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Letot Christophe


Main Referenced Co-authors
Dehombreux, Pierre  (33)
Serra, Roger (10)
Equeter, Lucas  (8)
Fleurquin, Guillaume  (8)
Ducobu, François  (6)
Main Referenced Keywords
bearing lifetime (1); degradation based reliability (1); Durée de vie résiduelle (1); Dégradation (1); Fiabilité (1);
Main Referenced Unit & Research Centers
BIOSYS - Biosys (4)
CRIM - Ingénierie des matériaux (2)
Main Referenced Disciplines
Mechanical engineering (36)
Mathematics (34)
Physics (24)
Materials science & engineering (1)
Environmental sciences & ecology (1)

Publications (total 43)

The most downloaded
27 downloads
Ducobu, F., & Letot, C. (2011). I-CARE 333 : une autre idée de la mobilité. Polytech News, n°46. https://hdl.handle.net/20.500.12907/15724
The most cited
28 citations (Scopus®)
Letot, C., Dersin, P., Pugnaloni, M., Dehombreux, P., Fleurquin, G., Douziech, C., & La-Cascia, P. (2015). A data driven degradation-based model for the maintenance of turnouts: a case study. Paper presented at 9th IFAC Symposium on Fault Detection, Supervision and Safety for Technical Processes SAFEPROCESS'15, Paris, France. https://hdl.handle.net/20.500.12907/13043

Equeter, L., Letot, C., Dutoit, C., Serra, R., Ducobu, F., & Dehombreux, P. (27 March 2018). Use of a Stochastic Model for Updated Remaining Useful Life Estimates. Poster session presented at Mardi des Chercheurs (MdC2018), Valenciennes, France.

Letot, C., Equeter, L., Dutoit, C., & Dehombreux, P. (2017). Updated operational reliability from degradation indicators and adaptive maintenance. In C. Volosescu (Ed.), System Reliability (pp. 67-91). Intech.

Equeter, L., Letot, C., Dutoit, C., Dehombreux, P., & Serra, R. (2017). Cutting tool life management in turning process: a new approach based on a stochastic wear process and the Cox model. Paper presented at 12ème Congrès International Pluridisciplinaire en Qualité, Sûreté de Fonctionnement et Développement Durable : QUALITA'2017, Bourges, France.

Dutoit, C., Letot, C., Equeter, L., & Dehombreux, P. (2017). Utilisation du Contrôle Qualité dans l'Optimisation de la Maintenance. Paper presented at 12ème Congrès International Pluridisciplinaire en Qualité, Sûreté de Fonctionnement et Développement Durable : QUALITA'2017, Bourges, France.

Letot, C., Fleurquin, G., Lesage, A., & Dehombreux, P. (20 April 2017). An adaptive degradation-based maintenance model taking into account both imperfect adjustments and AGAN replacements. Quality and Reliability Engineering International, TBD (TBD). doi:10.1002/qre.2166
Peer Reviewed verified by ORBi

Letot, C., & Dehombreux, P. (07 March 2017). An adaptive degradation-based maintenance model with both imperfect repairs and AGAN replacements. Poster session presented at Huitième édition montoise du MdC : le Mardi des Chercheurs 2017, UMons, Belgium.

Rivière, E., Letot, C., Ducobu, F., Dehombreux, P., & Filippi, E. (01 January 2017). Dynamic simulation of milling operations with small diameter milling cutters: effect of material heterogeneity on the cutting force model. Meccanica, 52 (1-2), 35-44. doi:s11012-016-0398-y
Peer reviewed

Soleimanmeigouni, I., Ahmadi, A., Arasteh Khouy, I., & Letot, C. (20 October 2016). Evaluation of the effect of tamping on the track geometry condition: A case study. Proceedings of the Institution of Mechanical Engineers. Part F, Journal of Rail and Rapid Transit, 0 (0), 1.
Peer Reviewed verified by ORBi

Letot, C., Soleimanmeigouni, I., Ahmadi, A., & Dehombreux, P. (19 October 2016). An adaptive opportunistic maintenance model based on railway track condition prediction. IFAC Proceedings Volumes, 49 (28), 120-125. doi:10.1016/j.ifacol.2016.11.021
Peer reviewed

Letot, C., Soleimanmeigouni, I., Arasteh Khouy, I., Ahmadi, A., & Dehombreux, P. (2016). Comparaison des processus gamma et Wiener pour modéliser la dégradation de géométrie de voies ferroviaires. Paper presented at Lambda Mu 20 'Maîtriser les risques dans un monde en mouvement', Saint-Malo, France.

