风力发电增速器齿轮齿廓修形有限元分析

Finite Element Analysis on Profile Modification in Speed Increase Gearbox for the Wind-driven Generator

简要介绍了齿廓修形的原理,详细介绍了齿廓修形参数的表达方式和选择原则。建立了多齿有限元接触分析模型,给出了计算齿廓修形量的方法,考察了修形前后齿间载荷分配和接触线上载荷分布情况。

The principle of profile modification is introduced briefly.The definition of tooth modification parameters is present in detail.Finite element model of multiple pairs of contact teeth is established.The calculation method of tooth modification magnitude is given.The load sharing between teeth and the load distribution on contact lines of modified and un-modified gear is investigated.