Browsing Engineering, Built Environment & Spatial Sciences by Document Type "Article Full Text"
Now showing items 1-20 of 28
-
Aerodynamics Analysis of F-16 Aircraft
(2015)The Lockheed Martin F-16 Fighting Falcon is the world’s most prolific fighter with more than 2000 in service. The primary objective of this research project is to evaluate the aerodynamics behaviour of the F-16 aircraft ... -
An Analysis of Speed Drop in ADSL Lines in Sri Lanka
(2015)This paper investigates the possible reasons for the very common problem faced by internet users at present: speed drop in ADSL lines in Sri Lanka. ADSL is a variant of DSL in which unused bandwidth of existing copper cable ... -
Analysis of the Sales Checkout Operation in Supermarket Using Queuing Theory
(2015)This paper contains the analysis of Queuing systems for the empirical data of supermarket checkout service unit using queuing theory. One of the expected gains from studying queuing systems is to review the efficiency of ... -
Can Taguchi Method be applied to Improve Software Quality ? A Case Study
(2015)Taguchi method was formulated by Dr. Genichi Taguchi for the purpose of improving quality and hence the productivity of industrial products, ref. Burgam (1965), Moen et al. (1992), Peace (1992), Roy (2010). Since then ... -
Characteristics of Motorcycle Crashes
(2015)Motorcycles are popular in Asian countries including Sri Lanka and it is becoming an important part of transportation in the country. Despite its popularity, little research has been conducted to study the impact of ... -
Characterization of Montmorillonite Clay from Naturally Occurring Clay Deposits in Murunkan Area
(2015)Engineering fields widely use montmorillonite(MMT) nano clay for wide range of applications. Identify the presence of MMT and other minerals in naturally occurred clay deposits in Murunkan region and discussing the ... -
A Comparative Evaluation of Existing Mppt Algorithms and Development of a Hybrid Algorithm for Photovoltaic Systems
(2015)This Research paper is about a comparative evaluation of different existing algorithms for Maximum Power Point Tracking (MPPT) of photovoltaic (PV) systems, and developing of a new hybrid-algorithm. Solar panel is a non ... -
Complex Valued Independent Component Analysis for Image Enhancement
(2015)Independent Component Analysis (ICA), a category of blind source separation, can be effectively used for extraction of unknown independent source signals from signal mixtures in a wide range of signal processing applications. ... -
Developing Software Which Automatically Plot Various Types of Profiles Using Road Survey Data
(2015)There is a lack of locally oriented software that generates profiles in a specific format which local organisations required, so professionals like Engineers, Surveyors face various kind of troubles. As a solution this ... -
Development and Experimental Evaluation of a Visible Light Communication System with Ambient Light Cancellation
(2015)Light emitting diodes (LEDs) hold several attractive characteristics such as low power consumption, fast switching times, high durability and size reduction to find applications in modern digital communications. This paper ... -
Effect of Reduced Graphene Oxide Depositing on n-Cu2O for Solid State Photovoltaic Cell
(2015)A low cost solid state photovoltaic cell made with a simple preparation method of Cu2O and deposition of reduce graphene oxide (rGO) on Cu2O. The graphene oxide was prepared by modified Hummer’s method and deposition of ... -
Effects of Aerodynamics in Virtual Reality Sky Diver and Parachute Jumper Training Simulator for Sri Lanka
(2015)Sky diving and parachuting are sports and kind of military maneuver technique which actions started with the exiting from a moving aircraft or from a relatively stable platform (aero plane, helicopter, higher platform etc) ... -
Efficient 3D City Modelling from Airborne Laser Scanning point clouds
(2015)Geometrically and topologically correct 3D building models are required to satisfy the increasing demand in, for instance virtual reality, emergency response, robot navigation, and urban planning. Airborne Laser Scanning ... -
Impacts of Mini Hydropower Plants: A research design through preliminary studies
(2015)Hydropower is the number one renewable clean source of energy used for power generation in Sri Lanka when compared with solar, wind and bio mass sources. Despite being identified as a clean source of power generation, the ... -
Inculcating Professionalism in to the University Degrees: Experience of the Faculty of Geomatics, Sabaragamuwa University of Sri Lanka
(2015)The Faculty of Geomatics, Sabaragamuwa University of Sri Lanka is reputed for its BSc degree in Surveying Sciences since its inception in 1997 in its effort to produce professional surveyors. Due to the technological ... -
Landscape as a Tool in Achieving “Adaptive Comfort”, a Study on Multi-Storied Residential Buildings in Tropics
(2015)Maintaining indoor thermal and visual comfort has become the basic means of energy consuming modes in residential buildings in tropical climates. The amount of energy consumption in domestic building activities per year ... -
Modelling of Energy Utilization of Tourism Industry to have an Insight of the Existing Electricity Generation Plan of Sri Lanka
(2015)Tourism industry in Sri Lanka shares a substantial amount of GDP (Gross Domestic Product) and predicts an immense expansion within a short time frame. Owing to its energy intensiveness and competitiveness, a scrutiny in ... -
A New Algorithm for Multipoint Evaluation of Univariate Polynomials
(2015)Let l i n l lin x axp 1 0)( be a univariate polynon mial of degree 1 n defined on ] [x ,where ][ x denotes the ring of polynomials in x over , the field of real numbers and let } ,,{ 1 0 nxxS be any set ... -
Novel solid state solar cell made from n-cu2o using granular active carbon as upper - electrode
(2015)Coir is a natural vegetable fibre obtained from the coconut tree. In this research, alkaline-bio scoured bristle coir fibres powders were subjected to alkaline activation method. Potassium Hydroxide (0.1M) was used to treat ... -
On an Algorithm to Prove the Strong Goldbach Conjecture
(2015)The strong Goldbach conjecture says that any even number greater than the integer can be expressed as the sum of two prime numbers which has been numerically justified up to such large numbers that of order 4 . We assume ...