Vehicle wheel drag coefficient in relation to travelling velocity - CFD analysis

摘要

Inordertounderstandtheaerodynamiclossesassociatedwitharotatingautomobilewheel,adetailedcharacteristicsofthedragcoefficientinrelationtotheappliedvelocityarenecessary.Singledragcoefficientvalueismostoftenreportedforthecommerciallyavailablevehicles,muchlessisrevealedabouttheinfluenceofparticularcarcomponentsontheenergyconsumptioninvariousdrivingcycles.However,detailedflowpotentiallossesdeterminationisdesiredforperformanceestimation.Toaddresstheseneeds,thenumericalinvestigationofanisolatedwheelisproposedherein...