| Calculation and Test of Hitting Force of Firing Bullet on the Bulletproof Helmet |
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| 摘 要： | 1.INTRODUCTIONThebulletproofhelmetismadebyultrahighstrengthsteelplatethroughhotstamping.Theforceanddeformationarecomplexatfiringbullet.Itrelatestoplasticitydynamics,hotelasticity-plasticitymechanicsandcompoundmaterialdeformationmechanics.Therehasnotaccuratelytheorycomputation.Inthispapertaccordingtothetestdevicethatthebulletproofhelmetcoversthewoodheadmodel,wegettwosystemswhichcalculatethehittingforceatfiringbulletusingmomenttheoremandenergybalanceprinciple,andwealsocomparewiththetestresu…
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