简介：AdataacquisitionsystembasedonLabVIEWisdesignedandimplemented,andelectro-discharge(ED)finetruingofmetal-bondedfine-graindiamondwheelbasedonreal-timemonitoringisresearched.Real-timemonitoringnotonlymakesefficientimpulsespecificationofEDtruingeasilyobtained,butalsoisgoodfortimelyidentifyingno-load,avoidingshortcircuitandarcdischargephenomenaandthenforobtainingnormalmachiningstate.EDfinetruingofthefine-grainwheelincludestwosteps:roughtruingforhighefficiencyandfinetruingforhighprecision.FinalEDtruingprecisionandefficiencynotonlydependonelectricprocessspecification,butalsoisconcernedwithelectrodeshape,insulatedperformanceofoperatingfluidandverticalfeedquantityvalueandfrequency.ExperimentsindicatethatEDfinetruingbasedonreal-timemonitoringcanimprovethetruingprecisionandefficiency.AveragemachiningefficiencyofW10wheelisabout0.95μm/min;thefinalrun-outbyEDtruingislessthan2μm.

简介：C.I.AcidRed73(AR73)wastewaterwastreatedbycross-flownanofiltrationcouplingelectro-catalyticoxidationusinganNF90membraneandaTi/SnO2–Sbanodepreparedviaelectrodeposition.ExperimentsconductedforstandardelectrochemicaldegradationofAR73studiedthereactionrateofremovingAR73usingtheTi/SnO2–Sbanode.Acomputationalfluiddynamics(CFD)modelwasdevelopedtopredictthepermeatefluxunderalaminarflowregime,includingtheeffectsofoperatingpressure,appliedpotential,initialconcentration,andcross-flowvelocityonthiscouplingprocess.Thevariationsofthemembranesurfaceconcentrationandpermeatefluxalongthelengthofthechannelwerequantified.Theexperimentalresultswerecomparedwiththosepredictedbythemodel,andtheyagreedwell.