Browsing ERU - 2008 by Title

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  • Design and realization of pogrammable induction motor drive 
    Kurnarawadu, S; Ranindu, D; Rathnayakae, G; Sreeskanth, V; Sriragu, A; Sudarsan, Gl [Conference-Abstract]
    There are different algorithms available for speed control of induction motors, while every algorithm has its relative merits over the other. The inverters available in the market are mostly designed using application ...
  • 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, ...
  • Design of automatic voltage regulator and frequency governor for synchronous generator 
    Karunadasa, JP; Kumara, GRME; Paranietharan, A; Vishnukanth, S; Gamachchige, MSW [Conference-Abstract]
    This paper presents the development of an Automatic Voltage Regulator (AVR) and a Frequency Governor for synchronous generator for laboratory purposes. The AVR operates as a voltage stabilizer and controller because the ...
  • 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, ...
  • Developing a food nano-bio technology roadmap for Sri Lanka 
    Perera, DHN; De Alwis, AAP; Ranaweera, KKDS [Conference-Abstract]
    Nanotechnology, the next revolution in the 21" century has many applications in several fields. Sri Lanka as a country based on the agricultural economy can benefit from this technology by enhancing the quality, safety and ...
  • Developing generalised human machine interface (HMI) devices for PLC controlled automation systemss 
    Ijabathullah, IIAAI; Dassanayake, VPC; Chandrarathne, LMLR; Madurapperuma, SN; Somapala, PM [Conference-Abstract]
    HMJ Devices provide logical flexibility to an industrial automation system by human feedback and decision support. Limitations on the present-day's HMIs, their brand and model specific interoperability limitations, lack ...
  • Development of breathing monolayer plastic packaging 
    Gunapala, O; Gunapala, PY; Illangarathne, SSKP [Conference-Abstract]
    The importance and relevance of development of permeable polymeric materials become apparent due to accelerating demand on breathing packaging in food processing, pharmaceutical, and horticultural industries. The present ...
  • 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 ...
  • Effect of size of the inlet for the air flow through the new multi dose dry powder Inhaler 
    Sudeera, MADA; Dassanayake, VPC; Mangala, J; Goonathilake, A [Conference-Abstract]
    This paper was based on part of the study in developing a new multi dose dry powder inhaler. This was focused on to study how the inlet diameter of the inhalation air chamber of a new multi dose dry powder inhaler affects ...
  • Electronically controlled circuit breaker 
    Karunadasa, JP; Edirisinghe, AJ; Hasthanayake, LS; Ranawaka, AS; Shantha, GDI; Suranjith, ALD [Conference-Abstract]
    Due to rapid increase of 3 phase motors the usage of MCCBs, contactors and overloads have also increased. The main objective of project is to design and implement a low cost Electronically Controlled Circuit Breaker (ECCB) ...
  • Exploring new opportunities - the application of ULTRASONIC Technology in fashion 
    Seram, NCK [Conference-Abstract]
    The development of new technologies applied to fashion offer opportunities to adapt the multiple and ever changing lifestyles redefining how we think about the design, manufacture and consumption of fashion. In fashion ...
  • 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 ...
  • Extraction, isolation & identification of colouring substances in local natural dye yielding plants 
    Abeysinge, W; Suraweera, P; Kurnaratunge, S; Wijayapala, UGS [Conference-Abstract]
    This paper is based on the extraction, isolation and identification of yellow dye pigments present in jak saw dust (Artocarpus heterophyl/us) by solvent extraction method. Six natural dye yielding plants were selected ...
  • Flow Behavior Of Mineral Particles Through Silos 
    Rohitha, LPS; Dissanayaka, DMDOK; Fernando, WLW [Conference-Abstract]
    Flow behavior of dry minerals in silos has been investigated initially with glass funnels with different orifices. Thereafter, funnel was scaled up to a pilot plant (Silo) with adjustable orifices at its discharge end. The ...
  • Fuzzy logic-based navigation of a boat 
    Jayendra, G; Kumarawadu, S; Piyasinghe, L [Conference-Abstract]
    This paper mainly describes designing and simulating a fuzzy logic-based navigational controller for unmanned surface vehicles. The controller considered in this study is consists a fuzzy based systems. MatLab framework ...
  • 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 ...
  • Implementation of statistical process reducing the rejection rate of a manufactured by calendering process control for rubber tile 
    Jayalath, JADUD; Amarasinghe, ADUS [Conference-Extended-Abstract]
    Statistical Process Control (SPC) is an indispensable methodological approach to implement Total Quality Management (TQM) in production processes. More generally, statistical thinking is becoming accepted as a necessary ...
  • Improvement of efficiency of bio-ethanol manufacturing process 
    Cooray, PLHM; Perera, DHN [Conference-Abstract]
    Many distilleries where potable-quality ethanol spirit is manufactured contain a hydro-extractive distillation column. Addition of water as the extractive agent here results in a large dilution of ethanol, and subsequently, ...
  • 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 ...
  • 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 ...