• Low and even forward (backward) and zero sequence impedance improves the quality of power supply.

    电缆具有较低均匀()工作阻抗有利于改善供电品质

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  • The earthing method of the metal sheath varies somewhat in different cable lengths, which affects greatly line parameters, especially zero sequence impedance.

    对于不同长度电缆线路金属套的接地方式不尽相同,从而对电缆线路参数尤其是阻抗将产生较大影响

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  • In the meanwhile it is pointed out that the quantity change of the parallel line and zero-sequence impedance must be retested.

    同时指出平行线路条数变化零序阻抗均需重新测试。

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  • In typical six-phase transmission system, half positive sequence, half zero sequence and half negative sequence fault components are independent of the variance of system impedance.

    典型六相输电系统中,、半故障分量系统阻抗变化影响。

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  • Autotransformers with all windings in Y-connection result in a Peculiar Zero-Sequence impedance.

    全星形自耦变压器结构特殊造成零序阻抗的特殊性。

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  • So it is necessary to find some ways for the fault location detection. In the phase-to-earth fault power system, the value of zero-sequence impedance is directly related to the earth conductivity.

    这样就降低了供电可靠性,找出新思路使能更准确有效地判断故障具有重要意义

    youdao

  • So it is necessary to find some ways for the fault location detection. In the phase-to-earth fault power system, the value of zero-sequence impedance is directly related to the earth conductivity.

    这样就降低了供电可靠性,找出新思路使能更准确有效地判断故障具有重要意义

    youdao

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