24 Oct '15, 9am

#CrashTestDummy Tenses Up Before Impact #EETimes #LSDyna #StackDesignAuto #FEA #Ford #Toyota #GM #BM…

Since about 2006, virtual crash test dummies complement the existing variety of “real” ones, enabling car developers to test the effect of a collision in the computer instead of destroying expensive cars (and sometimes even the test dummies) in real-world crashes. Toyota’s new digital dummy models utilize insights gathered from the analysis of real accidents, which show that about 50% of all drivers try to avoid an imminent collision through emergency braking or an abrupt evasive manoeuver. The driver as well as the other passengers of the vehicle react instinctively and adopt a tense attitude. This behavior influences the forces that affect these persons during the crash. The new THUMS allow simulating and displaying the variety of potential attitudes. The detailed computer analysis gives information about the efficiency of the safety belts, airbags, and active safety sys...

Full article: http://www.eetimes.com/document.asp?doc_id=1327088&piddl_...

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