Advanced Electrical Drives

Advanced Electrical Drives
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先进的电力驱动

DOI:
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发表时间:
2020
期刊:
Power Systems
影响因子:
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通讯作者:
A. Veltman
A. Veltman
中科院分区:
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文献类型:
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作者:
R. D. Doncker;Duco W. J. Pulle;A. Veltman

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电力驱动以受控的方式将电能转化为机械能。电驱动包括电机(即机电能量转换器)、电力电子转换器(即电-电转换器)和控制器/通信单元。今天,电力驱动被用作高速列车、电梯、自动扶梯、电动轮船、电动叉车和电动汽车的推进系统。先进的控制算法(主要是数字实现的)允许在高带宽上进行扭矩控制。因此,可以实现精确的运动控制。例如机器人中的驱动器、拾取和放置机器、工厂自动化硬件等。大多数驱动器可以在汽车和发电模式下运行。风力涡轮机使用电力驱动将风能转化为电能。在空调、压缩机、鼓风机、水泵和家用电器中,越来越多的变速驱动器被用来节约能源。在上述应用中,确保驱动器稳定运行的关键是扭矩控制算法。在高级电气传动中,遵循一种独特的方法来推导出适用于所有类型的洛伦兹力机的基于模型的扭矩控制器,即直流、同步和感应电机。旋转变压器模型构成了这种通用建模方法的基础,最终导致了通用磁场定向控制算法的发展。
Electrical drives convert in a controlled manner, electrical energy into mechanical energy. Electrical drives comprise an electrical machine, i.e. an electro-mechanical energy converter, a power electronic converter, i.e. an electrical-to-electrical converter, and a controller/communication unit. Today, electrical drives are used as propulsion systems in high-speed trains, elevators, escalators, electric ships, electric forklift trucks and electric vehicles. Advanced control algorithms (mostly digitally implemented) allow torque control over a high-bandwidth. Hence, precise motion control can be achieved. Examples are drives in robots, pick-andplace machines, factory automation hardware, etc. Most drives can operate in motoring and generating mode. Wind turbines use electrical drives to convert wind energy into electrical energy. More and more, variable speed drives are used to save energy for example, in air-conditioning units, compressors, blowers, pumps and home appliances. Key to ensure stable operation of a drive in the aforementioned applications are torque control algorithms. In Advanced Electrical Drives, a unique approach is followed to derive model based torque controllers for all types of Lorentz force machines, i.e. DC, synchronous and induction machines. The rotating transformer model forms the basis for this generalized modeling approach that ultimately leads to the development of universal field-oriented control algorithms.