Dr Andreas Endruweit's Outputs (19)

Towards standardisation of the out-of-plane permeability measurement for reinforcement textiles (2024)
Journal Article
Yong, A., Endruweit, A., George, A., May, D., Aksoy, Y. A., Ali, M. A., Allen, T., Baral, P., Betteridge, C., Brauner, C., Caglar, B., Chiminelli, A., Cracknell, D., Dame, L., Dittmann, J., Dransfeld, C., Drapier, S., García Manrique, J. A., Garrigou, E., Guilloux, A., …Yuksel, O. (2025). Towards standardisation of the out-of-plane permeability measurement for reinforcement textiles. Composites Part A: Applied Science and Manufacturing, 190, Article 108630. https://doi.org/10.1016/j.compositesa.2024.108630

In the collaborative effort towards standardisation of out-of-plane permeability measurement, an international benchmarking exercise was carried out whereby 19 participants worldwide were instructed to measure the out-of-plane permeability following... Read More about Towards standardisation of the out-of-plane permeability measurement for reinforcement textiles.

A new ISO standard for the experimental characterization of in-plane permeability of fibrous reinforcements (2024)
Journal Article
May, D., Advani, S., Duhovic, M., Endruweit, A., Fauster, E., George, A., Liotier, P.-J., Lira, C., Lomov, S., Pucci, M., Schmeer, S., Abliz, D., Berg, D., Binetruy, C., Bodaghi, M., Comas-Cardona, S., Etchells, M., Govignon, Q., Koorevaar, A., Michaud, V., …Yong, A. (2025). A new ISO standard for the experimental characterization of in-plane permeability of fibrous reinforcements. Composites Part A: Applied Science and Manufacturing, 190, Article 108592. https://doi.org/10.1016/j.compositesa.2024.108592

During Liquid Composite Molding, a fibrous reinforcement is impregnated with liquid resin. Process design requires knowledge of the reinforcement permeability for fluid flow, but until recently, there has been no standard available for its measuremen... Read More about A new ISO standard for the experimental characterization of in-plane permeability of fibrous reinforcements.

Repeatability and reproducibility of the measurement of prepreg tack following ASTM D8336: Results of a round-robin study (2024)
Journal Article
Joesbury, A. M., Endruweit, A., Budelmann, D., Giannis, S. P., De Focatiis, D. S., Call, D. B., Chan, C., Choong, G. Y., Clark, R. A., Collins, J. A., Fishpool, D. T., Garber, J. M., Ghose, S., Golding, J., Good, S. T., Jones, B. R., Meiners, D., Niitsoo, O., Palmer, C. T., Qian, C. C., …Yuan, H. (2025). Repeatability and reproducibility of the measurement of prepreg tack following ASTM D8336: Results of a round-robin study. Composites Part A: Applied Science and Manufacturing, 188, Article 108561. https://doi.org/10.1016/j.compositesa.2024.108561

This study reports the findings from a round robin test exercise investigating ASTM D8336, a method for the measurement of tack of prepregs applicable to automated material placement technologies. Twelve participants tested two prepreg materials in a... Read More about Repeatability and reproducibility of the measurement of prepreg tack following ASTM D8336: Results of a round-robin study.

Real-time Bayesian inversion in resin transfer moulding using neural surrogates (2024)
Journal Article
Causon, M. E., Iglesias, M. A., Matveev, M. Y., Endruweit, A., & Tretyakov, M. V. (2024). Real-time Bayesian inversion in resin transfer moulding using neural surrogates. Composites Part A: Applied Science and Manufacturing, 185, Article 108355. https://doi.org/10.1016/j.compositesa.2024.108355

In Resin Transfer Moulding (RTM), local variations in reinforcement properties (porosity and permeability) and the formation of gaps along the reinforcement edges result in non-uniform resin flow patterns, which may cause defects in the produced comp... Read More about Real-time Bayesian inversion in resin transfer moulding using neural surrogates.

Benchmark exercise on image-based permeability determination of engineering textiles: Microscale predictions (2023)
Journal Article
Syerko, E., Schmidt, T., May, D., Binetruy, C., Advani, S., Lomov, S., Silva, L., Abaimov, S., Aissa, N., Akhatov, I., Ali, M., Asiaban, N., Broggi, G., Bruchon, J., Caglar, B., Digonnet, H., Dittmann, J., Drapier, S., Endruweit, A., Guilloux, A., …Vorobyev, R. (2023). Benchmark exercise on image-based permeability determination of engineering textiles: Microscale predictions. Composites Part A: Applied Science and Manufacturing, 167, Article 107397. https://doi.org/10.1016/j.compositesa.2022.107397

Permeability measurements of engineering textiles exhibit large variability as no standardization method currently exists; numerical permeability prediction is thus an attractive alternative. It has all advantages of virtual material characterization... Read More about Benchmark exercise on image-based permeability determination of engineering textiles: Microscale predictions.