Equeter, L., Letot, C., Serra, R., & Dehombreux, P. (05 July 2016). Simulation of Wear and Survival Analysis of Cutting Tools in Gray Cast Iron Turning. Poster session presented at Troisième Journée des Chercheurs de l'Institut Matériaux, Mons, Belgium.

Ahmadi, A., Soleimanmeigouni, I., Block, J., & Letot, C. (30 June 2016). Optimum failure management strategy for periodically inspected units with imperfect maintenance. IFAC Proceedings Volumes, 49 (12), 799-804. doi:10.1016/j.ifacol.2016.07.872
Peer reviewed

Equeter, L., Letot, C., Serra, R., & Dehombreux, P. (27 June 2016). Estimate of Cutting Tool Lifespan through Cox Proportional Hazards Model. IFAC-PapersOnLine, 49 (28), 238-243. doi:10.1016/j.ifacol.2016.11.041
Peer reviewed

Soleimanmeigouni, I., Ahmadi, A., Letot, C., Nilsson, A., & Kumar, U. (2016). Cost-Based Optimization of Track Geometry Inspection. Paper presented at 11th World Congress of Railway Research, Milan, Italy.

Letot, C. (18 May 2016). An adaptive opportunistic maintenance model based on railway track condition prediction. Poster session presented at 9ème édition de la Matinée des Chercheurs 2016 (MdC2016), Valenciennes, France.

Equeter, L., Letot, C., Serra, R., & Dehombreux, P. (18 May 2016). Estimate of Cutting Tools Lifetime through Cox Proportional Hazards Model. Poster session presented at Matinée des Chercheurs 2016, Valenciennes, France.

Letot, C., Serra, R., Equeter, L., & Dehombreux, P. (2016). Apport des modèles physiques de défaillance et des processus stochastiques pour la prédiction de la durée de vie d'outils de coupe. Paper presented at 9e Journées Nationales Fiabilité des Matériaux et des Structures - JFMS2016, Nancy, France.

Fleurquin, G., Letot, C., & Ducobu, F. (2016). La maintenance dans le monde ferroviaire : un pari d'avenir. Polytech-News, n°53.

Letot, C., Serra, R., Dossevi, M., & Dehombreux, P. (16 December 2015). Cutting tools reliability and residual life prediction from degradation indicators in turning process: A case study involving four approaches. International Journal of Advanced Manufacturing Technology, 86 (1), 495-506. doi:10.1007/s00170-015-8158-z
Peer Reviewed verified by ORBi

Letot, C., & Dehombreux, P. (2015). Modèle de maintenance adaptative imparfaite pour des équipements sujets à la dégradation. Paper presented at 11ème Congrès International de Génie Industriel (CIGI2015), Québec, Canada.

Letot, C., Dersin, P., Pugnaloni, M., Dehombreux, P., Fleurquin, G., Douziech, C., & La-Cascia, P. (15 October 2015). A data driven degradation-based model for the maintenance of turnouts: a case study. IFAC Proceedings Volumes, 48 (21), 958-963. doi:10.1016/j.ifacol.2015.09.650
Peer reviewed

Letot, C., Dersin, P., Pugnaloni, M., Dehombreux, P., Fleurquin, G., Douziech, C., & La-Cascia, P. (2015). A data driven degradation-based model for the maintenance of turnouts: a case study. Paper presented at 9th IFAC Symposium on Fault Detection, Supervision and Safety for Technical Processes SAFEPROCESS'15, Paris, France.

Rivière, E., Letot, C., Ducobu, F., & Filippi, E. (17 April 2015). Uncertainty management of cutting forces parameters and its effects on machining stability. Key Engineering Materials, 651-653, 1165-1170. doi:10.4028/www.scientific.net/KEM.651-653.116
Peer Reviewed verified by ORBi

Rivière, E., Letot, C., Ducobu, F., & Filippi, E. (01 April 2015). Uncertainty management of cutting forces parameters and its effects on machining stability. Paper presented at 18th International ESAFORM Conference on Material Forming, ESAFORM 2015.

Letot, C. (10 March 2015). A data driven degradation-based model for the maintenance of turnouts: a case study. Poster session presented at 8ème édition de la Matinée des Chercheurs 2015 (MdC2015), Mons, Belgium.

