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。

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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。

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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。

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Wim Elfrink, a Dutchman living in India in charge of Cisco's booming global services business, talks about using the Internet to collapse the cost of U.S. medicine by employing Malaysian doctors or making China's urban electrical grid more efficient with an intelligent Cisco data network controlling the power.

FORBES: Page 2 of 2

Pricing information aside, utilities and grid operators could more accurately pinpoint the location of a problem in the electrical network--eliminating the need for repair crews to scramble for hours to determine where a power failure has occurred.

FORBES: Congress Wants To Cut Your Electric Bill

Simply plug your camera into a power outlet, and HomePlug uses your existing electrical wiring and outlets to connect your camera to the network and transmit video securely.

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