All Outputs (32)

Pollutant cross-transmission in courtyard buildings: Wind tunnel experiments and computational fluid dynamics (CFD) evaluation (2024)
Journal Article
Sun, H., Owen, J. S., Almazmumi, S., Liu, C., Mohammadi, M., Dik, A., Jimenez-Bescos, C., & Calautit, J. K. (2024). Pollutant cross-transmission in courtyard buildings: Wind tunnel experiments and computational fluid dynamics (CFD) evaluation. Building and Environment, 264, Article 111919. https://doi.org/10.1016/j.buildenv.2024.111919

Courtyards, a historical architectural feature surrounded by buildings, are common in urban housing and residential complexes. These spaces, often open-air and with rooms facing them, are crucial for daylight and natural ventilation. While courtyards... Read More about Pollutant cross-transmission in courtyard buildings: Wind tunnel experiments and computational fluid dynamics (CFD) evaluation.

Accelerating reliability analysis of deteriorated simply supported concrete beam with a newly developed approach: MCS, FORM and ANN (2024)
Journal Article
Al-Mosawe, D., Neves, L., & Owen, J. (2024). Accelerating reliability analysis of deteriorated simply supported concrete beam with a newly developed approach: MCS, FORM and ANN. Structures, 60, Article 105962. https://doi.org/10.1016/j.istruc.2024.105962

Reliability analysis methods are used to evaluate the safety of reinforced concrete structures by evaluating the limit state function g(Xi). For implicit limit state function and nonlinear analysis, an advanced reliability analysis methods are needed... Read More about Accelerating reliability analysis of deteriorated simply supported concrete beam with a newly developed approach: MCS, FORM and ANN.

Inter-room pollutant transmission routes in naturally ventilated street canyon buildings (2023)
Journal Article
Mohammadi, M., Calautit, J. K., Owen, J. S., Gromke, C., Wu, Y., & Liu, H. (2023). Inter-room pollutant transmission routes in naturally ventilated street canyon buildings. Journal of Building Engineering, 79, Article 107510. https://doi.org/10.1016/j.jobe.2023.107510

Airborne transmission of pollutants is a significant concern in urban areas, especially since the recent pandemic. While previous studies have explored inter-room pollutant crossflow in highrise buildings and isolated scenarios, the ventilation chara... Read More about Inter-room pollutant transmission routes in naturally ventilated street canyon buildings.

Reliability analysis of deteriorated post-tensioned concrete bridges: The case study of Ynys-y-Gwas bridge in UK (2022)
Journal Article
Al-Mosawe, D., Neves, L., & Owen, J. (2022). Reliability analysis of deteriorated post-tensioned concrete bridges: The case study of Ynys-y-Gwas bridge in UK. Structures, 41, 242-259. https://doi.org/10.1016/j.istruc.2022.04.094

Concrete structures are exposed to aggressive environmental conditions that lead to corrosion of the embedded reinforcement and pre-stressing steel. Consequently, the safety of concrete structures may be compromised, and this requires a significant b... Read More about Reliability analysis of deteriorated post-tensioned concrete bridges: The case study of Ynys-y-Gwas bridge in UK.

Wind tunnel measurements of the aerodynamic characteristics of a 3:2 rectangular cylinder including non-Gaussian and non-stationary features (2021)
Journal Article
Nguyen, C. H., Nguyen, D. T., Owen, J. S., & Hargreaves, D. M. (2022). Wind tunnel measurements of the aerodynamic characteristics of a 3:2 rectangular cylinder including non-Gaussian and non-stationary features. Journal of Wind Engineering and Industrial Aerodynamics, 220, Article 104826. https://doi.org/10.1016/j.jweia.2021.104826

This paper presents a wind tunnel investigation of the aerodynamic characteristics (force and pressure coefficients) of a static 3:2 rectangular cylinder in smooth flow for angles of attack between −4° and 90° at various values of Reynolds number. In... Read More about Wind tunnel measurements of the aerodynamic characteristics of a 3:2 rectangular cylinder including non-Gaussian and non-stationary features.

Mapping out the landscape of literature on assessment in engineering education (2021)
Journal Article
Halls, J. G., Tomás, C., Owen, J. S., & Hawwash, K. (2022). Mapping out the landscape of literature on assessment in engineering education. European Journal of Engineering Education, 47(3), 373-393. https://doi.org/10.1080/03043797.2021.2009775

Over recent decades, literature on assessment in higher education has intensified generating a wealth of frameworks to inform practice. Generic frameworks for assessment practice are sometimes perceived as missing subject-specific considerations. Thi... Read More about Mapping out the landscape of literature on assessment in engineering education.

