国六排放重型天然气发动机湿度传感器的应用  

Application of Humidity Sensor for ChinaⅥEmission Heavy-Duty Natural Gas Engine

作　　者：吴健 柳林 徐剑飞 孙传雨 李礼 WU Jian;LIU Lin;XU Jianfei;SUN Chuanyu;LI Li(Wuxi Diesel Engine Factory,FAW Jiefang Automobile Co.,Ltd.,Wuxi 24026,China;FAW Jiefang Power Assembly Business,Wuxi 214026,China;Commercial Vehicle Development Institute,FAW Jiefang Automobile Co.,Ltd.,Changchun 130011,China)

机构地区：[1]一汽解放汽车有限公司无锡柴油机厂,江苏无锡214026 [2]一汽解放动力总成事业部,江苏无锡214026 [3]一汽解放汽车有限公司商用车开发院,吉林长春130011

出　　处：《现代车用动力》2024年第2期54-56,共3页Modern Vehicle Power

基　　金：CA6SM3产品升级项目(BC2211010)。

摘　　要：湿度传感器在发动机控制系统中已经得到广泛应用,进气湿度传感器作为国六天然气发动机各种性能的关键电控零部件,对天然气发动机控制系统有重要作用。探讨湿度传感器在天然气发动机上的应用,并在台架上进行验证。结果表明,通过湿度传感器有效地监测进气口的湿度,以便发动机控制器调整燃烧参数,可以使发动机实现良好的经济性和较低的排放。Humidity sensors have been widely used in engine control systems,with the intake humidity sensor serving as a key electronic component for controlling the performance and emissions of ChinaⅥnatural gas engines.It studies the application of humidity sensors in engines and validates them on a test bench.The results show that by effectively monitoring the humidity of the intake manifold through humidity sensors,the engine controller can adjust combustion parameters,resulting in improved fuel efficiency and lower emissions for the engine.

关 键 词：国六天然气发动机 湿度传感器 燃烧参数 发动机标定 

分 类 号：TK421.5[动力工程及工程热物理—动力机械及工程]