IEEE Power & Energy Magazine - March/April 2018 - 66

figure 10. The visual display offered at the new smart substation.

automation and protection settings in the same area. Furthermore, if the time margin before constraints is short, some remedial actions (network topology modification, generation limitation, load shedding, and phase shifter working points) can be
computed and applied thoroughly in the area (Figure 10).
such an algorithm is under development. nine substations
have to be adapted, and a test mode was commissioned in the
fourth quarter of 2017. Following successful user feedback, a
production mode will be available in the second quarter of 2018.
as more precise weather forecasts are commercially
available, a data science approach is also under consideration that could show geographical information and detailed
line descriptions (of the tower level and conductor disposition), use a centralized algorithm to compute an image of the
thermal rating of the line, provide warnings and advisories
to the operator, and initiate automatic actions to mitigate
the constraints. The most effective way of achieving this
remains an open question.
To summarize, rTe's Poste intelligent/smart grid project
is "an operational concept car" and will undergo a live field
test in upcoming years to evaluate our next generation of
protection and control.

For Further Reading
The european project iTesla (innovative Tools for electrical
system security within Large areas) [online]. available:
www.itesla-project.eu
m. H. Vasconcelos, L. m. Carvalho, J. meirinhos, n.
omont, P. Gambier-morel, G. Jamgotchian, D. Cirio, e. Ciapessoni, a. Pitto, i. Konstantelos, G. strbac, m. Ferraro, and C.
Biasuzzi, "online security assessment with load and renewable
generation uncertainty: The iTesla project approach," in Proc.
Int. Conf. Probabilistic Methods Applied to Power Systems.
e. Ciap esson i, D. Cirio, a. Pitto, and n. omont,
"Forecast uncertainty modeling and data management for
66

ieee power & energy magazine

a  cutting-edge security assessment platform," in Proc.
Int. Conf.
T. Buhagiar, s. richards, J.-P. Cayuela, m. Boucherit, J. F.
mironneau, and J.-L. rayon, "integration of an ieC 61850 process bus on an existing substation," in Proc. Int. Council Large
Electric Systems, Paris: Study Committee B3 (Substations),
2016. Paper B3-211.
T. Buhagiar, L. schmitt, and V. addi, "smart substation
project," in Proc. European Utility Week Conf., 2014.
T. Buhagiar, J.-P. Cayuela, a. Procopiou, s. richards, J.
Jesus, and C. F. Chow, "Poste intelligent: The next generation
smart substation for the French power grid," in Proc. 13th Int.
Conf. Development in Power System Protection, 2016.

Biographies
Jean-Yves Astic is with rTe (réseau de Tra nspor t
d'electricité), France.
Gabriel Bareux is with rTe (réseau de Transport
d'electricité), France.
Thierry Buhagiar is with rTe (réseau de Transport
d'electricité), France.
Matthieu Dussartre is with rTe (réseau de Transport
d'electricité), France.
Nicolas Omont is with rTe (réseau de Transport
d'electricité), France.
Pierre de Longeaux is with rTe (réseau de Transport
d'electricité), France.
Yannick Jacquemart is with rTe (réseau de Transport
d'electricité), France.
Bruno Meyer is with rTe (réseau de Transpor t
d'electricité), France.
Brigitte Peyron is with rTe (réseau de Transport
d'electricité), France.
Lucas Saludjian is with rTe (réseau de Transport
p&e
d'electricité), France.
march/april 2018


http://www.itesla-project.eu

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