نتایج جستجو برای: motor vehicle
تعداد نتایج: 265277 فیلتر نتایج به سال:
The relevance of the introduction unmanned vehicles, improvement their control systems is increasing every year due to ever-increasing volume cargo transportation. undoubted advantages developed direction are reduction influence human factor, management errors, and, consequently, number accidents, as well transportation costs. research was aimed develop algorithmic, programmatic an vehicle when...
Nature of the Industry The motor vehicle is an intricate series of systems, subsystems, and components assembled into a final product. Each manufactured part or component is integrated into the vehicle—none is developed to exist separately. Vehicles are constantly changing as new technology or reengineered components are incorporated, and as new and updated models are designed in response to ch...
In this paper, an adaptive rule based controller for an anti-lock regenerative braking system (ARBS) of a series hybrid electric bus (SHEB) has been proposed. The proposed controller integrates the regenerative braking and wheel anti-lock functions by controlling the electric motor of the hybrid vehicle, without using any conventional mechanical anti-lock braking system. The performance of the ...
Recently, Inner permanent magnet (IPM) synchronous machines have been introduced as a possible traction motor in hybrid electric vehicle (HEV) and traction applications due to their unique merits. In order to achieve maximum torque per ampere (MTPA), optimization of the motor geometry parameters is necessary. This paper Presents a design method to achieve minimum volume, MTPA and minimum ...
Cogging torque reduction of axial flux permanent magnet brushless dc (PMBLDC) motor is an important issue which demands attention of machine designers during design process. This paper presents magnet notching technique to reduce cogging torque of axial flux PMBLDC motor designed for electric vehicle application. Reference axial flux PMBLDC motor of 250 W, 150 rpm is designed with 48 stator slo...
OBJECTIVES To assess the incidence of cerebral palsy among children born to mothers who had their pregnancy complicated by a motor vehicle crash. DESIGN Retrospective longitudinal cohort analysis of children born from 1 April 2002 to 31 March 2012 in Ontario, Canada. PARTICIPANTS Cases defined as pregnancies complicated by a motor vehicle crash and controls as remaining pregnancies with no ...
The relationship between seatbelt use and injury severity, brain lesion location, and functional outcome was investigated in 163 individuals who sustained traumatic brain injuries in motor vehicle collisions. Of this group, 31 were using a seatbelt at the time of the accident and 132 were not. Restrained motor vehicle occupants were significantly more likely to sustain damage to subcortical bra...
The effects of a symbolic "yield here to pedestrians" sign and advance yield pavement markings on pedestrian/motor vehicle conflicts, motorists' yielding behavior, and the distance motorists' yield in advance of crosswalks were evaluated at multilane crosswalks at uncontrolled T intersections. In Experiment 1, the sign, when used alone, reduced pedestrian/motor vehicle conflicts and increased m...
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