Dr Fadi Kahwash's Outputs (15)

Priority Load Management for Improving Supply Reliability of Critical Loads in Healthcare Facilities Under Highly Unreliable Grids (2025)
Journal Article
Ibiam, N. H., Kahwash, F., & Ahmed, J. (2025). Priority Load Management for Improving Supply Reliability of Critical Loads in Healthcare Facilities Under Highly Unreliable Grids. Energies, 18(6), 1343. https://doi.org/10.3390/en18061343

Many developing countries suffer from unreliable grids and rolling blackouts on a daily basis. Losing electricity in healthcare facilities can be detrimental to human life and the required health services. Thus, it is often necessary to keep critical... Read More about Priority Load Management for Improving Supply Reliability of Critical Loads in Healthcare Facilities Under Highly Unreliable Grids.

Optimal DC link voltage stabilisation technique for a grid-connected PV system (2024)
Presentation / Conference Contribution
Khan, T., Kahwash, F., Ahmed, J., & Goh, K. (2024, September). Optimal DC link voltage stabilisation technique for a grid-connected PV system. Paper presented at ECCE Europe 2024, Darmstadt, Germany

The utilisation of renewable energy (RES) powered microgrids has seen significant growth due to environmental concerns. These RES resources are often integrated with the grid through a DC link. Maintaining the DC link voltage at a specified level is... Read More about Optimal DC link voltage stabilisation technique for a grid-connected PV system.

Revolutionising orthopaedic implants—a comprehensive review on metal 3D printing with materials, design strategies, manufacturing technologies, and post-process machining advancements (2024)
Journal Article
Shaikh, M., Kahwash, F., Lu, Z., Alkhreisat, M., Mohammad, A., & Shyha, I. (2024). Revolutionising orthopaedic implants—a comprehensive review on metal 3D printing with materials, design strategies, manufacturing technologies, and post-process machining advancements. International Journal of Advanced Manufacturing Technology, 134, 1043-1076. https://doi.org/10.1007/s00170-024-14218-y

This paper conceptualises an understanding of advanced manufacturing methods to develop 3D-printed metallic orthopaedic implants, including a brief discussion on post-process machining. The significance of Metallic Additive Manufacturing (MAM) and it... Read More about Revolutionising orthopaedic implants—a comprehensive review on metal 3D printing with materials, design strategies, manufacturing technologies, and post-process machining advancements.

Design for Additive Manufacturing and Finite Element Analysis of Fe-Mn Biodegradable Fracture Fixation Plate with Varying Porosity Levels (2023)
Presentation / Conference Contribution
Shaikh, M., Kahwash, F., Lu, Z., Alkhreisat, M., & Shyha, I. (2023, September). Design for Additive Manufacturing and Finite Element Analysis of Fe-Mn Biodegradable Fracture Fixation Plate with Varying Porosity Levels. Presented at International Conference on Additive Manufacturing in Products and Applications 2023, Zurich, Switzerland

Fracture fixation plates are osteosynthesis implants used to fix fractured bones in a human body. They are either left in the body or required to be removed after a bone healing period of 3–6 months. Recent trends focus on developing iron (Fe) based... Read More about Design for Additive Manufacturing and Finite Element Analysis of Fe-Mn Biodegradable Fracture Fixation Plate with Varying Porosity Levels.

Coupled thermo-electrical dispatch strategy with AI forecasting for optimal sizing of grid-connected hybrid renewable energy systems (2023)
Journal Article
Kahwash, F., Barakat, B., & Maheri, A. (2023). Coupled thermo-electrical dispatch strategy with AI forecasting for optimal sizing of grid-connected hybrid renewable energy systems. Energy Conversion and Management, 293, Article 117460. https://doi.org/10.1016/j.enconman.2023.117460

In multi-energy systems the full utilisation of the generated energy is a challenge. Integrating heat and electricity supply at the system level design could provide an opportunity to address this challenge. In this paper we introduce and examine two... Read More about Coupled thermo-electrical dispatch strategy with AI forecasting for optimal sizing of grid-connected hybrid renewable energy systems.

Solar Thermal Plant With Heat Recovery To Reduce Energy Consumption Of Continuous Textile Mercerisation Process (2022)
Presentation / Conference Contribution
Kahwash, F., & Majeed, H. (2022, June). Solar Thermal Plant With Heat Recovery To Reduce Energy Consumption Of Continuous Textile Mercerisation Process. Presented at Advances in Renewable and Clean Energy Technologies, Online

The textile industry is resource intensive and environmentally polluting. Textile exporting countries, such as Pakistan and Bangladesh are facing strain on their resources. Woven fabrics, require several chemical treatment processes, which consumes l... Read More about Solar Thermal Plant With Heat Recovery To Reduce Energy Consumption Of Continuous Textile Mercerisation Process.

Optimising Electrical Power Supply Sustainability Using a Grid-Connected Hybrid Renewable Energy System—An NHS Hospital Case Study (2021)
Journal Article
Kahwash, F., Barakat, B., Taha, A., Abbasi, Q. H., & Imran, M. A. (2021). Optimising Electrical Power Supply Sustainability Using a Grid-Connected Hybrid Renewable Energy System—An NHS Hospital Case Study. Energies, 14(21), Article 7084. https://doi.org/10.3390/en14217084

This study focuses on improving the sustainability of electrical supply in the healthcare system in the UK, to contribute to current efforts made towards the 2050 net-zero carbon target. As a case study, we propose a grid-connected hybrid renewable e... Read More about Optimising Electrical Power Supply Sustainability Using a Grid-Connected Hybrid Renewable Energy System—An NHS Hospital Case Study.

