Browsing ERU - 2011 by Year "2011"

Sort by: Order: Results:

  • Development of energy labelling program for domestic water pumps in Sri Lanka 
    Kaluarachchi, KC; Madhushan, HAK; Mirando, ENL; Sugathapala, AGT; Perera, PABAR []
    To reduce the energy consumption in domestic sector. Sustainable Energy Authority of Sri Lanka is considering implementation of energy labelling programs for household electrical appliances. The main objective of the ...
  • Development of fly ash based geopolymer concrete 
    Silva, SVA; Kithalawa Arachchi, JNJ; Wijewardena, CL; Nanayakkara, SMA [Conference-Extended-Abstract]
    This paper describes the research carried out to develop a geopolymer concrete based on alkali activated Fly Ash by Sodium Hydroxide with Sodium Silicate . Tests were carried out to investigate the properties of geopolymer ...
  • Development of semi autonomous blimp UAV for civil applications 
    Jayawardana, HACH; Karunarathna, MLDR; Jayawardana, IDG; Jayasundara, BV; Hemapala, KTMU [Conference-Extended-Abstract]
    This paper describes the design and development of semi autonomous Blimp based UAV for civil applications. Given that little research had been carried out in Sri Lanka as well as globally, about blimp based UA V, this also ...
  • Disease detection system from heart sounds 
    Liyanaarachchi, MR; Muthatif, FA; Perera, KIS; Selvarathnam, M; Dayananda, NWN [Conference-Extended-Abstract]
    This paper presents a methodology to diagnose some heart diseases which can be identified using heart sounds. As the first stage, audio files in . wav format are acquired using an electronic stethoscope and entered to a ...
  • "e-Arogya" - an economically feasible e-health solution for Sri Lankan government hospitals 
    Niroshan, GS; Lanerolle, KG; Silva, LCT; Wijekoon, WMUS; Weerawarane, S [Conference-Full-text]
    Sri Lanka is one of the very few countries in the world that provides free health care to all the citizens. Since Sri Lankan health care institutions are non-profit institutions, acquisition of new technologies and new ...
  • Effect of deacetylation conditions on synthesis of chitosan using shrimp type "penaeus monodon" 
    Adikary, SU; Samarasekara, AMPB; Unagolla, JM; Wijesinghe, WARP [Conference-Extended-Abstract]
    In this study synthesis of chitosan from shrimp type penaeus monodon and effect of degree of deacetylation conditions were studied. Chitin was extracted from shrimp shells and deacetylation process was done to synthesize ...
  • Effect of different sugar sources on bacterial cellulose production 
    Samarasinghe, SASC; Peiris, LM; Withana, KCM; De Alwis, HPKTT; Premalal, LS; De Alwis, AAP; Chinniah, TR; Ismail, FM [Conference-Extended-Abstract]
    The production of bacterial cellulose by Acetobacter xylinum in coconut water medium by four carbon sources (glucose, fructose, mannitol, sucrose and trehalose) at four pH levels (3.5,4.0,4.5,5.0) was examined. Controller ...
  • Effect of parboiling method on the physical properties of parboiled paddy 
    Ariyasena, DGCL; Jayakody, KKR; Gunasekera, MY [Conference-Extended-Abstract]
    Some important physical properties of paddy necessary for designing grain processing equipment namely, size and shape, thousand grain weight, bulk density, true density and angle of repose at moisture content of about 15% ...
  • Effect of Reflux temperature on synthesis of hdroxyapatite by wet chemical precipitation technique 
    Adikary, SU; Jayaweera, JMN; Sewvandi, GA [Conference-Extended-Abstract]
    In this study, hydroxyapatite HA, [(Ca>o(P04)6(OHi:,j] was synthesized using wet chemical precipitation technique at different reflux temperatures. Calcium hydroxide [Ca(OH)J powder and Phosphoric acid [H3PO4] solution ...
