MODELING AND IDENTIFICATION OF DYNAMICS OF A HYDRAULIC ACTUATOR WITH A SPOOL VALVE. PART I. MODELING
ITMO University, Saint Petersburg, 197101, Russia; Associate professor
L. B. Freidovich
Umea University, Department of Applied Physics and Electronics, Sweden;
L. V. Nikiforova
ITMO University, Department of Control Systems and Informatics;
A. A. Losenkov
ITMO University, Saint Petersburg, 197101, Russian Federation; student, laboratory assistant
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Abstract. Approaches to the problem of modeling of hydraulic actuator are considered. A model for the spool dynamics consisting of a linear block and two static nonlinear subsystems is presented.
Keywords:
electrohydraulic actuator, spool valve dynamics, modeling, parameter identification