Volume 21 Issue 4
Published: 2013-08-01
Contents
Article
Design and Multiplierless Implementations of9th order linear-PhaseBireciprocal Lattice Wave Digital Wavelet Filter Banks -eng
Jassim M. Abdul-Jabbar, Rasha Waleed Hamad
AbstractIn this paper, a filter bank structure for the implementation of infinite impulse response (IIR)discrete wavelet transform (DWT)is proposed. Bireciprocal lattice wave filters(BLWDFs) are...
DOI: 10.33899/rengj.2013.77276
Performance Characteristics of Hot Mix Asphalt for Wearing Coarse Layer Using Bejee Asphalt
Dr. Mohamed Y. Taha, Zina Nofel M.Saleh
AbstractThe aim of this study is to know some of hot-mix-asphalt characteristics and performance, which use in the surface layer with fine aggregate gradation in flexible pavement by using Bejee...
DOI: 10.33899/rengj.2013.77133
Optimization of Solar-Driven of a small Absorption Air Conditioning System- eng
Dr. A.S. Dawood, H. A.Yousif
AbstractThis research deals with the optimum design of an absorption cooling system with cooling capacity of 2 ton refrigeratio driven by solar energy and using Lithium Bromide as absorbent and...
DOI: 10.33899/rengj.2013.77270
Exploring New Features for a Wavelet Neural Digital Modulation Recognition System-eng
Dr. Ahmed Maamoon Alkababji
AbstractModulation recognition has been an important problem in both commercial and military wireless communication. Modulation recognition can be divided into two categories: identification...
DOI: 10.33899/rengj.2013.77378
A Novel Design and FPGAImplementation of TheBiorthogonal 5/3 Filter Bank-eng
Jassim M. Abdul-Jabbar, Zainab R. Al-Omari, Rasha W. Hmad, Noor M. Al-Lila
Abstract In this paper, the DWT introduced through the design of the biorthogonal 5/3 filter bank using the lattice structure. The lattice coefficients of the proposed structure are very suitable...
DOI: 10.33899/rengj.2013.77372
Enhancement of DI Compression Ignition Engine Performance and Emission Using Diesel – Water Emulsion as Fuel -eng
Miqdam Tariq Chaichan
AbstractEmissions from diesel engines(rail, marine, construction equipment and other non-roadmobile sources) presently account for a significant part of themajor pollutants (SOx, NOx, VOC, PM, CO,...
DOI: 10.33899/rengj.2013.77216
Mullah Abdullah Gas turbine Performance Improvement Using Steam Injection Technique -eng
Dr. A. R. Habbo Mohammed
AbstractIn this study a thermal analysis and performance evaluation was carried out to investigate the benefit of using steam injection technique to Mullah Abdullah simple gas turbine generators...
DOI: 10.33899/rengj.2013.77272
Eye Localization in a Full Frontal Still Image-eng
Ghassan Ahmad Ismaeel AL-Dabbagh
AbstractIn this paper the detection of human face and eye in still frontal color images is discussed. Firstly; the preprocessing required step is accomplished. It includes image resize, RGB to...
DOI: 10.33899/rengj.2013.77381
Vibration analysis of hybrid laminated composite beam-eng
Omar A. Mohammed
In this study, the effect of number of carbon layer, its position and orientation angle of the laminate on the natural frequency and mode shape for hybrid fiber (carbon/glass) with epoxy composite...
DOI: 10.33899/rengj.2013.77211
A Study on the Effect of High Temperature on Some Mechanical Properties of Concrete and Cement Paste with Added Silica Fume and Reinforced with Glass Fiber
Eman Khalid, Mona Mobarak, Samer Sami Majeed
AbstractIn this research an experimental study was conducted to explore the effect of high temperature on the some mechanical properties such as compressive strength and splitting tensile strength...
DOI: 10.33899/rengj.2013.77093
Using Spatial Expert Support System to Select Suitable Sites for Rain Water Harvesting
Basher m. yahya
AbstractThe rain water harvesting is an ancient art depends on catch and hold the rainfall by different shapes that field invented , basing on tremendous changing of the spatial and temporal...
DOI: 10.33899/rengj.2013.77149
Design and simulation of Differential Transimpedance Amplifier (TIA) Based on 0.18 µm CMOS Technology-eng
Dr. Luqman Safar, Muna Samir Zaki
AbstractThe transimpedance amplifier is realized in a 0.18m CMOS technology. The TIA uses a shunt-shunt feedback topology, differential TIA because it reaches a higher bandwidth than a conventional...
DOI: 10.33899/rengj.2013.77383
Analysis of Hydraulic Characteristics of Cutthroat Flume-eng
Hana A. Hayawi, Amal A. Yahya, Dr. Ghania A. Hayawi
AbstractThe aim of this research is to calculate experimentally the coefficient of discharge for cutthroat flume. Nine models were contracted with different angles (=30, 45, 60), for each angle,...
DOI: 10.33899/rengj.2013.77387
Design and Multiplierless Implementations of9th order linear-PhaseBireciprocal Lattice Wave Digital Wavelet Filter Banks - eng
Jassim M. Abdul-Jabbar, Waleed Hamad
AbstractIn this paper, a filter bank structure for the implementation of infinite impulse response (IIR)discrete wavelet transform (DWT)is proposed. Bireciprocal lattice wave filters(BLWDFs) are...
DOI: 10.33899/rengj.2013.77406
Laboratory Study of Weir Height and Location Effect in a Main Channel on the Branching Channel Flow
Safiya Usama Ahmed Al-Neelah, Moayad Sa, ad Allah Khaleel
AbstractIn this paper an experimental work was conducted to study the effect of a weir height and location in a main channel on the head and discharge of branching channel connected upstream the...
DOI: 10.33899/rengj.2013.77148
The concept of interior design and the changing movements Privacy elected of architectural movements of modern and postmodern
Dr. Oday Ali Al-Juboori
AbstractInterior design is considered as a concept that accompanied the theory and practice of architecture. It is represented as a form of manifestation of Architecture ,which influenced and...
DOI: 10.33899/rengj.2013.77209
Comparison the Values of Stresses for the Mode I Stress Intensity Factor for a Double Edge Cracked Tension (Isotropic & Orthotropic) Plates-eng
Ahmed M. Abdullah
AbstractNo one can deny the fact that cracked plates modeling is important to detect structural damage. The strength calculation of different constructions is troubled by various defects, which...
DOI: 10.33899/rengj.2013.77213
A Simulation Study of Video Conference System over WLAN with Practical Implementation
O.M. Ali, Dr. Q.A.Ali
AbstractThe goal of the paper is to obtain a good WLAN video conference services, including an increased number of users and reliable coverage area with minimum implementation cost. We presents a...
DOI: 10.33899/rengj.2013.77404