  • Effect of relict joint in rain induced slope failures in residual soil 
    Kulathilaka, SAS; Kumarasinghe, R; Lakshamana, NWH; Neethimappiriya, T [Conference-Abstract]
    Rain induced slope failures i s a common geotechnical hazards in most parts of the world. Particularly in the tropicaI regions, which are covered with residual soil, the temporal frequency of rainfall induced slope failures ...
  • Effects of clay characteristics on fabrication and glazing behavior of ceramic products from Tissamaharama red clay 
    Adikary, SU; Jayawardena, JTST; Gunawardane, U [Conference-Abstract]
    In this research work, clay deposits located at Tissamaharama region vrcji investigated for mineralogical characteristics and to identify suitable fabrication and glazing techniques. The samples were collected from a ...
  • Enhancing the effectiveness and efficiency of warehouse operations in FMCG sector in Sri Lanka 
    Lakmal, AGDP; Wickramarachchi, WADN [Conference-Abstract]
    Central bank report (2009) emphasis that about 23% of the Gross Domestic Productf GDP) is logistics cost in Sri Lanka, while global bench mark is 10%. Hence, Sri Lanka has failed to utilize 13% of the GDP due to inefficiencies ...
  • Extraction of photo activators using natural resources to develop photodegradable polymer products 
    Samarasekara, AMPB; Sumudumalie, HDG; Sajeewani, KHR [Conference-Abstract]
    Photodegradable polymer products are developed to control the plastic waste generation and better for the environment. These polymers can break down through the action of ultraviolet (UV) light, which degrades the chemical bond ...
  • Feasibility study on solar photovoltaic Office Air Conditioning in Sri Lanka 
    Perera, KAEK; Kollure, KAL; Prasad, WAKSS; Perera, PABAR; Perera, ATD; Perera, KKCK [Conference-Abstract]
    Due to the rapid depletion of fossil fuel resources and global concern on Green House Gas emissions, sustainable energy technologies have become important in Heating, Ventilation and Air Conditioning (HVAC) systems in ...
  • Finite element modelling of deformation characteristics of soft soils in Colombo OCH project 
    Nilminie, WNRPN; Puswewala, UGA [Conference-Abstract]
    This work presents a numerical simulation of the deformation of the earth embankments and soft soil underlying the Colombo Outer Circular Highway. Finite Element analysis software Plaxis 8.2(2002) is used to model the ...
  • FPGA implementation of normalized cross-correlation for real-time template matching in dynamic search windows 
    Cabral, A; Pasqual, AA [Conference-Abstract]
    In computer vision crass-correlation is a standard approach for local feature matching in feature tracking applications. For this Normalized cross-correlation (NCC) is implemented on spatial domain, because it does not ...
  • Geotechnical investigations on earth dams in Sri Lanka unnichchai dam as a case study 
    De Silva, LIN; Sanjeewani, DMDN; Sampath, PHKS; Rankoth, CK [Conference-Abstract]
    Sri Lanka is a country where there are large numbers of earth dams. Most of them are suffering partial failures due to excessive seepage, piping, excessive lateral deformations etc. But limited investigations have conducted ...
  • GViz: an enabling framework for a geo data visualization dashboard 
    Fernando, A; Edirisooriya, M; Fernando, P; Wickramasinghe, W; Weerawarana, SM [Conference-Abstract]
    This paper discusses the details of a research to design and implement a web-based geo-data visualization framework. This framework enables building dashboards with multiple visualization components. It provides extensibility, ...
  • Hardware assisted IP stack 
    Ellawala, NM; Kehelwala, KGDC; Koggalahewa, NA; Kotagodahetti, RPK; Pasqual, AA [Conference-Abstract]
    TCP/IP performance improvement is a major concern in low latency network applications. The network interface speed is a significant factor to be concerned on, when working with applications that require high speeds such ...
  • Hardware implementation of motion blur removal 
    Chandrapala, T; Cabral, A; Sameera, T; Ahangama, S; Samarawickrama, J [Conference-Abstract]
    Motion Blur due to the relative motion between the camera and object can seriously degrade image quality. We present an FPGA based blur detection and correction algorithm which is implemented on lop of a configurable sof ...