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Research on Emission of Gaseous pollutants from Stage-V Buses Based on Vehiclc Specific Power
Author(s): 
Pages: 59-62
Year: Issue:  4
Journal: Vehicle & Power Technology

Keyword:  国V公交车瞬时比功率气体污染物排放;
Abstract: 针对满足国V排放标准的公交车,使用瞬时比功率(VSP)方法对其气态污染物的排放量进行了分析,对比了不同排放标准的公交车气态污染物排放特点,实验结果表明:CO排放速率均随VSP增大而升高,不同排放阶段公交车之间的差异不明显;国V阶段公交车的THC排放速率均略低于国Ⅲ和国Ⅳ阶段公交车;NOx排放速率随VSP增大而升高,其中国Ⅲ阶段公交车升高幅度最大,国Ⅴ阶段公交车NOx排放随车速的增加略有降低,国Ⅳ阶段公交车随车速的增加降低较为显著.
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