Gear Noise and Vibration P02

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Gear Noise and Vibration P02

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can be done on a test rig out in the main works or sometimes even on the equipment while running normally. However, the basic idea is that pitch, profile and helix errors may combine with tooth bending, gear body distortions and whole gear body deflections to give an overall relative deflection (from smooth running) at the meshpoint between the gears. It is also difficult to convince gear engineers that there is a very big difference between roll (double flank) checking, which is extremely cheap and easy, and T.E. (single flank) checking since they give rather similar looking results. Unfortunately, there...

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