It is very important to find out the power quality disturbance in order to improve power quality.

有效地检测电能质量扰动，对于治理和改善电力系统的电能质量具有重要意义。

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In order to improve power quality of the grids caused by electrified railway, some measures have been put forward.

为改善由于电气化铁路引起的电网电能质量问题提出了一些建议性的措施。

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Reactive power optimization is an effective measure to assure the security, improve power quality and benefit of power systems.

进行无功优化是确保电力系统安全性、提高供电质量和经济效益的有效措施。

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This is meant to improve sound quality and maximum volume, while optimising power efficiency and protecting the driver.

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