[PDF] Top 20 Uncertainty and Disturbance Estimator based Control of Active Suspensions with a Hydraulic Actuator

... novel control method for active suspension systems based on the Uncertainty and Disturbance Estimator (UDE) control ...the hydraulic actuator in a ... See full document

... system based on hydraulic servo and bevel geared ...An uncertainty and disturbance estimator (UDE)-based robust pitch control algorithm is developed to achieve effective ... See full document

... The Active Disturbance Rejection Control (ADRC) method is a kind of new adaptive control method proposed by Han (2008), which uses nonlinear dynamic feedback compensation for ...effective ... See full document

... double-ended hydraulic actuator placed between a fixed base and a sliding table ...The hydraulic actuator is constituted by a mobile barrel, integral with the sliding table (A), and two piston ... See full document

... the hydraulic actuator makes it very dangerous to apply directly the experimental controller to the ...linear actuator test bench was developed for one degree of freedom of motion and it is used for ... See full document

... of hydraulic system were not designed and fabricated ...the hydraulic system is also a non-linear system and it is difficult to obtain its mathematical ...of hydraulic are mainly caused by the fluid ... See full document

... from control system. Briefly, open-loop control system does not have a feedback ...open-loop control system does not continuously update its input and thus is not ...open-loop control system ... See full document

... tended to 98% [14] from their nominal values where some other existing method fails. The results shows that sys- tem performance is robust to parameter variations and disturbance. Initially we used first order ... See full document

... external disturbance d i is supposed to be generated by an exogenous system, model (2) we define as in form (3) can represents sinusoidal disturbance with unknown phase and ...the control of aircraft ... See full document

... Supposed that the temperature outside is 0˚C, set point of the temperature of the zone is 20˚C, simulation modules are established in Matlab/Simulink environ- ment, include the traditional PID controller, integral-fuzzy ... See full document

... super-twisting control law (STW) is one of the most powerful second order continuous sliding mode control algorithms that handles a relative degree equal to ...continuous control function that drives ... See full document

... deceleration disturbance from road roughness and chassis for better ride comfort and to sustain reasonable tire ground contact force for better vehicle ...energy-feeding suspensions, from establishing dy- ... See full document

... the hydraulic motor, the RMS value of the sprung mass acceleration and the dynamic load of the tire decrease ...the hydraulic motor, which makes riding comfort continuously improve and the damping ... See full document

... of active matter is that they may show coexis- tence of dilute and dense regions in a single system at steady ...of active matter, different models have been ... See full document

... an active suspension system, a force actuator is used instead of a passive damper or the combination of passive damper and ...an active one is that active suspension system can add and ... See full document

... In general, an active suspension is widely used in automation system as it is an important part for safety purpose. Balancing the tradeoff between ride quality and road handling performance is a purposed of the ... See full document

... and control-system designers have claimed that the automatic control of a vehicle- suspension system is possible when developments in actuators, sensors and electronics are ...consideration, active ... See full document

... mode control based on uncertainty and disturbance estimator (UDE), for trajectory tracking control of flexible joint robotic ...plant uncertainty and ...plant ... See full document

... This paper basically is the modeling and control of an electro-hydraulic actuator which is an important system. It is applied in systems like ships, airplanes, manufacturing systems, process systems, ... See full document

... conditions[16]. Active technology in the primary suspension can improve the curving performance whilst maintaining an adequate level of running on the straight ...of active primary suspension has been under ... See full document