Integration and optimisation of high-penetration Hybrid Renewable Energy Systems for fulfilling electrical and thermal demand for off-grid communities (2021)
Journal Article
Kahwash, F., Maheri, A., & Mahkamov, K. (2021). Integration and optimisation of high-penetration Hybrid Renewable Energy Systems for fulfilling electrical and thermal demand for off-grid communities. Energy Conversion and Management, 236, Article 114035. https://doi.org/10.1016/j.enconman.2021.114035

The recent steep decline in the cost of PV panels and wind turbines provides an opportunity to utilise Hybrid Renewable Energy Systems (HRES) to fulfil thermal loads as well as the electrical demand. Two coupled system architectures are proposed and... Read More about Integration and optimisation of high-penetration Hybrid Renewable Energy Systems for fulfilling electrical and thermal demand for off-grid communities.

Enhancing thermal conductivity of paraffin wax 53–57 °C using expanded graphite (2019)
Journal Article
Kenisarin, M., Mahkamov, K., Kahwash, F., & Makhkamova, I. (2019). Enhancing thermal conductivity of paraffin wax 53–57 °C using expanded graphite. Solar Energy Materials and Solar Cells, 200, Article 110026. https://doi.org/10.1016/j.solmat.2019.110026

The latent heat thermal storage using Phase Change Materials (PCMs) is one of the essential aspects to be addressed for rapid expansion of utilisation of Renewable Energy sources and waste heat. The major disadvantage of PCMs, deployed in such therma... Read More about Enhancing thermal conductivity of paraffin wax 53–57 °C using expanded graphite.

Novel Twin-Screw Stirling Cycle Machine for Cryogenic and Refrigeration Applications (2018)
Presentation / Conference Contribution
Mahkamov, K., Makhkamova, I., & Kahwash, F. (2018, November). Novel Twin-Screw Stirling Cycle Machine for Cryogenic and Refrigeration Applications. Presented at ASME 2018 International Mechanical Engineering Congress and Exposition, Pittsburgh, Pennsylvania, USA

This paper describes design and principles of operation of a novel rotary type Stirling cycle machines based on rotary positive displacement mechanisms such as twin-screw, gate rotor screw, scroll, and conical screw compressors and expanders. When th... Read More about Novel Twin-Screw Stirling Cycle Machine for Cryogenic and Refrigeration Applications.

Dynamic simulation of machining composites using the explicit element-free Galerkin method (2018)
Journal Article
Kahwash, F., Shyha, I., & Maheri, A. (2018). Dynamic simulation of machining composites using the explicit element-free Galerkin method. Composite Structures, 198, 156-173. https://doi.org/10.1016/j.compstruct.2018.05.034

Machining operations are performed on composite parts to obtain the final geometry. However, machining composites is challenging due to their low machinability and high cost. Numerical modelling of machining presents a valuable tool for cost reductio... Read More about Dynamic simulation of machining composites using the explicit element-free Galerkin method.

An Investigation into the Dependency of Cutting Forces on the Volume Fraction and Fibre Orientation during Machining Composite Materials (2017)
Journal Article
Kahwash, F., Shyha, I., & Maheri, A. (2017). An Investigation into the Dependency of Cutting Forces on the Volume Fraction and Fibre Orientation during Machining Composite Materials. Materials Science Forum, 882, 61-65. https://doi.org/10.4028/www.scientific.net/MSF.882.61

This paper presents an empirical force model quantifying the effect of fibre volume fraction and fibre orientation on the cutting forces during orthogonal cutting of unidirectional composites. Glass fibre plates and high speed steel cutting tools are... Read More about An Investigation into the Dependency of Cutting Forces on the Volume Fraction and Fibre Orientation during Machining Composite Materials.

Meshfree formulation for modelling of orthogonal cutting of composites (2017)
Journal Article
Kahwash, F., Shyha, I., & Maheri, A. (2017). Meshfree formulation for modelling of orthogonal cutting of composites. Composite Structures, 166, 193-201. https://doi.org/10.1016/j.compstruct.2017.01.021

The Element-Free Galerkin method (EFG) is a prominent member of the meshfree methods family. In this work, EFG is utilised to simulate the orthogonal cutting process of unidirectional composites. The mathematical model is derived from the weak form o... Read More about Meshfree formulation for modelling of orthogonal cutting of composites.

Machining Unidirectional Composites using Single-Point Tools: Analysis of Cutting Forces, Chip Formation and Surface Integrity (2015)
Presentation / Conference Contribution
Kahwash, F., Shyha, I., & Maheri, A. (2015, July). Machining Unidirectional Composites using Single-Point Tools: Analysis of Cutting Forces, Chip Formation and Surface Integrity. Presented at Manufacturing Engineering Society International Conference, MESIC 2015, Barcelona, Spain

The need for high quality machining of composite materials is rising due to the increased utilisation of these materials across several applications. This paper presents experimental findings of orthogonal cutting of unidirectional glass fibre reinfo... Read More about Machining Unidirectional Composites using Single-Point Tools: Analysis of Cutting Forces, Chip Formation and Surface Integrity.

Modelling of cutting fibrous composite materials: current practice (2015)
Presentation / Conference Contribution
Kahwash, F., Shyha, I., & Maheri, A. (2014, June). Modelling of cutting fibrous composite materials: current practice. Presented at 3rd CIRP Global Web Conference, Naples, Italy

Using fibre reinforced polymers (FRP) is increasing across many industries. Although FRP are laid-up in the near-net shape, several cutting operations are necessary to meet quality and dimensional requirements. Modelling of cutting is essential to un... Read More about Modelling of cutting fibrous composite materials: current practice.