Browsing UoM Conferences by Year "2008"

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  • Fragmentation modelling for an 'A' grade quarry 
    Brahmanage, IR; Thusharana, SD; Wanniarachchi, WAAC; Anjana, PMN; WeIideniya, HS; Dharmarathne, PGR [Conference-Full-text]
    This research focuses on the degree of fragmentation resulting from a blast in an 'A' grade quarry. Two blast geometries were tested and verified in this research study. Quarrying industry has a quite long history in Sri ...
  • 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 ...
  • 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 ...
  • Interactive collision avoidance controller- design and realization 
    Kumarawadu, S; Ransara, SHK; Dissanayake, ASJ; Ranasinghe, N; Azmil, MM [Conference-Abstract]
    This paper mainly discusses about the design and realization aspects of collision avoidance (CA) controller which has the capability of interaction. ln other words, the controllers can talk with each other while operating ...
  • Investigation & simulation of bird flight kinematics & dynamics 
    Senevirathne, SWMAI; Piyathilake, BAV; Perera, BDAS; Perera, PABAR; Fernando, MARV [Conference-Abstract]
    Birds use a simple technique to get airborne. However, mankind is still not capable of using this simple technique successfully in any applications. In this project, it has been investigated about bird flight kinematics ...
  • Investigation of problematic issues associated with Sri Lankan SME sector die and mould industry 
    Galappaththi, UIK; Kahangamage,UP; Mangala, KHJ [Conference-Abstract]
    The high cost of moulds, poor quality and low productivity are three main issues faced by the SME sector die and mould industry in Sri Lanka. Those key issues are created by several interconnected problematic issues. The ...
  • Investigation of salt water intrusion along the Bolgoda estuary 
    Jayamali, KVSD; Wijayawardhana, HMJT; Rajakaruna, RMCM; Indika, JPR; Rambukwella, UDP; Ratnayake, NP [Conference-Full-text]
    Saltwater intrusion is a natural process that occurs in virtually all coastal water bodies. It causes various effects resulting high breeding of fish, prawns, water hyacinths and drinking water problems due to contamination ...
  • 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 ...
  • 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 ...
  • 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 ...
  • 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 ...
  • Neural networks for determination of subsurface targets in multi layer soil structure 
    Dharrnadasa, IT; Lucas, JR; Udawatta, UKDL; Wijayapala, WDAS [Conference-Abstract]
    This paper results the research carried on the 2D resistivity inversion problem, where resistivity distribution is determined from the apparent resistivity measurements using the Artificial Neural Networks. Neural Network ...
  • Object detection with Artificial neural networks combined with dyadic image downscaling using Haar transform 
    Fernando, WSP; Udawatta, L [Conference-Abstract]
    This paper describes the methodology for identifying a moving object by a fast dyadic image downscaling combined with a neural network (a multi layer perceptron). Given a sequence of images here we basically try to detect ...
  • On the obstacle avoidance control of autonomous surface vessels 
    Jayendra, G; Kumarawadu, S; Piyasinghe, L [Conference-Abstract]
    This is an effort of employing obstacle avoidance algorithms for unmanned surface vehicles which are already developed for unmanned ground vehicles. Previously developed mathematical model and fuzzy-based navigational controller ...
  • Organizational factors influencing for the success of ERP implementation 
    Perera, HSC [Conference-Abstract]
    Enterprise Resource Planning (ERP) systems link together entire organization's operations. The success of ERP implementation depends not only on the technology but also on many organizational factors. This study identifies ...
  • Performance comparison of locally available single dose dry powder Inhalers using computational fluid modeling and cascade impactor testing 
    Sudeera, MADA; Dassanayake, VPC; Mangala, J; Goonathilake, A [Conference-Abstract]
    The study was focused on evaluating the performance of locally available single dose dry powder inhalers using computational fluid dynamics (CFD) and cascade impactor CI). CFD was used to assess the behavior of the air ...