All Outputs (6)

Hybrid vacuum-robotic forming of reinforced composite laminates (2022)
Journal Article
Elkington, M. P., Mistry, P. J., Johnson, M. S., & Ou, H. (2023). Hybrid vacuum-robotic forming of reinforced composite laminates. Journal of Reinforced Plastics and Composites, 42(11-12), 611-623. https://doi.org/10.1177/07316844221135211

A methodology is presented to implement robotic actuators into diaphragm forming of composite laminates. This Hybrid Vacuum-Robotic (HyVR) process is specifically targeted to prevent ‘bridging’ type defects. Examples are presented of successfully for... Read More about Hybrid vacuum-robotic forming of reinforced composite laminates.

Laminated beams/shafts of annular cross-section subject to combined loading (2022)
Journal Article
Li, S., Johnson, M. S., Sitnikova, E., Evans, R., & Mistry, P. J. (2023). Laminated beams/shafts of annular cross-section subject to combined loading. Thin-Walled Structures, 182(Part A), Article 110153. https://doi.org/10.1016/j.tws.2022.110153

A novel stress analysis method is developed for the efficient design of radially laminated annular beams/shafts subject to arbitrary load combinations. The analysis is conducted using classic laminate theory (CLT) in conjunction with a mechanics of m... Read More about Laminated beams/shafts of annular cross-section subject to combined loading.

A vision for a lightweight railway wheelset of the future (2022)
Journal Article
Bruni, S., Mistry, P. J., Johnson, M. S., Bernasconi, A., Carboni, M., Formaggioni, D., …Marazzi, I. (2022). A vision for a lightweight railway wheelset of the future. Proceedings of the Institution of Mechanical Engineers, Part F: Journal of Rail and Rapid Transit, 236(10), 1179-1197. https://doi.org/10.1177/09544097221080619

Rail vehicle lightweighting using fibre reinforced polymer composite materials is essential for the future of rail. This is recognised as a means of reducing carbon dioxide production through lower energy consumption, as well as reducing the impact o... Read More about A vision for a lightweight railway wheelset of the future.

Structural analysis for the design of a lightweight composite railway axle (2022)
Journal Article
Johnson, M. S., Evans, R., Mistry, P. J., Li, S., Bruni, S., Bernasconi, A., & Cervello, S. (2022). Structural analysis for the design of a lightweight composite railway axle. Composite Structures, 290, Article 115544. https://doi.org/10.1016/j.compstruct.2022.115544

The unsprung masses associated with the axles of a railway vehicle result in costly impact damage to the rail infrastructure. A hybrid metallic-composite (HMC) railway axle is evaluated using finite element analysis. The axle mass is 74 kg, 63% light... Read More about Structural analysis for the design of a lightweight composite railway axle.

Optimization of a Filament Wound Hybrid Metal Composite Railway Axle Design Concept (2022)
Journal Article
Carra, G., Formaggioni, D., Johnson, M. S., Mistry, P. J., Bernasconi, A., & Bruni, S. (2022). Optimization of a Filament Wound Hybrid Metal Composite Railway Axle Design Concept. Applied Science and Engineering Progress, 15(2), https://doi.org/10.14416/j.asep.2022.03.006

This paper presents a numerical design method to develop a mass-minimized winding sequence for carbon fiber reinforced tubes to be manufactured by filament winding. This method combines the use of Altair Optistruct Finite Element Solver and CADWIND V... Read More about Optimization of a Filament Wound Hybrid Metal Composite Railway Axle Design Concept.

Controlling mass loss from RTM6 epoxy resin under simulated vacuum infusion conditions (2022)
Journal Article
Parsons, A. J., Gonciaruk, A., Zeng, X., Thomann, F. S., Schubel, P., Lorrillard, J., & Johnson, M. S. (2022). Controlling mass loss from RTM6 epoxy resin under simulated vacuum infusion conditions. Polymer Testing, 107, Article 107473. https://doi.org/10.1016/j.polymertesting.2022.107473

A certified aerospace resin (RTM 6) normally utilised for resin transfer moulding is considered for vacuum infusion. The resin was subjected to simulated vacuum infusion conditions by using a specialised thermogravimetric analysis that enables contro... Read More about Controlling mass loss from RTM6 epoxy resin under simulated vacuum infusion conditions.