ISSN 0021-3454 (print version)
ISSN 2500-0381 (online version)
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9
Issue
vol 60 / SEPTEMBER, 2017
Article
UDC 681.5.015

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

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


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Abstract.   A method for identification of dynamic model parameters is suggested for the case when only pressures in the hydraulic cylinders but not the valve displacements are measured. The approach is verified by presented results of experiments.
Keywords: valve, hydraulic system, mathematical model, identification