| 耦合动力学的微型发动机燃烧特性 |
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| 引用本文： | 陈俊杰,王谦.耦合动力学的微型发动机燃烧特性[J].江苏大学学报(自然科学版),2010,31(3). |
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| 作者姓名： | 陈俊杰 王谦 |
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| 作者单位： | 江苏大学,能源与动力工程学院,江苏,镇江,212013 |
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| 基金项目： | 国家自然科学基金资助项目(50576032);;江苏省自然科学基金资助项目(BK2009201) |
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| 摘 要： | 为了获得微型均质充量压燃(HCCI)自由活塞发动机着火燃烧特性参数,根据自由活塞发动机的动力学特点,建立了理想状态下的数学模型,提出了单次冲击微型HCCI自由活塞发动机工作过程的模拟方法.在单次活塞冲击情况下,耦合丙烷详细化学动力学反应机理,对微型HCCI自由活塞发动机着火燃烧过程进行了变参数研究,获得了不同混合气初始条件下着火时刻变化特性以及燃烧特性变化规律.计算结果表明:初始温度、初始压力以及燃料当量比对微型HCCI自由活塞发动机着火燃烧过程有重要的影响.
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| 关 键 词： | 微型发动机 自由活塞 当量比 均质充量压燃 燃烧特性 |
Combustion characteristics and dynamic modeling of micro engine |
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| Chen Junjie,Wang Qian.Combustion characteristics and dynamic modeling of micro engine[J].Journal of Jiangsu University:Natural Science Edition,2010,31(3). |
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| Authors: | Chen Junjie Wang Qian |
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| Institution: | School of Energy and Power Engineering/a>;Jiangsu University/a>;Zhenjiang/a>;Jiangsu 212013/a>;China |
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| Abstract: | In order to obtain ignition and combustion characteristic parameters of the micro Homogeneous Charge Compress Ignite(HCCI) free-piston engine,numerical model of operation process of micro HCCI free-piston engine was developed.A method was proposed to simulate the operation of single-shot micro HCCI free-piston engine based on the kinetic characteristics of free-piston engine.A method of varying the influencing parameters was used to simulate the operation of single shot process of micro HCCI free-pistonengi... |
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| Keywords: | micro engine free-piston equivalence ratio homogeneous charge compress ignite combustion characteristics |
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