| 电控共轨柴油机初始控制MAP研究 |
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| 引用本文： | 王军,张幽彤,王洪荣. 电控共轨柴油机初始控制MAP研究[J]. 装甲兵工程学院学报, 2011, 25(1): 41-44 |
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| 作者姓名： | 王军 张幽彤 王洪荣 |
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| 作者单位： | 1. 装甲兵工程学院机械工程系,北京,100072
2. 北京理工大学机械与车辆工程学院,北京,100081 |
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| 摘 要： | 为合理快捷地获取电控柴油机的控制参数表MAP,进行了共轨柴油机电控初始MAP研究。分析了柴油机运行工况特点和试验获取特征工况数据的原则;引入了散点曲面拟合方法,简要说明了Shepard有理插值曲面理论和它的Lagrange插植的形式;根据柴油机运行工况的特点,提出了变步长试验点,减小试验量,引入均方根误差衡量不同试验点数拟合控制MAP的精度,结合实例给出了电控初始MAP的散点曲面拟合过程,并在493共轨柴油机上进行初始MAP的控制效果试验,试验数据表明：该方法能满足电控柴油机初始MAP的要求。
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| 关 键 词： | 控制MAP 曲面拟合 电子控制 柴油机 |
Research on Primary Electronic Control MAP in Common Rail Diesel Engine |
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| WANG Jun,ZHANG You-tong,WANG Hong-rong. Research on Primary Electronic Control MAP in Common Rail Diesel Engine[J]. Journal of Armored Force Engineering Institute, 2011, 25(1): 41-44 |
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| Authors: | WANG Jun ZHANG You-tong WANG Hong-rong |
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| Affiliation: | WANG Jun1,ZHANG You-tong2,WANG Hong-rong2(1.Department of Mechanical Engineering,Academy of Armored Force Engineering,Beijing 100072,China,2.School of Mechanical and Vehicle Engineering,Beijing Institute of Technology,Beijing 100081,China) |
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| Abstract: | Research on primary electronic-control MAP in common rail diesel engine is made for quickly and reasonably acquiring of the control MAP of electronic-control diesel.The character of operational profile in diesel engine and rule of typical profile data obtained from experiment is analyzed,the method of fitting surface to scattered data point is applied,the theory of Shepard rational interpolation surface is briefly provided,and surface is converted to Lagrange interpolation formula to simplify the extent of ... |
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| Keywords: | control MAP fitting surface electronic control diesel engine |
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