稀薄燃烧是一种内燃机的引擎工作方式。其空燃比可以达到65:1,这比化学计量法的比值(汽油为14.7:1)高得多,每次燃烧使用的燃料更少,使得发动机效率更高、更经济、环保。
稀薄燃烧(lean burn), 即在燃料燃烧时加入过量的空 气, 一方面可以显著提高燃料的利用率, 改善燃油的 经济性; 另一方面还能极大地减少尾气中的一氧化...
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文章详细信息 关键词: 稀薄燃烧;;进气温度;;热效率;;燃烧试验 [gap=581]Keywords: lean mixture combustion;intake charge temperature;thermal efficiency;combustion test
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With a high compression ratio and lean combustion mode with large air-fuel ratio, the supply level of the circulating oil amount is reduced and the fuel economy is improved.
采用较高压缩比和大空燃比的稀薄燃烧方式,提高了燃油经济性。
参考来源 - 点火室式直喷汽油机工作过程数值模拟As the engine works under the lean-burn condition, the mixture in the cylinder becomes lean. Much more spark ignition energy should be supplied in order to ignite the lean mixture.
由于发动机采用稀薄燃烧方式,缸内可燃混合气浓度变稀,点燃它需要更多的点火能量。
参考来源 - 内燃机稀燃快燃点火控制电路研究Therefore, lean burn technology has become one of the most important research directions on LPG engine.
因此,稀薄燃烧技术成为LPG气体发动机的一个重要研究方向。
参考来源 - 电控LPG发动机稀薄燃烧技术研究·2,447,543篇论文数据,部分数据来源于NoteExpress
天然气HCCI稀薄燃烧可以得到极低的NO排放。
Natural gas HCCI lean burn can achieve very low NO emission.
稀薄燃烧;两次喷油;准均质混合气;二气门汽油机;
Lean burn; Twice electronic fuel injection; Quasi-homogenous mixture; 2-valve SI engine;
首先,研究了直喷汽油机滚流稀薄燃烧系统的组成、结构及其控制。
Firstly, this paper studies the components, structure and control of the tumble-stratification lean combustion system on GDI engine.
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