UGsymCPE - 2019: Recent submissions

  • Kinetics and mathematical modeling of drying of parboiled paddy in a packed bed dryer 
    Anuththara, JGM; Edirisinghe, EAVU; Amarsinghe, BMWPK [Conference-Extended-Abstract]
    Drying characteristics of 2 types of parboiled paddy (“Nadu” & “Samba”) was investigated in a packed bed dryer. Drying experiments for both paddy types were carried out at three different hot air temperatures 35oC, 45oC ...
  • Material & energy flow analysis in cinnamon industry 
    Givendrashighe, RP; Premarathna, WISS; Madhusankha, HMI; Amarasinghe, ADUS [Conference-Extended-Abstract]
    This paper briefly reviews the material and energy flow analysis and economic analysis of the cinnamon industry in Sri Lanka, in order to identify opportunities for improvements and waste minimization. The basis is taken ...
  • Solar driven biomass gasification: Sri Lankan context 
    Aluthge, PRK; Sanjeewa, DV; Senarathna, BNL; Gunarathna, D [Conference-Extended-Abstract]
    Solar driven biomass gasification is an energy conservation process which produce combustible gas called syngas which consists of Hydrogen, Carbon dioxide, Carbon Monoxide and Methane. Product gas has higher energy density ...
  • Sustainability assessment of cinnamon biomass for energy generation 
    Illangakoon, IPTD; Jayarathne, KM; Thennakoon, TMIP; Weerasooriya, DP; Amarasinghe, ADUS [Conference-Extended-Abstract]
    Affordable and Clean Energy is the 7th Sustainable development goal of United Nations and to achieve this goal, renewable energy is one of the perfect solutions. Recently gliricidia has been nominated as the 4th energy ...
  • Biomass torrefaction for cofiring in coal power plant 
    Karunathilaka, SASAL; Ratnayake, RMKGJ [Conference-Extended-Abstract]
    Torrifaction is a thermochemical process used to enhance the energy content of biomass. This study is based on torrefaction of wood materials with different qualities. The suitable ranges of temperatures for torrefaction ...
  • Carbonization of urban bio waste in Sri Lanka 
    Bandara, AMHS; Gunathilaka, T; Pieirs, KCA; Narayana, M [Conference-Extended-Abstract]
    The research scope was set to study the compatibility of applying torrefaction for bio-waste of Sri Lanka. For this purpose, it was decided to analyze the before and after torrefaction properties of a sample with Sri Lankan ...
  • Rubber toughened plastics from thermoplastic waste and rubber waste 
    Wickremaratne, KR; Madusankha, TMS; Premachandra, BAJK [Conference-Extended-Abstract]
    A huge amount of plastic and rubber waste is generated on a daily basis around the world and due to the reason that both rubber and plastic do not degrade naturally and poses a high threat to the environment. Therefore, a ...
  • Effect of urea-based activators on reinforcing activity of silica in natural rubber-based compounds 
    Ambewela, D; Bhashini, JWM; Elvitigala, PSH; Gunapala, O [Conference-Extended-Abstract]
    Silica-filled rubber compounds has a high demand for making white and colored rubber products. Silica-filler has high reinforcing ability compared to other white-fillers. Traditionally, polyethylene glycol (PEG) is used ...
  • Manufacturing of floor tiles using plastic waste and agricultural waste 
    Hussain, H; Perera, H; Premachandra, BAJK [Conference-Extended-Abstract]
    Floor tiles are the most common and widely used construction and building material around the world. Most of the plastic wastes are non-bio degradable and it takes a long time to deteriorate. Even though agricultural wastes ...
  • Manufacturing of roofing tiles by using plastic waste and agricultural waste 
    Wijerathne, DS; Rajamanthree, HL; Premachandra, BAJK [Conference-Extended-Abstract]
    Most available agricultural waste, rice husks and plastic waste, HDPE were selected as raw materials. HDPE is a huge waste material in Sri Lanka. Therefore, it is very important to select HDPE as a raw material for roofing ...
  • Natural paint development using local flora 
    Thuduwage, A; Muthumal, I; Premachandra, BAJK [Conference-Extended-Abstract]
    The objective of this research was to extract the pigments of these waste flowers and use it to produce a natural paint that can be used for frescoes in religious locations as a community service project. The Soxhlet ...
  • Preparation and characterization of natural rubber nanocomposites 
    Guruge, AR; Madubhashana, MKPP; Ranawickrama, LLHSDS; Weerasekara, WMGS; Walpalage, S [Conference-Extended-Abstract]
    Natural rubber nano composite shows good mechanical properties with lower amount of nano clay. This report presents a new strategy for development of natural rubber-clay nano composite with enhanced properties by incorporation ...
  • Property enhancement of natural rubber by blending with rice husk ash and PET powder 
    Ekanayake, EMHL; Hewa, HKLR; Premachandra, BAJK [Conference-Extended-Abstract]
    Rubber industry is a well-established industry with a growing demand in modern world. Rice husk ash and PET (Poly Ethylene Terephthalate) powders are gaining interest as fillers in rubber compounding. RHA filler results ...