This paper detailedly introduces the master circuit of the frequency transformation speed regulation, IPM, and interface circuit with DSP.
文中对变频部分的主电路、智能功率模块IPM和dsp芯片及其周围接口电路都作了详细地介绍。
The paper, from the point of view of energy saving, explains the economic gain available by applying the frequency transformation speed regulation technique in renovation jobs of fans of old sets.
该文从节能角度阐述了老机组风机改造中应用变频调速技术的经济效益。
Combined with the variable frequency transformation of the induced fan in my company, the variable frequency speed regulation technology is ripe, and the electricity-saving effect is significant.
结合我公司引风机的变频改造，认为变频调速技术已经成熟，节电效果显著，在其他转机上可以应用。
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