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复合织构化压裂泵柱塞密封副动压润滑性能仿真研究.docx

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复合织构化压裂泵柱塞密封副动压润滑性能仿真研究 Title:SimulationStudyontheDynamicPressureLubricationPerformanceofthePlungerSealingAssemblyintheComplexFracturingPump Abstract: Thedynamicpressurelubricationperformanceoftheplungersealingassemblyisacriticalfactoraffectingtheoverallperformanceandlifespanofcomplexfracturingpumps.Inthisstudy,asimulationapproachisproposedtoevaluatethelubricationperformanceoftheplungersealingassembly.Thesimulationresultsprovidevaluableinsightsforoptimizingthedesignandoperationofthepump,ultimatelyleadingtoimprovedefficiencyandreliability. 1.Introduction: Fracturingpumpsarevitalequipmentintheoilandgasindustry,usedforhydraulicfracturingoperations.Theplungersealingassemblyplaysacrucialroleinensuringtheefficientandeffectiveoperationofthepump.However,thelubricationoftheplungersealingassemblyischallengingduetothehighpressureanddynamicnatureoftheoperation.Inthispaper,wepresentasimulation-basedapproachtostudythelubricationperformanceoftheplungersealingassembly,aimingtoenhancethepump'soverallperformanceandlifespan. 2.Methodology: Tosimulatethedynamicpressurelubricationoftheplungersealingassembly,acomputationalfluiddynamics(CFD)modelisdeveloped.Themodelconsidersthefluidflowcharacteristics,includingpressuredistributionandvelocityprofiles,aswellasthestructuralinteractionsofthesealingcomponents.Thekeylubricationparameters,suchasfilmthickness,contactpressure,andfrictionalforces,areanalyzedtoevaluatetheoveralllubricationperformance. 3.PlungerSealingAssemblyDesign: Theplungersealingassemblyconsistsofvariouscomponents,includingtheplunger,packing,stuffingbox,andfluidend.Thedesignofthesecomponentsgreatlyimpactsthelubricationperformance.Thissectiondiscussesthedesignconsiderationsandoptimizationstrategiesforeachcomponent,emphasizingtheimportanceofachievingabalancebetweensealingefficiencyandlubricationeffectiveness. 4.SimulationResultsandAnalysis: Thesimulationresultsprovidevaluableinsightsintothelubricationperformanceoftheplungersealingassembly.Thepressuredistributionandvelocityprofiles