It controls the asynchronous motor as a synchronous way. Using digital signal processor(DSP), TMS320F240, which is special for motor control ,we develop one frequency conversion adjustable-speed system witch based on FOC principle.
本文依据矢量控制的原理，以电机控制专用的DSP芯片TMS320F240为核心，设计、开发了一套基于矢量控制的变频调速系统。
参考来源 - 基于DSP的变频调速系统Frequency Conversion Adjustable-speed shows its superiority especially in crane domain.
在起重机领域,变频调速尤其显示它的优越性。
参考来源 - 基于PLC控制的水电站起重机变频调速系统应用研究·2,447,543篇论文数据，部分数据来源于NoteExpress
Second-ranking transportation speed adjustable frequency conversion and maximize maximizing machine efficacy, ensure Cleaning and blot effect.
输送速度变频可调，最大化发挥机器的功效，确保清洗及吸干效果。
The data collection and adjustable frequency solution: using state machine to control A/D conversion controller, the system could get higher speed and higher reliability;
数据采集及可变频率的解决方案：采用状态机实施对A/D转换器的控制，速度高，可靠性高；
Three rolls irons out machine uses the steam heating the transmission uses the frequency conversion velocity modulation according to heating temperature and fabric thickness at will adjustable speed.
柴油烫平机系列采用蒸汽加热，传动采用变频调速， 根据加热温度和织物厚度随意调节速度。
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