变压吸附数值模拟的研究

，，，，，，，、、。，，，，，。，。，，，。、、、、。，。，。，：（），。（），，，，。，，，，。11.1，、、、，、。，，。，：（）；（）；（）。（，610225）：：（—），，，，，，。，、，。，，；，。，。：：：CoalChemicalIndustryNo.4TotalNo.143Aug.2009。。。，、。，。，：、（，）（）。，，。，（）。，。，，。（）。，。，、。，。，，，，、、，。1.2，，，，，。、，，，，，。，，，。，（），。、，，，。、、。，。，。，，。、，。。，，。2，，、、，，，，，。2.1（，）。，，。，，，：，，，。，。，，，，。，，。，，。，、、、、、。2.2，、，。，，，，，，，，。，。，。，，，，，、。2.3，，。、。，，、。，，，、、。2.4，、、，，，。，、。，，。，，，。，，，，，，、、、、、、。，。3，，。，，，。：：（40）StudyontheNumericalSimulationofPressureSwingAdsorptionBuLingbing,GaoYuchuan,ZhangJianfeng,YangYunandLiXiaorong(PSABusinessGroup,SichuanTianyiScienceandTechnologyCo.,Ltd.,Chengdu610225)AbstractBasedonthecontrolequationofPressureSwingAdsorption(PSA),theinstantbalancemodel,thelineardrivingforcemodelandtheporediffusionmodelwereanalyzed,andthesystemofsoftwaresimulatepressureswingad-sorptionwasalsodiscussed.Usingofthe3DFluidDynamicssimulationsoftwarecansimulateandoptimizethegasspreaderandtheinternalsofthecolumn,andoptimizethefluiddynamicscapabilityoftheprogramcontrolvalve.Usingofthe1DFluidDynamicssimulationsoftwarecansimulateandoptimizethepipingofthePSAsystem.Tosimulatethemicro-cosmicflowdetailsandthemacroscopicaloperationstatusofthePSAsystemwithlargecommercialsoftwareisthedeve-lopmenttrendofthePSAnumericalsimulationandthesystemoptimization.Keywordspressureswingadsorption,numericalsimulation,fluiddynamics(32)，，，。4.2，，，，。4.3，，。：，，：，，，，，，，，，，，，，：ExperimentandStudyontheFactorsImpactingtheFormingofBriquettesYangFengling1,GaoYujie1,ZhangYuanyuan1,GaoLisheng2andChengFangqin1(1.ShanxiUniversity,Taiyuan030006;2.ShanxiTianyuEnvironmentalProtectionTechnologyCo.,Ltd.,Taiyuan030006)AbstractThispapershowssuchfactorsasgrainsizecompositionofthefeedstock,formingpressureandthemois-turecontentthatimpacttheformingofthebriquettesthroughanalysisandresearch.Theexperimentsindicatedthatwiththeincreaseoftheamountoffinecoalofwhichthesizeisbelow0.5mm,thestrengthofbriquettesisalsoimproved.Butiftheamountoffinecoalistoomuch,itisdisadvantageoustotheformingofthebriquettes.Optimumstrengthcanbeob-tainedwhentheproportionoffinecoalwhosesizeisbelow0.9mmisaround80%.Forbestformingofthebriquettes,itisadvisabletohavethepressureof25MPaandthemoistureadditionof10%.Keywordsfinecoalbriquetting,grainsizecomposition,formingpressure,formingmoisture!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!