All Outputs (27)

Model refinements with experimental validation in piezoelectric plate actuators (2024)
Journal Article

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

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

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

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

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

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

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

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.

Numerical study of nanocomposite phase change material-based heat sink for the passive cooling of electronic components (2021)
Journal Article

The current two-dimensional (2D) numerical study presents the melting phenomenon and heat transfer performance of the nanocomposite phase change material (NCPCM) based heat sink. Metallic nanoparticles (copper: Cu) of different volume fractions of 0.... Read More about Numerical study of nanocomposite phase change material-based heat sink for the passive cooling of electronic components.

Thermophysical characteristics and enhancement analysis of carbon-additives phase change mono and hybrid materials for thermal management of electronic devices (2021)
Journal Article

Development of TiO2/RT–35HC based nanocomposite phase change materials (NCPCMs) for thermal management applications (2020)
Journal Article

This experimental study covers the development of novel nanocomposite phase change materials (NCPCMs) based on RT–35HC as a phase change material (PCM) and titanium oxide (TiO2) as thermal conductivity enhancement material, for thermal management app... Read More about Development of TiO2/RT–35HC based nanocomposite phase change materials (NCPCMs) for thermal management applications.

A Model-based Tightly Coupled Architecture for Low-Cost Unmanned Aerial Vehicles for Real-Time Applications (2020)
Journal Article

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.

Thermophysical characteristics and application of metallic-oxide based mono and hybrid nanocomposite phase change materials for thermal management systems (2020)
Journal Article

This experimental study covers the chemical, physical, thermal characterization and application of novel nanocomposite phase change materials (NCPCMs) dispersed by TiO2, Al2O3, and CuO nanoparticles for thermal management systems. A commercial-grade... Read More about Thermophysical characteristics and application of metallic-oxide based mono and hybrid nanocomposite phase change materials for thermal management systems.

Transient simulation of finned heat sinks embedded with PCM for electronics cooling (2020)
Journal Article

This paper reports the two-dimensional (2D) transient numerical simulation of a phase change material (PCM) based finned heat sink to investigate the heat transfer performance for passive cooling of electronic devices. The finned heat sinks of 2 mm a... Read More about Transient simulation of finned heat sinks embedded with PCM for electronics cooling.

Preparation and characteristics evaluation of mono and hybrid nano-enhanced phase change materials (NePCMs) for thermal management of microelectronics (2020)
Journal Article

Efficient, clean and quiet thermal management has become a vital challenge in for cooling of electronic devices. To enhance the capability and efficiency of passive thermal management , novel composite materials have been designed by the combination... Read More about Preparation and characteristics evaluation of mono and hybrid nano-enhanced phase change materials (NePCMs) for thermal management of microelectronics.

Model-based autonomous navigation with moment of inertia estimation for unmanned aerial vehicles (2019)
Journal Article

© 2019 by the authors. Licensee MDPI, Basel, Switzerland. The dominant navigation system for low-cost, mass-market Unmanned Aerial Vehicles (UAVs) is based on an Inertial Navigation System (INS) coupled with a Global Navigation Satellite System (GNSS... Read More about Model-based autonomous navigation with moment of inertia estimation for unmanned aerial vehicles.

The micro?/nano?PCMs for thermal energy storage systems: A state of art review (2019)
Journal Article

With advancement in technology, the nanotechnology, various thermal energy storage (TES) materials have been invented and modified with promising thermal transport properties. The solid–liquid phase change materials (PCMs) have been extensively used... Read More about The micro?/nano?PCMs for thermal energy storage systems: A state of art review.

A review on graphene based nanofluids: preparation, characterization and applications (2019)
Journal Article

A wide range of heat transfer systems require efficient heat transfer management from source to sink and vice versa. Over the last decade, graphene nanoparticles, matrix nanofluids have been one of the most investigated nanoparticles for a wide range... Read More about A review on graphene based nanofluids: preparation, characterization and applications.

Energy and exergy analysis of fuel cells: a review (2018)
Journal Article

In this paper, the fundamental overview of theoretical and practical aspects of thermodynamics analysis for mainly used fuel cells (FCs) are presented. The FC converts the chemical energy of fuel (normally hydrogen) directly into electrical energy re... Read More about Energy and exergy analysis of fuel cells: a review.

Operational vibration shape measurement of piezoceramic disc actuator using digital image correlation vibrometry with a single reference signal (2018)
Journal Article

© Published under licence by IOP Publishing Ltd. This paper describes the enhancement and application of a digital image correlation (DIC) vibrometry method which avoids the need for high speed cameras. The underlying technique, described earlier by... Read More about Operational vibration shape measurement of piezoceramic disc actuator using digital image correlation vibrometry with a single reference signal.