All Outputs (384)

Participant experiences of mobile device-based diary studies (2013)
Journal Article
Sun, X., Golightly, D., Cranwell, J., Bedwell, B. D., & Sharples, S. (2013). Participant experiences of mobile device-based diary studies. International Journal of Mobile Human Computer Interaction, 5(2), https://doi.org/10.4018/jmhci.2013040104

Mobile device-based diary studies have potential as contextual data capture methods that address the limitations of the traditional paper-based diary method. While there have been a number of studies that demonstrate the power of the mobile device-ba... Read More about Participant experiences of mobile device-based diary studies.

Development of a smoke visualisation system for wind tunnel laboratory experiments (2013)
Journal Article
Trinder, M., & Jabbal, M. (2013). Development of a smoke visualisation system for wind tunnel laboratory experiments. International Journal of Mechanical Engineering Education, 41(1), https://doi.org/10.7227/IJMEE.41.1.5

The design, build and test of a smoke visualisation system for a vertical wind tunnel at Brunel University are described. The smoke visualisation system utilised a fog machine for smoke generation and required the design and manufacture of a smoke ra... Read More about Development of a smoke visualisation system for wind tunnel laboratory experiments.

Active fixturing: literature review and future research directions (2013)
Journal Article
Bakker, O. J., Papastathis, T., Popov, A. A., & Ratchev, S. (2013). Active fixturing: literature review and future research directions. International Journal of Production Research, 51(11), https://doi.org/10.1080/00207543.2012.695893

Fixtures are used to fixate, position and support workpieces and represent a crucial tool in manufacturing. Their performance determines the result of the whole manufacturing process of a product. There is a vast amount of research done on automatic... Read More about Active fixturing: literature review and future research directions.

Recent research on flexible fixtures for manufacturing processes (2013)
Journal Article
Bakker, O. J., Papastathis, T., Ratchev, S., & Popov, A. A. (2013). Recent research on flexible fixtures for manufacturing processes. Recent Patents on Mechanical Engineering, 6(2), https://doi.org/10.2174/2212797611306020003

Fixtures, are used to fixate, position and support workpieces, and form a crucial tool in manufacturing. Their performance influences the manufacturing (and assembly) process of a product. Furthermore, fixturing can form a significant portion of the... Read More about Recent research on flexible fixtures for manufacturing processes.

Near-net-shape production of hollow titanium alloy components via electrochemical reduction of metal oxide precursors in molten salts (2013)
Journal Article
Hu, D., Xiao, W., & Chen, G. Z. (2013). Near-net-shape production of hollow titanium alloy components via electrochemical reduction of metal oxide precursors in molten salts. Metallurgical and Materials Transactions B, 44(2), 272-282. https://doi.org/10.1007/s11663-013-9800-5

Metal oxide precursors (ca. 90 wt pct Ti, 6 wt pct Al, and 4 wt pct V) were prepared with a hollow structure in various shapes such as a sphere, miniature golf club head, and cup using a one-step solid slip-casting process. The precursors were then e... Read More about Near-net-shape production of hollow titanium alloy components via electrochemical reduction of metal oxide precursors in molten salts.

Transient serum exposure regimes to support dual differentiation of human mesenchymal stem cells (2012)
Journal Article
France, L., Scotchford, C., Grant, D., Rashidi, H., Popov, A., & Sottile, V. (2014). Transient serum exposure regimes to support dual differentiation of human mesenchymal stem cells. Journal of Tissue Engineering and Regenerative Medicine, 8(8), https://doi.org/10.1002/term.1567

Human mesenchymal stem cells (MSCs), which can generate both osteoblasts and chondrocytes, represent an ideal resource for orthopaedic repair using tissue-engineering approaches. One major difficulty for the development of osteochondral constructs us... Read More about Transient serum exposure regimes to support dual differentiation of human mesenchymal stem cells.

Thermo-mechanical fatigue testing and simulation using a viscoplasticity model for a P91 steel (2012)
Journal Article
Hyde, C. J., Sun, W., Hyde, T., & Saad, A. (2012). Thermo-mechanical fatigue testing and simulation using a viscoplasticity model for a P91 steel. Computational Materials Science, 56, https://doi.org/10.1016/j.commatsci.2012.01.006

An experimental programme of cyclic thermo-mechanical testing for a P91 power plant steel, under isothermal, and in-phase and out-of-phase thermo-mechanical, temperature-strain cycle conditions, has been implemented. Using the experimental data, an o... Read More about Thermo-mechanical fatigue testing and simulation using a viscoplasticity model for a P91 steel.

