All Outputs (16)

Investigating the fatigue behaviour of quasi-isotropic pseudo-ductile thin-ply carbon/glass epoxy hybrid composites (2022)
Journal Article
Fotouhi, M., Suwarta, P., Tabatabaeian, A., Fotouhi, S., Jenkin, R., Jalalvand, M., & Wisnom, M. R. (2022). Investigating the fatigue behaviour of quasi-isotropic pseudo-ductile thin-ply carbon/glass epoxy hybrid composites. Composites Part A: Applied Science and Manufacturing, 163, Article 107206. https://doi.org/10.1016/j.compositesa.2022.107206

This paper investigates the fatigue behaviour of pseudo-ductile Quasi-Isotropic (QI) interlayer hybrids with un-notched and open-hole configurations. Two different types of QI pseudo-ductile hybrids were evaluated; HighC, with carbon to glass thickne... Read More about Investigating the fatigue behaviour of quasi-isotropic pseudo-ductile thin-ply carbon/glass epoxy hybrid composites.

Structural and spatial minimal requirement efficacy of emergency shelters for different emergencies (2022)
Journal Article
Beatini, V., Rajanayagam, H., & Poologanathan, K. (2022). Structural and spatial minimal requirement efficacy of emergency shelters for different emergencies. Buildings, 13(1), Article 32. https://doi.org/10.3390/buildings13010032

Natural and human-induced disasters have become more frequent in recent years, and this has increased the need for effective, high-quality, quick, easy-to-assemble, and affordable emergency housing solutions. The purpose of this study is to create a... Read More about Structural and spatial minimal requirement efficacy of emergency shelters for different emergencies.

Computational and experimental investigation of the strain rate sensitivity of small punch testing of the high-entropy alloy CoCrFeMnNi (2022)
Journal Article
González, S., Sfikas, A. K., Kamnis, S., John, S. E., Nye, Z. W., Spink, M., …Lancaster, R. J. (2023). Computational and experimental investigation of the strain rate sensitivity of small punch testing of the high-entropy alloy CoCrFeMnNi. Journal of Alloys and Compounds, 936, Article 168219. https://doi.org/10.1016/j.jallcom.2022.168219

The suitability of determining the strain rate sensitivity (SRS) of the CoCrFeMnNi high-entropy alloy (HEA) by small punch (SP) testing has been assessed at displacement rates ranging from 0.2 to 2 mm∙min−1. The stress was found to increase as the di... Read More about Computational and experimental investigation of the strain rate sensitivity of small punch testing of the high-entropy alloy CoCrFeMnNi.

Integration of origami and deployable concept in volumetric modular units (2022)
Journal Article
Beatini, V., Gatheeshgar, P., Rajanayagam, H., Poologanathan, K., Suntharalingam, T., Perera, D., …Nagaratnam, B. (2022). Integration of origami and deployable concept in volumetric modular units. Scientific Reports, 12(1), Article 19180. https://doi.org/10.1038/s41598-022-18951-w

Modular building systems (MBS) and Origami are two emerging methods used in current construction practice. Origami is directly associated with the principles of the ancient Japanese art of paper folding, characterised by high morphological possibilit... Read More about Integration of origami and deployable concept in volumetric modular units.

Numerical investigation on fire performance of LSF and steel modular floor panels (2022)
Journal Article
Perera, D., Upasiri, I., Poologanathan, K., O’Grady, K., Nagaratnam, B., Kanthasamy, E., & Rajanayagam, H. (2022). Numerical investigation on fire performance of LSF and steel modular floor panels. Buildings, 12(10), Article 1721. https://doi.org/10.3390/buildings12101721

The steel Modular Building Systems (MBSs) that have been influenced by the Light-gauge Steel Frame (LSF) techniques have become a prominent culture in the industry. However, the detrimental behaviour of steel structural components at high temperature... Read More about Numerical investigation on fire performance of LSF and steel modular floor panels.

