ISSN 0021-3454 (print version)
ISSN 2500-0381 (online version)
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5
Issue
vol 60 / MAY, 2017
Article
UDC 681.5.015

MODELING AND IDENTIFICATION OF DYNAMICS OF A HYDRAULIC ACTUATOR WITH A SPOOL VALVE. PART I. MODELING

S. V. Aranovskiy
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


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