商用车电控空气干燥器系统仿真分析及应用  

Simulation Analysis and Application of Electric Control Air Dryer System for Commercial Vehicle

作　　者：吕征 李淼 张炼 马明武 李法兵 LüZheng;Li Miao;Zhang Lian;Ma Mingwu;Li Fabing(Dongfeng Commercial Vehicle Technology Center,Wuhan 430056;FAW Jiefang Automobile Co.,Ltd.,Changchun 130011)

机构地区：[1]东风商用车技术中心,武汉430056 [2]一汽解放汽车有限公司,长春130011

出　　处：《汽车工程师》2024年第1期30-36,共7页Automotive Engineer

摘　　要：为提升商用车气制动系统安全性及智能化控制水平,分析了电控干燥器的工作原理,提出以空气再生气耗比作为干燥效能评价指标,通过建立干燥器整车仿真模型,研究了机械干燥器和电控干燥器的干燥效能差异,结合车辆贮气筒压缩空气的露点降实测结果验证了电控干燥器的性能优势,分析了电控干燥器在预防制动管路结冰、节省燃油、预见性维修保养方面的技术优势。To improve the air brake system safety and intelligence control of commercial vehicle,this paper introduced the working principle of electric control air dryer and proposed the air regeneration air consumption ratio as the evaluation index of drying efficiency.Through the establishment of dryer simulation model,the paper analyzed the difference of drying efficiency between mechanical dryer and electric control air dryer.And in combination with the measured results of the dew point drop of compressed air in the vehicle air reservoir,the performance advantages of the electric control air dryer was verified.This paper introduced the technical advantages of electronic controlled dryers in preventing brake pipeline icing,saving fuel,and predictable maintenance and repair.

关 键 词：气压制动 电控干燥器 再生气耗比 干燥效能 

分 类 号：U461.3[机械工程—车辆工程]