E-Repository Kotelawala Defence University: Recent submissions
Now showing items 1141-1160 of 6610
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Design and fabrication of a coconut sorting machine
(2023-09)Sri Lanka is among the leading countries in coconut production and holds a significant share in the world coconut product market. However, the process of sorting coconuts is not precise in the Sri Lankan marketplace. ... -
Application of HEC-RAS 2D model to simulate scour depth around bridge piers- A case study on Hanwella Bridge, Sri Lanka
(2023-09)Lowering of the level of river bed due to water erosion is denoted by the term Scouring. Scouring can transpire around abutments and piers of a bridge. Pier scouring possesses a high threat to the stability of the ... -
Preliminary wave energy assessment to setup a breakwater type oscillating water column ocean wave energy converter at Hambantota port, Sri Lanka
(2023-09)Oscillating Water Column (OWC) is a type of Wave Energy Converter (WEC) that transforms the energy of ocean waves into low-pressure pneumatic power. Subsequently, this pneumatic power is taken out by a turbine and ... -
Estimation of probable maximum precipitation in the context of climate change
(2023-09)Probable Maximum Precipitation (PMP) estimates are essential when designing hydraulic structures, especially since the risk of the failure of such structures is high. The impact on climate change with PMP has been ... -
Investigation of trends in multiday extreme rainfall
(2023-09)Detecting trends in both hydrological and hydrometeorological data series is important in the context of climate change. Although multiday rainfall has caused disastrous consequences for Sri Lanka in the past, little ... -
Automatic clothesline retrieval system for domestic purposes
(2023-09)This study addresses a common issue faced by households, focusing on the troublesome task of drying clothes. Unpredictable weather conditions often result in clothes getting soaked and drenched in rainwater, causing unpleasant ... -
Development of a dough dividing machine with counting ability for local bakeries in Sri Lanka
(2023-09)Bakeries often require the assistance of machines in order to effectively and efficiently produce baked goods to supply to customers. Yet in countries like Sri Lanka, most bakeries still carry out the dough dividing process ... -
Empirical feasibility study to design and build rigid hull inflatable boat for special Operation Units in Sri Lanka Navy
(2023-09)Sri Lanka is an Island nation and with its geopolitical situation, safeguarding national interest entrusted with the country’s naval force. Effective surveillance and search in territorial waters become paramount to ... -
Development of a low-cost energy harvesting floor tile that operates from footsteps
(2023-09)This paper presents the designing and fabrication of a low-cost energy harvesting floor tile that harnesses kinetic energy available in human footsteps. The means of harnessing energy is done by use of several mechanisms ... -
Numerical analysis of a 3-D wing with an active flow control method
(2023-09)This research performs a numerical proof for enhancement of aerodynamic characteristic of a finite wing (Wing of Nanchang CJ-6 Aircraft) which is included with a conceptual design of an Active Flow Control (AFC) method. ... -
Gesture controlled glove for a military team’s communication
(2023-09)This paper presents a handheld Set that works with an Arduino based technology for military team’s silence communication. The product basically contains the Arduino board, Transceiver (Bluetooth Module Class 1 with ... -
Thermography and thermal sensors as a breast cancer early diagnosis technique: A Review
(2023-09)Breast cancer is a widespread and devastating disease with significant global morbidity and mortality. Early detection plays a crucial role in improving outcomes and survival rates. However, current breast cancer screening ... -
An overview of techniques of acoustic analysis for the detection of obstructive sleep apnea
(2023-09)The primary focus of this review article is to investigate acoustic analysis techniques for detecting obstructive sleep apnea (OSA). OSA causes the upper airway to collapse partially or entirely during sleep, which reduces ... -
Advancements in manikin technology: enhancing realism and effectiveness in nursing education
(2023-09)With the modern advancement of technology, use of manikins plays a major role in nursing education. Manikins are anatomically accurate simulators that replicate human physiology and provide a realistic representation ... -
Quantifying the impact of uncertain material parameters on pavement response using an Inverse modeling technique
(2023-09)Accurate modeling of pavement response plays a critical role in the effective design, analysis, and maintenance of road infrastructure. However, the presence of uncertainty in material parameters can significantly compromise ... -
IOT IV bag monitoring and alert system
(2023-09)This document highlights the need of an Internet of Things (IOT) Intravenous (IV) bag monitoring and alert system in the medical industry, especially in developing countries like Sri Lanka, and how it can be designed. ... -
Assess the performance of Sri Lanka navy built brackish water reverse osmosis plants in chronic kidney disease of unknown etiology impacted areas in Sri Lanka
(2023-09)The epidemic of Chronic Kidney Disease of unknown etiology (CKDu) has become a health catastrophe for over 3.6 million populations in Sri Lanka. Though the etiology of CKDu is unknown, studies revealed the synergic ... -
A Geospatial Analysis of the Vehicle Parking System in Galle Fort
(2023-09)A proper vehicle parking system is key to the development of transportation systems in growing countries. Studying parking data to exploit flaws and find solutions has also been hindered due to the dynamic nature ... -
15-Minute City Concept as a Response to Designing Resilience Future Cities and the ‘New Normal’ of Urban Built Environments in a Post Pandemic Worl
(2023-09)The Coronavirus pandemic was the greatest crisis that the world faced since the World War II and the impact of the pandemic runs to greater extents that it changed the world into a whole new formation. The entire ... -
Sustainability and High-Rise Design for the Future Importance of Connectivity Between Vertical Living and the Natural Environment
(2023-09)High-rise living had been universally accepted as a sustainable solution to the housing problem by the end of the 20th century. However, it invariably results in the separation of people from nature, a fact that is ...