Development and control of an upper limb rehabilitation robot via ant colony optimization -PID and Fuzzy-PID controllers (2022)
Journal Article
Mirrashid, N., Alibeiki, E., & Rakhtala, S. M. (2022). Development and control of an upper limb rehabilitation robot via ant colony optimization -PID and Fuzzy-PID controllers. International Journal of Engineering, 35(8), 1488-1493. https://doi.org/10.5829/IJE.2022.35.08B.04

The control of movement rehabilitation robots is necessary for the recovery of physically disabled patients and is an interesting open problem. This paper presents a mathematical model of the upper limb rehabilitation robot using Euler-Lagrange appro... Read More about Development and control of an upper limb rehabilitation robot via ant colony optimization -PID and Fuzzy-PID controllers.

Ground vibration testing of a flexible wing: A benchmark and case study (2022)
Journal Article
Dessena, G., Ignatyev, D. I., Whidborne, J. F., Pontillo, A., & Zanotti Fragonara, L. (2022). Ground vibration testing of a flexible wing: A benchmark and case study. Aerospace, 9(8), Article 438. https://doi.org/10.3390/aerospace9080438

Beam-like flexible structures are of interest in many fields of engineering, particularly aeronautics, where wings are frequently modelled and represented as such. Experimental modal analysis is commonly used to characterise the wing’s dynamical resp... Read More about Ground vibration testing of a flexible wing: A benchmark and case study.

Fire performance analyses of modular wall panel designs with loadbearing SHS columns (2022)
Journal Article
Perera, D., Upasiri, I., Poologanathan, K., Perampalam, G., O'Grady, K., Rezazadeh, M., …Hewavitharana, T. (2022). Fire performance analyses of modular wall panel designs with loadbearing SHS columns. Case Studies in Construction Materials, 17, Article e01179. https://doi.org/10.1016/j.cscm.2022.e01179

Modular Building Systems (MBS) are still in the phase of developing its popularity in the industry, with emerging novel designs. Initially, MBS walls and floors had been highly influenced by the Light-gauge Steel Frame (LSF) designs made of Cold-Form... Read More about Fire performance analyses of modular wall panel designs with loadbearing SHS columns.

Evaluation of inter-modular connection behaviour under lateral loads: An experimental and numerical study (2022)
Journal Article
Rajanayagam, H., Gunawardena, T., Mendis, P., Poologanathan, K., Gatheeshgar, P., Dissanayake, M., & Corradi, M. (2022). Evaluation of inter-modular connection behaviour under lateral loads: An experimental and numerical study. Journal of Constructional Steel Research, 194, Article 107335. https://doi.org/10.1016/j.jcsr.2022.107335

This study focuses on a comprehensive investigation of the inter-modular connection shear behaviour under lateral load using theoretical, experimental, and numerical analyses. Initially, three design configurations of proposed inter-modular connectio... Read More about Evaluation of inter-modular connection behaviour under lateral loads: An experimental and numerical study.

Aeromechanical analysis of a next-generation Mars Hexacopter rotor (2022)
Journal Article
Chi, C., Lumba, R., Jung, Y. S., & Datta, A. (2022). Aeromechanical analysis of a next-generation Mars Hexacopter rotor. Journal of Aircraft, 59(6), 1463-1477. https://doi.org/10.2514/1.C036739

A three-dimensional (3D) aeromechanical analysis is carried out on the rotor blades of a 20 kg conceptual Mars Hexacopter. The objectives are to understand the aeroelastic behavior of its unique ultrathin low-Reynolds-number and high-Mach-number blad... Read More about Aeromechanical analysis of a next-generation Mars Hexacopter rotor.

