Static var generators are used to improve voltage regulation, stability, and power factor in ac transmission and distribution systems.

静止无功发生器可提高交流输电系统和配电系统的电压调节能力、系统稳定性和功率因数。

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Compared with the conventional TIG welding machine, this new inverter proves to have much higher efficiency and power factor, less volume and weight, and especially, more precise parameter control.

该焊机由于采用了中频逆变技术，使其效率和功率因数都有较大幅度的提高，不但减小了体积，减轻了重量，而且具有比传统TIG焊机更精密的控制、调节性能等。

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How to consider harmonic suppression and power factor compensation comprehensively?

谐波治理及功率因素补偿如何综合考虑？

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Estimated first-year electricity cost before solar: These assumptions included base rates, fees and taxes, and factor in typical regional power loads, according to Heather Van Schoiack, spokeswoman at Clean Power Research.

WSJ: The Economics of Solar Power for Your Home

Commercial and domestic combustion or burning was the next biggest contributing factor at 21% followed by power generation at 17.4% and industrial combustion at 17.3%.

BBC: Guernsey greenhouse gas levels rise slightly

"Witnesses commented that the political strength of the chancellor of the exchequer was one factor explaining the current power and influence of the Treasury, " said the report.

BBC: UK Treasury too powerful, say MPs