A toolbox for parameter-free predictions of solid-state properties of monodisperse glassy polymers with frozen-in molecular orientation (2012)
Journal Article
De Focatiis, D. S., & Buckley, C. P. (2012). A toolbox for parameter-free predictions of solid-state properties of monodisperse glassy polymers with frozen-in molecular orientation. Journal of Polymer Science Part B: Polymer Physics, 50(24), https://doi.org/10.1002/polb.23196

A toolbox that allows designers to predict the properties of oriented glassy polymers using only existing material constants is constructed from a constitutive model applicable to both polymer solids and polymer melts. Two solid-state properties of p... Read More about A toolbox for parameter-free predictions of solid-state properties of monodisperse glassy polymers with frozen-in molecular orientation.

A geometric parameter study of piezoelectric coverage on a rectangular cantilever energy harvester (2011)
Journal Article
Patel, R., McWilliam, S., & Popov, A. (2011). A geometric parameter study of piezoelectric coverage on a rectangular cantilever energy harvester. Smart Materials and Structures, 20(8), Article 085004. https://doi.org/10.1088/0964-1726/20/8/085004

This paper proposes a versatile model for optimizing the performance of a rectangular cantilever beam piezoelectric energy harvester used to convert ambient vibrations into electrical energy. The developed model accounts for geometric changes to the... Read More about A geometric parameter study of piezoelectric coverage on a rectangular cantilever energy harvester.

An investigation of the failure mechanisms in high temperature materials subjected to isothermal and anisothermal fatigue and creep conditions (2011)
Journal Article
Hyde, C. J., Sun, W., & Hyde, T. (in press). An investigation of the failure mechanisms in high temperature materials subjected to isothermal and anisothermal fatigue and creep conditions. Procedia Engineering, 10, https://doi.org/10.1016/j.proeng.2011.04.192

Many engineering components are subjected to conditions which have a detrimental effect on the materials from which they are made. Such components are used, for example, within high temperature regions of aeroengines (e.g. turbine discs) and power pl... Read More about An investigation of the failure mechanisms in high temperature materials subjected to isothermal and anisothermal fatigue and creep conditions.

A method for representation of component geometry using discrete pin for reconfigurable moulds (2011)
Journal Article
Wang, Y., Wang, Z., & Gindy, N. (2011). A method for representation of component geometry using discrete pin for reconfigurable moulds. Advances in Engineering Software, 42(7), https://doi.org/10.1016/j.advengsoft.2011.03.004

Moulding plays a paramount role in our daily life. Traditional moulding is often dedicated and expensive. As the current market trend moves from mass production towards small batch and large variation production, the demand for a mould that can recon... Read More about A method for representation of component geometry using discrete pin for reconfigurable moulds.

Thermal-mechanical fatigue simulation of a P91 steel in a temperature range of 400–600°C (2011)
Journal Article
Saad, A., Hyde, C. J., Sun, W., & Hyde, T. (2011). Thermal-mechanical fatigue simulation of a P91 steel in a temperature range of 400–600°C. Materials at High Temperatures, 28(3), https://doi.org/10.3184/096034011X13072954674044

This paper deals with the identification of material constants to simulate the effect of cyclic mechanical loading and temperatures. A Chaboche viscoplasticity model was used in this study to model the thermal-mechanical behaviour of a P91 martensiti... Read More about Thermal-mechanical fatigue simulation of a P91 steel in a temperature range of 400–600°C.

Large deformations in oriented polymer glasses: experimental study and a new glass-melt constitutive model (2010)
Journal Article
De Focatiis, D. S., Embery, J., & Buckley, C. (2010). Large deformations in oriented polymer glasses: experimental study and a new glass-melt constitutive model. Journal of Polymer Science Part B: Polymer Physics, 48(13), https://doi.org/10.1002/polb.22028

An experimental study was made of the effects of prior molecular orientation on large tensile deformations of polystyrene in the glassy state. A new hybrid glass-melt constitutive model is proposed for describing and understanding the results, achiev... Read More about Large deformations in oriented polymer glasses: experimental study and a new glass-melt constitutive model.

