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Acoustic and Ultrasound-based Predictive Maintenance Systems for Industrial Equipment


Thesis topic details

General information

Organisation

The French Alternative Energies and Atomic Energy Commission (CEA) is a key player in research, development and innovation in four main areas :
• defence and security,
• nuclear energy (fission and fusion),
• technological research for industry,
• fundamental research in the physical sciences and life sciences.

Drawing on its widely acknowledged expertise, and thanks to its 16000 technicians, engineers, researchers and staff, the CEA actively participates in collaborative projects with a large number of academic and industrial partners.

The CEA is established in ten centers spread throughout France
  

Reference

SL-DRT-26-0528  

Direction

DRT

Thesis topic details

Category

Technological challenges

Thesis topics

Acoustic and Ultrasound-based Predictive Maintenance Systems for Industrial Equipment

Contract

Thèse

Job description

Power converters are essential in numerous applications such as industry, photovoltaic systems, electric vehicles, and data centers. Their conventional maintenance is often based on fixed schedules, leading to premature replacement of components and significant electronic waste.
This PhD project aims to develop a novel non-invasive and low-cost ultrasound-based monitoring approach to assess the state of health and remaining useful life (RUL) of power converters deployed across various industries.
The research will focus on identifying and characterizing ultrasonic signatures emitted by aging electronic components, and on developing physics-informed neural networks (PINNs) to model their degradation mechanisms. The project will combine experimental studies with advanced signal processing and AI techniques (compressed sensing), aiming to detect early signs of failure and enable predictive maintenance strategies executed locally (edge deployment).
The research will be carried out within a Marie Sklodowska-Curie Actions (MSCA) Doctoral Network, offering international training, interdisciplinary collaboration, and secondments at leading academic and industrial partners across Europe (Italy and Netherlands for this PhD offer).

University / doctoral school

Electronique, Electrotechnique, Automatique, Traitement du Signal (EEATS)
Université Grenoble Alpes

Thesis topic location

Site

Grenoble

Requester

Position start date

01/05/2026

Person to be contacted by the applicant

FASSI Youssof youssof.fassi@cea.fr
CEA
DES/DEHT/S2TC/L2EP
Bat. 51D - P. D340
17, av des martyrs
38054 Grenoble Cedex

Tutor / Responsible thesis director

BOISSEAU Sébastien sebastien.boisseau@cea.fr
CEA
DRT/DSYS/SSCE/LAIC
51C / C230 – LETI/DSYS/SSCE/LAIC
17 rue des Martyrs
38054 Grenoble Cedex 9

04.38.78.08.99

En savoir plus


http://www.leti-cea.fr/cea-tech/leti/Pages/recherche-appliquee/plateformes/plateforme-systemes-cyber-physiques.aspx