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arXiv 1702.01488eess.SYcs.SY
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输出阻抗扩散进入耗能功率线路

Output Impedance Diffusion into Lossy Power Lines

University of Groningen(格罗宁根大学)

Pooya Monshizadeh, Nima Monshizadeh, Claudio De Persis, Arjan van der Schaft

AI总结:

本文研究了输出阻抗对电力网络电感性的影响,提出了一种评估电力电网电感性的方法,并展示了如何通过调节输出阻抗来控制电网的电感性,同时证明了网络连接度越高,输出阻抗越容易扩散到网络中。

摘要:

输出阻抗是电力电网中电源的固有元素。本文回答了以下问题:输出阻抗对电力网络的电感性有何影响?为解决这个问题,我们提出了一种评估电力电网电感性的度量方法,并计算了各种类型输出阻抗的该度量值。随后发现,网络的电感性高度依赖于网络的代数连通性。通过利用所推导的该度量值的表达式,可以调节输出阻抗以强制在电力系统上实现期望的电感性水平。此外,结果表明,网络越“连接”,输出阻抗越容易扩散到网络中。最后,利用克罗尼约简,我们提供了示例,以展示该方法的实用性和有效性。

英文摘要:

Output impedances are inherent elements of power sources in the electrical grids. In this paper, we give an answer to the following question: What is the effect of output impedances on the inductivity of the power network? To address this question, we propose a measure to evaluate the inductivity of a power grid, and we compute this measure for various types of output impedances. Following this computation, it turns out that network inductivity highly depends on the algebraic connectivity of the network. By exploiting the derived expressions of the proposed measure, one can tune the output impedances in order to enforce a desired level of inductivity on the power system. Furthermore, the results show that the more "connected" the network is, the more the output impedances diffuse into the network. Finally, using Kron reduction, we provide examples that demonstrate the utility and validity of the method.

机构、总结、中文摘要均由AI分析而来,可能存在错误,请以论文正文为准。

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