M. N. Ajour, L. A. Dissado, J. C. Fothergill, and P. N. Norman, Dielectric spectroscopy of Epoxy/Glass composite materials Environmental degradation of the electrical and thermal properties of organic insulating materials, Conference on Electrical Insulation and Dielectric Phenomena Journal of materials science, vol.23, pp.438-441, 1988.

:. A. Bock, R. Joho, T. Baumann, and C. E. Stephan, Trends in insulation systems for generator HV-windings, pp.11-102, 2002.

:. C. Bockeinheimer, D. Fata, and W. Possart, New aspects of aging in epoxy networks. I. Thermal aging, Journal of Applied Polymer Science, vol.91, issue.270, pp.361-368, 2004.
DOI : 10.1002/app.13092

:. V. Boucher, P. Rain, G. Teissèdre, and P. Schlupp, Mechanical and Dielectric Properties of Glass-Mica-Epoxy Composites along Accelerated Thermo-Oxidative Aging, 2007 IEEE International Conference on Solid Dielectrics, pp.162-165, 2007.
DOI : 10.1109/ICSD.2007.4290778
URL : https://hal.archives-ouvertes.fr/hal-00291572

:. K. Bowles, L. Mccorkle, and L. Ingrahm, Comparison of Graphite Fabric Reinforced PMR?15 and Avimid N Composites After Long Term Isothermal Aging at Various Temperatures, pp.1998-107529

J. Bowles, Thermal and Mechanical Durability of Graphite-Fiber- Reinforced PMR?15 Composites " , NASA Technical Memorandum 113116, Longtime Durability of PMR?15 Matrix Polymer at 204, pp.288-316

[. J. Bowles, L. Tsuji, J. Kamvouris, G. D. Roberts, R. Brütsch et al., Long-Term Isothermal Aging Effects on Weight Loss, Compression Properties, and Dimensions of T650?35 Fabric-Reinforced PMR?15 Composites?Data Available electronically at http://gltrs.grc.nasa.gov, High Voltage Failure Mechanisms, IEEE International Symposium on Electrical Insulation, 2008.

R. Brütsch, M. Tari, K. Fröhlich, T. Weiers, and R. Vogelsang, Insulation Failure Mechanisms of Power Generators, Buch, M. E. R. Shanahan, Influence of the Gaseous Environment on the thermal degradation of a structural epoxy adhesive, pp.987-992, 2000.

A. Caprara, A. Cavallini, G. C. Montanari, W. Chen, and G. Gao, Partial discharge source recognition in VPI machines, INSUCON conference, pp.236-240, 2006.

:. S. Ciutacu, P. Budrugeac, and I. Niculae, Accelerated thermal aging of glass-reinforced epoxy resin under oxygen pressure, Polymer Degradation and Stability, vol.31, issue.3, pp.365-372, 1991.
DOI : 10.1016/0141-3910(91)90044-R

:. X. Colin, C. Marais, and J. Verdu, A new method for predicting the thermal oxidation of thermoset matrices, Polymer Testing, vol.20, issue.7, pp.795-803, 2001.
DOI : 10.1016/S0142-9418(01)00021-6

T. W. Dakin, G. Luxa, G. Oppermann, J. Vigreux, G. Wind et al., Breakdown of gases in uniform fields. Paschen curves for nitrogen, air and sulfur hexafluoride, Electra, pp.32-61, 1974.

:. J. Decelle, N. Huet, and V. Bellenger, Oxidation induced shrinkage for thermally aged epoxy networks, Polymer Degradation and Stability, vol.81, issue.2, pp.239-248, 2003.
DOI : 10.1016/S0141-3910(03)00094-6
URL : https://hal.archives-ouvertes.fr/hal-00113832

:. L. Dissado, Understanding electrical trees in solids: from experiment to theory, IEEE Transactions on Dielectrics and Electrical Insulation, vol.9, pp.4483-497, 2002.

G. W. Ehrenstein, G. Riedel, and P. , Thermal Analysis of Plastics - Theory and Practice, chap. 6 : Dynamic Mechanical Analysis " , édité par Hanser Fachbuch, pp.3-446, 2004.

:. M. Farahani, H. Borsi, and E. Gockenbach, Dielectric response studies on insulating system of high voltage rotating machines, IEEE Transactions on Dielectrics and Electrical Insulation, vol.13, issue.2, pp.1383-393, 2006.
DOI : 10.1109/TDEI.2006.1624283

:. B. Fruth and L. Niemeyer, The importance of statistical characteristics of partial discharge data, IEEE Transactions on Electrical Insulation, vol.27, issue.1, p.p, 1992.
DOI : 10.1109/14.123441

G. Gokenbach, M. Farahani, and H. Borsi, Investigations of diagnostic tools for insulation systems of high voltage rotating machines, 2010 10th IEEE International Conference on Solid Dielectrics, 2010.
DOI : 10.1109/ICSD.2010.5567931

:. F. Gutfleish and L. Niemeyer, Measurement and simulation of PD in epoxy voids, IEEE Transactions on Dielectrics and Electrical Insulation, vol.2, issue.5, pp.729-743, 1995.
DOI : 10.1109/94.469970

:. Y. Hao, Z. Jia, Z. Zeng, G. Wang, N. Gao et al., Study of the aging of stator insulation in large generators based on dynamic mechanical analysis Partial Discharge Signal Interpretation for Generator Diagnostics, IEEE Annual Report ? Conference on Electrical Insulation and Dielectric Phenomena IEEE Transactions on Dielectrics and Electrical Insulations, vol.12, pp.404-407, 2002.

