Co-simulation of Biomechanical Design for a Robotic Exoskeleton for the Lower Limb

Authors

  • E. Lugo Tecnológico de Monterrey Campus Ciudad de México
  • P. Ponce Tecnológico de Monterrey Campus Ciudad de México
  • A. Molina Tecnológico de Monterrey Campus Ciudad de México
  • S. Castro Tecnológico de Monterrey Campus Ciudad de México

Abstract

 

This work shows how the co-simulation increases the advantages and decreases the drawbacks for exoskeleton design. The proposed methodology has three stages: the design of a biomechanical part, the mechanical design and the control system. For the biomechanical analysis, OpenSim® solves the muscle-skeleton system and includes models for different conditions that can be used in the design process. SolidWorks® that is applied in assistive computer design evaluates the mechanical part of the exoskeleton and Matlab® solves the control system that takes over the exoskeleton. It allows getting a personalized design which simulates the complete walking movements, covering the kinematic restrictions to achieve a natural human movement and the user limitations when they have any problem for to walk. The results show how the co-simulation is applied to complete a virtual prototype and the programs are linked hand in hand. Although conventional simulation by one program can save money and time, it cannot solve the entire exoskeleton design problem; as a result the co-simulation is an excellent option in biomechanical, mechanical and control systems that need accurate and swift results in each part of the design process.

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Published

2014-05-15

How to Cite

Lugo, E., Ponce, P., Molina, A., & Castro, S. (2014). Co-simulation of Biomechanical Design for a Robotic Exoskeleton for the Lower Limb. Revista Mexicana De Ingenieria Biomedica, 35(2), 143–156. Retrieved from http://rmib.com.mx/index.php/rmib/article/view/218

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Research Articles

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