Prediction of flexible pipe annulus composition by numerical modeling: identification of key parametersXavier Lefebvre, Nina Khvoenkova, Jean-Charles de Hemptinne, Léa Lefrançois, Béatrice Radenac, Stéphanie Pignoc-Chicheportiche and Cécile PlennevauxSci. Tech. Energ. Transition, 77 (2022) 11DOI: https://doi.org/10.2516/stet/2022008