Bernhard Manhartsgruber

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This paper describes the system analysis and control design of an electrohydraulic servo-drive using a nonlinear composite feedback control approach based on singular perturbation theory (Kokotovic, Khalil & O’Reilly 1986). A comparison with linear output feedback (P-control) and linear state feedback (LQRdesign) shows the bene¿ts of the proposed method.(More)
Peter Achten frequently voices his discomfort with insufficient innovation in fluid power and uses sometimes strong allegories. In one of his former comments he compared fluid power industry’s innovation efforts with attempts to ‘ride a dead horse’ – which is a metaphor of the Dakota Indians. The ambiguity of interpreting Franz Kafka’s novels correlates(More)
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