基于正位移原理的壓力交換器能量傳遞過程動力學數(shù)值模擬.pdf

1、大連理工大學碩士學位論文基于正位移原理的壓力交換器能量傳遞過程動力學數(shù)值模擬姓名：鞠茂偉申請學位級別：碩士專業(yè)：安全技術及工程指導教師：周一卉20060601基于正位移原理的壓力交換器能量傳遞過程動力學數(shù)值模擬DynamicsResearchandNumericalSimulationofPositiveDisplacementFluidPressureEnergyRecoveryProcessAbstractTheprocessind

2、ustryoftendealswitllllighpressurefluid；alotofliquidpressureenergyintheprocesswasletoutdirectlyIftheenergyCallberecycled，theconsiderableoperatingcostcartbesavedandhigherefficiencycanbeobtaincdEnergyrecoveryofnuidwithhi【gh

3、pressurehasbecomeoneofthekeyfactorswhichdecreasespecificenergyconsumptionTherefore，theprocessindustryhasbeenapplyingfluidenergyrecoveringtechnologytoachievethebestandthemostefficientdispositionofenergyallovertheworldInCh

4、inathecomprehensivepressureandenergyutilizationindustryhasalreadybeentakenasthekeydevelopingfieldTheresearchonthecomprehensiveutilizationoffluidenergyissosignificantthatitcan硪ngbothsocialeffectsandeconomicreturnsTheSeawa

5、terReverseOsmosis(swRo)systemandtheSyntheticAmmonia(SA)processaretheimportantpartsofapplicationfieldinfluidpressurerecoveryAnewpressureexchangerdevicewhichismanufacturedbyforeigncountriestransferstheenergyfromtheconcentr

6、atestreamdirectlytothefeedstreamThisdirect，positivedisplacementapproachresultsinanettransferefficiencyofover95％However，ourcountryfallsbehindthedevelopedcountriesintheseresearchesTllispaperfocusesonthetechnologyandequilzl

7、mentofliquidpressureenergyrecoveryandgivesanalysisandcomparisonofdifferenttypesoftechnologiesRotaryPressureExchangerwhichisbasedonpositivedisplacementprincipleisstudiedinthispaperCombiningwimtheindustrialappliedinstanceo

8、fSeawaterReverseOsmosisandemployingthetheoreticalcomputationresearchmethodsupplementedbytheexperiment，thepapermakesadeepresearchonfollowingquestions1Analyzingtheworkprincipleofpressureexchangerandthedesignprincipleofroto

9、randendcovers，mainlyresearchingthestartupmodeandstartingprocessoftheRotaryPressureExchanger2Decidingonthetechnicalparametersandgeometricparameters，andbuildingupthecalculationmodelofliquidpressurerecoverypmcess3Makingtheo