmodelassumptionsandfoeeasta—nalysissteps.Itmakesthehydreatesformationpredictionofthepressureandtemperaturecalculationmodel,andpmgrammes“thehydratepredictionsoftware”topredictSiehuan—Eastgastransportpipelinenuturalgaspipelineandstationsofhydratef
6、ormationconditionsandgashydrateseasierformationregion.“Hydratepredictionsoftware”composedoftwopartsisdesignedbytheMat-labsoftware.Foruseinthepredictionmoduleofnaturalgashydratesformationtemperaturesandinthepipelineofnaturalgashy—dratesformationcondition.Inthispaper,withtheabovemethodforagoodpr
7、edictionofsituationsintheSichuan·Eastgashydrateforamtionregio,wecallknowthatthemethodcanbewellusedinnaturalgaspipelinehydratesformationprediction.Keywords:hydrate;formationcondition;predictionmodel;Sichuan-Eastgastransmission;naturalgas
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