Original article: Gas phase appearance and disappearance as a problem with complementarity constraints

  • Authors:
  • Ibtihel Ben Gharbia;Jérôme Jaffré

  • Affiliations:
  • -;-

  • Venue:
  • Mathematics and Computers in Simulation
  • Year:
  • 2014

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Abstract

The modeling of migration of hydrogen produced by the corrosion of the nuclear waste packages in an underground storage including the dissolution of hydrogen involves a set of nonlinear partial differential equations with nonlinear complementarity constraints. This article shows how to apply a modern and efficient solution strategy, the Newton-min method, to this geoscience problem and investigates its applicability and efficiency. In particular, numerical experiments show that the Newton-min method is quadratically convergent for this problem.