Browsing Journals and Magazines by Year "2011"

Now showing items 1-20 of 88

A comparison of storage enhancement practices : Case study of two reservoirs in Kurunegala district of Sri Lanka

Wijesekera, NTS; Karunaratna, KNC; Nishantha, KGKR [Article-Full-text]

Sri Lanka's dry zone is studded with nearly 12,500 small tanks built by ancient kings to store rain water for irrigation purposes. Most of them are called minor tanks which cater to land extents less than 80 ha.. Farmers--^nder ...
A Novel Reclaiming Agent for Ground Rubber Tyre (GRT). Part 1: Property Evaluation of Virgin Natural Rubber (NR)/Novel Reclaimed GRT Blend Compounds

Premachandra, BAJK; Edirisinghe, DG; De Silva, MIA [Article-Abstract]

Use of reclaimed rubber as a component of a blend with virgin rubber or as a replacement for the virgin material in most rubber applications, especially in tyre components, has increased in the recent past. This is due ...
A personalized measure of thermal comfort for building controls

Daum, D; Haldi, F; Morel, N [Article-Full-text]

A personalized measure for thermal comfort has been applied for use in combination with smart controls for building automation. Using data from a field study, we first show the superiority of personalized measures for ...
A simplified mathematical model for urban microclimate simulation

Yao, R; Luo, Q; Li, B [Article-Full-text]

Techniques for modelling urban microclimates and urban block surfaces temperatures are desired by urban planners and architects for strategic urban designs at the early design stages. This paper introduces a simplified ...
A study on the potential of natural ventilation and cooling for large spaces in subtropical climatic regions

Lin, JT; Chuah, YK [Article-Full-text]

The potential of natural ventilation and cooling due to stack effects was investigated for large spaces with high ceilings. Different opening area ratios with respect to floor area were studied. Parameters of stack effects ...
Aesthetics and ethics in engineering: Insights from polanyi

Dias, P [Article-Full-text]

Polanyi insisted that scientific knowledge was intensely personal in nature, though held with universal intent. His insights regarding the personal values of beauty and morality in science are first enunciated. These are ...
Affective E learning model for recognising learner emotions

Sandanayake, TC; Madurapperuma, AP; Dias, D [Article-Abstract]

Online learning is commonly accepted as a support tool for educators as well as a medium of delivery of any-time, any-where content of a wide range of study programs to a widely dispersed learner community. Web-based ...
An analytical method to evaluate facility management services for residential buildings

Lai, JHK; Yik, FWH [Article-Full-text]

Besides constructed quality and environmental quality, the quality of facilities in residential buildings is influential to the living quality of numerous residents there. The functional quality of the facilities, in turn, ...
An integrated model for the design of air-cooled chiller plants for commercial buildings

Chan, KLR; Lee, EWM; Yuen, RKK [Article-Full-text]

Cooling load calculation is the first step in designing the air-conditioning system of a building. The calculated cooling capacity with appropriate buffer is then used to select the number and size of chillers in the system. ...
Aplicability of information technology law to avoid computer and internet crimes in Sri Lanka

Abeynayake, MDTE [Article-Abstract]

"The modern thief can steal more with a computer than a gun. Tomorrow's terrorist maybe able to do more damage with a keyboard than with a bomb." The world has entered in to a new era with full of facilities as well as ...
Applying a multi-objective optimization approach for Design of low-emission cost-effective dwellings

Hamdy, M; Hasan, A; Siren, K [Article-Full-text]

Modern buildings and their HVAC systems are required to be not only energy-efficient but also produce fewer economical and environmental impacts while adhering to an ever-increasing demand for better environment. Research ...
Automobile proximity and indoor residential concentrations of BTEX and MTBE

Hun, DE; Corsi, RL; Morandi, MT; Siegel, JA [Article-Full-text]

Attached garages have been identified as important sources of indoor residential air pollution. However, the literature lacks information on (1) how the proximity of cars to the living area affects indoor concentrations ...
Benefits gained from dimensions of social capital: A study of software developers in Sri Lanka

Wickramasinghe, V; Weliwitigoda, P

Purpose – The purpose of this paper is to investigate the dimensions of social capital and how these help software developers employed in the offshore outsourced software development sector in Sri Lanka to gain benefits ...
Career management strategies among IT professionals in offshore outsourced IT firms in Sri Lanka

Wickramasinghe, V; Jayaweera, M [Article-Abstract]

Purpose – The purpose of this paper is explore career management strategies used by information technology (IT) professionals full-time employed in offshore outsourced IT firms in Sri Lanka; and to evaluate those against ...
Career management strategies among IT professionals in offshore outsourced IT firms in Sri Lanka

Wickramasinghe, V; Jayaweera, M [Article-Full-text]

Purpose – The purpose of this paper is explore career management strategies used by information technology (IT) professionals full-time employed in offshore outsourced IT firms in Sri Lanka; and to evaluate those against ...
Causes, nature and effects of variations in highways

Priyantha, THS; Karunasena, GI; Rodrigo, VAK [Article-Abstract]

Highways play a significant role in the economic growth of developing countries. Sri Lankan government also has realized such importance and has directed special focus on constructing new highways. However, highways ...
Characterisation and description of surface water quality in the threatened urban wetlands around the city of Colombo

Hettiarchchi, M; Anurangi, J; De Alwis, AAP [Article-Abstract]

Colombo is a city surrounded by a large and interconnected system of natural wetlands. These wetlands which have historically provided a range of water services to the city are now believed to be threatened by degradation ...
Comparison of performance assessment indicators for evaluation of irrigation scheme performances in Sri Lanka

De Alwis, SMDK; Wijesekera, NTS [Article-Abstract]

Managing resource tn a major irrigation scheme needs more attention on system performance in order to get Optimum production out of available resources. bi Sri Lanka must major irrigation schemes are managed using conventional ...
Comparison of performance assessment indicators for evaluation of irrigation scheme performances in Sri Lanka

De Alwis, SMDLK; Wijesekera, NTS [Article-Abstract]

Managing resources in a major irrigation scheme needs more attention on system performance in order to get optimum production out of available resources. In Sri Lanka most major irrigation schemes are managed using ...
Comparison of rational formula alternatives for streamflow generation for small ungauged catchments

Wijesinghe, WMD; Wijesekera, NTS [Article-Abstract]

A Unit Hydrograph can be derived using the peak discharge obtained from the Rational Equation and using unit depth of rainfall in calculating the Rainfall Intensity. Possible alternatives for selection of sub catchments, ...

Now showing items 1-20 of 88

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Browsing Journals and Magazines by Year "2011"

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