Optimum design of automobile gearbox based on Lingo10.0 software

According to the design request and characters of a sort of truck,the optimum mathematical model of the truck's gearbox was set up to decrease weight when the strength and stiffness of the parts are permitted.The truck's gearbox was optimized by Lingo10.0 software and the result was compared with other result obtained with other optimum method.The result manifests that the period can be shortened,the weight can be reduced and the cost can be lowered and a satisfactory global optimum result can be achieved through the parameters of the truck's gearbox with Lingo10.0 software.