Adaptive control of an electrohydraulic servo system utilizing online estimate of its natural frequency

Mechatronics

Volumn 17, Issue 6, 2007, Pages 337-343

  Yanada, Hideki ^a   Furuta, Kazumasa ^b  

^a TOYOHASHI UNIVERSITY OF TECHNOLOGY   (Japan)

^b Harmonic Dr Systems Inc   (Japan)

Author keywords

Adaptive control; Electrohydraulic servo system; Natural frequency; Parallel feedforward compensator; Parameter estimation

Indexed keywords

ADAPTIVE CONTROL SYSTEMS; ELECTROHYDRODYNAMICS; EQUATIONS OF MOTION; FEEDFORWARD CONTROL; NATURAL FREQUENCIES; PARAMETER ESTIMATION;

ELECTROHYDRAULIC SERVO (EHS) SYSTEM; OPTIMAL VALUES; PARALLEL FEEDFORWARD COMPENSATOR (PFC); PARAMETER VARIATIONS;

SERVOMECHANISMS;

EID: 34249981199     PISSN: 09574158     EISSN: None     Source Type: Journal    
DOI: 10.1016/j.mechatronics.2007.04.007     Document Type: Article

References (7)

1. Kaufman H., Barkana I., and Sobel K. Direct adaptive control algorithms: theory and applications. 2nd ed. (1997), Springer
2. Iwai Z., Egarashi T., Hino M., Takahashi M., and Kyoizumi K. Application of simple adaptive control method to positioning control of a hydraulic servo system. Trans Jpn Soc Mech Eng (Ser C) 61 590 (1995) 3991-3998 [in Japanese]
3. Tsukamoto N., and Yokota S. Two-degree-of-freedom control including parallel feedforward compensator (The effectiveness in the control of 6-link electro hydraulic serial manipulators). Trans Jpn Fluid Power Syst Soc 34 6 (2003) 126-133 [in Japanese]
4. Zeheb H. A sufficient condition for output feedback stabilization of uncertain systems. IEEE Trans Automat Control AC-31 11 (1986) 1055-1057
5. Iwai Z., and Mizumoto I. Robust and simple adaptive control. Int J Control 55 6 (1992) 1453-1470
6. Kyouizumi K., Fujita Y., and Ebihara Y. Simple adaptive control method with automatic tuning of PFC and its application to positioning control of a pneumatic servo system. Trans Inst Sys Control Inform Engrs 14 3 (2001) 102-109 [in Japanese]
7. Ichiyanagi T, Nishiumi T, Katoh H. Real-time identification using a self-exited oscillation method to an electrohydraulic servo system. In: First international conference on computational methods in fluid power technology; 2003. pp. 423-31.