A stochastic XFEM model for the tensile strength prediction of heterogeneous graphite based on microstructural observations

M Bansal, IV Singh, BK Mishra, K Sharma… - Journal of Nuclear …, 2017 - Elsevier
A stochastic XFEM model based on microstructural observations has been developed to
evaluate the tensile strength of NBG-18 nuclear graphite. The nuclear graphite consists of …

A numerical stress based approach for predicting failure in NBG-18 nuclear graphite components with verification problems

MP Hindley, MN Mitchell, C Erasmus… - Journal of Nuclear …, 2013 - Elsevier
This paper presents a methodology that can be used for calculating the probability of failure
of graphite core components in a nuclear core design, such as that of the Pebble Bed …

Failure prediction of full-size reactor components from tensile specimen data on NBG-18 nuclear graphite

MP Hindley, DC Blaine, AA Groenwold… - Nuclear Engineering and …, 2015 - Elsevier
This paper concerns itself with predicting the failure of a full-size NBG-18 nuclear graphite
reactor component based only on test data obtained from standard tensile test specimens. A …

A two-scale stochastic framework for predicting failure strength probability of heterogeneous materials

M Bansal, IV Singh, BK Mishra, K Sharma, IA Khan - Composite Structures, 2017 - Elsevier
In the present study, a two-scale stochastic framework has been proposed for predicting the
failure strength probability of heterogeneous materials. The analysis at both scales (meso …

A numerical prediction of flexural strength probability for NBG-18 nuclear grade graphite using strength pair model

M Bansal, IV Singh, BK Mishra… - The Journal of Strain …, 2017 - journals.sagepub.com
In this work, a strength pair model has been proposed for the numerical prediction of flexural
strength probability of NBG-18 nuclear grade graphite. The input to the proposed model is a …

Next generation high temperature gas reactors: a failure methodology for the design of nuclear graphite components

MP Hindley - 2015 - scholar.sun.ac.za
This thesis presents a failure evaluation methodology for nuclear graphite components used
in high-temperature gas reactors. The failure methodology is aimed at predicting the failure …

Experimental and numerical survey on tensile fracture of polycrystalline graphite using design of experiments

M Shakouri, A Khodadad… - Proceedings of the …, 2016 - journals.sagepub.com
A new test specimen for a tensile test of industrial graphite is introduced using experiment
and finite element results. The most influencing factors on the tensile strength of the test …

[引用][C] 7. A NUMERICAL STRESS BASED APPROACH FOR PREDICTING FAILURE IN NBG-18 NUCLEAR GRAPHITE COMPONENTS WITH VERIFICATION

MP Hindley, MN Mitchell, C Erasmus, R McMurtry…

[引用][C] 18 NUCLEAR GRAPHITE [79]

[引用][C] 6. OBSERVATIONS IN THE STATISTICAL ANALYSIS OF NBG-18 NUCLEAR GRAPHITE STRENGTH