文章以网络支路阻抗方程作为电网数学模型,系统地研究了配电网故障计算的通用方法。
In this paper, based on network branch equation, a canonical method for calculating faults in a distribution network is systematically studied.
以交通运输网络为例对网络化系统进行了建模分析,利用人工代谢系统的代谢灵敏度折线图对网络支路流量变化进行了分析,得到了故障产生的瓶颈位置。
The situation of traffic flow in network paths was analyzed by metabolic sensitivity curve in artificial metabolic system and the fault bottleneck was gained.
针对配电网络结构和运行特点,提出一种计及安全约束和实际运行约束的支路互换算法,以实现网络优化重构。
An algorithm of branch interchange for realizing of power distribution network optimum reconfiguration is given in this paper, which takes the safety restrain and practical restrain into account.
本文首先详细地描述了一种网损最小的配电网络重构算法——支路交换法。
The branch exchange algorithm is one of the methods concerning distribution network reconfiguration to reach loss reduction.
结合网络固有结构理论和模糊意见集中决策,解决了多支路滤波器组集中安装的问题。
The inherent structure theory of networks and concentrated ordering of lumping fuzzy suggestions are combined to solve the centralized placement of multi-branch filter.
然后将块等效为简单的支路,形成简化网络模型。
Then these sections are replaced by some equivalent simple branches to form the simplified network model.
以回路电流法为基础,选定某一定子绕组为基准绕组,列写了用矩阵形式表示的、计算回路电流及支路电流的网络方程。
The network equations based on loop current method and expressed in matrix form are established, and the loop currents, then the brance currents, can be calculated by the equations.
在结构保持模型的基础上,根据网络中暂态能量的变化规律,定义了支路及割集的脆弱性指标。
Based on the structure preserving model, according to the variation of transient energy in power network, line vulnerability index and outset vulnerability index are defined.
电流控制电流源(CCCS)存在不同支路电流之间的控制行为,给该类网络节点阻抗矩阵的形成带来困难。
The current of current-controlled current source (CCCS) branch is controlled by the current of another branch, which makes it difficult to build the node impedances matrix (Z-matrix).
从电路分析的节点法出发,提出了用于求解线性电网络节点电压灵敏度与支路电压灵敏度的一种有效方法。
An effective method for analyzing the nodal voltage sensitivity and branch voltage sensitivity for linear circuits is discussed using nodal admittance method.
在研究基于支路切割的网络分块方法的基础上,提出了一种通过切割支路实现网络分块的新算法。
On the basis of researching network partitioning method based on branch cutting, a new algorithm which implements network partitioning by means of cutting branches is proposed.
在研究基于支路切割的网络分块方法基础上,提出了一种通过切割支路将网络分块的算法。
On the basis of researching network partitioning method based on branch cutting, an algorithm which implements network partitioning by means of cutting branches is proposed.
文中介绍了采用向网络操作前的原网络追加相应的支路阻抗阵来模拟网络操作的方法。
A method to simulate network operations by adding the corresponding Branch-Impedance Matrix to the original network is described in this paper.
当复杂线性网络某一支路的参数变化时,应用这种方法分析该支路的状态是比较简便的。
It is convenient to use this method for analysing the state of a branch in case the parameters of the branch of the complex linear network undergo a change.
第一步用线路损耗对支路导纳的灵敏度来近似计算打开开关引起的网络有功损耗增量,以此确定应打开的环路上的支路开关;
First step, it uses the real power loss sensitivity with respect to the conductance of candidate branches to decide the real power loss which decides which loop switch should be opened.
用传统的电力网络分析方法很难准确得到网络源流沿交流支路传输的路径剖分信息。
Using conventional analysis method of electric power network, it is difficult to obtain exact branch dissecting information with different sources and flows of network transmitting along ac branches.
然后应用电路定律和电路网络分析的支路电流法进行分析,得出了基于电路网络分析的运动链同构判定依据,最后结合实例说明了运动链的同构判定方法。
Then the isomorphism judgment criterion based on the circuit analysis is obtained by applying the circuit laws and the method of branch current to the circuit models.
本文系统地阐叙了大规模RLC电路的计算机网络分析方法,即利用改进的节点电压法求rlc电路的节点电压、支路电流和支路电压。
In this thesis, network analyzing method is introduced for large scale RLC circuits. That is to say, making use of improved nodal analysis can get nodal voltage, branch current and branch voltage.
在分析两种形式的有源网络典型支路的基础上,把无源网络的网孔方程、节点方程、回路方程、割集方程推广为有源网络下的相应方程。
After a analysis of the typical branch of active network, the mesh equation, node equation, loop equation, cut set equation for active network are given.
本文从互感支路的伏安关系出发,导出了多线圈耦合网络具有理想电流源支路时的回路方程。
Based on the V-I characteristics of the mutual inductance branch, the loop equations of the mutual inductance circuit with the branch consisted of ideal current source along are derived.
本文研究了一般环状串联网络的可靠度最优布局(ROLA)问题,网络中的每个环由两条串联支路并联而成。
The problem discussed in this paper is about Reliability Optimum Link Allocation (ROLA) of the ordinary series chain network in which every chain is composed of two series-links connected in parallel.
利用基于拉普拉斯谱划分的递归二分法将电力网络进行支路切割,然后将支路切割转换为节点撕裂。
By means of Laplacian spectrum recursive bisection partitioning method, firstly the power network is partitioned into branch-cut form; then the branch-cut form is changed into node-split form.
本文以关键线路法为基础,根据图论理论,给出一种支路节点压力通风网络调节计算方法。
In this paper, based on CPM method, a regulating and calculating method of pressure is given on a branch junction head in the mine ventilation network in accordance with graphic theory.
本文以关键线路法为基础,根据图论理论,给出一种支路节点压力通风网络调节计算方法。
In this paper, based on CPM method, a regulating and calculating method of pressure is given on a branch junction head in the mine ventilation network in accordance with graphic theory.
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