Xeev Daim Phiaj yog cov ntaub ntawv loj loj network qauv, Hauv txhua qhov txuas yog tshwj xeeb yog ib qho tseem ceeb. Yog li cas li cas lub chaw ua haujlwm hluav taws xob ua haujlwm ntawm lub hwj chim sib tw ua haujlwm thiab dab tsi yog tsim los ntawm?

In the past ten years, my country has also made great progress in the secondary DC power supply products of exchange and transmission equipment.

In order to reduce and eliminate the interference of the harmonic current generated at the input end of the high-frequency switching rectifier to the public grid and other electrical equipment, reduce the rated…

Since the late 1980s, high-frequency pulse width modulation (PWM) technology has been successfully and widely used in rectifier products.