Improving accuracy of vehicle-terrain interface algorithms for wheeled vehicles on fine-grained soils through Bayesian calibration

Ian Dettwiller,Farshid Vahedifard,Masoud Rais-Rohani,George L. Mason,Jody D. Priddy

Journal of Terramechanics（2018）

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摘要

•Bayesian calibration was used to update off-road vehicle performance equations.•Improved equations for sinkage, drawbar pull, motion resistance, and traction.•Calibration facilitated by DROVE database for fine-grained soils.•Improvements were validated through k-fold validation.

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关键词

Off-road mobility,Vehicle Terrain Interface (VTI) model,Bayesian calibration,Metropolis algorithm,Fine-grained soils,Sinkage,Drawbar pull,Traction,Motion resistance,Database Records for Off-road Vehicle Environments (DROVE)

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