Browsing ERU - 2009 by Title

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  • Reduction of crack susceptibility of flash butt welded joints in rim manufacturing 
    Hewage, SPK; Munasinghe, RGNDeS [Conference-Extended-Abstract]
    Flash butt welding is a well established and economical manufacturing process classified as a solid state welding process and mainly used in automobile wheel industry. The advantages of this process are economical in ...
  • Refrigerated three-wheeler truck 
    Sandamali, RC; Senevirathne, NGKSN; Sirimanna, MPG; Fernando, MARV [Conference-Extended-Abstract]
    The mobile fish sellers in Sri Lanka used bicycles, motor bicycles and three wheelers to distribute fish. Refrigerated three-wheeler truck was developed targeting mobile food sellers. A prototype was fabricated which ...
  • Reinforcement of natural rubber latex films with surface modified silica 
    Liyanage, NMVK; Walpalage, S; Somaratne, MCW [Conference-Extended-Abstract]
    The surface of silica particles was modified by treating with a polymer containing both hydrophilic and hydrophobic monomer units. Surface modification involved esterification of the surface hydroxyl groups with the carboxyl ...
  • Research on motion capture technologies to develop a bionic leg 
    Dassanayake, VPC; Dalpatadu, KPS; De Silva, BMO; Gamage, ANE [Conference-Extended-Abstract]
    This paper explains how motion capture technology can effectively be used to detect, analyze and quantify human activities such as walking, standing, sitting and climbing stairs. This technology is expected to be used for ...
  • Review on flexible pavement design guidelines 
    Janaraj, T; Mampearachchi, WK [Conference-Extended-Abstract]
    The primary objective of this research is to identify the proper design guideline in terms of strength of the structure that enable to last longer life span. Field testing was conducted to check performance of selected ...
  • Review the guidelines of overlay design for flexible pavements 
    Karunarathne, AMAN; Mampearachchi, WK [Conference-Extended-Abstract]
    This primary objective of this research is to compare the overlay design guidelines and verify the feasibility of them on Sri Lankan road network. This is focus on overlay design procedures for the flexible pavements. The ...
  • RFID based patient identification and management system 
    Samarasinghe, ATLK; Athurugiriya, AACN; Gamage, HGTN; Konara, DG; Suranjaya, WAP [Conference-Extended-Abstract]
    The product provides a RFID based Patient Identification System to increase the efficiency and quality of the current hospital system. One of our main objectives is to avoid the misplacement or changing of Patient Record ...
  • Shape prior based Image segmentation using a log distance — theta model 
    Rodrigo, JS; Rodrigo,R [Conference-Extended-Abstract]
    Image segmentation is a popular topic in computer vision. Incorporation of prior shape knowledge into this process and the subsequent extraction of objects demonstrating shape characteristics similar to the priors are being ...
  • Simulation of a poly-bag manufacturing system 
    Gopura, RARC; Jayawardene, TSS; Amarasena, KGAH [Conference-Extended-Abstract]
    Poly bag manufacturing entrepreneurs face many challenges due to frequent fluctuation and continuous increasing trend of material prices of poly bags. Further legal restrictions imposed on some types of polythene products ...
  • Software and test tool for fixed WiMAX 
    Amarasinghe, KC; Peiris, KGAB; Thelisinghe, LADMD; Wamakulasuriya, GM; Samarasinghe, ATLK [Conference-Extended-Abstract]
    Planning and Optimizing IEEE 802.16d network need lot of effort and man power. In this paper we are presenting a tool which automates several aspects of these processes. This describes the hardware and the software components ...
  • Structural performance of reinforced cement stabilized earth masonry (CSEM) subjected by In-Plane lateral loads 
    Sanjeewa, YNN; Lewangamage, CS; Jayasinghe, MTR [Conference-Extended-Abstract]
    Various techniques have been developed to reinforce masonry structures and each of these methods has their pros and cons. The objective of the authors was to develop a method which is best suited for conditions prevailing ...
