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Analysis of Pollutant Emission Characteristics for Light-duty Vehicles under Different Test Cycles
Author(s): 
Pages: 47-49,53
Year: Issue:  4
Journal: Vehicle & Power Technology

Keyword:  排放标准行驶工况污染物排放特性;
Abstract: 欧盟6c阶段轻型车排放测试循环(WLTC工况)和美国轻型车排放测试循环(FTP-75工况)均为瞬态工况,与NEDC工况相比,更接近实际行驶状况.行驶工况对车辆的排放特性具有至关重要的影响.为了对比各排放测试循环,选用4种不同车型分别进行WLTC工况、NEDC工况和FTP-75工况的排放试验,分析不同循环工况下污染物的排放特性,对比试验结果发现WLTC工况对污染物排放控制要求更加严苛,为车辆生产企业应对排放标准变化升级提供参考.
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