In the system, Intel 80c196mc is used as control center and IPM is used as an intelligent power device in the main circuit of AC DC AC voltage type inverter.

该系统以80c 196 MC为控制核心，采用IPM智能功率模块为功率元件，组成了交直交电压型逆变器主回路。

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The article deals with the functions of DC AC series intelligent power inverters, software PWM technology and alternating voltage output modulation technology.

介绍了DC AC系列智能电源逆变器的功能，软件PWM技术及其交流电压输出调制技术。

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A novel topology of high frequency link DC ac converter with bi directional flyback mode is proposed, and its operational principle and control strategy are introduced briefly.

提出了一种新颖的双向电流源高频链DC A C功率变换器的拓扑结构，并简要地阐述了其工作原理和控制方案。

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Running appliances off DC power can cut energy consumption dramatically by reducing the number of AC-DC conversions.

FORBES: Was Bell Labs Overrated?

Just as AC beat DC, the audio cassette beat 8-track and VHS beat Betamax, Qwerty won the format war.

BBC: Why do we all use Qwerty keyboards?

The life cycle of the LED has also increased significantly, going beyond the life cycle of the (AC to DC) converter.

WSJ: Seoul Semiconductor's LED-Lighted Path