Incremental harmonic balance method for analysis of standard/smart vehicles-to-rigid barrier frontal collision
Incremental harmonic balance method for analysis of standard/smart vehicles-to-rigid barrier frontal collision
- New search for: Elmarakbi, Ahmed
- New search for: Zu, Jean
- New search for: Elmarakbi, Ahmed
- New search for: Zu, Jean
The aim of this paper is to investigate and to enhance crashworthiness of frontal barrier impact using a new idea of crash improvement. Two different types of smart front-end structure are proposed to support the function of the existing vehicle. The work described includes developing and analysing mathematical models of vehicle-to-rigid barrier full and offset frontal collision events for the two types of smart front-end structure. In these models, vehicle components are modelled by lumped masses and nonlinear springs. Moreover, the hydraulic cylinders are represented by non-linear damper elements. In this paper, the dynamic responses of the crash events are obtained with the aid of analytical approach using the Incremental Harmonic Balance Method (IHBM). In addition, the intrusion injury and occupant deceleration are used for interpreting the results. It is demonstrated from simulation results that significant improvements to both intrusion and deceleration injuries are obtained using the smart front-end structures.
Document information
Incremental harmonic balance method for analysis of standard/smart vehicles-to-rigid barrier frontal collision
IHB-Methode zur Analyse des Frontalaufpralls der intelligenten sowie Standard-Fahrzeuge auf eine steife Schranke
International Journal of Vehicle Safety (Online) ; 2 , 3 ; 288-315
2007
28 Seiten, 18 Bilder, 21 Quellen
Article (Journal)
English
Anwendung im Fahrzeugbau , Bewegungsgleichung , Bewegungsanalyse , Anfangsbedingung , Freiheitsgrad , Hydraulikzylinder , Modellbildung , Steifigkeit , Nichtlinearität , Federungselement , Rechnersimulation , mathematisches Modell , Aufprallenergieabsorptionsvermögen , Pkw (Personenkraftwagen) , Aufprallversuch , technische Entwicklung , dynamisches Verhalten , Schranke , Auslegung (Dimension)
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