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ABSTRACT
Researchhasshownthatnearly80%ofthecostsandproblemsarecreatedinproductdevelopmentand
thatcostandqualityareessentiallydesignedintoproductsintheconceptualstage.Currentlyfailure
identificationprocedures(suchasFMEA,FMECAandFTA)anddesignofexperimentsarebeingusedfor
qualitycontrolandforthedetectionofpotentialfailuremodesduringthedetaildesignstageorpostproduct
launch.Thoughallofthesemethodshavetheirownadvantages,theydonotgiveinformationasto
whatarethepredominantfailuresthatadesignershouldfocusonwhiledesigningaproduct.Thiswork
usesafunctionalapproachtoidentifyfailuremodes,whichhypothesizesthatsimilaritiesexistbetween
differentfailuremodesbasedonthefunctionalityoftheproduct/component.Inthispaper,astatistical
clusteringprocedureisproposedtoretrieveinformationonthesetofpredominantfailuresthatafunction
experiences.Thevariousstagesofthemethodologyareillustratedusingahypotheticaldesignexample. |
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