Abstract
Precise modelling of servo-pneumatic actuation plants continues to remain a major challenge. In this work, the complete mathematical model of a double-acting pneumatic cylinder with cushioning sections at both ends of the piston stroke has been developed. The proposed model considers the entire stroke of the piston, including cushioning sections as these sections affect the positioning accuracy of the piston. A pulse width modulation algorithm has been applied to control the position of the pneumatic cylinder. Computer simulation and experimental tests have been carried out on the developed model. The results of simulation and experimental studies have been shown to yield a better performance compared with existing mathematical models.
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Najafi, F., Fathi, M. & Saadat, M. Dynamic modelling of servo pneumatic actuators with cushioning. Int J Adv Manuf Technol 42, 757–765 (2009). https://doi.org/10.1007/s00170-008-1635-x
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DOI: https://doi.org/10.1007/s00170-008-1635-x