photo de profil d'un membre

Marie-Alix Dalle

Summary

Concerned by environmental issues since child and especially those related to water, I want to put my engineering and research skills to help solve these challenges in an integrated way to sustainable development and circular economy.

Professional experiences

Sustainability research engineer

ARCELORMITTAL R&D , Esch-sur-alzette

From June 2022 to Today

Working on sustainability topics: decarbonization of EAF processes, dedusting

Technical support specialist

ArcelorMITTAL , Esch-sur-alzette

Since 1. january 2024

Doctorante en dessalement de l'eau

UNIVERSITE DU LUXEMBOURG , Luxembourg

From May 2018 to October 2022

Experimental and Theoretical investigations for the improvement of the energy efficiency of a low-tech water desalination process: Air-Gap Membrane Distillation
- Conception, set-up and experimentation of an optical (Schlieren) experiment for the observation of temperature polarization and permeate flow measurement in Air-Gap Membrane Distillation
- Comparison of the obtained temperature gradient with the results of a 3D code written by Uni in fortran
- Ray-traving simulation of the light rays behavior in the set-up in MATLAB
- Evaporation modelling with Statistical Rate Theory (SRT) in C++
- New spacers geometries performance analysis in FLUENT
- Exercices sessions on Heat and Mass Transfers and Thermodynamic I

Acquired knowledge: Water, Water Desalination and Energy challenges of this millenium
Acquired technics: optic, C++, MATLAB, numerical simulation

Ingénieur de projet

SUEZ , Nanterre - CDI

From September 2016 to May 2018

In charge of the follow-up and development of experimental pilots for micro-algae photosynthesis-based CO2 capture project "Carbon Sink"
- Implementation, maintenance and experimental follow-up of the pilots
- Physical and chemical modeling of the gas and light diffusion
- Conception of a sizing tool

Ingénieur support technique

SUEZ , Le pecq - CDI

From February 2015 to September 2016

Technical Support on MAGES (Model for effluents management support)
- Modeling of 10-50 and 100 years return-time floods and adapted management instructions)
- Update of the captors' web
- Modeling of metro works (Grand Paris)

Additional training

Master of Science

University of California, Berkeley - Environnement/développement durable

0000 à 2014

Water treatment, Water quality

Associations

ESE

http://ese.lu

Secrétaire

The Shifters

https://www.theshifters.org/

Member and Referent for Luxembourg

La Fresque du Climat

https://fresqueduclimat.org/

Member and Referent for Luxembourg

Degree

Polytechnique – Ingénieur – 2009

Languages

Anglais - Courant

Espagnol - Technique

Créole haïtien - Technique

Allemand - Notion

Skills

Anglais
espagnol
créole Haïtien

Hobbies

  • vélo
  • flûte traversière
  • randonnée
  • backpacking
  • course à pied
  • marathon
  • triathlon
  • natation
  • voyage