École Polytechnique

École Polytechnique, also known as L’X, is the leading French institution combining top-level research, academics, and innovation at the cutting-edge of science and technology.

Its various undergraduate and graduate-level programs – Bachelor of Science, Ingénieur Polytechnicien (Master’s level program), Master’s, and PhD – are highly selective and promote a culture of excellence with a strong emphasis on science, anchored in humanist traditions.

As a widely internationalized university, École Polytechnique offers a variety of international programs and attracts a growing number of foreign students and researchers from around the globe (currently 41% of students and 40% of faculty members).

École Polytechnique offers an exceptional education to prepare bright men and women to excel in top-level key positions and lead complex and innovative projects which meet the challenges of 21st century society, all while maintaining a keen sense of their civil and social responsibilities.

With its 23 laboratories, 22 of which are joint research units with the French National Center for Scientific Research (CNRS), the École Polytechnique Research Center explores the frontiers of interdisciplinary knowledge to provide major contributions to science, technology, and society.

École Polytechnique is a founding member of Institut Polytechnique de Paris.

Role in the project

The Laboratoire de Mécanique des Solides, one of the 23 École Polytechnique laboratories, is in charge of designing and interpreting two technical tests, in partnership with ESK and STORENGY: A tightness test and a test during which cavern pressure will be cycled.

Relevant previous projects

STOPIL H2: H2 storage in salt caverns
FluidStory: Storage in salt caverns for Electrolysis–Methanation–Oxy-Fuel (EMO) concept
SACRE (ANR): Compressed air storage in salt caverns


Address :

École Polytechnique,
91128 Palaiseau Cedex,

Contact :

Pierre Bérest
Sustainability Consultant

European Map

Title Address Description
60 Boulevard Saint-Michel, 75005 Paris, France

Les Levées, 69360 Solaize, France

Halsbrücker Str. 34, 09599 Freiberg, Germany

14 Rue Vieux Faubourg, 59800 Lille, France

60550 Verneuil-en-Halatte, France

S Parade, Weston Point, Runcorn WA7, UK

École Polytechnique
91120 Palaiseau, France

Immeuble Djinn, 12 Rue Raoul Nordling, 92270 Bois-Colombes, France