Stochastic AC optimal power flow considering the probabilistic behavior of the wind, loads and line parameters

Juan S. Giraldo, Jhon A. Castrillon, Mauricio Granada

Research output: Contribution to journalArticleAcademicpeer-review

19 Downloads (Pure)


As is known, the insertion of new generation technologies, whether it is on transmission or distribution, has several effects on the traditional electric network, from technical changes to its regulation. There is a global interest on finding the best way to take advantage of those emerging technologies and the best way they can interact with the traditional power system. This paper proposes a methodology to exploit the maximum potential of the traditional electric network and the integration of a well-known generation technology such as the wind generation. To do so, we present a Probabilistic AC Optimal Power Flow (POPF) that takes into account load variation, wind’s stochastic behavior and variable line’s thermal rating which is usually used as a deterministic value in several studies. A validation of two proposed schemes of the Point Estimate Method (PEM) is made, not only for normal distributions but for different kinds of probability distributions, such as Weibull and generalized extreme value. Obtained results are compared with the Monte Carlo (MC) simulation indicating that the proposed method significantly reduces the computational burden while maintaining a high level of accuracy.
Original languageEnglish
Pages (from-to)529-538
JournalIngeniería : Investigación y Tecnología
Issue number4
Publication statusPublished - 31 Dec 2014
Externally publishedYes


Dive into the research topics of 'Stochastic AC optimal power flow considering the probabilistic behavior of the wind, loads and line parameters'. Together they form a unique fingerprint.

Cite this