High frequency harmonic in electric power network can pollute the network, control high frequency harmonic is an important research problem in electrical system function.
电网中的高次谐波对电网有污染，抑制高次谐波是电力系统运行中的重要研究课题。
This article explains main factors to influence power factor in electrical network, common methods of reactive compensation in low voltage network, and the benefits of reactive compensation.
文中分析了影响电网功率因数的主要因素、低压电网无功补偿的常用方法及无功补偿的效益。
Digital Power line USES a network, known as a High Frequency Conditioned Power network (HFCPN), to transmit data and electrical signals.
数字式输电线使用一个网络，以一个高频率被适应的力量网络(HFCPN)著名，传送数据和电信号。
Network host, power source, network cable, intelligent electrode and electrodes form the project electrical prospecting CT system with more than 1000 channels.
电源、网络主机、电缆、智能电极、电极等构成千道以上的工程电测CT仪系统。
The invention realizes the domestic wireless network system with low power consumption, can obviously save the electrical power and improves the easy use of the domestic wireless network system.
本发明实现了低功耗的家居无线网络系统，能够显著地节省电力，提高了家居无线网络系统的易用性。
The invention realizes the domestic wireless network system with low power consumption, can obviously save the electrical power and improves the easy use of the domestic wireless network system.
本发明实现了低功耗的家居无线网络系统，能够显著地节省电力，提高了家居无线网络系统的易用性。
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