Faculty of Technology: Recent submissions

Now showing items 21-40 of 187

Modeling of Damage Evaluation and Failure of Laminated Composite Materials

Joy Mathavan, J.; Hafiz Hassan, M.; Gérald, F. (Springer Nature, 2023)

Due to the anisotropy and heterogeneity of fiber-reinforced composite materials, the growth of damage in the composite materials is a complicated process. In contrast to metallic materials, damage to fiber-reinforced ...
Smart helmet to start the motorbike and to prevent accidents

Joy Mathavan, J.; Wijesekara, V. K. D.; Satheeskanth, N.; Wanasinghe, W. M. U. J.; Maathushan, M.; Wijenayake, V. V. (IOP Publishing, 2022)

Most of the motorbike riders meet a fatal end due to severe head injuries during accidents. Usually in Asian countries, riders are reluctant to wear helmets while riding motorbikes due to carelessness and negligence. ...
Hole Quality Observation in Single-Shot Drilling of CFRP/Al7075-T6 Composite Metal Stacks Using Customized Twist Drill Design

Joy Mathavan, J.; Hafiz Hassan, M.; Jinyang, X.; Gérald, F. (MDPI, 2022)

In the modern aircraft manufacturing industry, the use of fiber metal stack-up material plays an important role. During assembly, these stack-up materials need to be drilled, and single-shot drilling is the best option ...
Characterization of nanocomposite tetrahedral amorphous carbon coated drill bits for improved drilled-hole quality in carbon fiber-reinforced polymer/Al7075-T6 stacks

Joy Mathavan, J.; Hafiz Hassan, M.; Samad Mahmud, A. (Research gate, 2023)

The use of hybrid composite stacks is kept on increasing in the aircraft industry due to their numerous advantages in this sector. Therefore, improving the drilled-hole quality is also sought over time. The present work ...
Develop an Al-alloy for high pressure-high temperature applications by enhancing thermo-mechanical properties

Joy Mathavan, J.; Kunaraj, A.; Sakthivelnathan, N. (Springer link, 2021)

The aim of this research work is to develop an aluminium alloy which can be used in conditions like high temperature and high pressure. High pressure die castings, specially engine components of automobiles and heavy ...
Comparative study of hole quality performance in drilling of CFRP/Al7075-T6 stack using tetrahedral amorphous carbon coated drill

Joy Mathavan, J.; Hafiz Bin Hassan, M.; Samad Bin Mahmud, A. (AIP Publishing, 2022)

Stack up materials which consists of fiber composite panel and aluminium / titanium alloys keep on replacing conventional materials in the aircraft industry. Though stack up materials have enhanced mechanical properties, ...
Enhanced Synergic Identification of Prestress Force and Moving Force in Prestressed Concrete Bridges

Jeyamohan, K.; Chan, T.H.T; Nguyen, K.D.; Thambiratnam, D.P. (Technology Convergence 2023 (ISWIM and HVTT), 2023)

The estimation and monitoring of the in-service load carrying capacity of prestressed concrete bridge (PCB) structures hold significant importance, especially due to prestress losses occurring with their aging. Therefore, ...
Supporting Condition is an important factor in the behaviour of the façade system

Jeyamohan, K. (Annual Transactions, IESL Northern Chapter, 2021)

The Main task of this paper is to present the behaviour of the glass with various types of fixing methods, mainly discuss the stress & displacement variation of the glass under the loading with following fixing methods: ...
Development of an Electric vehicle for the differently Abled with solar assist

Mohamed, E.S.; Kaviraj, K.; Niroshan, T.S. (Postgraduate Institute of Science Research Congress, Sri Lanka, 2023)

A wheelchair is a necessary assistive device for differently abled people to improve their independence, mobility, and quality of life. Manual wheelchairs suffer a huge mechanical efficiency loss with the risk of discomfort ...
Review on the application of circular economic principles in the automobile sector

Niroshan, T.S. (National Engineering Research and Development Centre of Sri Lanka., 2023)

A Successful Business climate is the prominent requirement of any manufacturing sector. The competitive advantage over the manufacturing process is backboned by several theoretical concepts. Sustainable manufacturing ...
Behaviors of the Curtain Wall Façade in the Tall Building Under Dynamic Actions- An Overview and Recommendations

