hey nagi, thanks for reply
it is the meshing stiffness which is periodic at mesh frequency of gears which can act similar like linear spring, not gear's material stiffness.Which can be expressed as in fourier series.
hopes this information would help you
thank you
satish madrekar
Hi
This question is related to contact analysis between two gears when they are in meshing. Usually when gears are in mesh(tooth to tooth contact not ansys model mesh)they start to engage from its tip of tooth profile with the other mating gear and ends with with same form. But in between...