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GEAR DYNAMIC CONTACT ANALYSIS USING LSDYNA

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(@geardyn-1)
Lab Tech
Joined: 5 years ago
Spur gear Contact analysis is been carried out :
-the literature review i had carried out to understand how others had approached this analysis, gives the brief summary  that : A rotational speed is applied to the driving gear (pinion gear) and a torque is applied to the driven gear (output gear). this should be a resistance moment.

My concern is how to incorporate the Torque to the output gear ? which Lsdyna card should i use. ( i tried many options , but it dint work) Please let me know how to input torque / resistive moment to the other gear ?( Or To apply a rotational stiffness : moment vs rotational angle  ) 

 
  The main doubts regarding the Boundary Conditions (BC) used : they are :
1. Angular velocity  rad/min is given to Pinion/ Driving gear & Torque  N/mm is given to driven gear  : i wanted to know how the boundary condition  Torque can be incorporated ?
2.  analysis carried out using  Explicit solver gives a non- smooth contact . how to get a smooth engagement ?







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