Controlling resin flow in Liquid Composite Moulding processes through localized irradiation with ultraviolet light (2022)
Journal Article
Endruweit, A., Matveev, M., & Tretyakov, M. V. (2022). Controlling resin flow in Liquid Composite Moulding processes through localized irradiation with ultraviolet light. Polymer Composites, 43(11), 8308-8321. https://doi.org/10.1002/pc.27001

A vacuum infusion process was implemented to produce composite specimens from a random glass filament mat and an acrylic modified polyester resin curable upon irradiation with ultraviolet (UV) light. Through localized irradiation with UV light during... Read More about Controlling resin flow in Liquid Composite Moulding processes through localized irradiation with ultraviolet light.

Out-of-plane permeability measurement for reinforcement textiles: A benchmark exercise (2021)
Journal Article
Yong, A., Aktas, A., May, D., Endruweit, A., Advani, S., Hubert, P., Abaimov, S. G., Abliz, D., Akhatov, I., Ali, M., Allen, T., Berg, D. C., Bickerton, S., Brauner, C., Brütsch, D., Caglar, B., Caglar, H., Causse, P., Chiminelli, A., Cohades, A., …Willenbacher, B. (2021). Out-of-plane permeability measurement for reinforcement textiles: A benchmark exercise. Composites Part A: Applied Science and Manufacturing, 148, Article 106480. https://doi.org/10.1016/j.compositesa.2021.106480

The out-of-plane permeability of two glass fibre fabrics was measured by 26 institutions using silicone oil as a test fluid. Participants in this study were free to select the test procedure, specimen dimensions and data analysis method, provided tha... Read More about Out-of-plane permeability measurement for reinforcement textiles: A benchmark exercise.

Analysis of contact area in a continuous application-and-peel test method for prepreg tack (2021)
Journal Article
Choong, G., Endruweit, A., & De Focatiis, D. (2021). Analysis of contact area in a continuous application-and-peel test method for prepreg tack. International Journal of Adhesion and Adhesives, 107, Article 102849. https://doi.org/10.1016/j.ijadhadh.2021.102849

The relationship between prepreg tack and the degree of intimate contact (DoIC) between prepreg and a rigid substrate was explored in the context of a continuous application-and-peel test method. Tack for a unidirectional prepreg tape was characteris... Read More about Analysis of contact area in a continuous application-and-peel test method for prepreg tack.

Experimental characterisation of textile compaction response: A benchmark exercise (2020)
Journal Article
Yong, A., Aktas, A., May, D., Endruweit, A., Lomov, S., Advani, S., Hubert, P., Abaimov, S., Abliz, D., Akhatov, I., Ali, M., Allaoui, S., Allen, T., Berg, D., Bickerton, S., Caglar, B., Causse, P., Chiminelli, A., Comas-Cardona, S., Danzi, M., …Wang, J. (2021). Experimental characterisation of textile compaction response: A benchmark exercise. Composites Part A: Applied Science and Manufacturing, 142, Article 106243. https://doi.org/10.1016/j.compositesa.2020.106243

This paper reports the results of an international benchmark exercise on the measurement of fibre bed compaction behaviour. The aim was to identify aspects of the test method critical to obtain reliable results and to arrive at a recommended test pro... Read More about Experimental characterisation of textile compaction response: A benchmark exercise.

Modelling the permeability of random discontinuous carbon fibre preforms (2020)
Journal Article
Xiao, Z., Liu, X., Harper, L. T., Endruweit, A., & Warrior, N. A. (2020). Modelling the permeability of random discontinuous carbon fibre preforms. Journal of Composite Materials, 54(20), 2739-2751. https://doi.org/10.1177/0021998320902506

A force-directed algorithm was developed to create representative geometrical models of fibre distributions in Directed Carbon Fibre Preforms (DCFP). Local permeability values were calculated for the preform models depending on the local fibre orient... Read More about Modelling the permeability of random discontinuous carbon fibre preforms.

A reference specimen for compaction tests of fiber reinforcements (2019)
Journal Article
May, D., Kühn, F., Etchells, M., Fauster, E., Endruweit, A., & Lira, C. (2019). A reference specimen for compaction tests of fiber reinforcements. Advanced Manufacturing: Polymer & Composites Science, 5(4), 230-233. https://doi.org/10.1080/20550340.2019.1701826

Compaction behavior of textiles has a major influence on the outcome of various manufacturing processes for fiber reinforced polymer composites. Nevertheless, no standard exists up to date which specifies test methods or test rigs. A recent internati... Read More about A reference specimen for compaction tests of fiber reinforcements.