Jeyamohan, K. (Journal of advances in Technology, 2023)

The flourishing growth of tall building construction with advanced technologies adopted façade structures is the new trend around the world. This study is mainly focused on the design and construction techniques of the ...
An Ex-Post Review of Control Approach and Performance of Hybrid Power System in Eluvaithivu Island

Kamalesan, M.; Prasanna, U.; Jayasinghe, A.E.; Rathnayake, M. (27th Annual Technological Advances in Science, Medicine and Engineering Conference 2023, 2023)

Renewable energy-based hybrid electricity supply is very essential to power supply to remote areas. Eluvaithivu is a one of remote islands of Sri Lanka located in Northern Province. It is 3.3 km far from the mainland of ...
Electricity Load/demand Forecasting in Sri Lanka using Deep Learning Techniques

Abeysingha, A.A.K.U.; Sritharan, A.S.; Valluvan, R.; Ahilan, K.; Jayasinghe, D.H.G.A.E. (IEEE, 2021)

Most of the time electricity cannot be stored, it should be generated as soon as it is demanded. Therefore, electricity demand forecasting is a vital process in the planning of electricity industry and the operation of ...
Review on Li-ion Battery Parameter Extraction Methods

Jayasinghe, A.E.; Fernando, N.; Kumarawadu, S.; Wang, L. (IEEE, 2023)

Electric batteries have gained attention with recent developments in the transport sector, especially with electric vehicles (EVs) technology and with the rapid development in the energy storage sector with application ...
A Review and Analysis of the Effects of Colors of Light On the Performance of Solar Photovoltaic Panels

Abul Kashem, S.B.; Jayasinghe, D.H.G.A.E.; Chowdhury, M.E.H.; Khandakar, A.; Ashraf, A.; Ansaruddin Kunju, A.; Nashbat, M.; Hasan-Zia, M.; Esmaeili Khalil Saraei, A.; Tabassum, M.; Ahmed, S. (Universiti Tun Hussein Onn Malaysia Publisher’s Office, 2022)

Solar energy is quite simple as the energy can be obtained from the sun directly. Solar energy is categorized as one of the best renewable energy since it does not emit carbon dioxide and because of unlimited supports from ...
Baseline investigation on soil solidification through biocementation using airborne bacteria

Chen, M.; Gowthaman, S.; Nakashima, K.; Takano, C.; Kawasaki, S. (Frontiers, 2023)

Microbial induced carbonate precipitation (MICP) through the ureolysis metabolic pathway is one of the most studied topics in biocementation due to its high efficiency. Although excellent outcomes have proved the potential ...
Field experimentation of bio-cementation using low-cost cementation media for preservation of slope surface

Gowthaman, S.; Koizumi, H.; Nakashima, K.; Kawasaki, S. (Elsevier, 2023)

Microbial induced carbonate precipitation (MICP) is a promising bio-cementation method that involves ureolytic bacteria to improve the geotechnical properties of soil. The laboratory-scale studies carried out in the ...
Influence of humic acid on microbial induced carbonate precipitation for organic soil improvement

Chen, M.; Gowthaman, S.; Nakashima, K.; Kawasaki, S. (Springer Nature, 2022-09)

Microbial induced carbonate precipitation (MICP) is one of the most commonly researched topics on biocementation, which achieves cementation of soil particles by carbonate from urea hydrolysis catalyzed by microbial urease. ...
Feasibility of bacterial-enzyme induced carbonate precipitation technology for stabilizing fine-grained slope soils

Gowthaman, S.; Iki, T.; Ichinohe, A.; Nakashima, K.; Kawasaki, S. (Frontiers, 2022-10)

Microbial Induced Carbonate Precipitation (MICP) has recently become a new technology for stabilizing the slope surface. The applicability of MICP, however, is limited in fine-grained soils due to the restrictions regarding ...
Organic-Inorganic Hybrid Green Materials for Soil Improvement

Nawarathna, T.H.K.; Gowthaman, S.; Nakashima, K.; Kawasaki, S. (Springer Nature, 2022-12)

Weak problematic soils are extensively used for the constructions due to the scarcity of the suitable lands owing to the rapid population growth and industrialization. However, the properties of the weak soils require to ...

Now showing items 21-40 of 187

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