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 paper estimates the influence extent of node voltage sags on general equipment sensitivity by process performance index.
提出利用过程性能指数评估节点电压凹陷对一般敏感设备的影响程度。
Expertly using node voltage method and mesh current method is the key of flexibly mastering circuit parameter calculation method and technique.
熟练运用节点电压法与网孔电流法是灵活掌握电路参数计算方法与技巧的关键。
The actual application shows that this system can improve the voltage level for each node of the whole power grid efficiently, reduce network loss, and produce better benefits.
实际应用表明,该系统可有效提高全网各节点的电压合格率,减少网损,能产生较好的经济和社会效益。
Undistinguishing state variables from control variables, this paper considers the increment of node voltage as independent variables of objective function.
本文不区分控制变量和状态变量,以节点电压增量作为目标函数自变量。
Based on this index a load shedding algorithm to ensure node static voltage stability is put forward.
基于这一指标提出了一种保证节点静态电压稳定的切负荷算法。
Finally, this paper analyzes the influence to the current value after operations led by the variations of bus node voltage phase Angle difference and amplitude difference.
最后分析了母线节点的电压相角差和幅值差变化对合环后电流分布的影响。
After twice calculations to power flow, the static-voltage stability and voltage-stability indexes of every node can be judged and obtained respectively with the new formula.
只需对系统进行两次常规潮流计算,即可根据公式迅速判断系统每一个节点的电压稳定性,同时计算出各个节点的电压稳定裕度。
Fast calculating node voltage and sensitivity of node voltage to any system operating parameter is very important to the real time stakeout and analysis of voltage stabilization in a N-1 system.
快速求取n - 1网络下各节点电压和各节点电压对任一节点系统运行参数的灵敏度对于N - 1网络下的实时电压稳定监视和分析具有重要意义。
To have enough emitting current and improve focusing, advance a opinion, which is using focusing node and heightening the extracting voltage of anode.
从束流参数的要求出发,提出了采用阴极聚束鼻锥结构和提高阳极引出电压,以确保束流发射和改善聚焦;
When the leg number of circuit is big and the node point number is small, it is a better choice to use the node voltage method.
当电路的支路数目较多而节点数目较少时,运用节点电压法是一种更好的选择。
This paper derives the recurrence formula of the node voltage equation.
本文导出了节。点电压方程的递推公式。
Power system restoration; Over-voltage prediction; Node importance; Ant Colony algorithm; Skeleton - network reconfiguration; Load recovery.
电力系统恢复;过电压预测;节点重要性;蚁群算法;网架重构;负荷恢复。
The first pull-up resistance unit supplies a supply voltage to the first node, thereby determining an initial pull-up code or a voltage level on the first node.
所述第一上拉电阻单元向所述第一节点提供电源电压,由此确定在所述第一节点上的初始上拉码或电压电平。
It is very necessary for economic run of electric enterprise to decrease network loss and to optimize the node voltage through the real-time online control of reactive power optimization.
通过在线无功优化,降低网损、保证电压质量,对供电企业的经济运行是非常必要的。
The paper proposes one method of distribution network reconfiguration based on shortest path algorithm and minimum node voltage algorithm.
提出了一种基于最短路算法和最小节点电压法的配电网络重构方法。
Band pass filter is adopted to remove the high -frequency switching disturbance in node voltage measurements and avoid the time delay of common low pass filter.
针对开关动态对节点电压采样值的干扰,引入带通滤波,滤除高频动态的同时避免了常规低频滤波的延时。
We proposed a new methed to measure the voltage stability at the key node, which was based on the WAMS to increase power system security.
为了提高电力系统的安全稳定运行,提出了一种基于广域测量系统(WAMS)的电力系统关键节点电压稳定在线预测方法。
There are many methods for analysing electronic circuit, such as branch current, node voltage, mesh current and loop current method.
电路的一般分析方法有许多,如支路法、节点法、网孔法和回路法等。
When the load is near to generators, the possibility of voltage collapse caused by system voltage oscillate and the power limit corresponding to saddle-node bifurcation will decrease.
负荷越靠近发电机,系统电压将越不易发生振荡失稳,但鞍结分岔对应的最大功率传输极限将减小。
The first pull-down resistance unit supplies a ground voltage to a first node, thereby determining an initial pull-down code.
所述第一下拉电阻单元向第一节 点提供地电压,由此确定初始下拉码。
When we set up the nodal equations, which is associated with ideal voltage sources, we can use an enclosed surface to encircle these nodes and think of it as a general node.
在列写与无伴电压源相关联的节点方程时,用一个封闭面把连接无伴电压源的节点包围起来,看做一个广义节点,其节点的方程与通常的节点法一样。
The current mirror circuit may be configured to pull-up an output node to the output supply voltage in response to the pull-up current provided to the internal node.
电流镜电路可被配置为响应于提 供给内部节点的上拉电流将输出节点上拉到输出供电电压。
The analysis indicated that SVC control could delay saddle-node bifurcation point and enhance voltage stability greatly.
研究表明SVC控制可以延迟系统鞍结分岔点,大大提高系统电压稳定性。
Although that node targets the topology of a standard voltage regulator, the op amp matches it to the much smaller current-sense voltage and the slightly different topology of a current regulator.
虽然节点都是以标准电压拓扑为目标,但是运放可以使其与微弱的电流敏感电压及有些许不同的电流拓扑结构相匹配。
The clocking circuit configured to provide the pull-up current to an internal node in response to a clock signal having the input supply voltage and the ground voltage.
时钟电路被配置为响应于具有输入供电电压和接地电压的时钟信号向内部节点提供上拉电流。
The clocking circuit configured to provide the pull-up current to an internal node in response to a clock signal having the input supply voltage and the ground voltage.
时钟电路被配置为响应于具有输入供电电压和接地电压的时钟信号向内部节点提供上拉电流。
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