All Outputs (18)

Analysis of roller compaction pressure distribution in automated dry fibre placement (2023)
Journal Article

Automated Dry Fibre Placement (ADFP) is a version of Automated Fibre Placement (AFP) where prepreg tapes are substituted with dry fibre tapes. In this process, a uniform compaction pressure applied by a compaction roller is required to manufacture pr... Read More about Analysis of roller compaction pressure distribution in automated dry fibre placement.

Spring-in of composite L-shape specimens: An experimental and numerical investigation (2023)
Journal Article

The effect of stacking sequence, specimen thickness, tooling material and curing cycle on process induced distortions of L-shape composite structures is investigated experimentally and numerically. Sixty specimens were manufactured, and their spring-... Read More about Spring-in of composite L-shape specimens: An experimental and numerical investigation.

Recent progress, challenges and outlook for multidisciplinary structural optimization of aircraft and aerial vehicles (2022)
Journal Article

Designing an airframe is a complex process as it requires knowledge from multiple disciplines such as aerodynamics, structural mechanics, manufacturing, flight dynamics, which individually lead to very different optimal designs. Furthermore, the grow... Read More about Recent progress, challenges and outlook for multidisciplinary structural optimization of aircraft and aerial vehicles.

Design guidelines for hybrid continuous/discontinuous carbon fibre laminates (2022)
Journal Article

Combining discontinuous carbon fibre moulding compounds with unidirectional (UD) non-crimp fabric has been studied as a potential solution for producing cost effective composite structures, with short cycle times via compression moulding. The tensile... Read More about Design guidelines for hybrid continuous/discontinuous carbon fibre laminates.

Weft Yarn Interlacement Modelling for 3D Profiled Structures (2021)
Journal Article

Currently, generation of 3D woven T-joint models with complex weave geometries, using TexGen software, is a manual process. One of the main challenges to automatic generation of these textiles is the order in which the weft yarns interlace within the... Read More about Weft Yarn Interlacement Modelling for 3D Profiled Structures.

An updated simulation framework for the prediction of process induced shape distortion in thermoset composites (2021)
Conference Proceeding

A significant problem encountered during the manufacturing process of thermoset composite structures is the distortion of their shape from their CAD-nominal geometry. Shape distortions can be attributed to the residual stresses which are imposed with... Read More about An updated simulation framework for the prediction of process induced shape distortion in thermoset composites.

A simulation framework for predicting process-induced distortions for precise manufacturing of aerospace thermoset composites (2021)
Journal Article

The choice of a suitable material model to simulate process induced distortions is important in order to achieve a right first time approach in the design of new moulds. This work investigates the ability of the Cure Hardening Instantaneously Linear... Read More about A simulation framework for predicting process-induced distortions for precise manufacturing of aerospace thermoset composites.

Weft Yarn Interlacement Modelling for 3D Profiled Structures (2021)
Conference Proceeding

Currently, generation of 3D woven T-joint models with complex weave geometries, using TexGen software, is a manual process. One of the main challenges to automatic generation of these textiles is the order in which the weft yarns interlace within the... Read More about Weft Yarn Interlacement Modelling for 3D Profiled Structures.

Development of high performance recycled carbon fibre composites with an advanced hydrodynamic fibre alignment process (2020)
Journal Article

Carbon fibre composites have great potential for vehicle lightweighting but the high cost and environmental impact of their production tends to largely undermine the advantages in nonaerospace applications. Recycled fibre has the potential to signifi... Read More about Development of high performance recycled carbon fibre composites with an advanced hydrodynamic fibre alignment process.

A novel methodology to quantify shape complexity of composite aerospace parts (2019)
Conference Proceeding

Composite materials are increasingly being used to produce aerospace parts due to their versatility when compared to metal counterparts. The design freedom afforded by composites and their manufacturing allow design engineers the possibility to creat... Read More about A novel methodology to quantify shape complexity of composite aerospace parts.

A probabilistic approach for trade-off analysis of composite wing structures at the conceptual phase of design (2019)
Conference Proceeding

One of the major elements when performing a design for manufacturing and assembly methodology is the cost modelling method. A probabilistic cost approach is introduced herein for the series production of a composite wing structure. The proposed metho... Read More about A probabilistic approach for trade-off analysis of composite wing structures at the conceptual phase of design.

Effect of fibre suspension jet stability on alignment quality of discontinuous carbon fibre tapes (2019)
Journal Article

A hydrodynamic alignment process has been developed for converting discontinuous random carbon fibres into tapes with a highly aligned orientation distribution to greatly improve the applicability of recovered fibres to composite parts.... Read More about Effect of fibre suspension jet stability on alignment quality of discontinuous carbon fibre tapes.

Environmental aspects of use of recycled carbon fibre composites in automotive applications (2017)
Journal Article

The high cost and energy intensity of virgin carbon fibre manufacture provides an opportunity to recover substantial value from carbon fibre reinforced plastic wastes. In this study, we assess the life cycle environmental implications of recovering c... Read More about Environmental aspects of use of recycled carbon fibre composites in automotive applications.

Energy and environmental assessment and reuse of fluidised bed recycled carbon fibres (2017)
Journal Article

© 2017 Elsevier Ltd Carbon fibre reinforced plastic (CFRP) recycling and the reutilisation of the recovered carbon fibre (rCF) can compensate for the high impacts of virgin carbon fibre (vCF) production. In this paper, we evaluate the energy and envi... Read More about Energy and environmental assessment and reuse of fluidised bed recycled carbon fibres.

Flow characteristics of carbon fibre moulding compounds (2016)
Journal Article

This paper presents the development of a low-cost carbon fibre moulding compound using an automated spray deposition process. Directed Fibre Compounding (DFC) is used to produce charge packs directly from low cost carbon fibre tows and liquid epoxy r... Read More about Flow characteristics of carbon fibre moulding compounds.

The shear viscosity of carbon fibre suspension and its application for fibre length measurement (2015)
Journal Article

The viscosity of short carbon fibre suspensions in glycerol aqueous solution was measured using a bespoke vane-in-cup viscometer, where the carbon fibre has an aspect ratio from 450 to 2209. In the semi-concentrated regime, nL3 ranging from 20 to 440... Read More about The shear viscosity of carbon fibre suspension and its application for fibre length measurement.

Structural optimisation of random discontinuous fibre composites: Part 2 - case study (2014)
Journal Article

This is the second paper in a two part series presenting the development of a stiffness optimisation algorithm to intelligently optimise the fibre architecture of discontinuous fibre composites. A Multi-Criteria Decision Making (MCDM) strategy is use... Read More about Structural optimisation of random discontinuous fibre composites: Part 2 - case study.

Structural optimisation of random discontinuous fibre composites: Part 1 – Methodology (2014)
Journal Article

This paper presents a finite element model to optimise the fibre architecture of components manufactured from discontinuous fibre composites. An optimality criterion method has been developed to maximise global component stiffness, by determining opt... Read More about Structural optimisation of random discontinuous fibre composites: Part 1 – Methodology.