分布式電驅(qū)動(dòng)車輛回饋制動(dòng)控制策略研究
發(fā)布時(shí)間:2018-03-29 12:01
本文選題:回饋制動(dòng) 切入點(diǎn):分布式電驅(qū)動(dòng)車輛 出處:《電工電能新技術(shù)》2016年09期
【摘要】:回饋制動(dòng)能有效提高分布式電驅(qū)動(dòng)車輛的能量效率。論文分析了分布式電驅(qū)動(dòng)車輛回饋制動(dòng)系統(tǒng)的結(jié)構(gòu)、電機(jī)的性能及制動(dòng)法規(guī)的約束條件,提出了基于非線性規(guī)劃方法的最大能量回饋制動(dòng)控制策略,并結(jié)合回饋制動(dòng)系統(tǒng)的特性分析了制動(dòng)力分配的特點(diǎn)。通過仿真分析了典型制動(dòng)過程及典型工況循環(huán)的制動(dòng)能量回收效果,結(jié)果表明,與理想制動(dòng)力分配策略相比,本文提出的回饋制動(dòng)控制策略能獲得更高的能量回收效率。
[Abstract]:Feedback braking can effectively improve the energy efficiency of distributed electrically driven vehicles. This paper analyzes the structure of distributed electro-drive vehicle feedback braking system, the performance of the motor and the constraints of braking regulations. A maximum energy feedback braking control strategy based on nonlinear programming is proposed. Combined with the characteristics of the feedback braking system, the characteristics of braking force distribution are analyzed. The braking energy recovery effect of typical braking process and cycle under typical conditions is analyzed by simulation. The results show that the braking force distribution strategy is compared with the ideal braking force distribution strategy. The feedback braking control strategy proposed in this paper can achieve higher energy recovery efficiency.
【作者單位】: 中國科學(xué)院電力電子與電氣驅(qū)動(dòng)重點(diǎn)實(shí)驗(yàn)室中國科學(xué)院電工研究所;中國科學(xué)院大學(xué);汽車安全與節(jié)能國家重點(diǎn)實(shí)驗(yàn)室清華大學(xué);
【基金】:國家自然科學(xué)基金項(xiàng)目(51475253)
【分類號】:U469.72
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本文編號:1681037
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