Outputs (28)

A neural network approach for determining spatial and geometry dependent Green's functions for thermal stress approximation in power plant header components (2018)
Journal Article
Rouse, J., Hyde, C., & Morris, A. (2018). A neural network approach for determining spatial and geometry dependent Green's functions for thermal stress approximation in power plant header components. International Journal of Pressure Vessels and Piping, 168, 269-288. https://doi.org/10.1016/j.ijpvp.2018.10.020

The trend in power generation to operate plant with a greater frequency of on/partial/off load conditions creates several concerns for the long term structural integrity of many high temperature components. The Green's function method has been used f... Read More about A neural network approach for determining spatial and geometry dependent Green's functions for thermal stress approximation in power plant header components.

Effect of post processing on the creep performance of laser powder bed fused Inconel 718 (2018)
Journal Article
Xu, Z., Murray, J., Hyde, C., & Clare, A. (2018). Effect of post processing on the creep performance of laser powder bed fused Inconel 718. Additive Manufacturing, 24, 486-497. https://doi.org/10.1016/j.addma.2018.10.027

In this study, the creep performance of laser powder bed fusion manufactured Inconel 718 specimens is studied in detail and compared with conventional hot-rolled specimens alongside as-built then heat-treated and as-built then hot-isostatic pressed s... Read More about Effect of post processing on the creep performance of laser powder bed fused Inconel 718.

A case study investigation into the effects of spatially dependent convection coefficients on the fatigue response of a power plant header component (2018)
Journal Article
Rouse, J., Zacharzewski, P., Hyde, C., Jefferson-Loveday, R. J., Morris, A., & Kyaw, S. (2018). A case study investigation into the effects of spatially dependent convection coefficients on the fatigue response of a power plant header component. International Journal of Fatigue, 113, 137-148. https://doi.org/10.1016/j.ijfatigue.2018.03.032

Societal and environmental pressures are forcing thermal power plant operators to deviate greatly from the generation strategies of the past. The application of high frequency start up/shut down/partial load cycles to components that may well be outs... Read More about A case study investigation into the effects of spatially dependent convection coefficients on the fatigue response of a power plant header component.

Creep behaviour of inconel 718 processed by laser powder bed fusion (2018)
Journal Article
Xu, Z., Hyde, C., Tuck, C., & Clare, A. (2018). Creep behaviour of inconel 718 processed by laser powder bed fusion. Journal of Materials Processing Technology, 256, https://doi.org/10.1016/j.jmatprotec.2018.01.040

Additive manufacturing lends itself well to the manufacture of aerospace parts due to the high complexity and small volume of many components found in modern aero engines. By exploiting additive manufacturing design freedoms, enhanced part functional... Read More about Creep behaviour of inconel 718 processed by laser powder bed fusion.

Staged thermomechanical testing of nickel superalloys produced by selective laser melting (2017)
Journal Article
Xu, Z., Hyde, C. J., Thompson, A., Leach, R. K., Maskery, I., Tuck, C., & Clare, A. T. (2017). Staged thermomechanical testing of nickel superalloys produced by selective laser melting. Materials and Design, 133, 520-527. https://doi.org/10.1016/j.matdes.2017.08.009

The creep performance of additively manufactured components remains an issue before additive manufacturing can be put fully implemented. In this study, Inconel 718 two-bar specimens are produced by selective laser melting and subjected to a ‘staged’... Read More about Staged thermomechanical testing of nickel superalloys produced by selective laser melting.

Small ring testing of high temperature materials (2017)
Journal Article
Hyde, C. J., Hyde, T. H., & Sun, W. (in press). Small ring testing of high temperature materials. Key Engineering Materials, 734, https://doi.org/10.4028/www.scientific.net/KEM.734.168

In service components such as steam pipes, pipe branches, gas and steam turbine blades, etc. which operate in engineering applications such as power plant, aero-engines, chemical plant etc., can operate at temperatures which are high enough for creep... Read More about Small ring testing of high temperature materials.

Practical considerations of the use of cross-weld and compact tension specimens’ creep data (2016)
Journal Article
Petkov, M. P., Hyde, C. J., & Hyde, T. H. (2016). Practical considerations of the use of cross-weld and compact tension specimens’ creep data. Journal of Strain Analysis for Engineering Design, 51(3), 179-206. https://doi.org/10.1177/0309324715627575

This article gives an overview of the use of cross-weld and compact tension specimen modelling and analyses data to characterise creep behaviour of the high-temperature components. Cross-weld and compact tension specimens are used to describe creep c... Read More about Practical considerations of the use of cross-weld and compact tension specimens’ creep data.

Micromechanical finite element modelling of thermo-mechanical fatigue for P91 steels (2016)
Journal Article
Li, D., Barrett, R. A., O’Donoghue, P. E., Hyde, C. J., O’Dowd, N. P., & Leen, S. B. (2016). Micromechanical finite element modelling of thermo-mechanical fatigue for P91 steels. International Journal of Fatigue, 87, https://doi.org/10.1016/j.ijfatigue.2015.11.025

In this paper, the cyclic plasticity and fatigue crack initiation behaviour of a tempered martensite ferritic steel under thermo-mechanical fatigue conditions is examined by means of micromechanical finite element modelling. The crystal plasticity-ba... Read More about Micromechanical finite element modelling of thermo-mechanical fatigue for P91 steels.

A comparison of simple methods to incorporate material temperature dependency in the Green’s function method for estimating transient thermal stresses in thick-walled power plant components (2016)
Journal Article
Rouse, J., & Hyde, C. J. (in press). A comparison of simple methods to incorporate material temperature dependency in the Green’s function method for estimating transient thermal stresses in thick-walled power plant components. Materials, 9(1), https://doi.org/10.3390/ma9010026

The threat of thermal fatigue is an increasing concern for thermal power plant operators due to the increasing tendency to adopt “two-shifting” operating procedures. Thermal plants are likely to remain part of the energy portfolio for the foreseeable... Read More about A comparison of simple methods to incorporate material temperature dependency in the Green’s function method for estimating transient thermal stresses in thick-walled power plant components.

Cyclic thermomechanical testing of 316 stainless steel (2015)
Journal Article
Buss, T., & Hyde, C. J. (in press). Cyclic thermomechanical testing of 316 stainless steel. Materials at High Temperatures, 32(3), https://doi.org/10.1179/0960340914Z.00000000068

Materials used for components such as power plant steam pipes, gas turbines discs and die forming machinery can be subject to combinations of extreme loading and temperature conditions. In addition, the materials can contain or develop cracks. Once a... Read More about Cyclic thermomechanical testing of 316 stainless steel.