The principle of a new AC filament power and its implementation method are introduced in the paper.

介绍了一种新型的交流灯丝电源的基表原理，描述了其实现方法，最后给出了实验波形。

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Experimental test shows that the full load efficiency of the filament power supply can be up to 92% for the designed and manufactured compact circuit.

通过实验测试，设计的灯丝电源在兼顾小型化的同时，满载效率达到92%。

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The tungsten life span is improved 3 to 5 times by reduction of tungsten carbide and decreasing filament cooling rate before switching off the tungsten filament power.

停机操作前采用碳化钨还原技术及减缓钨丝冷却速度，可将钨丝的寿命提高3 ~ 5倍。

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The newest Intel Pentium chip has such densely packed circuits that it consumes the same power as a 100-watt lightbulb with a filament burning as hot as 4, 500 degrees Fahrenheit--one you'd have to wear mittens to unscrew.

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