• Chemical recycling of PET from waste soft drinks bottles to recover Terephthalic Acid 

  Udayakumara, SV; Gunapala, PY; Gunapala, O [Conference-Abstract]

  This project aims to develop an efficient and low cost chemical recycling method to extract valuable terephthalic acid (TPA) from post consumer Poly (ethylene Terephthalate) (PET) in Sri Lanka. PET waste from soft drink ...
• Demand side management for micro grids through smart meters 

  Wettasinghe, WADSL; Widisinghe, HR; Wijayasekara, PDDS; Wijesekara, SRMDTS; Hemapala, KTMU [Conference-Abstract]

  A microgrid is a small scale power system consisting of distributed small power facilities such as solar power, wind power and micro-turbines. Because of some merits such as an eco-friendly system, good quality power supply ...
• Comparison of rational formula alternatives for streamflow generation for small ungauged catchments 

  Wijesinghe, WMD; Wijesekera, NTS [Conference-Abstract]

  The suitability of the Rational Equation for the derivation of steam/lows for small ungauged watersheds is studied. A Unit Hydrograph can be derived using the peak discharge obtained from the Rational Equation and using ...
• Investigation of the factors affecting the formation of cold joints in concrete 

  Jatheeshan, V; Peiris, TNU; Mendis, LBSK; Nanayakkara, SMA [Conference-Abstract]

  Performance of concrete structures can be directly affected by the presence of a joint. These joints can be either intentional or unintentional. The intentional joints may be formed to make the construction sequence more ...
• Effects of ultra fines in quarry dust on properties of mortar 

  Mathanraj, T; Senthil., B; Gogulan, S; Nanayakkara, SMA [Conference-Abstract]

  The Quarry dust (QD) is being extensively used as fine aggregates for both mortar and concrete applications as an alternative to river sand. Because of the limited availability of river sand it is necessary to search for ...
• Achieving value from process intensification through better process control 

  Udugama, IA; Mansouri, SS; Gernaey, KV; Bayer, C; Young, BR [Conference-Abstract]

  The continual economic drive to achieve improved process efficiencies has made process integration and intensification a main stay in process industries ranging from petrochemicals to biotechnology. However, from a ...
• Influence of enzyme and chemical pretreatment processes on the colours of banana fibres 

  Balakrishnan, S; Wickramasinghe, GLD; Wijayapala, UGS [Conference-Abstract]

  Colour is an important property of textile fibres. The colour of mechanically extracted fibre affects the colour of the fibre textiles products. The focus of this investigation is to compare the colour of different ...
• Development of a surface muscle pressure monitoring system for wearable robotic devices 

  Chandrasiri, MDSD; Ranaweera, RKPS; Gopura, RARC [Conference-Abstract]

  Monitoring of muscle activities of human limbs is essential for designing controllers of wearable robotic devices such as prosthetics, orthotics and exoskeletons. Human-robot interaction (HRI) is generally studied to ...
• A Hybrid powering mechanism for a transtibial robotic prosthesis 

  Sathsara, AKP; Widanage, KND; Nilakshman, S; Ranaweera, RKPS; Gopura, RARC [Conference-Abstract]

  This paper proposes a hybrid powering mechanism for a unilateral transtibial robotic prosthesis named TRoPHy. The device includes both active and passive actuation methods for plantar flexion/ dorsiflexion while inversion/ ...
• Development of a robotic manipulator to be used in multirotor aerial vehicle 

  Wijayathunga, N; Lalitharatne, T; Chathuranga, D; Jayasekara, B [Conference-Abstract]

  This research introduces a 3 DOF manipulator which is capable of mounting on top of a multirotor aerial vehicle (MAV). It was developed by considering desirable factors like weight reduction, reachable workspace, ...
• Extraction and characterization of Nano Crystalline Cellulose (NCC) From Sri Lankan agricultural waste 

  Wickramasinghe, WAWIC; Lasitha, DS; Samarasekara, AMPB; Amarasinghe, DAS; Karunanayake, L [Conference-Abstract]

  In this research synthesis and characterization of cellulose and nano cellulose and process run under several conditions to obtain parameters which are belongs to optimizing. Cellulose was extracted from BG 352 rice ...
• Detection and estimation of damage in framed structures using modal data 

  De Silva, WARK; Lewangamage, CS; Jayasinghe, MTR [Conference-Abstract]

  The inevitable ageing and degradation of buildings and the structural failures that follow, have ignited a need for early prognosis of probable structural failures so that proactive measures can be undertaken. Hence, one ...
• Beacon placement algorithm for hybrid indoor positioning with Wi-Fi and bluetooth low energy 

  Nuradha, T; Gnanarathne, I; Perera, L; Denipitiyage, D; Dias, D [Conference-Abstract]

  Indoor positioning by wireless means is of significant interest in a wide range of applications; Wi-Fi and Bluetooth Low Energy (BLE) are popular candidate wireless technologies for this. We present a novel BLE beacon ...
• ACTSEA : annotated corpus for Tamil & Sinhala emotion analysis 

  Jenarthanan, R; Senarath, Y; Thayasivam, U [Conference-Abstract]

  The purpose of text emotion analysis is to detect and recognize the classification of feeling expressed in text. In recent years, there has been an increase in text emotion analysis studies for English language since ...
• Real-Time FPGA-Based multi-beam directional sensing of 2.4 GHz ISM RF sources 

  PulipatI, S; Ariyarathna, V; Edussooriya, CUS; Wijenayake, C; Wang, X; Madanayake, A [Conference-Abstract]

  A real-time directional sensing system is proposed for 2:4 GHz ISM band by exploiting the concept of spatiotemporal spectral white spaces. The proposed system consists of a 16-element patch antenna array, an FFT-based ...
• Effect of the shape of the solid insulators on creeping discharge propagation under AC voltages 

  Ediriweera, S; Jayarathna, P; Samarasinghe, R; Lucas, R [Conference-Abstract]

  This paper studies the use of circular and square shaped solid insulators on creeping discharge propagation over solid/liquid dielectric interfaces under AC voltages. A point-plane electrode arrangement based test ...
• Aerial Image matching based relative localization of a UAV in urban environments 

  Chathuranga, TS; Munasinghe, R [Conference-Abstract]

  This paper presents a method for localizing an Unmanned Aerial Vehicle (UAV) using geo-referenced aerial images, in case of GPS failure. When flying in urban environments in low altitudes the inaccurate GPS localization ...
• Development of biodegradable packaging materials using Polylactic acid (PLA) and locally extracted starch 

  Kaushalya, RANC; Dhanushka, MKDT; Samarasekara, AMPB; Weragoda, VSC [Conference-Abstract]

  The main objective of this research is to develop a biodegradable packaging material based on Polylactic Acid (PLA) and locally extracted starch. PLA is a biodegradable and bioactive polymer derived from renewable ...
• Structural analysis of cellulose fibers and rice straw ash derived from Sri Lankan rice straw 

  Ratnakumar, A; Samarasekara, AMPB; Amarasinghe, DAS; Karunanayake, L [Conference-Abstract]

  Being an agricultural country, Sri Lanka generates over eight million metric tonnes of rice straw per annum as a byproduct of the paddy cultivation. Currently rice straw is burnt or ploughed into the field without being ...
• Adaptive model predictive control with successive linearization for distillate composition control in batch distillation 

  Mendis, P; Wickramasinghe, C; Narayana, M; Bayer, C [Conference-Abstract]

  This paper investigates the application of adaptive model predictive control (MPC) with successive linearization for the control of top product purity of a batch distillation column. Adaptive MPC with successive ...

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