Automotive Engineering ›› 2021, Vol. 43 ›› Issue (2): 171-180.doi: 10.19562/j.chinasae.qcgc.2021.02.003
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Wei Huang1,2,Guilian Zhang2,Denghui Zhou1,Lin Hu1()
Received:
2020-06-17
Revised:
2020-09-06
Online:
2021-02-25
Published:
2021-03-04
Contact:
Lin Hu
E-mail:hulin888@sohu.com
Wei Huang,Guilian Zhang,Denghui Zhou,Lin Hu. Research on Optimization of Power Consumption of Pure Electric Vehicle Based on Energy Flow Analysis[J].Automotive Engineering, 2021, 43(2): 171-180.
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影响因素 | 项目 | 关联项 |
---|---|---|
风阻 | 迎风面积 | 造型 |
风阻系数 | 造型 | |
最高车速 | 参数匹配 | |
滚阻 | 轮胎滚阻系数 | 轮胎选型 |
制动盘卡钳阻力 | 制动匹配 | |
轮毂轴承阻力 | 制动匹配及选择 | |
整备质量 | 轻量化(含车身轻量化、电池PACK轻量化、动力系统一体化设计) | |
动力系统 效率 | 速比 | 参数匹配 |
传动效率 | 传动系统设计 | |
电机系统效率(含MAP特性、最高效率,等) | 电机设计、控制策略匹配 | |
转矩输出特性 | 驱动模式(动力、经济模式)、参数标定 | |
动力电池 特性 | 电池可用电量 | 电池设计(含不同温度容量及循环特性) |
电池充放电效率 | 电池设计 | |
电池充放电功率特性 | 电池设计(不同SOC和温度的功率特性) | |
负载特性 | 低压负载功率 | 系统设计 |
低压负载效率 | 参数匹配及设计 | |
负载控制策略 | 策略设计、热管理匹配 | |
能量输入 | 车载DC/DC效率 | 参数匹配 |
充电机效率 | 参数匹配 | |
充电策略设计 | 参数标定 | |
制动能量解耦 | 系统设计(尽量实现四轮解耦,提高电制动比率) | |
制动能量回收 | 控制策略及标定、电池充电性能 |
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