2014年1月8日星期三

The main components of electric tricycle carrying

Currently, electric tricycle frame design is still mainly rely on traditional design experience and a road test to complete. Due to the limitations of this approach , combined . The use of advanced analysis software ( eg ANSYS) force and strength to the frame to analyze the situation , to draw relevant static and dynamic mechanical properties and Three wheel bikes index is to solve the above problem of effective solutions. In this paper, Ltd. Henan Loncin motorcycle design and production of a first heavy laden electric tricycle frame static and dynamic mechanical properties were analyzed to obtain its mechanical performance parameters, and the frame structure is carried out with the motor resonance mode modal analysis , experimental and finite element analysis to predict the results of modal data for comparison, proposed preventive motor and frame resonance possible solutions . The main contents are the following aspects: Firstly, the basic theory of finite element analysis and related mechanical basics. Secondly , the use of three-dimensional design software Folding electric bikes create a physical model of electric tricycle frame and finite element simulation of three-dimensional models into platform A. .. frame is the main component of solar electric tricycle carrying at work not only to support the tricycle the weight of each component , but also bear came through the ground reaction force damping device , tensioning force and the work load and other buffering role in ensuring the solar electric tricycle frame vehicle service life and reliability plays important role in the smooth tricycle steering , driving safety , ride comfort and in a variety of road conditions and the frame structure by sex are inseparable relationship . Development of new agricultural solar electric tricycle frame for the study of transport , the use of general-purpose finite element analysis software MSC. Patran / Nastran for solar electric tricycle frame , made a comprehensive analysis of the performance of the simulation . This paper established a board unit as the basic unit of the finite element model of the frame , based on the model established by the two conditions of static stress frame frame analysis to identify the weak links in the frame ; followed by a frame modal analysis to identify the frame natural frequencies and mode shapes ; then frame made ​​of random vibration ( response spectrum ) analysis, frame irregularities in the road surface displacement response of the dynamic stress response and excitation to determine the performance parameters of the frame , the frame allows us to have a performance on a more comprehensive and objective understanding.

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