The digital first-harmonic detecting method based on this kind of filter can be used in anyone power harmonic compensation system and microcomputer relay protection system.
此滤波器设计的数字基波检测方法可用于任何一种电力系统的谐波补偿和微机继电保护系统中。
Therefore it can be widely applied to fault detection, protection for power system and active power filter.
因此，它可应用于电力系统故障检测、保护和电力有源滤波器谐波电流检测中。
The hardware system mainly includes rectifier and filter circuit, regulate voltage and inverter circuit, drive and control circuit, output circuit, protection circuit etc.
电源系统硬件部分主要包括整流滤波电路、调压及逆变电路、驱动及控制电路、输出电路、辅助保护电路等。
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