نتایج جستجو برای: motor transportation
تعداد نتایج: 215663 فیلتر نتایج به سال:
<span lang="EN-US">Brushless DC (BLDC) motor is widely used for various applications such as transportation. BLDC has many advantages compared to brush more compact, high robustness and simplest construction. The maintenance of this also low due absent the inside motor. For electric bicycle application, conventional electromagnetic torque because not properly designed. It faces density in...
BACKGROUND Recent research has revealed the importance of neighborhood environment as a determinant of physical activity. However, evidence among elderly adults is limited. This study examined the association between perceived neighborhood environment and walking for specific purposes among Japanese elderly adults. METHODS This population-based, cross-sectional study enrolled 1921 participant...
In this paper, we examine basic transportation and land use characteristics from a selection of cities in Africa, China, Latin America, and South Asia. By definition, poorer than their industrialized country counterparts, developing cities are in a stage of rapid dynamism. From a mobility perspective, perhaps the single most influencing factor is motorization – the growth in motor vehicle owner...
The Atlas and Database of Air Medical Services (ADAMS) is a web-based, password-protected, geographic information system containing data on air medical service main and satellite base helipads, communication centers, rotorwing aircraft, and major receiving hospitals for trauma in the United States. ADAMS initially was developed to provide the geographic information needed to support realtime, w...
BACKGROUND This study examined the impact of transportation infrastructure at intersection and non-intersection locations on bicycling injury risk. METHODS In Vancouver and Toronto, we studied adult cyclists who were injured and treated at a hospital emergency department. A case-crossover design compared the infrastructure of injury and control sites within each injured bicyclist's route. Int...
This research article explores a comparative investigation on synchronous reluctance motor (SyRM) for electrified transportation system. The SyRM has salient features like absence of magnet, singly excited but it shrinks its application due to high torque ripple aspects. novelty the proposed work is rib and flux barrier rotor in are modified order achieve low without affecting average motor. An...
The popularity of electrical vehicles is increasing rapidly in recent years due to energy generation/consumption ratio, transportation costs, decrease fossil fuel reserves with population as well the environmental damage caused by fuels. Therefore, Brushless Direct Current (BLDC) Motor design was actualized present study for use expected replace today. Firstly, analytical targeted motor complet...
Electric motors are the largest consumer of world electric energy, consuming more than twice as much as lighting, the next largest consumer. Electric motors account for between 43 and 46% of all global electricity consumption approximately. They give rise to about 6 040 Mt of CO2 emissions. End‐users approximately spend USD 565 billion per year on electricity [1]. In recent years, increase in e...
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