Power Definitions for Unbalanced Three-Phase Systems Operating Under Sinusoidal Conditions

被引:1
作者
Mikulovic, Jovan C. [1 ]
Sekara, Tomislav B. [1 ]
机构
[1] Univ Belgrade, Sch Elect Engn, Belgrade, Serbia
来源
2023 IEEE BELGRADE POWERTECH | 2023年
关键词
three-phase systems; unbalanced voltages; power definitions; symmetrical components; unbalanced power; 4-WIRE SYSTEMS;
D O I
10.1109/POWERTECH55446.2023.10202773
中图分类号
TP301 [理论、方法];
学科分类号
081202 ;
摘要
This paper considers power definitions for unbalanced three-phase power systems operating under sinusoidal conditions. The most well-known power definitions have been analyzed and compared. Based on Fortescue symmetrical components, novel power definitions for three-phase power systems with unbalanced voltages and loads are suggested. To provide the correct calculation of powers for three-phase four-wire systems with unbalanced voltages, the proposed definitions do not use zero sequence voltages and currents calculated for a four-wire system.
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页数:6
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