نتایج جستجو برای: vehicle rollover
تعداد نتایج: 115119 فیلتر نتایج به سال:
Vibrator, as a crucial vehicle of oil and gas exploration, is challenged by the complex terrains. The probability of rollover accident is therefore high in bumpy terrain in which the drivers’ life is seriously threatened. Finite element numerical analysis was used to study the injury of the driver’s head, neck and chest in the rollover accidents of domestic KZ-28 type vibrator on different cond...
In this paper, the consequences of filled volume on the transient lateral dynamic and stabilities boundaries displacement of an articulated vehicle carrying liquid is investigated. First, a sixteen-degrees-of-freedom nonlinear dynamic model of an articulated vehicle is developed then, using TruckSim software the model is validated. Next, the dynamic interaction of the fluid cargo with the vehic...
In this paper, the consequences of filled volume on the transient lateral dynamic and stabilities boundaries displacement of an articulated vehicle carrying liquid is investigated. First, a sixteen-degrees-of-freedom nonlinear dynamic model of an articulated vehicle is developed. Then, the model is validated by using TruckSim software. Next, the dynamic interaction of the fluid cargo with the v...
In this paper, finite element analysis was used to compare the dynamic rollover performance of a midsized SUV with a strengthened roof in a Jordan Rollover System (JRS) test with an Un-Constrained (UC) rollover under the same initial conditions. The JRS has the ability to closely control the initial conditions of a vehicle being subjected to a rollover test. This research was proposed to study ...
BACKGROUND Spinal cord injury (SCI) is a devastating event that results in permanent disability for injured children. Among all etiologies of SCI, motor vehicle crashes (MVCs) are the leading cause and account for 29% of all traumatic SCIs in children. We tried to evaluate types and mechanisms of MVC-related spinal column and spinal cord injuries, risk factors, safety issues and legislation. ...
A case is reported of cardiac arrest in a young man after an armoured vehicle rollover accident. The proposed mechanism of death is myocardial sensitisation to endogenous catecholamines after exposure to petroleum fuel.
Rollover risk for passenger vehicles is studied using data from six states. The metric that is used is the number of rollovers per single vehicle accident. The analysis is performed with logistic regression and relevant factors such as weather and driver age are controlled for in the model. The use of categorical analysis permits the data to be used on the observation level, preventing the loss...
Head, face and neck (HFN) injuries associated with upper interior contacts account for a large percentage of all serious to fatal injuries annually. In the past, many of these injuries were the result of unrestrained occupants in rollovers and side impacts. Mandatory belt use laws have helped keep the head and torso inside the vehicle, but HFN injuries in side and rollover accidents persist. Re...
Car rollovers are a class of serious traffic accidents that can easily cause heavy casualties and property damage, particularly for special operation vehicles. To enhance the driving stability vehicles on forest roads, we developed control strategy wire-controlled auxiliary braking based body-attitude detection overall design system. Moreover, system was further investigated developed. A three-...
Earlier studies by the authors have proposed separating rollover crashes according to belt use, ejection status, and single vs. multiple harmful events. These different classifications were associated with differences that could substantially alter the risk of serious injury. For each classification, metrics to characterize rollover severity were presented. For most single vehicle crashes, the ...
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