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Model refinements with experimental validation in piezoelectric plate actuators (2024)
Journal Article
Popov, A., Gungordu, B., & Jabbal, M. (in press). Model refinements with experimental validation in piezoelectric plate actuators. Journal of Sound and Vibration, Article 118462. https://doi.org/10.1016/j.jsv.2024.118462

The axisymmetric vibration analysis of circular plates with piezoelectric layers and step changes in plate thickness is conducted. For the chosen configurations, it is necessary to solve a coupled system of differential equations for extensional and... Read More about Model refinements with experimental validation in piezoelectric plate actuators.

Structural–fluidic–acoustic computational modelling and experimental validation of piezoelectric synthetic jet actuators (2023)
Journal Article
Gungordu, B., Jabbal, M., & Popov, A. A. (2023). Structural–fluidic–acoustic computational modelling and experimental validation of piezoelectric synthetic jet actuators. International Journal of Heat and Fluid Flow, 104, Article 109215. https://doi.org/10.1016/j.ijheatfluidflow.2023.109215

In this study, coupled structural–fluidic–acoustic modelling of piezoelectric diaphragm driven synthetic jet actuators is conducted computationally for the first time. The aim is to demonstrate the importance of piezoelectric diaphragm structural mod... Read More about Structural–fluidic–acoustic computational modelling and experimental validation of piezoelectric synthetic jet actuators.

Enhancing Jet Velocity and Power Conversion Efficiency of Piezoelectric Synthetic Jet Actuators (2023)
Journal Article
Gungordu, B., Jabbal, M., & Popov, A. A. (2023). Enhancing Jet Velocity and Power Conversion Efficiency of Piezoelectric Synthetic Jet Actuators. AIAA Journal, 61(10), 4321–4331. https://doi.org/10.2514/1.j062930

The present work discusses an experimental investigation into the effect of piezoceramic employed to drive a synthetic jet actuator into a quiescent flow. The electromechanical coupling ratio of polycrystalline piezoceramics, lead zirconate–titanate... Read More about Enhancing Jet Velocity and Power Conversion Efficiency of Piezoelectric Synthetic Jet Actuators.

Effect of fin width ratio on thermal performance of fin based-heat sink with phase change materials (2023)
Journal Article
Yazici, M. Y., Avci, M., Aydin, O., Arshad, A., & Jabbal, M. (2023). Effect of fin width ratio on thermal performance of fin based-heat sink with phase change materials. Applied Thermal Engineering, 227, Article 120425. https://doi.org/10.1016/j.applthermaleng.2023.120425

The rapid development of electronics, coupled with need of miniaturization in the design and manufacture, makes heat dissipation, which is critical for the performance, lifetime, and reliability of the components extremely challenging. To achieve hig... Read More about Effect of fin width ratio on thermal performance of fin based-heat sink with phase change materials.

Thermal performance of a phase change material-based heat sink in presence of nanoparticles and metal-foam to enhance cooling performance of electronics (2022)
Journal Article
Arshad, A., Jabbal, M., Faraji, H., Talebizadehsardari, P., Bashir, M. A., & Yan, Y. (2022). Thermal performance of a phase change material-based heat sink in presence of nanoparticles and metal-foam to enhance cooling performance of electronics. Journal of Energy Storage, 48, Article 103882. https://doi.org/10.1016/j.est.2021.103882

The present study explores the parametric investigation of a heat sink filled with composite of pure phase change material (PCM), nanocomposite phase change material (NCPCM), metal-foam (MF) by employing the numerical approach for effective passive t... Read More about Thermal performance of a phase change material-based heat sink in presence of nanoparticles and metal-foam to enhance cooling performance of electronics.

Error characteristics of a model-based integration approach for fixed-wing unmanned aerial vehicles (2021)
Journal Article
Mwenegoha, H. A., Moore, T., Pinchin, J., & Jabbal, M. (2021). Error characteristics of a model-based integration approach for fixed-wing unmanned aerial vehicles. Journal of Navigation, 74(6), 1353-1366. https://doi.org/10.1017/S0373463321000424

The paper presents the error characteristics of a vehicle dynamic model (VDM)-based integration architecture for fixed-wing unmanned aerial vehicles. Global navigation satellite system (GNSS) and inertial measurement unit measurements are fused in an... Read More about Error characteristics of a model-based integration approach for fixed-wing unmanned aerial vehicles.

Towards the thermal management of electronic devices: A parametric investigation of finned heat sink filled with PCM (2021)
Journal Article
Arshad, A., Ibrahim Alabdullatif, M., Jabbal, M., & Yan, Y. (2021). Towards the thermal management of electronic devices: A parametric investigation of finned heat sink filled with PCM. International Communications in Heat and Mass Transfer, 129, Article 105643. https://doi.org/10.1016/j.icheatmasstransfer.2021.105643

This study presents the parametric investigation of a phase change material (PCM) filled plate-fin heat sink, used for thermal management (TM) of electronic components. Two-dimensional (2D) unsteady numerical simulations were carried out using the fi... Read More about Towards the thermal management of electronic devices: A parametric investigation of finned heat sink filled with PCM.

Thermal process enhancement of HNCPCM filled heat sink: Effect of hybrid nanoparticles ratio and shape (2021)
Journal Article
Arshad, A., Jabbal, M., Faraji, H., Bashir, M. A., Talebizadehsardari, P., & Yan, Y. (2021). Thermal process enhancement of HNCPCM filled heat sink: Effect of hybrid nanoparticles ratio and shape. International Communications in Heat and Mass Transfer, 125, Article 105323. https://doi.org/10.1016/j.icheatmasstransfer.2021.105323

The present study based on the numerical investigation of a hybrid nanocomposite phase change material (HNCPCM) filled heat sink for passive cooling of electronic devices. The combination of graphene oxide (GO) and silver (Ag) hybrid nanoparticles ar... Read More about Thermal process enhancement of HNCPCM filled heat sink: Effect of hybrid nanoparticles ratio and shape.

A Model-based Tightly Coupled Architecture for Low-Cost Unmanned Aerial Vehicles for Real-Time Applications (2020)
Journal Article
Mwenegoha, H. A., Moore, T., Pinchin, J., & Jabbal, M. (2020). A Model-based Tightly Coupled Architecture for Low-Cost Unmanned Aerial Vehicles for Real-Time Applications. IEEE Access, https://doi.org/10.1109/access.2020.3038530

This paper investigates the navigation performance of a vehicle dynamic model-based (VDM-based) tightly coupled architecture for a fixed-wing Unmanned Aerial Vehicle (UAV) during a global navigation satellite system (GNSS) outage for real-time applic... Read More about A Model-based Tightly Coupled Architecture for Low-Cost Unmanned Aerial Vehicles for Real-Time Applications.