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重型商用车中国工况油耗研究

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本文简述了重型商用车油耗方法标准、限值标准和试验工况标准的发展历程;解释了重型车四阶段油耗限值标准对比现阶段限值标准的主要变化;对比分析了重型车不同车型中国工况和 C_WTVC 工况的车速、加速度、加减速比例等特征分布;分析了现阶段重型商用车中国工况试验油耗结果,与 C_WTVC工况油耗的平均结果、加权结果和重型车四阶段油耗限值进行对比,并提出节油意见.对于重型车在今后的技术路线调整,从而达到重型车四阶段油耗限值的要求有指导意义.
Research on Fuel Consumption of Heavy Duty Commercial Vehicles under CHTC
This article briefly describes the development process of fuel consumption method standards,limit standards,and test condition standards for heavy-duty commercial vehicles;Explained the main changes in the Heavy-duty vehicles four stage fuel consumption limit standards compared to the current limit standards;Com-parative analysis on the distribution of characteristics such as speed,acceleration,and acceleration/deceleration ratio under CHTC and C_WTVC of different types of heavy-duty vehicles.Analyzed the fuel consumption results of heavy duty commercial vehicles under CHTC at present,and compared them with the average and weighted re-sults of fuel consumption under C_WTVC and with the Heavy-duty vehicles four stage fuel consumption limits,and then propose fuel saving suggestions.It is instructive for heavy vehicles to adjust the Technology roadmap in the future to meet the requirements of the Heavy-duty vehicles four stage fuel consumption limit.

Heavy-duty vehiclesCHTCFour stage fuel consumption

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上海机动车检测认证技术研究中心有限公司,上海 201805

重型车 中国工况 重型车四阶段油耗

2024

内燃机与配件
石家庄金刚内燃机零部件集团有限公司

内燃机与配件

影响因子:0.095
ISSN:1674-957X
年,卷(期):2024.(2)
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