Mechanical, Manufacturing & Biomedical Eng: Recent submissions
Now showing items 141-160 of 952
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Fan Noise Reduction using Acoustic Metamaterials towards Efficient Data Centers
(2022)Unwanted sound from cooling fans has been a significant obstacle that limits the performance of data center Hard Disk Drive (HDD) storage systems. Acoustic metamaterials (AM) can be a solution to this problem. AM’s can ... -
Perspectives on the Mechanics of Fracture and Biological Materials
(Lulu Publishing, 2022) -
Flexible solar and thermal energy conversion devices: Organic photovoltaics (OPVs), organic thermoelectric generators (OTEGs) and hybrid PV-TEG systems
(2022)Solar and thermal energy conversion are two major renewable energy technologies highly sought after in the past two decades by academia, industry, and policymakers. Besides the traditionally large-size solar and thermal ... -
Experimental Investigation of Heat Transfer Enhancement by Pulsating Flow in a Minichannel
(2021)The increasing power density requirements of next generation high performance electronic devices has resulted in ever-increasing heat flux densities which necessitates the evolution of new liquid-based heat exchange ... -
Performance evaluation of thermoelectric generators under cyclic heating
(2021)The effect of thermal cycling on thermoelectric generator (TEG) performance is investigated for six nominally identical samples subjected to the same heating cycle profile. All TEGs experienced performance degradation, ... -
A computational conjugate heat transfer study of a rectangular minichannel undergoing sinusoidal flow pulsations
(2022)The development of current and next generation high performance electronic devices has led to smaller components in more densely packed spaces. The increasing power levels have resulted in ever-increasing heat flux densities ... -
An experimental evaluation of thermoelectric generator performance under cyclic heating regimes
(2022)Thermal cycling is known to adversely affect the performance and lifespan of thermoelectric generators (TEGs) yet has received limited attention to date. The current study experimentally investigates the effect of thermal ... -
Assessment of the parametric roll behaviour of a point absorber wave energy conversion device in irregular waves.
(2017)The response of the Wavebob wave energy conversion device has investigated numerically in long crested irregular waves generated using the JONSWAP wave spectrum. Only long crested waves are considered as the roll mode ... -
PERFORMANCE OF A CLOSED CYCLE POWER TAKE OFF FOR MUTRIKU BREAKWATER
(2022)An oscillating water column (OWC) type wave energy converter was installed in Mutriku breakwater (Basque Country, Spain). The wave power is transferred to an air flow that turns a turbine. The facility currently uses ... -
Grasping Moving Objects: Adaptive Motion Through Tactile Sensing
(Trinity College Dublin. School of Engineering. Discipline of Mechanical & Manuf. Eng, 2022)The aim of this project is to explore how adaptive grasping motions, informed by real-time tactile feedback, can improve grasp robustness when grasping moving objects. It was hypothesised that an adaptive grasping motion, ... -
An investigation into diffusion tensor imaging-derived metrics in arterial tissue as biomarkers for disease progression, plaque rupture and graft recellularisation
(Trinity College Dublin. School of Engineering. Discipline of Mechanical & Manuf. Eng, 2022)Non-invasive imaging offers great potential for several clinical applications, both in disease and treatment monitoring. Specifically, within vascular tissue better clinical indicators for vulnerable atherosclerotic plaque, ... -
Empirical evaluation of electrochemical air pollution sensors
(Trinity College Dublin. School of Engineering. Discipline of Mechanical & Manuf. Eng, 2022)The objective of the research was to characterise the potential of state-of-the-art low cost gas air pollution sensors to measure air pollution levels in an active urban environment, through the implementation of a set of ... -
The Impact of Additive Manufacturing on the Acoustic Performance of Novel Porous Materials
(2022)Commonly used conventional acoustic porous materials suffer from a limited operational frequency range and great dependency of the sample thickness on their performance. For this reason, acoustic metamaterials have caught ... -
Investigating Failure Mechanisms, Defect Tolerance and Repair of Plant Stems for Practical Applications
(Trinity College Dublin. School of Engineering. Discipline of Mechanical & Manuf. Eng, 2022)Plants are complex in their biological composition and can provide inspiration for man-made engineering products. Designing bio-inspired products involves understanding the intricacies of plants? mechanical properties and ... -
Consolidating and re-evaluating the human disc nutrient microenvironment
(2022)Background: Despite exciting advances in regenerative medicine, cell-based strategies for treating degenerative disc disease remain in their infancy. To maximize the potential for successful clinical translation, a more ... -
Effects of Growth Factor Combinations TGFβ3, GDF5 and GDF6 on the Matrix Synthesis of Nucleus Pulposus and Nasoseptal Chondrocyte Self-Assembled Microtissues
(2022)There has been significant interest in identifying alternative cell sources and growth factor stimulation to improve matrix synthesis for disc repair. Recent work has identified nasoseptal chondrocytes (NC) as a possible ... -
Electroconductive Biomaterial Platforms: from Piezoresistive Sensors to Cardiac Tissue Engineering
(Trinity College Dublin. School of Engineering. Discipline of Mechanical & Manuf. Eng, 2022)New classes of functional materials and the rapid advances being made in manufacturing technologies are key requirements to drive the next step forward in healthcare. In recent decades, conjugated polymers have gained ... -
Modelling techniques to inform the design of sub-wavelength periodic acoustic structures
(Trinity College Dublin. School of Engineering. Discipline of Mechanical & Manuf. Eng, 2022)Minimising the environmental impact of aircraft noise and ensuring the sustainability of air travel in the future is crucial for the development of the industry. The ad- vancement in additive manufacturing paves the way ... -
3D Bioprinted Cartilaginous Templates as Developmentally Inspired Implants for Large Bone Defect Regeneration
(Trinity College Dublin. School of Engineering. Discipline of Mechanical & Manuf. Eng, 2022)Whilst bone possesses an inherent capacity for regeneration, defects above a critical size cannot heal on their own. Damaged or diseased bone can be treated using autografts or a range of different bone grafting biomaterials, ... -
On-site energy generation in the manufacturing industry: effects on the variability of the net electricity demand
(2020)Local distribution system operators (DSOs) are currently dealing with the unpredictability and high variability of energy production coming from an increasing number of distributed variable renewable energy (VRE) systems. ...
