Mechanical and mathematical spatial modelling of the truck-crane telescope boom

 

Radomir Mijailović

Ratko Šelmić

 

This paper analyzes the dynamics of the truck-crane telescope boom, using a relatively simple mechanical model consisting of elastic bodies and reduced to a mechanical system with three degrees of freedom. Such obtained theoretical results are verified by a numerical example in the case of variable force in the weight lifting rope. Finally, the results are compared with the results obtained by the static analysis of the same telescope boom.

  

Key words: truck-crane, telescope boom, deformation, dynamic model.

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