The key to power distribution system is to ignore transient process in this sub-system and to draw the network equivalent circuit diagram, therefore its node voltage equation is algebraic equation.
配电子系统的建模关键是忽略其内部的暂态过程并作出了网络的等值电路图，因而依此建立的节点电压方程为代数方程。
The procedure of distribution network short-circuit calculation is a important implement for distribution system's faults analysis and substation design.
配电网络短路计算程序是进行配电系统故障分析和变电站设计的重要工具。
This article realizes the short circuit current calculation, power flow calculation, fault isolation's simulation and reconfiguration of the distribution network based on the VDNAP.
本文以VDNAP为基础实现了配网潮流及短路电流计算、配网故障隔离模拟及配网重构。
The appearing and improving of intelligent type low-voltage circuit breakers enable short circuit breakdown protection for low-voltage power distribution network to be more reasonable.
低压智能型断路器的出现及完善，使低压配电网络的短路故障保护更趋合理。
A distributed parameter circuit model is constructed according to characteristics of the radial distribution network and selection of appropriate frequency detection signal.
针对树形配电线路特点，选取适当频率的正弦诊断信号，建立分布参数电路模型。
According to the feature of distribution network structure, a practical short circuit calculation method based on fault current compensation and actual phase sequence presentation is put forward.
根据配电网的结构特点，提出了一种基于故障补偿方法与实际相序表示方法相结合的配电网短路电流实用计算方法。
A distributed parameter circuit model has been constructed according to the characteristics of the radial distribution network.
针对分支配电线路特点，建立分布参数电路模型。
A distributed parameter circuit model has been constructed according to the characteristics of the radial distribution network.
针对分支配电线路特点，建立分布参数电路模型。
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