This paper presents a new control strategy to eliminate second harmonic of dc output current in the 3-phase unbalanced network voltage PWM current-source converters (CSC).
提出一种电网电压不对称情况下抑制三相脉宽调制(PWM)电流型变流器(CSC)直流输出电流二次谐波、减少网侧电流低次谐波的控制方法。
In this program the voltage and current of simultaneous faults or unbalanced power system are calculated by solving the simultaneous equations of multi-port network and of the fault boundary.
本程序应用多端口网络方程和故障端口边界方程联立求解的方法，计算电力系统各种多重故障及任意不对称运行的电压和电流。
It is immune from the unbalanced status of network and the values of earthed resistance. To the complicated intermittent arc-earth fault, the proposed method also works well.
该方法不受电网平衡情况和接地电阻大小的影响，对复杂的间歇性电弧接地故障同样有效。
The operation of unbalanced three-phase loads of distribution network will increase power loss.
配电网三相负荷不平衡运行将增加配电网的电能损耗。
In an electrical network, unbalanced and harmonic currents generated by nonlinear and unbalanced loads can cause harmonics and unbalanced voltage.
电网中，由非线性和不平衡负载引起的不平衡和谐波电流将造成谐波和不平衡电压。
It can balance the load on the network across multiple paths when the traffic pattern is unbalanced which will improve network bandwidth and decrease network delay.
其多路径负载平衡能力能够有效缓解网络中的负载不平衡状况，提高网络带宽，降低网络延迟。
The reverse-cultural phenomena is the culture-unbalanced trend of the global network cross-cultural transmission in the 21st century, which is gradually beyond ignorance.
“逆文化”现象是21世纪全球网络跨文化传播日渐严重、不可忽略的文化失衡趋势。
Mathematical models for describing the degree of working steadiness of servicers in local area network in both a balanced and an unbalanced load environment have been developed.
提出了在平衡负载和非平衡负载两种工作环境下描述局同服务器稳态运转程度的数学模型；
Mathematical models for describing the degree of working steadiness of servicers in local area network in both a balanced and an unbalanced load environment have been developed.
提出了在平衡负载和非平衡负载两种工作环境下描述局同服务器稳态运转程度的数学模型；
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