考虑机头和平衡绳影响的箕斗运动分析模型

M. Zhuravkov, V. Savchuk, M. A. Nikolaitchik
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引用次数: 0

摘要

本文描述了一个考虑到头部和平衡绳的存在以及导轨现有曲率的矿井箕斗动力学分析模型。已经构建了从导轨侧面作用在箕斗上的力的表达式。结果表明,箕斗的固有振动频率取决于其提升过程中的垂直加速度和行进距离。开发了一个跳跃器垂直速度的图(图),遵守该图不会导致由于绳索的弹性而出现跳跃器垂直振动。提出了一种基于三个记录箕斗运动过程中水平加速度的加速度计读数,求出作用在箕斗上的力主矢量和力主力矩的算法。
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Analytical model of skip motion taking into account influence of head and balancing ropes
The article describes an analytical model of mine skip dynamics taking into account the presence of the head and balancing ropes and the existing curvilinearity of the guides. Expressions for the forces acting on the skip from the side of the guides have been constructed. It is shown, that the frequencies of natural vibrations of skip depend on the vertical acceleration and the distance traveled during its lifting. A graph (diagram) of skips vertical speed which observance does not lead to the appearance of skips vertical vibrations due to elasticity of the ropes is developed. An algorithm for finding the forces principal vector and the forces principal moment acting on the skip based on the reading of three accelerometers recording horizontal accelerations of skip during its movement is presented.
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CiteScore
0.50
自引率
0.00%
发文量
21
审稿时长
16 weeks
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