| 直喷汽油机电控喷油系统的开发研究 |
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| 引用本文： | 赵雪峰,于秀敏,周骥,马君,齐万强.直喷汽油机电控喷油系统的开发研究[J].车用发动机,2011(2):11-14. |
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| 作者姓名： | 赵雪峰 于秀敏 周骥 马君 齐万强 |
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| 作者单位： | 1. 吉林大学汽车工程学院,吉林长春130025;长春工程学院能源动力工程学院,吉林长春130012
2. 吉林大学汽车工程学院,吉林长春,130025 |
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| 基金项目： | 国家高技术研究发展计划项目 |
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| 摘 要： | 开发了汽油直喷发动机电控喷油系统,选取飞思卡尔MC9S12DP512MPVE单片机作为发动机ECU的主控芯片,设计了喷油驱动电路模块,制订了不同工况下喷油控制策略.发动机试验证明,该电控喷油系统能提供不同工况所需喷射压力,符合设计的喷油控制策略,能够可靠保证发动机的喷油性能要求.
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| 关 键 词： | 直喷式汽油机 喷油系统 电子控制 控制系统 控制策略 |
The Development of Electronic-controlled Injection System for GDI Engine |
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| ZHAO Xue-feng,YU Xiu-min,ZHOU Ji,MA Jun,QI Wan-qiang.The Development of Electronic-controlled Injection System for GDI Engine[J].Vehicle Engine,2011(2):11-14. |
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| Authors: | ZHAO Xue-feng YU Xiu-min ZHOU Ji MA Jun QI Wan-qiang |
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| Institution: | 1(1.College of Automotive Engineering,Jilin University,Changchun 130025,China; 2.Changchun Engineering of Technology,Changchun 130012,China) |
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| Abstract: | The MC9S12DP512MPVE single chip computer was used as the main controller of ECU,the fuel injection driving circuit module was designed,the fuel injection control strategies of different conditions were made and finally the GDI engine electronic control fuel injection system was developed.By the experiment,the control system was proved to be able to provide the required injection pressure of different conditions,which agreed with the designed control strategy and assured the performance of engine fuel injection. |
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| Keywords: | GDI engine injection system electronic control control system control strategy |
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