As the automotive industry is increasingly demanding on energy saving and environmental protection,people are taking more attention on the lightweight design and comfort of automobiles.Wheel vibration is one of the mo...As the automotive industry is increasingly demanding on energy saving and environmental protection,people are taking more attention on the lightweight design and comfort of automobiles.Wheel vibration is one of the most important parts of a vehicle performance.The dynamic characteristics of the vehicle are determined by the modal parameters of the vehicle system.The wheel also has a great influence on the vibration.Based on finite element method,we analyze wheel vibration performance.This research studies the effect of different damping properties on wheel frequency.By comparing of acceleration and speed of the wheel,we can improve the vibration performance of the vehicle.展开更多
Recently,as the automotive industry is increasingly demanding on energy saving and environmental protection,people are paying more attention to the lightweight design and comfort of automobiles.Casting is a very impor...Recently,as the automotive industry is increasingly demanding on energy saving and environmental protection,people are paying more attention to the lightweight design and comfort of automobiles.Casting is a very important part of wheel manufacturing.Casting method includes centrifugal casting,sand casting,high pressure casting,low pressure casting and so on.In this research,magnesium alloy wheel casting numerical simulation was carried out.Analysis of casting process was researched based on finite element theory,filling and solidification data at the end of the simulation were obtained for guidance of produce.展开更多
文摘As the automotive industry is increasingly demanding on energy saving and environmental protection,people are taking more attention on the lightweight design and comfort of automobiles.Wheel vibration is one of the most important parts of a vehicle performance.The dynamic characteristics of the vehicle are determined by the modal parameters of the vehicle system.The wheel also has a great influence on the vibration.Based on finite element method,we analyze wheel vibration performance.This research studies the effect of different damping properties on wheel frequency.By comparing of acceleration and speed of the wheel,we can improve the vibration performance of the vehicle.
文摘Recently,as the automotive industry is increasingly demanding on energy saving and environmental protection,people are paying more attention to the lightweight design and comfort of automobiles.Casting is a very important part of wheel manufacturing.Casting method includes centrifugal casting,sand casting,high pressure casting,low pressure casting and so on.In this research,magnesium alloy wheel casting numerical simulation was carried out.Analysis of casting process was researched based on finite element theory,filling and solidification data at the end of the simulation were obtained for guidance of produce.
