Meter placement for low voltage system state estimation with distributed generation

Meter placement for low voltage system state estimation with distributed generation
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用于分布式发电低压系统状态估计的仪表放置

DOI:
10.1049/cp.2013.0851
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发表时间:
2013
影响因子:
2.4
通讯作者:
M. Braun
M. Braun
中科院分区:
计算机科学4区
文献类型:
--
作者:
Ahmad Abdel;S. Tenbohlen;Daniel Schöllhorn;M. Braun

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准确可靠的状态估计是主动智能电网实现灵活运行和控制的核心。通过目前低压网络中集成DG机组的扩展,网络运行变得比以前更加复杂。然而,由于测量数据的可用性,通过状态估计进行实时监测和控制是输电系统运营商(TSO)的例行任务。配电系统运营商(DSO)正试图扩大其监测和控制的中,低压网络,以使智能电网的应用。随着目前智能电表的推出,这被认为是未来智能电网的关键组成部分,在每个客户连接点处,配电网络中将有足够的计量数据(电压,电流,有功和无功功率消耗和发电)。本文旨在开发一种方法来解决低压系统状态估计的仪表放置问题,通过决定从安装的智能仪表的测量数据应考虑在状态估计算法,以改善在网络中的每个节点的估计电压和它的相位角的不确定性。(共4页)
Accurate and reliable state estimation is the core stone for flexible operation and control of active smart grids. Through the current expansion of integrating DG units in low voltage networks, the network operation is becoming more complex than before. However, real-time monitoring and control through state estimation is a routine task for the transmission system operators (TSO's) due to the availability of measurement data. The distribution system operators (DSO's) are trying to extend their monitoring and control for medium and low voltage network in order to enable smart grid applications. With the current rollout of smart meters, which are considered as a key component of future smart grids, there would be enough metering data in the distribution networks (voltage, current, active and reactive power consumption and generation) available at every customer connection point. This paper aims to develop a method to solve the problem of meter placement for low voltage system state estimation through deciding which measurement data from the installed smart meters should be considered in the state estimation algorithms in order to improve on the uncertainty of the estimated voltage and its phase angle at every node in the network. (4 pages)
DOI: 10.1002/etep.110
发表时间: 2006
影响因子: --
作者:
Cobelo I
通讯作者: Cobelo I