Experimental testing and numerical simulations for life prediction of gate valve O-rings exposed to mixed neutron and gamma fields

Prete, 2014, The SPES project at the INFN-Laboratori Nazionali di Legnaro Zenoni, 2017, Radiation resistance of elastomeric O-rings in mixed neutron and gamma fields: testing methodology and experimental results, Rev. Sci. Instrum., 88, 10.1063/1.5011035 Flitney, 2015 Eriks, 2013, 1 Burnay, 1985, Prediction of service lifetimes of elastomeric seals during radiation aging, J. Nucl. Mater., 131, 197, 10.1016/0022-3115(85)90458-1 Plaček, 2009, Assessment of the EPDM seal lifetime in nuclear power plants, Polym. Test., 28, 209, 10.1016/j.polymertesting.2008.12.005 Le Lay, 2013, Study on the lifetime of EPDM seals in nuclear-powered vessels, Radiat. Phys. Chem., 84, 210, 10.1016/j.radphyschem.2012.05.008 Porter, 2018, Polymeric seal degradation in nuclear power plants: determination of physical and mechanical properties, J. Appl. Polym. Sci., 135, 1, 10.1002/app.45814 Porter, 2017, Polymeric seal degradation in nuclear power plants: effect of gamma radiation on sealing properties, J. Appl. Polym. Sci., 134, 2, 10.1002/app.44618 Pourmand, 2017, Effect of gamma radiation on carbon-black-filled EPDM seals in water and air, Polym. Degrad. Stab., 146, 184, 10.1016/j.polymdegradstab.2017.10.008 Bolt, 1963 Rivaton, 2008, Structural modifications of polymers under the impact of fast neutrons, Polym. Degrad. Stab., 93, 1864, 10.1016/j.polymdegradstab.2008.07.015 Rivaton, 2011, Fast neutron irradiation effects on organic polymers: suitability for dosimetry purposes?, Radiat. Phys. Chem., 80, 89, 10.1016/j.radphyschem.2010.08.007 Beynel, 1982 Pelowitz, 2005 Attrix, 2004 Ambrožič, 2017, Computational analysis of the dose rates at JSI TRIGA reactor irradiation facilities, Appl. Radiat. Isot., 130, 140, 10.1016/j.apradiso.2017.09.022 Ferrari, 2005 Laboratory, 2015 Andrighetto A. International, 2003 A. International, 2003 Sessink, 1973, Design of elastomer O-ring vacuum seals, Vacuum, 23, 319, 10.1016/0042-207X(73)92117-9 Yamamoto, 2015 Yamamoto, 2016, 1 McCrum, 1998 Marlow, 2003, A general first invariant hyperelastic constitutive model Gillen, 2005, Predicting and confirming the lifetime of o-rings, Polym. Degrad. Stab., 87, 257, 10.1016/j.polymdegradstab.2004.07.019