This paper presents a novel idea of utilizing the reactional torque of the conventional electric motor as a linear output for propulsion in addition to the conventional torque output of the rotor. The idea is demonstr...This paper presents a novel idea of utilizing the reactional torque of the conventional electric motor as a linear output for propulsion in addition to the conventional torque output of the rotor. The idea is demonstrated by a theoretical proposal of linearizing the stator of one of the most used motors </span><span style="font-family:Verdana;">in Electrical Vehicles and Hybrid Vehicles</span><span style="font-family:""><span style="font-family:Verdana;">. The proposed Linear Stator Motor is a </span><span style="font-family:Verdana;">simple modification without involving any functional change of the conventional motor. Though theoretical, the indicated possible input </span><span style="font-family:Verdana;">energy saving of more than 75% as compared to the conventional motor is no surprise, as by linearizing the stator, an almost equal linear propulsion output is added to the conventional rotor output. In addition to this remarkable saving in input energy, the proposed Linear Stator Motor that suits all type</span></span><span style="font-family:Verdana;">s</span><span style="font-family:Verdana;"> of vehicle</span><span style="font-family:Verdana;">s</span><span style="font-family:Verdana;">, can maintain propulsion without the need for a mechanical transmission system. Also, in </span><span style="font-family:Verdana;">the </span><span style="font-family:Verdana;">case of watercraft and aircraft vehicles, no external mechanical propulsion drive system is required. It is just an internal force that can push the vehicle forward, backward</span><span style="font-family:Verdana;">,</span><span style="font-family:Verdana;"> or laterally, while the conventional rotor output can be utilized for energy recovery by driving a DC generator.展开更多
该文提出一种双边磁通切换永磁直线(double-sided linear flux-switching permanent magnet,DLFSPM)电机及其驱动系统。该电机的永磁体和电枢绕组均置于初级定子,次级动子仅由导磁铁芯构成,并且次级无轭部。因此,该电机具有结构简单、...该文提出一种双边磁通切换永磁直线(double-sided linear flux-switching permanent magnet,DLFSPM)电机及其驱动系统。该电机的永磁体和电枢绕组均置于初级定子,次级动子仅由导磁铁芯构成,并且次级无轭部。因此,该电机具有结构简单、可靠性高等优点,适用于高速电磁推进场合。基于有限元法分析该电机的结构特性、绕组互补特性和静态电磁特性。在此基础上,建立电机的数学模型并确定电机的控制策略。基于Matlab/Simulink构建DLFSPM电机和驱动系统的仿真模型,并分析DLFSPM电机的动态响应。加工制造DLFSPM实验样机并完成该电机的驱动控制平台和实验研究。仿真和实验结果表明,DLFSPM电机反电势正弦对称、动子简单可靠,具有良好的动态响应。展开更多
文摘This paper presents a novel idea of utilizing the reactional torque of the conventional electric motor as a linear output for propulsion in addition to the conventional torque output of the rotor. The idea is demonstrated by a theoretical proposal of linearizing the stator of one of the most used motors </span><span style="font-family:Verdana;">in Electrical Vehicles and Hybrid Vehicles</span><span style="font-family:""><span style="font-family:Verdana;">. The proposed Linear Stator Motor is a </span><span style="font-family:Verdana;">simple modification without involving any functional change of the conventional motor. Though theoretical, the indicated possible input </span><span style="font-family:Verdana;">energy saving of more than 75% as compared to the conventional motor is no surprise, as by linearizing the stator, an almost equal linear propulsion output is added to the conventional rotor output. In addition to this remarkable saving in input energy, the proposed Linear Stator Motor that suits all type</span></span><span style="font-family:Verdana;">s</span><span style="font-family:Verdana;"> of vehicle</span><span style="font-family:Verdana;">s</span><span style="font-family:Verdana;">, can maintain propulsion without the need for a mechanical transmission system. Also, in </span><span style="font-family:Verdana;">the </span><span style="font-family:Verdana;">case of watercraft and aircraft vehicles, no external mechanical propulsion drive system is required. It is just an internal force that can push the vehicle forward, backward</span><span style="font-family:Verdana;">,</span><span style="font-family:Verdana;"> or laterally, while the conventional rotor output can be utilized for energy recovery by driving a DC generator.
文摘该文提出一种双边磁通切换永磁直线(double-sided linear flux-switching permanent magnet,DLFSPM)电机及其驱动系统。该电机的永磁体和电枢绕组均置于初级定子,次级动子仅由导磁铁芯构成,并且次级无轭部。因此,该电机具有结构简单、可靠性高等优点,适用于高速电磁推进场合。基于有限元法分析该电机的结构特性、绕组互补特性和静态电磁特性。在此基础上,建立电机的数学模型并确定电机的控制策略。基于Matlab/Simulink构建DLFSPM电机和驱动系统的仿真模型,并分析DLFSPM电机的动态响应。加工制造DLFSPM实验样机并完成该电机的驱动控制平台和实验研究。仿真和实验结果表明,DLFSPM电机反电势正弦对称、动子简单可靠,具有良好的动态响应。