Modeling and bifurcation analysis of a hydraulic actuator system with different valve spool geometry
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DOI: 10.1177/16878132221118439
Abstract: The valve spools of hydraulic actuator systems are usually designed into various geometries to achieve different flow characters. Because of the coupling nonlinear flow rate-pressure character and dynamic motion of the valve spool, self-excited vibration… read more here.
Keywords: system; hydraulic actuator; valve; geometry ... See more keywords
Stability Analysis of Spools with Imperfect Sealing Gap Geometries
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DOI: 10.13052/ijfp1439-9776.2135
Abstract: Spools in hydraulic valves are prone to sticking caused by unbalanced lateral forces due to geometric imperfections of their sealing lands. This sticking problem can be related to the stability of the coaxial spool position.… read more here.
Keywords: stability analysis; analysis spools; stability; spools imperfect ... See more keywords