Direct numerical simulations of aerodynamic performance of wind turbine aerofoil by considering the blades active vibrations (2022)
Journal Article
Nakhchi, M. E., Win Naung, S., Dala, L., & Rahmati, M. (2022). Direct numerical simulations of aerodynamic performance of wind turbine aerofoil by considering the blades active vibrations. Renewable Energy, 191, 669-684. https://doi.org/10.1016/j.renene.2022.04.052

In the present study, the aerodynamic performance of the horizontal-axis wind turbine blades by considering the flap-wise oscillations are numerically investigated by using direct numerical simulations (DNS). The details of flow structure can be anal... Read More about Direct numerical simulations of aerodynamic performance of wind turbine aerofoil by considering the blades active vibrations.

A novel hybrid control strategy of wind turbine wakes in tandem configuration to improve power production (2022)
Journal Article
Nakhchi, M. E., Win Naung, S., & Rahmati, M. (2022). A novel hybrid control strategy of wind turbine wakes in tandem configuration to improve power production. Energy Conversion and Management, 260, https://doi.org/10.1016/j.enconman.2022.115575

The wind turbines that operate in the wake region of the upstream turbines produce less power and may suffer serious structural issues due to highly unsteady flows, which can reduce the life expectancy of the turbines. In this study, a novel hybrid w... Read More about A novel hybrid control strategy of wind turbine wakes in tandem configuration to improve power production.

Real-time implementation of a super twisting control algorithm for an upper limb wearable robot (2022)
Journal Article
Fazli, E., Rakhtala, S. M., Mirrashid, N., & Karimi, H. R. (2022). Real-time implementation of a super twisting control algorithm for an upper limb wearable robot. Mechatronics, 84, Article 102808. https://doi.org/10.1016/j.mechatronics.2022.102808

This paper proposes a robust nonlinear controller for an active orthosis. The system is composed of the upper limb orthosis worn by the arm, which can be represented by a nonlinear second-order dynamical model. A robust control strategy is developed... Read More about Real-time implementation of a super twisting control algorithm for an upper limb wearable robot.

Prediction of shear capacity of steel channel sections using machine learning algorithms (2022)
Journal Article
Dissanayake, M., Nguyen, H., Poologanathan, K., Perampalam, G., Upasiri, I., Rajanayagam, H., & Suntharalingam, T. (2022). Prediction of shear capacity of steel channel sections using machine learning algorithms. Thin-Walled Structures, 175, Article 109152. https://doi.org/10.1016/j.tws.2022.109152

This study presents the application of popular machine learning algorithms in prediction of the shear resistance of steel channel sections using experimental and numerical data. Datasets of 108 results of stainless steel lipped channel sections and 2... Read More about Prediction of shear capacity of steel channel sections using machine learning algorithms.

PEM fuel cell system to extend the stack life based on a PID-PSO controller design (2022)
Journal Article
Ghasemi, J., Rakhtala, S. M., Rasekhi, J., & Dokhtala, S. R. (2022). PEM fuel cell system to extend the stack life based on a PID-PSO controller design. Complex Engineering Systems, 2(1), Article 4. https://doi.org/10.20517/ces.2022.02

In this paper, the nonlinear model of polymer exchange membrane (PEM) fuel cell system is first extracted and then tested and evaluated for various temperatures and pressures. With the severe nonlinear characteristics of the PEM fuel cell system, usi... Read More about PEM fuel cell system to extend the stack life based on a PID-PSO controller design.

Nonlinear robust controller design for an upper limb rehabilitation robot via variable gain super twisting sliding mode (2022)
Journal Article
Mirrashid, N., Alibeiki, E., & Rakhtala, S. M. (2022). Nonlinear robust controller design for an upper limb rehabilitation robot via variable gain super twisting sliding mode. International Journal of Dynamics and Control, 10(6), 1996-2010. https://doi.org/10.1007/s40435-021-00902-4

Rehabilitation robots have an effective role in helping patients with physical disabilities. Therefore, improving their performance is very important. In this paper, a robust nonlinear controller is proposed for the upper limb rehabilitation robot. T... Read More about Nonlinear robust controller design for an upper limb rehabilitation robot via variable gain super twisting sliding mode.