黃青管線冷熱油交替輸送過程特性研究

1、中國石油大學(xué)（華東）碩士學(xué)位論文黃青管線冷熱油交替輸送過程特性研究姓名：楊杰偉申請學(xué)位級別：碩士專業(yè)：石油與天然氣工程指導(dǎo)教師：李傳憲王國濤20090501StudyontheIntermittentTransportationofColdandHotOilforHuang—QingPipelineName(Oil&GasStorageandTransportationEngineering)DirectedbyProfessorLic

2、huanxianAbstractBasedontheactualsituationofHuang—Qingpipeline，amoreintegratedmodelofrestartingwasproposedbasedonthethermalhydrauliccouplingofcrudeoilinthepipelineandcouplingofcrudeoiltomediumoutsidethepipelineAndaccordin

3、gtothemathematicalmodelofsteadytemperaturefieldformedbypipelinesrunningsteadilyandNonsteadyhydraulic&thermodynamicmodelfortheintermittenttransportationofcoldandhotoil，therelevantsoftwareWasprogrammingbyusingthefiniteelem

4、emmethodanddoublecharacteristicmethodToobtainthebasicparametersforthesimulationofintermittenttransportationofcoldandhotoil，therheologicalpropertiesofthecrudeoilstransportedbypipelinewerestudiedbyusingrheologicalmeasuring

5、methodsTheoilflowparametersofthespecificpartofthepipelinewerealsotestedandtheirchangingrulesarestudiedduringthepropessofintermittenttransportationofcoldandhotoilmeanwhile，thechangingrulesofthethicknessofwaxdepositlayerfo

6、rthepipelinewerestudiedbydividingthepipelinesintothreepartsAndtheirchangingreasonswerealsoanalyzedThechangingrulesofoilparametersalongthepipelineduringtheprogressofintermittenttransportationofcoldandhotoilinHuangQingpipe

7、lineWassimulatedbythesoftwareMeanwhileitisalsocomparedwiththeactualparameterandshowsthattheerrorsbetweenthemⅥ惴reasonableinanysituationThelayingmethodandtheheattransfercoefficientofthesoilaroundthepipelinesfortheunderseap

8、artofHuang—QingpipelinewerealsoanalyzedwiththeactualrunningparameterAnditisshowedthatthispartisprobablyburiedintheseabedsoil，andhavingalargesoilthermalconductivityKeywords：intermittenttransportationofcoldandhotoil；temper