METHOD OF DETERMINING MUTUAL VOLTAGE SENSITIVITY COEFFICIENTS BETWEEN A PLURALITY OF MEASURING NODES OF AN ELECTRIC POWER NETWORK
    1.
    发明申请
    METHOD OF DETERMINING MUTUAL VOLTAGE SENSITIVITY COEFFICIENTS BETWEEN A PLURALITY OF MEASURING NODES OF AN ELECTRIC POWER NETWORK 审中-公开
    确定电网多个测量节点间相互电压灵敏度系数的方法

    公开(公告)号:WO2017182918A1

    公开(公告)日:2017-10-26

    申请号:PCT/IB2017/052116

    申请日:2017-04-12

    Applicant: DEPSYS SA

    Abstract: The method for determining mutual voltage sensitivity coefficients between a plurality of measuring nodes (M1,..., M7) of an electric power network (1) does not rely on knowledge of the network parameters (for example: series conductance and susceptance of the branches, shunt conductance and susceptance of the nodes, etc.). The method uses a monitoring infrastructure comprising metering units at each one of the measuring nodes, and it comprises a step of measuring at the same time, at each one of said measuring nodes (M1,..., M7), repeatedly over a time window ( τ ), sets of data comprising values of the current ( Ĩ (t)), the voltage ( V (t)), and the phase difference ( φ ( t )), a step of computing active power ( P ( t )) reactive power ( Q ( t )) values from each set of measured data, and a step of performing multiple parametric regression analysis of the variations of the voltage at each one of the measuring nodes.

    Abstract translation: 用于确定电力网络(1)的多个测量节点(M1,...,M7)之间的相互电压灵敏度系数的方法不依赖于网络参数的知识(对于 例如:分支的串联电导和电纳,节点的分流电导和电纳等)。 该方法使用在每个测量节点处包括测量单元的监测基础设施,并且该方法包括在一段时间内在所述测量节点(M1,...,M7)中的每一个处同时测量的步骤 窗口(τ),包括电流(i(t)),电压(V(t))的值的数据组, 和相位差(φ(t)),计算有功功率(P(t))的步骤, )来自每组测量数据的无功功率(Q(t))值,以及对每组测量数据中的电压变化进行多参数回归分析的步骤 测量节点。

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