| 用于发动机开发的气缸内测试技术 |
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| 引用本文： | 李建新,段金栋,张然治.用于发动机开发的气缸内测试技术[J].铁道机车车辆,2011,31(Z1):313-317. |
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| 作者姓名： | 李建新 段金栋 张然治 |
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| 作者单位： | 中国北方发动机研究所,山西大同,037036 |
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| 摘 要： | 描述了用于揭示气缸内过程的光学诊断技术.说明了可在气缸内安装光学通路的可视化发动机特点和激光诊断技术的原理.给出了典型的测试结果,如气体流动、燃油喷射、混合气形成、燃烧及燃烧产物.此外,探讨了光学诊断技术在发动机内部及外部废气再循环研究中的应用.
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| 关 键 词： | 内燃机 燃烧 废气再循环 测试 可视化 激光诱导荧光 燃油辅助可视方法 |
In-cylinder Diagnostic Techniques Underpinning Engine Development |
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| LI Jian-xin
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DUAN Jin-dong
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ZHANG Ran-zhi.In-cylinder Diagnostic Techniques Underpinning Engine Development[J].Railway Locomotive & Car,2011,31(Z1):313-317. |
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| Authors: | LI Jian-xin DUAN Jin-dong ZHANG Ran-zhi |
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| Institution: | LI Jian-xin,DUAN Jin-dong,ZHANG Ran-zhi(China North Engine Research Institute,Datong 037036 Shanxi,China) |
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| Abstract: | Optical diagnostic techniques for revealing in-cylinder processes are described.Features of visualization engines that enables optical access inside the engine cylinder and principles of laser diagnostic techniques are explained.The representative measures results are presented such as gas flow,fuel spray mixture formation,combustion and combustion products.In addition,both internal and external EGR(Exhaust Gas Recirculation)behaviors in cylinders are explained as the latest topics. |
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| Keywords: | internal combustion engine combustion exhaust gas recirculation measurement visualization laser induced fluorescence fuel additive optical access |
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