نتایج جستجو برای: vehicle engine cooling system
تعداد نتایج: 2393190 فیلتر نتایج به سال:
in the area of automotive engineering there is a tendency to more electrification of power train. in this work control of an induction machine for the application of electric vehicle is investigated. through the changing operating point of the machine, adapting the rotor magnetization current seems to be useful to increase the machines efficiency. in the literature there are many approaches wh...
Advanced automotive thermal management systems integrate electro-mechanical components for improved fluid flow and thermodynamic control action. Progressively, the design of ground vehicle heating and cooling management systems require analytical and empirical models to establish a basis for real time control algorithms. One of the key elements in this computer controlled system is the smart th...
The climate control load is the most significant auxiliary loads present in vehicles today. The peak climate control load of an AC system in sedan can be as large as the engine input power. As the attention on vehicle energy economy is rising worldwide, the energy-saving of mobile air conditioning is becoming more and more important. Most mobile AC systems nowadays draw air from outside the veh...
Armored military vehicles have a harsh noise environment and many times the noise levels become almost an afterthought for the vehicle designers. There are numerous noise sources such as the engine, transmission, cooling fans, and track noise. The thick armor plating and the fact that the noise sources are inside the vehicle exacerbate the noise problem. This means there are few paths for the n...
Electric drive vehicles (EDVs) have complex thermal management requirements not present in conventional vehicles. In addition to cabin conditioning, the energy storage system (ESS) and power electronics and electric motor (PEEM) subsystems also require thermal management. Many current-generation EDVs utilize separate cooling systems, adding both weight and volume, and lack abundant waste heat f...
This thesis looked at the effect of clay and silt soil blocking the heat transfer area of the radiator and its effect on the engine coolant through the conduct of experiments and a mathematical model developed. The results indicated that the percentage area covered resulted in a proportional increase of the inlet and outlet temperatures of the coolant in the radiator. The mathematically mode...
Electric vehicles (EVs) need highly optimized thermal management systems to improve range. Climate control can reduce vehicle efficiency and range by more than 50%. Due to the relative shortage of waste heat, heating the passenger cabin in EVs is difficult. Cabin cooling can take a high portion of the energy available in the battery. Compared to internal combustion engine-driven vehicles, diffe...
In this current era, increasing computing power, effort to reduce prototypes’ cost and time, and shorten design-toproduct time urges the need of numerical computation. Higher cooling’s load or requirement is attributed by higher power of engine. Also, higher quantity of heat exchangers and vehicles’ styling resulted limited space at vehicles’ hood. These factors have caused the design job of ve...
Introduction: Vehicle engine id one of the main sources of noise which its level is influenced by various parameters. The aim of this study was to investigate the impact of motor oils quality before and after oil change on the variability of vehicle engine induced noise level. In this study it is tried to follow-up the efficacy of motor oil quality on engines sound level. .Material and Method...
The aim of this work was to develop the design a direct liquid cooling system for battery pack high-performance plug-in hybrid vehicle. is an innovative type, with power busbars and poles lithium cells. In order obtain preliminary information dimensioning verification system, simulation model whole vehicle its powertrain developed. way, current profiles which storage will be subjected can estim...
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