试验设计（DOE）

试验设计（DOE）二OO四年二月四日培训资料试验设计(DesignOfExperiment)指所有的有控制的輸入及有計划的結果分析的試驗。1DOEissimplyamethodofensuringthatthedatacollectedduringatrialortestisproperlycontrolledandanalyzed.ExamplesofDOE’sinclude:A.Testingacoatingweightof1.20grams/bulband1.30grams/bulbandanalyzingtheimpacton100hr.lumensofthetwodifferentcoatingweights.B.Testinganexhaustheadoverridespringwithakvalueof86N/magainstaspringwithakvalueof76N/mandanalyzingtheimpactoncrackedflanges.C.Testingtheimpactofchangingtheamountofepoxyinabaseonthetorsionrequiredtoremovethebase.D.Testingthecoatingweight,fillpressure,lehrtemperatureandE-mixweightallatoncetodeterminetheoptimalcombination.B.WhendoweuseaDOE?1.Duringtheimprovementphaseof6sigma2.WhenwemustdecipherwhatvariablesaremostimportantC.WhydoweuseDOE1.Nohumancandecipherinteractionsespeciallybeyondthe