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1、HighVoltagePowerSuppliesforElectrostaticApplicationsCliffScapellati,VicePresidentofEngineeringAbstractHighvoltagepowersuppliesareakeycomponentinelectrostaticapplications.Avarietyofindustrialandscientificapplicationsofhighvoltagepowersuppliesarepresentedforthescientist,engineer,sp
2、ecifieranduserofelectrostatics.Industrialprocesses,forexample,requiresignificantmonitoringofoperationalconditionsinordertomaximizeproductoutput,improvequality,andreducecost.Newadvancesinpowersupplytechnologyprovidehigherlevelsofmonitoringandprocesscontrol.Scientificexperimentscan
3、alsobeinfluencedbypowersupplyeffects.outputaccuracy,stability,rippleandregulationarediscussed.Contributingeffectssuchasoutputaccuracy,stability,rippleandregulationarediscussed.I.IntroductionTheuseofhighvoltageinscientificandindustrialapplicationsiscommonplace.Inparticular,electro
4、staticscanbeutilizedforavarietyofeffects.Broadlystated,electrostaticsisthestudyofeffectsproducedbyelectricalchargesorfields.Theapplicationsofelectrostaticscanbeusedtogeneratemotionofamaterialwithoutphysicalcontact,toseparatematerialsdowntotheelementallevel,tocombinematerialstofor
5、mahomogeneousmixtureandotherpracticalandscientificuses.Bydefinition,theabilityofelectrostaticeffectstodoworkrequiresadifferenceinelectricalpotentialbetweentwoormorematerials.Inmostcases,theenergyrequiredtoforceapotentialdifferenceisderivedfromahighvoltagesource.Thishighvoltagesou
6、rcecanbeahighvoltagepowersupply.Today'shighvoltagepowersuppliesaresolidstate,highfrequencydesigns,whichprovideperformanceandcontrolunattainableonlyafewyearsago.Significantimprovementsinreliability,stability,control,sizereductions,costandsafetyhavebeenachieved.Bybeingmadeawareofth
7、eseimprovements,theuserofhighvoltagepowersuppliesforelectrostaticapplicationscanbenefit.Additionally,uniquerequirementsofhighvoltagepowersuppliesshouldbeunderstoodastheycanaffecttheequipment,experiments,processorproducttheyareusedin.II.OperationalPrinciplesofHighVoltagePowerSuppl
8、ies14Asimplifiedschematicdiagramofahighv