Letot, C., Dehombreux, P., Rivière, E., Fleurquin, G., & Lesage, A. (01 March 2015). A degradation model for maintenance improvement in respect of cost and availability. Journal of Quality in Maintenance Engineering, 21 (1), 55 - 69. doi:10.1108/JQME-01-2013-0001
Peer Reviewed verified by ORBi

Martinez, A., Letot, C., Serra, R., & Dehombreux, P. (2014). Maîtrise de l'estimation de l'usure des plaquettes de coupe en usinage. Paper presented at MUGV 2014, Clermont-Ferrand, France.

Letot, C., Dehombreux, P., & Serra, R. (01 September 2014). Estimer la durée de vie des plaquettes d'usinage à partir de données de dégradation. Essais & Simulations sciences et techniques en environnement pour les laboratoires et l'industrie, 118 (1), 24-28.

Letot, C. (2013). Maintenance prévisionnelle d'équipements industriels basée sur la modélisation, l'estimation et la simulation de lois de dégradation. Unpublished doctoral thesis, Université de Mons.
Jury: Dehombreux, P. (Promotor), Pirlot, M., Verlinden, O., Serra, R., Riane, F., Labeau, P.-E., Rivière, E., ... Pintelon, L.

Letot, C., & Dehombreux, P. (2012). Actualized reliability model based on degradation data and maintenance optimization. Paper presented at 2nd IFAC Workshop on Advanced Maintenance Engineering, Services and Technology (A-MEST'12), Sevilla, Spain.

Letot, C., Serra, R., & Dehombreux, P. (2012). Fiabilité actualisée de plaquettes d'usinage afin d'estimer leur durée de vie à partir de données de dégradation. Paper presented at Lambda Mu 18 'La maîtrise des risques des systèmes complexes', Tours, France.

Letot, C., & Dehombreux, P. (2012). Dynamic reliability degradation-based models and maintenance optimization. Paper presented at 9th National Congress on Theoretical and Applied Mechanics (NCTAM2012), Brussels, Belgium.

Ducobu, F., & Letot, C. (2011). I-CARE 333 : une autre idée de la mobilité. Polytech News, n°46.

Letot, C., Dehombreux, P., Fleurquin, G., & Rivière, E. (2011). Roller bearings lifetime under different load conditions by a semi-Markovian approach. Paper presented at 41st ESReDA Conference Advances in Reliability-based Maintenance Policies, La Rochelle, France.

Letot, C., & Dehombreux, P. (2010). Reliability assessment from degradation models. Paper presented at 3rd International Conference on Accelerated Life Testing, Reliability-based Analysis and Design, Clermont Ferrand, France.

Letot, C., Dehombreux, P., & Fleurquin, G. (2010). Reliabilitix, un outil d'optimisation de la maintenance basé sur la fiabilité. Paper presented at Symposium international 'Maintenance et maîtrise des risques', Rabat, Morocco.

Letot, C., & Dehombreux, P. (2009). Modèles de dégradation pour l'estimation de la fiabilité et de la durée de vie résiduelle : applications à la fissuration. Paper presented at 4ème édition du Congrès PENTOM, Autrans, France.

Letot, C., & Dehombreux, P. (2009). A toolbox to assess reliability and degradation models. Paper presented at 2nd Symposium EUREKA ETE, Bruxelles, Belgium.

Fleurquin, G., Letot, C., Dehombreux, P., & Riane, F. (2009). Assessing uncertainty from data collection to maintenance optimization. Paper presented at International Conference on Reliability, Maintainability and Safety, Chengdu, China.

Letot, C., & Dehombreux, P. (2009). Degradation models for reliability estimation and mean residual lifetime. Paper presented at National Congress of Theoretical and Applied Mechanics, VUB, Brussels, Belgium.

Kilundu Y'E Bondo, B., Dehombreux, P., & Letot, C. (2009). Estimation des seuils de surveillance vibratoire sur base d'arbres de décision et d'historiques de mesures. Paper presented at Congrès international sur l'ingénierie des risques industriels, Reims, France.

Kilundu Y'E Bondo, B., Dehombreux, P., Letot, C., & Chiementin, X. (01 April 2009). Early detection of bearing damage by means of decision trees. Journal of Automation, Mobile Robotics and Intelligent Systems, 3 (3), 70-74.
Peer Reviewed verified by ORBi

Kilundu Y'E Bondo, B., Dehombreux, P., Letot, C., & Chiementin, X. (2008). Early detection of bearing damage by means of decision trees. Paper presented at IFAC Conference on Intelligent Manufacturing Systems, .

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