Zobrazeno 1 - 10
of 202
pro vyhledávání: '"Stephen R. Hallett"'
Publikováno v:
Materials & Design, Vol 241, Iss , Pp 112934- (2024)
Manufacture-induced defects are a critical issue in composites applications that result in high volumes of material waste and costly experimental trials to help mitigate this. Advances in process modelling techniques have enabled the prediction of de
Externí odkaz:
https://doaj.org/article/707a3ecd7a9b4b5aaaeb4007825bb9f7
Publikováno v:
Materials & Design, Vol 239, Iss , Pp 112803- (2024)
In this paper, a deep learning approach to 3D textile geometry simulations is presented. Two different network architectures with convolutional and recurrent properties are explored. The deep neural networks were trained to generate a fully compacted
Externí odkaz:
https://doaj.org/article/43dc80fda55449428d9b9ffb2e30f654
Publikováno v:
Materials & Design, Vol 230, Iss , Pp 111986- (2023)
A new framework for optimising the process of forming dry textile materials using finite element (FE) analysis and Gaussian Process (GP) regression is explored in this work. FE models were generated to simulate the double diaphragm forming process of
Externí odkaz:
https://doaj.org/article/5e4b441eeffa453dae863c06892d59ed
Autor:
Mark A. Turk, Hengli Cao, Adam J. Thompson, Jonathan P-H. Belnoue, Stephen R. Hallett, Dmitry S. Ivanov
Publikováno v:
Frontiers in Materials, Vol 9 (2022)
Forming of dry engineering textiles is a quality-critical operation in composites manufacturing. There are various different defect mitigation strategies that have been developed to ensure that material will not wrinkle or fold when depositing and fo
Externí odkaz:
https://doaj.org/article/4571d8f28b78494ba4dc383f7f1e3126
Autor:
Anatoly Koptelov, Jonathan P-H. Belnoue, Ioannis Georgilas, Stephen R. Hallett, Dmitry S. Ivanov
Publikováno v:
Frontiers in Materials, Vol 9 (2022)
This paper explores the application of a novel adaptive consolidation sensor framework for the characterisation of composite precursors. The designed framework develops material-driven test programmes in real-time and defines robust material models f
Externí odkaz:
https://doaj.org/article/fe0b224e360c4b19937906d8da18e386
Publikováno v:
Frontiers in Materials, Vol 9 (2022)
In this study, four representative finite element (FE) based modelling techniques and an analytical solution for the prediction of 2D woven fabrics’ deformation during forming are compared back-to-back. Ordered from high to low fidelity they are: 1
Externí odkaz:
https://doaj.org/article/4d2bfd87e30c4be0b7fe7d21b1d774f4
Publikováno v:
Materials & Design, Vol 196, Iss , Pp 109088- (2020)
This paper introduces a novel approach to include the high transverse compliance of textile materials into conventional forming simulations, allowing for the compaction process of thick 2D textile composites to be simulated. With this approach, the t
Externí odkaz:
https://doaj.org/article/083a4650a3e54026bb44952e25564247
Publikováno v:
Materials & Design, Vol 196, Iss , Pp 109082- (2020)
This paper presents the development, calibration and finite element implementation of a novel set of phenomenological equations describing the effect of temperature and moisture on the stiffness, strength and toughness properties of fibre-reinforced
Externí odkaz:
https://doaj.org/article/ac9c8832c34845f19d50b2752d2ac507
Publikováno v:
Materials & Design, Vol 187, Iss , Pp - (2020)
The consolidation of uncured material is an important factor in the design and manufacture of thick laminated composite structures since it is a key driver for part quality and the formation of defects. A new modelling approach and its implementation
Externí odkaz:
https://doaj.org/article/6311faabade3466fba20e641eb295169
Publikováno v:
Materials & Design, Vol 140, Iss , Pp 7-20 (2018)
Out-of-plane winkling in continuous-fibre reinforced composites has a significant influence on compressive failure stress, which needs to be considered and evaluated during the design, manufacture and inspection stages, to achieve high-performance co
Externí odkaz:
https://doaj.org/article/1476574a71ea47049fb32dfa681a5b5e