Damage mechanics based predictions of creep crack growth in 316 stainless steel (2010)
Journal Article
Hyde, C. J., Hyde, T., Sun, W., & Becker, A. (2010). Damage mechanics based predictions of creep crack growth in 316 stainless steel. Engineering Fracture Mechanics, 77(12), https://doi.org/10.1016/j.engfracmech.2010.06.011

This paper describes a novel modelling process for creep crack growth prediction of a 316 stainless steel using continuum damage mechanics, in conjunction with finite element (FE) analysis. A damage material behaviour model, proposed by Liu and Murak... Read More about Damage mechanics based predictions of creep crack growth in 316 stainless steel.

Cyclic thermo-mechanical material modelling and testing of 316 stainless steel (2010)
Journal Article
Hyde, C. J., Sun, W., & Leen, S. B. (2010). Cyclic thermo-mechanical material modelling and testing of 316 stainless steel. International Journal of Pressure Vessels and Piping, 87(6), https://doi.org/10.1016/j.ijpvp.2010.03.007

A programme of cyclic mechanical testing of a 316 stainless steel, at temperatures of up to 600 °C under isothermal conditions, for the identification of material constitutive constants, has been carried out using a thermo-mechanical fatigue test mac... Read More about Cyclic thermo-mechanical material modelling and testing of 316 stainless steel.

On the interpretation of results from small punch creep tests (2010)
Journal Article
Hyde, T. H., Stoyanov, M., Sun, W., & Hyde, C. J. (2010). On the interpretation of results from small punch creep tests. Journal of Strain Analysis for Engineering Design, 45(3), https://doi.org/10.1243/03093247JSA592

The small punch creep testing method is highly complex and involves interactions between a number of non-linear processes. The deformed shapes that are produced from such tests are related to the punch and specimen dimensions and to the elastic, plas... Read More about On the interpretation of results from small punch creep tests.

A novel method for obtaining the multiaxiality constant for damage mechanics which is appropriate to crack tip conditions (2010)
Journal Article
Hyde, C. J., Sun, W., & Hyde, T. (2010). A novel method for obtaining the multiaxiality constant for damage mechanics which is appropriate to crack tip conditions. Journal of Energy and Power Engineering, https://doi.org/10.1115/PVP2011-57166

Many engineering components, such as power plant steam pipes, aero-engine turbine discs, etc, operate under severe loading/temperature conditions for the majority of their service life. As a result, cracks can initiate and subsequently propagate over... Read More about A novel method for obtaining the multiaxiality constant for damage mechanics which is appropriate to crack tip conditions.

Evaluation of cure shrinkage measurement techniques for thermosetting resins (2010)
Journal Article
Shah, D. U., & Schubel, P. J. (2010). Evaluation of cure shrinkage measurement techniques for thermosetting resins. Polymer Testing, 29(6), https://doi.org/10.1016/j.polymertesting.2010.05.001

Resin chemical shrinkage dictates the surface integrity and the roughness of a composite structure. Thus, to minimize surface failures and to produce a good surface quality it is a requisite to be able to measure and track resin shrinkage during the... Read More about Evaluation of cure shrinkage measurement techniques for thermosetting resins.

Determination of material parameters in the chaboche unified viscoplasticty model (2009)
Journal Article
Gong, Y., Hyde, C. J., Sun, W., & Hyde, T. Determination of material parameters in the chaboche unified viscoplasticty model. Applied Mechanics and Materials, 16-19, https://doi.org/10.4028/www.scientific.net/AMM.16-19.955

An experimental programme of cyclic mechanical testing of a 316 stainless steel, at temperatures up to 600°C, under isothermal conditions, for the identification of material constitutive constants, has been carried out using a thermo-mechanical fatig... Read More about Determination of material parameters in the chaboche unified viscoplasticty model.

Determination of material properties in the Chaboche unified viscoplasticity model (2009)
Journal Article
Gong, Y., Hyde, C. J., Sun, W., & Hyde, T. (2010). Determination of material properties in the Chaboche unified viscoplasticity model. Proceedings of the Institution of Mechanical Engineers, Part L: Journal of Materials: Design and Applications, 224(1), https://doi.org/10.1243/14644207JMDA273

An experimental programme of cyclic mechanical testing of a 316 stainless steel, at temperatures up to 600°C, under isothermal conditions, for the identification of material constitutive constants, has been carried out using a thermo-mechanical fatig... Read More about Determination of material properties in the Chaboche unified viscoplasticity model.