H. M. Le-huy, V. Bellenger, and J. Verdu, Thermal oxidation of anhydride cured epoxies. I???mechanistic aspects, Polymer Degradation and Stability, vol.35, issue.1, pp.3577-86, 1992.
DOI : 10.1016/0141-3910(92)90138-U

:. K. Ivanova, R. A. Pethrick, and S. Affrossman, Investigation of hydrothermal ageing of a filled rubber toughened epoxy resin using dynamic mechanical thermal analysis and dielectric spectroscopy, Polymer, vol.41, issue.18, pp.6787-6796, 2000.
DOI : 10.1016/S0032-3861(00)00042-2

:. D. Kaelble and P. J. Dynes, Hydrothermal Aging of Composite Materials Part 2: Matrix Aspects, Thermal aging properties of Mica/Epoxy Stator winding insulations IEEE Annual Report ? Conference on Electrical Insulation and Dielectric Phenomena, pp.195-212, 1977.
DOI : 10.1080/00218467608075083

C. Kim, T. Kondo, and T. Mizutani, Change in PD pattern with aging Partial Discharge Detection in High Voltage Equipment chapter 1 : Occurrence of Discharges " édité par Butterworth & Co Impacts of thermal aging and water absorption on the surface electrical and chemical properties of cycloaliphatic epoxy resin, IEEE Transactions on Dielectrics and Electrical Insulations IEEE Transactions on Dielectrics and Electrical Insulation, vol.117, pp.3-424, 1989.

:. Y. Li and J. Unsworth, Effect of physical aging on dielectric, thermal and mechanical properties of cast-epoxy insulators, IEEE Transactions on Dielectrics and Electrical Insulation, vol.1, issue.1, pp.1-9, 1994.
DOI : 10.1109/94.300227

:. L. Monney, J. Bole, C. Dubois, and A. Chambaudet, Trapping and identification of volatile photo-products of au photo-oxidised epoxy matrix, Polymer degradation and stability, pp.66-83, 1999.

:. L. Niemeyer, A generalized approach to partial discharge modeling, IEEE Transactions on Dielectrics and Electrical Insulation, vol.2, issue.4, pp.510-528, 1995.
DOI : 10.1109/94.407017

:. T. Tsotsis, Thermo-Oxidative Aging of Composite Materials, Thermo-Oxidative Aging of Composite Materials, pp.410-422, 1993.
DOI : 10.1177/002199839502900307

:. T. Tsotsis, S. Keller, J. Bardis, and J. Bish, Preliminary evaluation of the use of elevated pressure to accelerate thermo-oxidative aging in composites, Polymer Degradation and Stability, vol.64, issue.2, pp.207-212, 1999.
DOI : 10.1016/S0141-3910(98)00190-6

:. T. Tsotsis, S. Keller, K. Lee, J. Bardis, and J. Bish, Aging of polymeric composite specimens for 5000 hours at elevated pressure and temperature, Composites Science and Technology, vol.61, issue.1, pp.75-86, 2001.
DOI : 10.1016/S0266-3538(00)00196-2

:. T. Tsotsis, Thermo-Oxidative Aging of Composite Materials, Thermo-Oxidative Aging of Composite Materials, pp.410-422, 1993.
DOI : 10.1177/002199839502900307

:. J. Unsworth and Y. Li, Thermal degradation of epoxy/silica composites monitored via dynamic mechanical thermal analysis, Journal of Applied Polymer Science, vol.46, issue.8, pp.1375-1379, 1992.
DOI : 10.1002/app.1992.070460806

:. J. Verdu, Plastiques: vieillissement chimique, TI A 3151, Editions Techniques de l'Ingénieur

[. Vogelsang, T. Farr, and K. Fröhlich, The effect of barriers on electrical tree propagation in composite insulation materials, IEEE Transactions on Dielectrics and Electrical Insulation, vol.13, issue.2, 2006.
DOI : 10.1109/TDEI.2006.1624282

[. Vogelsang, B. Fruth, and K. Fröhlich, Detection of electrical tree propagation in generator bar insulations by partial discharge measurements, Proceedings of the 7th International Conference on Properties and Applications of Dielectric Materials (Cat. No.03CH37417), 2003.
DOI : 10.1109/ICPADM.2003.1218407

. Hao, Study on the aging of stator insulation in large generators based on dynamic mechanical analysis, Conference on Electrical Insulation and Dielectric Phenomena, pp.404-407, 2002.

. Références-de-normes, Arrêté du 15 mars 2000 relatif à l'exploitation des équipements sous pression (modifié par les arrêtés du 13 octobre, 2000.