自动变速车辆坡道行驶工况下换挡规律的研究 |
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引用本文: | 薛敏,孙剑,孙琼.自动变速车辆坡道行驶工况下换挡规律的研究[J].客车技术,2012(4):25-27,32. |
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作者姓名: | 薛敏 孙剑 孙琼 |
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作者单位: | [1]合肥工业大学机械与汽车工程学院 [2]湖北省机动车辆及零部件质量监督检验站 |
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摘 要: | 从采用一般换挡规律的AMT车辆在坡道行驶时容易出现的问题出发,分析了换挡循环问题、意外换挡问题和紧急制动问题的原因;提出通过计算理论加速度判断坡道工况的方法;制定修正后的坡道综合控制换挡规律。通过仿真分析,验证此方法可以有效解决各种坡道换挡问题。
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关 键 词: | 自动变速器 坡道识别 换挡循环 意外换挡 坡道换挡规律 |
Research of shift schedule of automatic transmission vehicle under ramp running condition |
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Abstract: | From easily appeared problems for the AMT vehicle using general shift schedule during ramp running, analyse the reason of shift cycle,accident shift and emergency brake accident accelerate;judge ramp method of working condition through calculation theory acceleration;put forward method of judging ramp working condition through calculation theory acceleration;draw up revised ramp integral controlled shift schedule,through simulation analysis to verify this method can effectively solve all kinds of ramp shift issue. |
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Keywords: | automatic transmission ramp identification shift cycle accident shift ramp shift schedule |
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