All Outputs (24)

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.

TexGen (2022)
Book Chapter

This chapter gives an overview and introduction to the use of TexGen, open source software developed at the University of Nottingham as a pre-processor for 3D geometric modelling of textile structures. An overview is given of the modelling theory use... Read More about TexGen.

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.

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.

An Abaqus plugin for efficient damage initiation hotspot identification in large-scale composite structures with repeated features (2021)
Journal Article

© 2021 Elsevier Ltd Identifying the hotspots for damage initiation in large-scale composite structure designs presents a significant challenge due to the high modelling cost. For most industrial applications, the finite element (FE) models are often... Read More about An Abaqus plugin for efficient damage initiation hotspot identification in large-scale composite structures with repeated features.

Efficient meshing technique for textile composites unit cells of arbitrary complexity (2020)
Journal Article

Meso-scale unit cell models are often used to simulate mechanical behaviour of textile composites. Apart from reliable ways to create meso-scale geometries, such simulations require reliable meshing algorithms. While the former is made possible via d... Read More about Efficient meshing technique for textile composites unit cells of arbitrary complexity.

Meso-scale optimisation of 3D composites and novel preforming technologies (2019)
Conference Proceeding

Various 3D woven composites have been studied and used in last several decades. It was demonstrated that these composites can have better delamination and impact resistance than conventional laminates. However, most of the 3D woven reinforcements hav... Read More about Meso-scale optimisation of 3D composites and novel preforming technologies.

Development of methods for optimisation of complex 3D weave geometries (2018)
Journal Article

The development of 3D weaves has resulted in the ability to produce near net shaped preforms, with the additional advantage over unidirectional lay-ups and 2D weaves of greater delamination resistance provided by through-thickness reinforcement. 3D w... Read More about Development of methods for optimisation of complex 3D weave geometries.

Characterisation and modelling of complex textile geometries using TexGen (2018)
Conference Proceeding

TexGen is open source software developed at the University of Nottingham for the geometric 3D modelling of textiles and textile composites. It has a large number of users worldwide and underpins a significant number of research publications. Whil... Read More about Characterisation and modelling of complex textile geometries using TexGen.

Multi-scale wave propagation modelling for two-dimensional periodic textile composites (2018)
Journal Article

In this article, a method allowing vibro-acoustic and ultrasonic wave propagation analysis of highly anisotropic textile composites at a mesoscopic level is presented for the first time. The method combines the advantages of mode-based Component Mode... Read More about Multi-scale wave propagation modelling for two-dimensional periodic textile composites.

Fabric sensors – modelling deformation in knitted fabrics (2018)
Presentation / Conference

Fabric sensors are made from knitted conductive yarn and can be used to measure extension in wearable technologies and composite structures. Wearable technologies have considerable potential in sport and medical applications, for example recording li... Read More about Fabric sensors – modelling deformation in knitted fabrics.

“BAM”: a collaborative R&D project for the development of a simulation based solution for the design and manufacture of 3D woven composites (2017)
Conference Proceeding

Breakthrough Aerospace Materials (BAM) is a collaborative R&D project based in the UK [1]; led by industry and co-funded by the British Government via the Innovate-UK under its Aerospace Technology Institute (ATI) R&T Programme. The overall objective... Read More about “BAM”: a collaborative R&D project for the development of a simulation based solution for the design and manufacture of 3D woven composites.

Geometric modeling of 3D woven preforms in composite T-joints (2017)
Journal Article

A common method to fabricate net-shaped three-dimensional (3D) woven preforms for composite T-joints is to weave flat 3D preforms via a standard weaving machine with variation in binder yarn path and then separate the preform in the form of a bifurca... Read More about Geometric modeling of 3D woven preforms in composite T-joints.

Modelling framework for optimum multiaxial 3D woven textile composites (2016)
Conference Proceeding

The application of 3D weaves has advantages over conventional uni-directional or 2D woven lay-ups. There is potential to produce near net-shaped preforms and to increase damage resistance due to the presence of through thickness reinforcement. Conven... Read More about Modelling framework for optimum multiaxial 3D woven textile composites.

Effects of layer shift and yarn path variability on mechanical properties of a twill weave composite (2016)
Journal Article

Experimental and numerical analysis of a woven composite were performed in order to assess the effect of yarn path and layer shift variability on properties of the composite. Analysis of the geometry of a 12K carbon fibre 2×2 twill weave at the meso-... Read More about Effects of layer shift and yarn path variability on mechanical properties of a twill weave composite.

Analytical method using gamma functions for determining areas of power elliptical shapes for use in geometrical textile models (2015)
Journal Article

Textile models are often assumed to have homogenous and well defined cross-sections. For these models, the use of a power elliptical cross-sectional shape has been found to be beneficial as different shapes can be created, e.g. lenticular, elliptical... Read More about Analytical method using gamma functions for determining areas of power elliptical shapes for use in geometrical textile models.

Quantification of mesoscale variability and geometrical reconstruction of a textile (2015)
Journal Article

Automated image analysis of textile surfaces allowed determination and quantification of intrinsic yarn path variabilities in a 2/2 twill weave during the lay-up process. The yarn paths were described in terms of waves and it was found that the frequ... Read More about Quantification of mesoscale variability and geometrical reconstruction of a textile.

Stochastic reconstruction of filament paths in fibre bundles based on two-dimensional input data (2015)
Journal Article

Conventional optical microscopy is an inexpensive technique to analyse fibre bundle micro-structures. Compared to micro-computed tomography, the resolution is higher and larger samples sizes can be analysed. This provides, for example, detailed infor... Read More about Stochastic reconstruction of filament paths in fibre bundles based on two-dimensional input data.

Mesoscale geometric modelling of bifurcation in 3D woven T-beam preforms (2015)
Conference Proceeding

Manipulation of the through-thickness yarn path enables 3D woven reinforcement to separate locally in the form of a bifurcation, creating net-shaped preforms for T- and I-beams. Preforming introduces fibre architecture deformation at the 3D woven bif... Read More about Mesoscale geometric modelling of bifurcation in 3D woven T-beam preforms.

Numerical prediction of in-plane permeability for multilayer woven fabrics with manufacture-induced deformation (2015)
Journal Article

A unit cell based Computational Fluid Dynamics model is presented for predicting permeability of multilayer fabric structures. In Liquid Composites Moulding processes, fabric lay-ups undergo significant manufacture-induced deformation, combining comp... Read More about Numerical prediction of in-plane permeability for multilayer woven fabrics with manufacture-induced deformation.