| 双燃料发动机与柴油机缸内过程对比分析 |
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| 引用本文： | 梁昱,周立迎.双燃料发动机与柴油机缸内过程对比分析[J].拖拉机与农用运输车,2009,36(6):95-100. |
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| 作者姓名： | 梁昱 周立迎 |
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| 作者单位： | 贵阳学院机电系,贵阳,550005 |
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| 基金项目： | 贵州省教育厅自然科学研究项目，贵阳学院重点项目 |
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| 摘 要： | 应用生物质制气-柴油双燃料发动机燃烧过程的三维燃烧模型,通过与直喷柴油机的对比,分析了双燃料发动机燃烧过程中缸内的流场、喷油颗粒与燃油组分、压力、温度、NOx及O2浓度的分布和燃烧特性,较详细地得出缸内各参数随时间和空间分布的变化规律。
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| 关 键 词： | 双燃料发动机 柴油机 三维燃烧模拟 流场分布 温度分布 |
Comparison Analysis on In-cylinder Process between Biogas-Diesel Dual Fuel Engine and Diesel Engine |
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| LIANG Yu,ZHOU Li-ying.Comparison Analysis on In-cylinder Process between Biogas-Diesel Dual Fuel Engine and Diesel Engine[J].Tractor & Farm Transporter,2009,36(6):95-100. |
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| Authors: | LIANG Yu ZHOU Li-ying |
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| Abstract: | A three dimension combustion model of biogas-diesel dual fuel engine has been established.The simulated characteristics of combustion pressure and NOx emissions are fit with experimental ones.The flow velocity vector,diesel fuel droplets,diesel vaporization,pressure field,temperature field,Mass concentrations of NOx and O2,and combustion characteristics in the combustion process of biogas-diesel dual fuel engine are analyzed. |
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| Keywords: | Dual-Fuel engine Diesel Engine Three-dimension combustion simulation Flow velocity distribution Temperature distribution |
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