Title :
Nonlinear system identification of hydraulic actuator friction dynamics using a finite-state memory model
Author :
Kwak, Byung-Jae ; Yagle, Andrew E. ; Levitt, Joel A.
Author_Institution :
Dept. of Electr. Eng. & Comput. Sci., Michigan Univ., Ann Arbor, MI, USA
Abstract :
We present a finite-state memory model for parametric system identification of the lip seal friction process in a hydraulic actuator. The performance of the finite-state memory model is compared with two Hammerstein type models using experimental results
Keywords :
actuators; hydraulic systems; lubrication; nonlinear systems; parameter estimation; seals (stoppers); sliding friction; Hammerstein type models; experimental results; finite-state memory model; hydraulic actuator friction dynamics; lip seal friction process; lubricated sliding lipseals; nonlinear system identification; parametric system identification; performance; Friction; Hydraulic actuators; Lubricants; Nonlinear dynamical systems; Nonlinear systems; Rough surfaces; Seals; Shafts; Steady-state; System identification;
Conference_Titel :
Acoustics, Speech, and Signal Processing, 1999. Proceedings., 1999 IEEE International Conference on
Conference_Location :
Phoenix, AZ
Print_ISBN :
0-7803-5041-3
DOI :
10.1109/ICASSP.1999.756220
