资源描述：
《Cavitation damage of the medium carbon steel Implementation of image analysis》由会员上传分享，免费在线阅读，更多相关内容在学术论文-天天文库。
1、Availableonlineatwww.sciencedirect.comMaterialsLetters62(2008)953–956www.elsevier.com/locate/matletCavitationdamageofthemediumcarbonsteel:ImplementationofimageanalysisMarinaDojcinovic⁎,TatjanaVolkov-HusovicFacultyofTechnologyandMetallurgy,UniversityofBelgrade,Ka
2、rnegijeva4,11000Belgrade,SerbiaReceived21May2007;accepted12July2007Availableonline17July2007AbstractCavitationdamageofthemediumcarbonsteelwasperformedusingthemodifiedvibratorycavitationtestsetup.Erosionratesweremeasuredbyanalyticalmethod.Themorphologyofdamageund
3、ercavitationactionwasdeterminedbyopticalmicroscopytechniques.Imageanalysiswasusedfordeterminationchangeoftheratioofferriticphaseintheheattreatedmediumcarbonsteelduringcavitationaction.ImplementationofimageanalysiswasdonebyImageProPlusProgram.©2007ElsevierB.V.All
4、rightsreserved.Keywords:Cavitation;Mediumcarbonsteel;Opticalmicroscopy;Ferriticphase;Imageanalysis1.IntroductionCommitteeonWearandErosioninaninterlaboratorytestcarriedoutin1969.Cavitation,oneofthemechanismsofliquiderosion,ImageProPlusisasoftwarepackageusedforima
5、gecharacterizedbythegenerationandthecollapseofvaporacquisition,enhancementandanalysis.Thesoftwarehasthestructureinliquid,occursfrequentlyinhydraulicmachinerysuchabilitytoreadandgenerateimagedatainmanyformats,aspumps,turbineandpropellers[1,2,3].Thepressurewavesin
6、cludingTFF,LPEG,BMPandTGA.Imagedatacanbeemittedduringthecollapsesofvaporstructuresinteractwithenhancedusingalargevarietyofcolorandcontrastfilters.neighboringsolidsurfaces,leadingtomaterialdamage[4,5,6].ProgramenablesuserstotraceandcountobjectsmanuallyorThepurpos
7、eofmostlaboratorytestsoncavitationerosionistoautomatically.Objectattributessuchasarea,length,anddiameterpredictthematerialperformanceundercavitationattackinafull-canbemeasured,andtheimagecanbecalibratedtothedesiredscalehydraulicmachineorstructure.Asthecourseofer
8、osionisunitofmeasure[7].Intheframeworkofthisresearch,ImageProgenerallyknowntodependessentiallyoncavitationimpactsPlusProgramwasusedforimageanalysisofmicrostructureofd
