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车辆液力缓速器内腔压力特性分析及建模
Analysis and Modeling of Internal Pressure Characteristics of Vehicle Hydraulic Retarder
【摘要】 基于一维束流理论推导某车辆液力缓速器内腔压力数学模型,但试验结果表明了该理论的局限性。通过对试验数据进行统计分析,更深入地揭示了缓速器内腔压力的特性。尝试采用神经网络建模,获得了较好的外推效果,并进行了试验验证。
【Abstract】 A mathematical model for the internal pressure of hydraulic retarder is derived based on one-dimensional flow theory,but test results indicate the limitation of the theory.Through statistical analysis on test data,the characteristics of internal pressure are more deeply revealed.Modeling using artificial neural network is tried with a reasonable extrapolating result obtained,which is then verified by test.
【关键词】 液力缓速器;
内腔压力;
建模;
神经网络;
【Key words】 hydraulic retarder; internal pressure; modeling; artificial neural network;
【Key words】 hydraulic retarder; internal pressure; modeling; artificial neural network;
【基金】 车辆传动国家重点实验室基金项目(200707YB01)资助
- 【文献出处】 汽车工程 ,Automotive Engineering , 编辑部邮箱 ,2010年04期
- 【分类号】U463.5
- 【被引频次】14
- 【下载频次】289