• Synthesis of a biodegradable copolymer of styrene and cotton cellulose 

  Nizam, N; Jayasuriya, CK; Premachandra, JK [Conference-Extended-Abstract]

  With the increasing demand for polymers for variety of applicatio~s, replacing conventional materials such as metals, their disposal has become a major environmental issue since most of them are nondegradable. Hence, the ...
• Surface roughness measurement of ultrasonic echo amplitude technique 

  Munasinghe, N; De Silva, I; Sivahar, V [Conference-Extended-Abstract]

  The foundry industry has a major role to play in the economic development of our country. Unfortunately in Sri Lanka the technological development of this industry has stagnated. The quality of foundry products manufactured ...
• Study of natural rubber latex - filler interaction 

  Gunapala, O; Gunapala, PY; Peris, CN [Conference-Extended-Abstract]

  An attempt has been made to investigate interaction of Natural Rubber (NR) Latex with modified kaolin by means of application of 1800 peel test of flexible to rigid joints and to study the effect of the NR latex - filler ...
• Stack emission modeling in the process industry 

  Illangasinghe, K; Gunasekera, M; De Alwis, A [Conference-Extended-Abstract]

  Air being an important part of the environment is always required to be in a satisfactory condition for proper functioning of the entire eco system. Air quality is affected due to several reasons such as increasing number ...
• Sensitivity analysis of soil creep by using a constitutive soil creep model 

  Madurapperuma, MAKM; Puswewala, UGA [Conference-Extended-Abstract]

  Multi-dimensional (2-D and 3-D) soil creep models are generalized from Bjerrum's I-D creep model (Bjerrum, 1967), which is based on field test data. This model is based on an expression for creep strain rate, and was later ...
• Removal of iron (fe) from industrial wastewaters by constructed wetlands: an application of water Hyacinth (EICHHORNIA CRASSIPES (mart.) solms) stands 

  Jayaweera, MW; Kasturiarachchi, JC; Kularatne, RKA [Conference-Extended-Abstract]

  Severe contamination of water resources including groundwater with iron (Fe) due to various anthropogenic activities has been a major environmental problem in the industrial areas of Sri Lanka. At present Fe rich industrial' ...
• Reality of financing toll highways in Sri Lanka 

  Gunathilaka, KDS; Ranasinghe, M [Conference-Extended-Abstract]

  Highway infrastructure and good road network play important roles in the economic development of a country and their condition affects the economic returns of a nation. Traffic congestion is a critical problem due to poor ...
• Natural and enhanced contaminated waters 

  Hettiarachchi, M; Karunarathne, S; Dissanayake, K [Conference-Extended-Abstract]

  Chromium is a highly soluble transition metal of vital industrial importance. It occurs in both trivalent and hexavalent forms. Due to many well identified adverse impacts of chromium to human health and natural ecosystems, ...
• Intelligent behaviors and sensor fusion for mobile robot based on fuzzy realization 

  Pallegedara, A; Jayasiri, DDAS; Udawatta, L; Dassanayaka, P [Conference-Extended-Abstract]

  This paper describes how fuzzy control can be applied to a sonar-based mobile robot. Behavior-based fuzzy control for robot behaviors was designed using sonar sensors. (10) Throughout this research work experimental mobile ...
• Implementation and adaptation framework for ERP systems in Sri Lankan organizations 

  Dharmarathne, KNN; Perera, HSC [Conference-Extended-Abstract]

  There is an increasing need to implement a total business solution, which supports major functionalities of a business. ERP software is designed to meet this need, and has been adopted by many of the largescale organizations ...
• Genetic algorithm based signature training 

  Jayasekara, AGBP; Udawatta, L [Conference-Extended-Abstract]

  Signature recognition has many practical applications in criminology, document authenticity, banking sector and organizational level record keeping. A trained template of sample input signatures can be used to recognize ...
• Experience of the Indian Ocean tsunami on the Sri Lankan coast 

  Hettiarachchi, SSL; Samarawickrama, SP [Conference-Extended-Abstract]

  The Indian Ocean Tsunami de 'r-stated the- coastline of Sri Lanka. This paper sumrnarises the initial efforts in understanding the tsunami wave and its hydraulic impact on the Sri Lankan coastline. It focuses attention on ...
• Estimation and forecasting of time dependent parameter models using reliable software 

  Cooray, TMJA [Conference-Extended-Abstract]

  Until recently, the dominant paradigm in the analysis and forecasting of nonstationary time series has been the approach proposed originally by Box and Jenkins in 1970, which involves the en bloc processing of time series ...
• Environmental management options for skim rubber industry 

  Yasaratna, PDTN; Wijeyekoon, SLJ; Peiris, S [Conference-Extended-Abstract]

  Natural rubber processing factories generate large amount of wastewater containing organic pollutants and various process chemicals. The effluents exhibit high BOD, COD, NH4+-N and suspended solid concentrations. The ...
• Effect of disc spacing on twist level of the friction disc false- twist texturing 

  Wickrarnasinghe, GLD; Foster, PW [Conference-Extended-Abstract]

  The aim of the research was to investigate the effect of disc spacing of the friction discs on twist level in false-twist texturing. Basically, development of the false-twisting is based on higher level of twist
• Development of soil-water characteristic curve for a residual soil using triaxial and pressure-plate apparatus 

  Puswewala, UGA; Tharanganie, BGN [Conference-Extended-Abstract]

  The soil-water characteristic curve (SWCC) of the soil found at Pussellawa landslide site is developed for a wide range of metric suction values, based on the results obtained from a series of laboratory triaxial tests ...
• Comparison of accident rates between vehicle types in Sri Lanka 

  Jayaratne, MDRP; Kumarage, AS [Conference-Extended-Abstract]

  Accidents have steadily increased with time on Sri Lankan roads. While there are a host of contributory factors, the rapidly increasing vehicle fleet is the primary reason. According to the accident statistics; 92,610 ...
• Cleaner production in palm oil industry, Sri Lanka 

  Ratnayake, N; Weerasekara, HM [Conference-Extended-Abstract]

  Oil palm was introduced to Sri Lanka from Malaysia in late nineteen sixties. As of now it has spread over 10,000 acres of the southern part of the Island. However the country does have only one palm oil mill processing ...
• Biodegradable introducing polyethylene polymeric composites starch oleates into prepared by low-density 

  Dias, GMGD; Premachandra, BAJK; Walpalage, S [Conference-Extended-Abstract]

  As a solution to the environmental damage caused by the synthetic polymers in wasted materials, the use of biodegradable polymers has gained much attention during the last couple of years. The current research involved the ...
• An approach of state space modelling for indirect tire pressure monitoring 

  Cooray, TMJA [Conference-Extended-Abstract]

  In this paper, dynamical vehicle models and Time dependent State Space model have successfully been used to detect tire pressure losses(non observabilty). When the pressure is decreased in a tire, the corresponding wheel ...

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