船用氨燃料喷射器喷射特性仿真研究
Simulationstudyoninjectioncharacteristicsofmarineam-moniafuelinjector
氨燃料作为船舶发动机领域的新兴燃料，其燃油喷射系统的关键技术亟需突破。本文对氨燃料喷射器喷射性能开展研究，基于一维仿真模型考虑燃料流动过程中的非等温可压缩性，进行了氨燃料喷射器各个特性影响的关键参数的影响计算并进行量化分析，获取各个特征结构对喷射性能的作用机理。研究表明：对于喷射量，喷孔直径、柱塞直径、进油孔的影响权重最大，分别占38.6%、30.3%、9.6%。对于针阀开启响应，针阀最大升程，柱塞直径，回油孔的影响权重最大，分别为38.7%、1…查看全部>>
As an emerging fuel in the field of ship engine, Ammonia fuel urgently needs breakthroughs in the key technology of its fuel injection system. This article studies the injection performance of ammonia fuel injectors. Based on the one-dimensional simulation model, The non-isothermal compressibility of fuel flow is considered. The impact of key parameters on various characteristics of ammonia fuel injectors is quantitatively analyzed to obtain the mechanism of…查看全部>>
李美斯;礼博;范立云;毛运涛;魏云鹏;
TK46+4
ammonia injectors injection characteristics structural features quantitative analysis
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