Typhoon track simulations in the North West Pacific: Informing a new wind map for Vietnam (2020)
Journal Article
Owen, J. S., Neves, L. C., Hargreaves, D. M., Franke, J., & Nguyen, C. H. (2021). Typhoon track simulations in the North West Pacific: Informing a new wind map for Vietnam. Journal of Wind Engineering and Industrial Aerodynamics, 208, Article 104441. https://doi.org/10.1016/j.jweia.2020.104441

This paper addresses the need to revise the current Vietnamese design wind map by proposing a new typhoon wind map for the country, based on Monte Carlo simulations of typhoon tracks in the North West Pacific basin. Using historical typhoon data from... Read More about Typhoon track simulations in the North West Pacific: Informing a new wind map for Vietnam.

A regression-based damage detection method for structures subjected to changing environmental and operational conditions (2020)
Journal Article
Soo Lon Wah, W., Chen, Y. T., & Owen, J. S. (2021). A regression-based damage detection method for structures subjected to changing environmental and operational conditions. Engineering Structures, 228, Article 111462. https://doi.org/10.1016/j.engstruct.2020.111462

© 2020 Elsevier Ltd Damage detection of civil engineering structures during the past decade has focused on eliminating the effects of the changing environmental and operational conditions, from the effects of damage. In the literature, a regression a... Read More about A regression-based damage detection method for structures subjected to changing environmental and operational conditions.

An observation of non-stationary response to non-synoptic wind on the Forth Road Bridge (2020)
Journal Article
Owen, J. S., Nguyen, D. T., Meng, X., Psimoulis, P., & Xie, Y. (2020). An observation of non-stationary response to non-synoptic wind on the Forth Road Bridge. Journal of Wind Engineering and Industrial Aerodynamics, 206, Article 104389. https://doi.org/10.1016/j.jweia.2020.104389

© 2020 Elsevier Ltd The GeoSHM project feasibility study for monitoring the Forth Road Bridge is briefly introduced and the instrumentation summarised. The events of January 9th, 2015 are described, when the bridge was struck by storm Elon, which cau... Read More about An observation of non-stationary response to non-synoptic wind on the Forth Road Bridge.

Application of GeoSHM System in Monitoring Extreme Wind Events at the Forth Road Bridge (2019)
Journal Article
Meng, X., Nguyen, D. T., Owen, J. S., Xie, Y., Psimoulis, P., & Ye, G. (2019). Application of GeoSHM System in Monitoring Extreme Wind Events at the Forth Road Bridge. Remote Sensing, 11(23), Article 2799. https://doi.org/10.3390/rs11232799

© 2019 by the authors. Implementation of Structural Health Monitoring systems on long-span bridges has become mandatory in many countries to ascertain the safety of these structures and the public, taking into account an increase in usage and threats... Read More about Application of GeoSHM System in Monitoring Extreme Wind Events at the Forth Road Bridge.

Dynamic column loss analysis of reinforced concrete flat slabs (2019)
Journal Article
Russell, J., Owen, J., & Hajirasouliha, I. (2019). Dynamic column loss analysis of reinforced concrete flat slabs. Engineering Structures, 198, Article 109453. https://doi.org/10.1016/j.engstruct.2019.109453

The sudden column loss idealisation is a useful design tool to assess structures for progressive collapse. As such an event is a dynamic problem, suitable account must be taken of these effects. This can either be achieved by a full dynamic analysis... Read More about Dynamic column loss analysis of reinforced concrete flat slabs.

3D LES simulations of a static and vertically free-to-oscillate 4:1 rectangular cylinder: Effects of the grid resolution (2019)
Journal Article
Álvarez, A., Nieto, F., Nguyen, D., Owen, J., & Hernández, S. (2019). 3D LES simulations of a static and vertically free-to-oscillate 4:1 rectangular cylinder: Effects of the grid resolution. Journal of Wind Engineering and Industrial Aerodynamics, 192, 31-44. https://doi.org/10.1016/j.jweia.2019.06.012

Vortex induced vibration (VIV) is an important phenomenon which appears in flexible structures immersed in a moving fluid. This oscillation is self-sustained and self-limited, but VIV might cause fatigue damage and affect the structure's serviceabili... Read More about 3D LES simulations of a static and vertically free-to-oscillate 4:1 rectangular cylinder: Effects of the grid resolution.

Removal of masking effect for damage detection of structures (2019)
Journal Article
Wah, W. S. L., Owen, J. S., Chen, Y.-T., Elamin, A., & Roberts, G. W. (2019). Removal of masking effect for damage detection of structures. Engineering Structures, 183, 646-661. https://doi.org/10.1016/j.engstruct.2019.01.005

Damage detection of civil engineering structures relies heavily on the use of outlier analysis/novelty detection analysis. Generally, data captured from a structure in its normal environmental condition are used to create a model and compute control... Read More about Removal of masking effect for damage detection of structures.

