Research on Model Predictive Control for Automobile Active Tilt Based on Active Suspension

نویسندگان

چکیده

To improve the handling stability of automobiles and reduce odds rollover, active or semi-active suspension systems are usually used to control roll a vehicle. However, these kinds often take zero-roll-angle as target have limited effect on improving performance vehicle when turning. Tilt control, which actively controls tilt inward during curve, greatly benefits comprehensive it is cornering. After analyzing advantages disadvantages strategies for narrow commuter vehicles by combining structure dynamic characteristics automobiles, direct (DTC) strategy was determined be more suitable automobiles. A model predictive controller DTC designed based an suspension. This allowed reverse cause moment generated gravity offset that centrifugal force, thereby significantly stability, ride comfort, speed, rollover prevention. The simultaneously tracked desired angle yaw rate, achieving path tracking while anti-rollover capability Simulations step-steering input double-lane change maneuvers were performed. results showed that, compared with traditional proposed reduced occupant’s perceived lateral acceleration load transfer ratio turned exhibited good path-tracking performance.

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ژورنال

عنوان ژورنال: Energies

سال: 2021

ISSN: ['1996-1073']

DOI: https://doi.org/10.3390/en14030671