  • Study on gas transport and water retention in maharagama land fill cover soil 
    Ranasinghe, RHK; Nawagamuwa, UP; Kawamoto, K [Conference-Extended-Abstract]
    In Sri Lanka there are few controlled landfills available and usual procedure is covering the waste layer with a good toil as a final cover. The Soil gas diffusion coefficient (Dp) and Air Permeability (Kcl) govern the ...
  • Study the effect of temperature on extraction of chlorophyll from alternanthera sessilis cultivated in Sri Lanka 
    Jinasena, MAM; Amarasinghe, ADUS; Amarasinghe, BMWPK; Prashantha, MAB [Conference-Extended-Abstract]
    The effect of temperature on extraction of chlorophyll from Alternanthera sessilis cultivated in Sri Lanka was studied using buffered 80% aqueous acetone as the solvent. The yield increased with the increase of temperature ...
  • Swing leg kinematics for the bipedal walking robots 
    Abeyratne, MGAP; Welihinda, SM; Udawatta, L; Karunadasa, JP [Conference-Extended-Abstract]
    In this paper we demonstrate how the Robotic Technology theories are applied to solve the real world problem in bipedal walking of robots. Since there has been an increasing interest in bipedal locomotion, the modeling of ...
  • Synthesis and characterization of stoving alkyd resin based on oil blend of karawila seed oil and coconut oil 
    Vitharana, DKB; Premachandra, JK; Amarasinghe, ADUS; Prashantha, MAB [Conference-Extended-Abstract]
    An alkyd/melamine resin mixture is the usual composition for the preparation of coating called Baking enamel or Stoving enamel cured through functional groups of the resin. This research focused on novel modified stoving ...
  • Synthesizing and Characterization of Alkyd Resins Using a Blend of Nahar Seed Oil and Karawila seed oil 
    Milani, MDY; Premachandra, JK; Amarasinghe, ADUS; Prashantha, MAB [Conference-Extended-Abstract]
    Blend of Nahar (Mesua ferrea) seed oil and Karawila (Momordica charantia) seed oil (50:50 w/w %) as a potential source of fatty oil for manufacturing air drying long oil alkyd resins was investigated. The film properties ...
  • Synthesizing and characterization of alkyd resins Using a blend of soya oil {glycine max) and karawila seed Oil (momordica charantia) cultivated in Sri L 
    De Silva, SHUI; Premachandra, BAJK; Amarasinghe, ADUS; Prashantha, MAB [Conference-Extended-Abstract]
    The effectiveness of the blending of karawila seed oil with soya oil on the drying characteristic of the alkyd resins was studied. Monoglyceride process was used to synthesize the alkyd resins. The film properties of the ...
  • The effect of dolomitic lime and the firing temperature on the properties of pellets produced from dela iron ore 
    Dharmasiri, PDSC; Aboonidhal, MA; Guluwita, SP; Fernando, WLW; Munasinghe, De SRGN [Conference-Extended-Abstract]
    Iron ores and lime are two of the available raw materials in Sri Lanka for iron making. However, proven reserves of I iron ore deposits in Sri Lanka have not been scientifically estimated as yet. There is no indication of ...
  • Treatment of soak wastewater resulting from paddy parboiling process: combined methods approach 
    Karunaratne, HWGI; Gunasekera, MY [Conference-Extended-Abstract]
    Parboiling is a process used to improve the milling characteristics of paddy. The wastewater generated from soaking operation in parboiling process has pollutant levels higher than the discharge standards. Lab scale ...
  • Voice based automated guided vehicle 
    Kumarawadu, SP; Yogalingam, G; Bandara, MADS; Wickramaarachchi, PK; Perera, ULAJD [Conference-Extended-Abstract]
    The objective in this research is to present Voice based control of vehicles as an alternative to conventional methods. This represents a great reduction in infrastructure cost and improves flexibility of the system. The ...