A novel criterion for the prediction of meso-scale defects in textile preforming (2019)
Journal Article
Matveev, M. Y., Endruweit, A., De Focatiis, D. S., Long, A. C., & Warrior, N. A. (2019). A novel criterion for the prediction of meso-scale defects in textile preforming. Composite Structures, 226, Article 111263. https://doi.org/10.1016/j.compstruct.2019.111263

© 2019 The Authors In numerical simulations of reinforcement preforming, fabrics are often modelled using continuum approaches with homogenised material properties in order to reduce the computational costs. To predict the occurrence of meso-scale de... Read More about A novel criterion for the prediction of meso-scale defects in textile preforming.

Characterisation and modelling of complex textile geometries using TexGen (2018)
Presentation / Conference Contribution
Brown, L. P., Endruweit, A., Long, A., & Jones, I. A. (2018, September). Characterisation and modelling of complex textile geometries using TexGen. Presented at 13th International Conference on Textile Composites (TexComp-13), Milan, Italy

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.

Characterisation of tack for uni-directional prepreg tape employing a continuous application-and-peel test method (2018)
Journal Article
Endruweit, A., Choong, G. Y., Ghose, S., Johnson, B. A., Younkin, D. R., Warrior, N. A., & De Focatiis, D. S. (2018). Characterisation of tack for uni-directional prepreg tape employing a continuous application-and-peel test method. Composites Part A: Applied Science and Manufacturing, 114, 295-306. https://doi.org/10.1016/j.compositesa.2018.08.027

Employing a test method with coupled application and peel phases, tack was characterised for a UD prepreg tape. Different aspects of tack were explored by varying test parameters and material condition. In addition, different surface combinations wer... Read More about Characterisation of tack for uni-directional prepreg tape employing a continuous application-and-peel test method.

Optimisation of local in-plane constraining forces in double diaphragm forming (2018)
Journal Article
Chen, S., McGregor, O. P., Harper, L. T., Endruweit, A., & Warrior, N. A. (2018). Optimisation of local in-plane constraining forces in double diaphragm forming. Composite Structures, 201, 570-581. https://doi.org/10.1016/j.compstruct.2018.06.062

© 2018 Elsevier Ltd Rigid blocks (risers) were introduced in the double diaphragm forming (DDF) process to change the local in-plane strain distribution in the diaphragms, aimed at reducing wrinkling defects in the production of fabric preforms. A tw... Read More about Optimisation of local in-plane constraining forces in double diaphragm forming.

Double diaphragm forming simulation for complex composite structures (2017)
Journal Article
Chen, S., McGregor, O., Endruweit, A., Elsmore, M., De Focatiis, D., Harper, L., & Warrior, N. (2017). Double diaphragm forming simulation for complex composite structures. Composites Part A: Applied Science and Manufacturing, 95, 346-358. https://doi.org/10.1016/j.compositesa.2017.01.017

A finite element (FE) model has been developed to simulate the double diaphragm forming (DDF) process, to identify potential defects when forming complex 3D preforms from 2D biaxial non-crimp fabric plies. Three different metrics have been introduced... Read More about Double diaphragm forming simulation for complex composite structures.

Defect formation during preforming of a bi-axial non-crimp fabric with a pillar stitch pattern (2016)
Journal Article
Chen, S., McGregor, O., Harper, L., Endruweit, A., & Warrior, N. (2016). Defect formation during preforming of a bi-axial non-crimp fabric with a pillar stitch pattern. Composites Part A: Applied Science and Manufacturing, 91, 156-167. https://doi.org/10.1016/j.compositesa.2016.09.016

To capture the asymmetrical shear behaviour of a bi-axial NCF with a pillar stitch, a non-orthogonal constitutive model was developed and implemented in finite element forming simulations. Preforming experiments indicate that the local distribution o... Read More about Defect formation during preforming of a bi-axial non-crimp fabric with a pillar stitch pattern.

Quantification of micro-scale variability in fibre bundles (2016)
Journal Article
Gommer, F., Endruweit, A., & Long, A. (2016). Quantification of micro-scale variability in fibre bundles. Composites Part A: Applied Science and Manufacturing, 87, 131-137. https://doi.org/10.1016/j.compositesa.2016.04.019

Local variations in the random filament arrangement in carbon fibre bundles were determined by optical microscopy and automated image analysis. Successive steps of abrading, polishing and acquiring micro¬graphs of the sample surface made it feasible... Read More about Quantification of micro-scale variability in fibre bundles.

Multiscale modeling of combined deterministic and stochastic fabric non-uniformity for realistic resin injection simulation (2014)
Journal Article
Endruweit, A., Zeng, X., & Long, A. C. (2015). Multiscale modeling of combined deterministic and stochastic fabric non-uniformity for realistic resin injection simulation. Advanced Manufacturing: Polymer & Composites Science, 1(1), 3-15. https://doi.org/10.1179/2055035914y.0000000002

The local fiber arrangement in a bi-directional fabric formed to a complex shape was modeled considering the stochastic arrangement of filaments within yarns, which determines axial and transverse yarn permeabilities, and the stochastic arrangement o... Read More about Multiscale modeling of combined deterministic and stochastic fabric non-uniformity for realistic resin injection simulation.