... with modified dual-observer are effective with high tracking performance. 03 10 2010 15 06 2011 06 12 2011 06 12 2011 adaptive control compensation control system synthesis evolutionary computation friction hydraulic control equipment parameter estimation servomechanisms...

... to verify the effectiveness of the proposed method. 25 08 2008 12 11 2010 25 03 2011 25 03 2011 closed loop systems delay systems hydraulic control equipment hydraulic systems linear systems Markov processes networked control systems position control predictive control...

... 2009 control nonlinearities electromagnets hydraulic control equipment on-off control solenoids valves hydraulic valve analytical model electromagnetics poppet model validation High speed, on/off valves are an enabling technology for exciting new advances in fluid power...

... 0018-9286 10.1109/9.599974 , 42 , pp. 946 – 955 . 27 11 2003 05 03 2005 control system synthesis frequency-domain synthesis robust control servomechanisms hydraulic control equipment test equipment Repetitive control reduces error in systems with periodic...

... 5, 2003. Associate Editor: H. M. Sardar. 10 January 2003 05 May 2003 12 04 2004 pumps hydraulic systems hydraulic control equipment position control Swash-plate type axial-piston pumps are used to efficiently supply flow and pressure for hydraulic circuitry...

... ” = Subscript related to hysteresis “ t ” = Subscript related to torque “ d ” = Subscript related to displacement servomechanisms valves hysteresis stepping motors control nonlinearities hydraulic control equipment Servo valves used in fluid power control...

.... servomechanisms root loci valves hydraulic control equipment dynamics pressure control flow control nonlinear control systems poles and zeros 01 February 2001 23 07 2002 Contributed by the Dynamic Systems and Control Division for publication in the JOURNAL OF DYNAMIC SYSTEMS...

... OF DYNAMIC SYSTEMS, MEASUREMENT, AND CONTROL . Manuscript received by the Dynamic Systems and Control Division July 2001. Associate Editor: S. Nair 01 July 2001 23 07 2002 pumps hydraulic control equipment fluid oscillations oscillations In hydraulic power systems, displacement...

... control hydraulic control equipment valves solenoids Oil Hydraulic Three-Way Solenoid Valve Pulse Width Modulation Pressure Control Performance When designing and constructing a hydraulic servo control system, generally proportional valves or servo-valves are used that are capable...

... Editor: S. Nair. hydraulic systems hydraulic control equipment valves dynamics feedback Hydraulic systems, as power sources and transmissions, offer many advantages over electromechanical or purely mechanical counterparts in terms of power density, flexibility, and portability. Many...

... hydraulic control equipment servomechanisms valves nonlinear control systems In this paper we consider orifice and leakage flows between a servovalve spool and valve body. Such flow is a key consideration in precision positioning applications. An ideal servovalve has perfect geometry, so...

... November 1999 pumps hydraulic control equipment damping reduced order systems nonlinear control systems vibration control Swash-plate controlled hydraulic axial-piston pumps convert rotating mechanical power to fluid power while simultaneously permitting continuous variation...

... improvement in the performance of engine mounting systems definitely plays an important role in resolving such conflicting requirements. automobiles internal combustion engines damping vibration isolation reviews optimisation optimal control elastomers hydraulic control equipment 09...

.... Conrad. 14 April 1999 hydraulic control equipment hydraulic systems valves feedback servomechanisms In the case of the nearly closing neutral position, the steady rotational velocity of the hydraulic motor is properly approximated as the linear function of the valve...

... control equipment controllers Lyapunov methods tracking friction pressure Hydraulic systems are important actuators in modern industry, principally because they have a high power/mass ratio, fast response, and high stiffness: a combination unmatched by any other commercial technology...

... . Manuscript received by the Dynamic Systems and Control Division July 1, 1998. Associate Technical Editor: S. D. Fassois. 01 July 1998 valves hydraulic control equipment feedback closed loop systems three-term control road vehicles testing mechanical variables control...

... March 1998 hydraulic control equipment servomechanisms vibration control computerised control microcomputer applications feedback nonlinear control systems linearisation techniques compensation A special kind of stick-slip vibration of micron order of magnitude (hereafter...

... without cart. ( a ) Simulated, ( b ) measured. 10 Set position control responses with cart. ( a ) Simulated, ( b ) measured. hydraulic control equipment electrorheology valves neural nets feedback control systems A hydraulic system is very important for a large number...

... SYSTEMS, MEASUREMENT, AND CONTROL . Manuscript received by the Dynamic Systems and Control Division June 26, 1997. Associate Technical Editor: R. S. Chandran. 26 June 1997 hydraulic control equipment valves control systems fluidic devices controllers Most hydraulic system loads...