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CO2改善均质压燃发动机高负荷爆燃的试验

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Keywords: 发动机,均质压燃,爆燃,CO2,高负荷

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Abstract:

针对均质压燃(HCCI)发动机高负荷易爆燃的问题,在一台改造过的柴油机上加装CO2引入装置,进行HCCI燃烧试验。结果表明,引入高体积分数的CO2能够有效抑制HCCI发动机的爆燃并拓宽高负荷的工况范围,但随CO2体积分数增大,发动机低负荷失火可能性增加,综合对燃烧边界和负荷范围的影响,CO2体积分数应控制在

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