Design and implementation of a new system for large bridge monitoring—GeoSHM (2018)
Journal Article
Meng, X., Nguyen, D. T., Xie, Y., Owen, J. S., Psimoulis, P., Ince, S., Chen, Q., Ye, J., & Bhatia, P. (2018). Design and implementation of a new system for large bridge monitoring—GeoSHM. Sensors, 18(3), https://doi.org/10.3390/s18030775

Structural Health Monitoring (SHM) is a relatively new branch of civil engineering that focuses on assessing the health status of infrastructure, such as long-span bridges. Using a broad range of in-situ monitoring instruments, the purpose of the SHM... Read More about Design and implementation of a new system for large bridge monitoring—GeoSHM.

Vortex-induced vibration of a 5:1 rectangular cylinder: A comparison of wind tunnel sectional model tests and computational simulations (2018)
Journal Article
Nguyen, D. T., Hargreaves, D. M., & Owen, J. S. (2018). Vortex-induced vibration of a 5:1 rectangular cylinder: A comparison of wind tunnel sectional model tests and computational simulations. Journal of Wind Engineering and Industrial Aerodynamics, 175, https://doi.org/10.1016/j.jweia.2018.01.029

Considered to be representative of a generic bridge deck geometry and characterised by a highly unsteady flow
field, the 5:1 rectangular cylinder has been the main case study in a number of studies including the “Benchmark on the Aerodynamics of a R... Read More about Vortex-induced vibration of a 5:1 rectangular cylinder: A comparison of wind tunnel sectional model tests and computational simulations.

Modelling and parametric study of the re-anchorage of ruptured tendons in bonded post-tensioned concrete (2017)
Journal Article
Abdelatif, A. O., Owen, J. S., & Hussein, M. F. (2017). Modelling and parametric study of the re-anchorage of ruptured tendons in bonded post-tensioned concrete. Journal of Structural Engineering, 143(12), Article 04017162. https://doi.org/10.1061/%28ASCE%29ST.1943-541X.0001898

The contribution of ruptured tendons to the residual strength of bonded post-tensioned concrete structures is currently assessed based on pre-tensioned concrete bond models. However, this approach is inaccurate due to the inherent differences between... Read More about Modelling and parametric study of the re-anchorage of ruptured tendons in bonded post-tensioned concrete.

Computational studies on pressure distribution around a bending 5:1 rectangular cylinder (2016)
Presentation / Conference Contribution
Nguyen, D. T., Hargreaves, D., & Owen, J. (2016). Computational studies on pressure distribution around a bending 5:1 rectangular cylinder.

This paper describes the development and testing of a numerical model, based around the Large Eddy Simulation model, of a flexible 5:1 rectangular cylinder. We report on the vortex-induced vibration (VIV) of the bending cylinder, which is an analogue... Read More about Computational studies on pressure distribution around a bending 5:1 rectangular cylinder.

Wind tunnel studies of pressure distribution around a 5:1 rectangular cylinder (2016)
Presentation / Conference Contribution
Nguyen, D. T., Owen, J., & Hargreaves, D. (2016). Wind tunnel studies of pressure distribution around a 5:1 rectangular cylinder.

In this paper, a wind tunnel study is described focusing on analysing the pressure distribution and correlation around both static and dynamic 5:1 rectangular cylinders in smooth and turbulent flow. Results from the static tests highlighted the signi... Read More about Wind tunnel studies of pressure distribution around a 5:1 rectangular cylinder.

Windborne debris in the urban environment (2015)
Journal Article
Owen, J. S. Windborne debris in the urban environment. Technical Transactions, 112(2-B), https://doi.org/10.4467/2353737XCT.15.130.4167

This paper presents a comprehensive review of the research into using Windborne debris. It Introduces the components of the typical debris risk model - wind field model, debris generation model, debris trajectory model and debris impact model - and r... Read More about Windborne debris in the urban environment.

Computational studies of pressure distribution around a 5:1 rectangular section in turbulent flow (2015)
Presentation / Conference Contribution
Nguyen, D. T., Hargreaves, D., & Owen, J. (2015). Computational studies of pressure distribution around a 5:1 rectangular section in turbulent flow.

This paper presents a numerical method based on a LES approach to modelling the unsteady flow around and the vortex-induced vibration (VIV) of a 5:1 rectangular cylinder in the smooth and turbulent flow. A fluid-structure interaction algorithm was al... Read More about Computational studies of pressure distribution around a 5:1 rectangular section in turbulent flow.