• Conductor transposition is necessary to reduce unbalanced current in long transmission lines.

    降低输电线路电流不平衡度,需要进行导线换位

    dict.cnki.net

  • The cause of its creating unbalanced current was emphasized to analyze. The main measures for reducing the impact on this protection were sought.

    因此重点分析变压器保护不平衡电流产生原因,并寻求减少变压器纵差保护影响主要措施

    dict.youdao.com

  • The SAPF prototype can compensate harmonics and reactive well under varies load conditions, especially in the case of a distorted or unbalanced current of power supply.

    并联有源电力滤波器适用多种负载条件谐波无功补偿尤其是应用电源电流畸变不平衡条件下。

    dict.cnki.net

  • Finally, the unbalanced current in Shenzhen power grid is reproduced by simulation with EMTDC. Based on conclusions of earlier studies, a solution is proposed and it is proved by simulation.

    最后EMTDC仿真为手段对深圳电网典型线路平衡电流进行再现,并根据前文研究结论提出相应解决方法仿真验证

    www.fabiao.net

  • 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.

    程序应用多端口网络方程故障端口边界方程求解方法,计算电力系统各种多重故障任意不对称运行电压电流

    dict.cnki.net

  • Ways of balancing the phase current of an induction motor operating with unbalanced supply and fault diagnostics of the thyristors are discussed.

    提出了异步电动机供电平衡情况下平衡相间电流方法,给出了晶闸管故障检测的方法。

    dict.cnki.net

  • This paper shows current status great gap, unbalanced structure, not right mechanism, lagged education and the reason in Hebei Province.

    阐述了河北省当前软件产业的人才现状———缺口较大结构失衡机制全,教育滞后

    dict.cnki.net

  • The unbalanced degrees of current in primary winding under different load conditions are discussed, which are based on the general expressions of negative phase sequence current.

    结合电流通用表达式讨论不同负荷条件下电流不平衡

    www.dictall.com

  • As a strategy choice, the diversification strategy has been attached great importance to in the current unbalanced socialistic market.

    多元化作为一种战略选择我国目前不均衡市场中,受到了企业界高度重视

    dict.cnki.net

  • The results from calculation and simulation show that the proposed method can effectively restrain the negative sequence voltage and current caused by unbalanced parameters of transmission line.

    计算分析结果表明方法能够有效抑制线路参数不对称产生电流电压

    dict.cnki.net

  • The reactive power and current of three-phase unbalanced load are compensated.

    配电网三相负荷平衡运行将增加配电网电能损耗。

    www.dictall.com

  • The influence of marginal personality to the current Chinese youth is obvious. Their personality condition is frequently in the condition of contradictory and unbalanced.

    边际人格当代中国青年影响明显边际人格作用,青年的人格状态常常处于矛盾与失衡之中。

    paper.dic123.com

  • And some indexes of power quality: voltage deviation, real power, reactive power, harmonic content, voltage fluctuation and unbalanced three-phase voltage and current, are discussed at length.

    同时本文对电能质量有关指标:电压偏差、频率偏差、各种功率谐波含量、电压波动三相不平衡的计算和检测方法,进行了详尽地阐述。

    www.fabiao.net

  • In order to study the strategy of input current modulation, the simulation model of matrix converter under unbalanced input is built with MATLAB.

    通过参数设定、输入电压相位计算、控制算法实现和开关接口等环节设计,实现了输入电流置角动态调整控制策略

    dict.cnki.net

  • Active power filter can compensate current components which include distortion and negative sequence current components when it is used in unbalanced three-phase circuit.

    电力有源滤波器动态补偿不对称三相电路的畸变电流电流分量

    dict.cnki.net

  • 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

    dict.cnki.net

  • 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

    dict.cnki.net

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