统一潮流控制器(UPFC)可以有效控制线路的有功和无功功率。
UPFC (Unified power Flow Controller) is always used to control the active and reactive power of transmission lines.
只有做到合理补偿无功功率，才能有效地维持和稳定系统电压水平，从而降低有功损耗，提高系统供电效率。
Compensating reactive power reasonably can keep system's stable voltage level effectively, so reduces the active loss, improves system's efficiency of power supply.
提出了一种能有效地抑制由非同步采样引起的有功功率及功率因数的测量误差的加权算法。
A weighted algorithm is proposed for reducing effectively the error caused by non-synchronous sampling in active power and power factor measurement.
通过计算有效值、有功功率、无功功率等具体实例证明了该算法的正确性。
By calculating valid value of electric quantum, its correctness is proved by actual examples.
通过计算有效值、有功功率、无功功率等具体实例证明了该算法的正确性。
By calculating valid value of electric quantum, its correctness is proved by actual examples.
应用推荐