ERU - 2008: Recent submissions

  • Modification of thermal shock resistance of a red clay body with the addition of quartz 
    Jayawardane, JTST; Adikary, SU; Gunawardane, U [Conference-Abstract]
    The study presented in this paper describes variation of thermal shock resistance of a red clay body with the addition of different percentages of quartz. This investigation was initiated to develop a glazed red clay ...
  • Intelligent driver assistant system for smart cars 
    Kumarwadu, S; Ananda, WDH; Bandara, RMSD; Dissanayake, DMAP; Samarasinghe, SAKP [Conference-Abstract]
    The transportation has become a one of the rapidly development sector in the world today. Therefore, so many research areas comes under the driver assistant systems; from which to get information about locations, road ...
  • ZigBee based local communication system for high noise environments 
    Silva, KVR; Suraweera, ND; Talagala, DS; Thilakarathna, DK; Dias, D [Conference-Abstract]
    In a very high noise environment, conventional communication means suffer from significant degradation due to the external noise which can drown out the desired speech signal. Environments such as industrial complexes, ...
  • Construction and demolition waste as a road construction material in rigid pavement design 
    Gayani, JKU; Kumara, MAW; Nanayakkara, SMA [Conference-Abstract]
    This paper focus on investigation of properties of recycled aggregate and use of recycled concrete aggregates to partially or fully replaced natural aggregates in the production of lower grade concrete. Recycled products ...
  • Design, fabrication and testing of a thermo-electric refrigeration unit 
    Fernando, SVA; Wijesekara, RGRP; Wijewardane, MA; Watugala, GK; Attalage, RA [Conference-Abstract]
    A Thermo-Electric Refrigeration Unit to be used as a portable vaccine cooler in rural areas, where the main grid supply is unavailable was designed and constructed. Thermo-Electric modules working on the Peltier Effect, ...
  • Manufacture and Usage of Fuel Ethanol in Sri Lanka- A Feasibility Study 
    Cooray, PLHM; Perera, DHN [Conference-Abstract]
    A 10 volume % blend of ethanol in petrol is the optimum product to introduce ethanol onto Sri Lankan fuel market. Ethanol in such a blend can also serve as an octane-enhancing additive. As a result, the value of ethanol ...
  • Innovative design of a rotational type heat exchanger 
    Gopura, RARC; Fernando, EASK; Amarasena, KGAH [Conference-Abstract]
    New innovate design of rotational type heat exchanger is proposed. It has ability to work in diverse heat transfer environment, ability to increase heat transfer area and promote turbulent flow. It is self cleaning heat ...
  • Extraction of natural dyes as textile colourants from kitchen wastes 
    Wijayapala, UGS [Conference-Abstract]
    This research study focuses on the dyeing of cellulosic fabrics with aqueous extracts from two different domestic wastes. Two methods of dyeing (i.e. with mordanting and without mordanting) were carried out on cotton ...
  • Design of an ergonomically efficient chair 
    Gopura, RARC; Amarasena, KGAH [Conference-Abstract]
    Ergonomically designed chairs are important for long time seated workers to increase their productivity and also to reduce low back injuries due to use of poorly designed chairs in ergonomic aspects. In addition, ...
  • Correlation between ultrasonic attenuation and hardness of tool steels 
    Dayananda, HGSM; Munasinghe, RGNDS; Sivahar, V [Conference-Abstract]
    Theory of propagation and reflection of ultrasonic waves in metals in used to locate the internal defects of engineering components. It is observed that the energy absorption of ultrasonic waves (attenuation) in a metal ...
  • Cleaner Production option for the Sri Lankan desiccated coconut Industry - bacterial cellulose from wastewater 
    Walliwala, SG; Ismail, FM; De Alwis, AAP [Conference-Abstract]
    The Desiccated Coconut (DC) industry is an important source of export earnings in Sri Lanka. However lack of energy and environmental conservation techniques have made the industry less competitive. In this study, the ...
  • Microbial Fuel Cell (MFC) Technology and Scale up Factors in a Sri Lankan Context 
    Gunathilake, MP; Gunawardane, SHP; De Alwis, AAP [Conference-Abstract]
    MFC systems are generally robust systems that can operate on variable feedstock and are usually capable of oxidizing the organic substrates completely to carbon dioxide and water. This paper discuss about scaling up factors ...
  • Minimizing loss of Ethanol with non-condensable gases in distilleries 
    Perera, DHN; Cooray, PLH [Conference-Abstract]
    In a distillery where concentrated ethanol is manufactured, a large amount of ethanol vapour is lost during distillation. It was hypothesized that reduction of reflux at the fi nal disti llation column where non-condensable ...
  • Review on upgrading and application of biogas as a vehicle fuel 
    Kularatna, MADIC; De Alwis, AAP; Rathnasiri, PG [Conference-Abstract]
    A major challenge for the modern society is to break the dependency on oil and find renewable fuels for the transport sector. Biogas is an interesting fuel that can play an important part in this change. In order to be ...
  • Biodiesel production from high FFA Rubber Seed oil 
    Sampath, PRAU; Samarakoon, SPAGL; Ismail, FM; Gunawardena, SHP [Conference-Abstract]
    Sri Lanka should look at alternative fuel sources to reduce its dependence on foreign oils. Diesel is the highest used petroleum product in the transport sector. Biodiesel extracted from non edible oils like Rubber Seed ...
  • Microbial Fuel Cell (MFC) Technology and Scale up Factors in a Sri Lankan Context 
    Gunathilake, MP; Gunawardane, SHP; De Alwis, AAP [Conference-Abstract]
    MFC systems are generally robust systems that can operate on variable feedstock and are usually capable of oxidizing the organic substrates completely to carbon dioxide and water. This paper discuss about scaling up factors ...
  • Impacts assessment due to climate change on the coconut industry in Sri Lanka 
    Peiris, TSG [Conference-Abstract]
    The impact due to expected climate on the national coconut production and the kernel products of coconut is studied under global emission scenarios AIFl, A2 and Bl using four global circulation models (GCMM). Future ...
  • An analysis of environmental performance of natural dyes 
    Wijayapala, UGS [Conference-Abstract]
    The objective of this study is to demonstrate the limited heavy metal content in natural dyes (ie to demonstrate near zero burden on the environment) and the final effluent COD (to test the hypothesis that the effluent is ...
  • Effect of Papain on the biodegradability of polyethylene modified by Chitosan 
    Samarasekara, AMPB; Gunapala, PY [Conference-Abstract]
    The objective of this research was to impart biodegradability to polyethylene. Chitin and Chitosan were main additives extracted from the fishery waste. Chitosan, a natural polymer, was one prospective contender for ...
  • Alum and Lime dosing controllers for water treatment plant 
    Hettiarachchi, LP; Dassanayake, VPC [Conference-Abstract]
    Many techniques are applied to control coagulant dosing in a drinking water treatment plant. Coagulant dosing rate is non linear correlated to raw water parameters such as turbidity, conductivity, pH, temperature, etc. ...