Browsing Engineering by Issue Date

CREEPER: The First Indigenously Developed Hand-held Digital Mobile Radio (DMR) in Sri Lanka

Navarathne, RMGC; Peiris, SRR; Ranasinghe, RAMH (202-09-29)

Communication plays a crucial role in the context of military operations. The Revolution of Hand-Held radio from Analogue to Digital Technology reached up to many advanced radios with the application of Mo ...

Predicting the Freezing of Gait in Parkinson’s Patients based on Machine Learning and Wearable Sensors: A Review

Jayawardena, MDVAG; Karunasekara, PPCR; Sirisena, YVND (2022-09-29)

Freezing of Gait (FoG) is a common incapacitating complication in Parkinson’s patients, which will temporarily hinder the forward progression and will prevent them from re-initiating their normal gait. This can lead to ...

Analysis of the Behavior of Improved Soil under Shallow Concrete Foundations

Liyanage, SYW; Sampath, KHSM (2022-09-29)

As a step towards sustainability and environmental protection, use of waste material and by-products in construction activities is becoming a trend. Quarry dust is a waste product of stone crushing process, which can be ...

An Analysis of the Impact of Technical Communication on Aviation Risk Mitigation in the Context of Aircraft Maintenance Operations in Sri Lanka

Bandara, SCM; Samarakoon, KMGMWB; Rodrigo, WTS (2022-09-29)

Aviation safety plays a vital role in the airline industry including aircraft maintenance operations. The equilibrium between safety and productivity is inversely proportionate as additional efforts on safety have an ...

An Empirical Analysis of the Impact of Aircraft Maintenance Technical Training on Risk Mitigation in the Sri Lankan Aviation Industry

Bandara, SCM; Samarakoon, KMGMWB; Rodrigo, WTS (2022-09-29)

The operational efficiency of aircraft maintenance activities is pivoted on the equilibrium between safety and productivity. Against this backdrop, aviation safety management systems play a vital role in ensuring safe ...

Design and Development of an Autonomous Underwater Vehicle (AUV): For Rip Current Data Collection and Shallow Water Explorations

Dissanayake, MCP; De Silva, NVL; Ariyarathne, RDMHM (2022-09-29)

Autonomous Underwater Vehicle is an emerging trend in the modern maritime scenario. Though there are various developed designs, researchers are keen on developing more manoeuvrable, stable and enduring structures with ...

Methods of Measuring CSF Pressure: A Review

Perera, HSH; Hewadikaram, EHADK (2022-09-29)

Cerebrospinal fluid pressure is considered as one of the key diagnostic parameters to identify different pathological conditions related to the central nervous system. Different clinical methods have been used to measure ...

Identifications of Pathways for Phosphorus-based Product Recovery from Sewage Sludge using Multicriteria Decision Analysis for Sri Lankan Context

Lakshan, KA; Preethika, MAS (2022-09-29)

This study was carried out to inspect the suitability of 5 methods to produce phosphorus-based products using sewage sludge as an alternative to the rock phosphate demand to produce phosphate fertilizers. The considered ...

Local Binary Pattern based Features for Prostate Cancer Detection

Harsha, KAI; Rathnayaka, MB; Hewadikaram, EHADK (2022-09-29)

Prostate cancer is one of the most common cancers in males and one of the significant causes of cancer mortality. Most prostate malignancies are presently diagnosed based on an increased PSA level, despite this biomarker ...

Thermographic Inspection System for Surface Coating Defects on Aircraft Fuselage

Thilakarathna, WPMY; Ziyard, AA; Wijesinha, ND; Dhammika, KVP; Gaspe, GMSM (2022-09-29)

Aircraft outer shell is coated with a corrosion resistant layer because its alloy does not possess sufficient intrinsic resistance to wear and corrosion. Impacts by small particles or large objects such as bird strikes ...

Current Phasor Measuring Device for Three Phase Distribution Lines

Amarasinghe, RA; Thanthirimalage, MTTT; Arachchi, WASSW; Amarasinghe, MGTR; Lucas, JR; De Silva, N (2022-09-29)

Protection and reliability are the most paramount considerations in the power system. Current measurement of distribution lines is essential for the power and quality evaluation purposes. The current measuring devices ...

Genetic Algorithm-based Path Planning for an Unmanned Aerial Vehicle Considering Energy Consumption and Payload

Piyumini, HDI; Hsu, CH (2022-09-29)

Unmanned Aerial Vehicles (UAVs), more commonly known as drones, have a wide range of applications spread across various industries. Drones are plagued with several challenges concerning their limited battery life and ...

Home Automation Application using Raspberry Pi 3 and Windows 10 IoT

Kugaranan, T; Jaslin, SK; Kumara, WGCW (2022-09-29)

In the present situation demand for electricity stack, up with population growth, is one of the major challenges all over the world. Inadequate amounts of electricity create an awareness to conserve energy in all viable ...

Improving Turbidity Removal Efficiency in Slow Sand Filter during the Occurrence of High Turbidity Levels in Surface Water

Anoja, N; Sutharsan, ME; Sarankan, S (2022-09-29)

The prominent drinking water treatment process practised to eliminate turbidity from surface water, especially during high turbidity occurrence in the surface water, is coagulation, sedimentation and rapid sand filtration ...