简介:Aboundaryintegralequationmethodisappliedtothestudyoftheinteractionofplaneelasticwaveswithaperiodicarrayofcollinearinplanecracks.Numericalresultsarepresentedforthedynamicstressin-tensityfactors.Theeffectsofthewavetype,wavefrequency,waveincidenceangle,andcrackspacingonthedynamicstressintensityfactorsareanalyzedindetail.