Volume 14 Issue 2
Published: 2025-06-25
Contents
Article
Effect of Depth and Location of Circumferential Cracks on Natural Frequencies of Rotating Shaft
Mohammed Najeeb Al-Rawi, Ziad Shakeeb Al-Sarraf, Dr. Sabah Mohammed Jamel
AbstractIn this paper, An-Non destructive test procedure was used to study the effectof depth and Location of circumferential cracks on the vibration characteristicsof the rotating shafts. The...
DOI: 10.33899/rengj.2006.46592
Handwritten Arabic Alphanumeric Character Recognition using BP and SOFM NeuralNetworks
Rafid Ahmed Khalil,
AbstractThis paper presents results obtained by applying two neural networksmodels Backpropagation (BP), and Self-Organized Feature Map (SOFM) to a newapplication of handwritten Arabic alphanumeric...
DOI: 10.33899/rengj.2006.46582
Coefficient of Discharge For the Normal and Oblique Weirs with Semi-Circular Crest
S. J. AL-MOULA, H. A. HAYAWI
ABSTRACTThe coefficient of discharge of normal and oblique weirs with semicircularcrest under free over flow conditions was studied experimentally. Forty-five weirmodels were constructed and...
DOI: 10.33899/rengj.2006.46595
Optimal Drainage Design Under Iraqi Conditions Using DRAINMOD
Dr.M. Hamdi, E. M. Ghazal, Dr.A. Aldabagh,
DRAINMOD is a field and watershed scale water management simulationmodel that has been used to design subsurface drainage systems and characterizedrainage and water table control practices in...
DOI: 10.33899/rengj.2006.46589
Patient Privacy in Environmental Context of General Hospitals , Assessment Local Reality
Ghada mohammed yonis
Abstract:The Environmental Context of General Hospital is one of The Composite andComplex Physical Environments , Which Integrate and Combine Multifunctionand Diverse forms of Human Behavior ,...
DOI: 10.33899/rengj.2006.46619
NON LINEAR BUCKLING OF COLUMNS
Dr. Mereen Hassan Fahmi,
Abstract:The geometric non-linear total potential energy equation is developed andextended to study the behavior of buckling and deflection beyond the bifurcationpoint and showing columns...
DOI: 10.33899/rengj.2006.46542
Public Transport Study in Dohuk City
S. A. Sarhan,
AbstractIn this study, the public transport in Dohuk City is investigated.Questionnaire forms were prepared and used to collect socio-economic data fromtransit riders, their origins and...
DOI: 10.33899/rengj.2006.46552
Effect of Urea on the Engineering Properties of Gyseous Soil
Qutayba N. Al-Saffar, Prof. Mohammed T. Al- Layla
SummaryThis study investigates the effect of urea product on the engineering properties ofgypseous soil obtained from Baiji area. The investigated soil can be described assilty soil with low...
DOI: 10.33899/rengj.2006.46591
The Proportional Relationships System In Islamic Architecture
Kadem Fadel Al-ali, Dr. Abdullah Y. Al-Tayib
AbstractThe study defines the research problem as a reconsideration orreformulation of the researches to study of the formation basics of theproportional relationships in Islamic architecture. The...
DOI: 10.33899/rengj.2006.46620
Some Problems Of The Main Canal In North Jazira Irrigation Project &The Curves Which Are Used In It
Huda H. Bader, Mohammed A. AL MALLAH
AbstractA good alignment of irrigation canal means efficient transport of irrigation water,least cost of construction and maintenance. In this study we determined someimported sections of the main...
DOI: 10.33899/rengj.2006.46618
EFFECT OF ARTIFICIAL AGING TIME AND TEMPERATURE ON TENSILE STRENGTH OF DUPLEX STAINLESS STEELS SAF 2205 AND SAF 2304 USING (ABI) TECHNIQUE.
Ramadhan H. Gardi,
AbstractTwo types of duplex stainless steels SAF 2205 and SAF 2305 have beenselected in this study to investigate the effect of aging time and temperature on thetensile strength using (ABI)...
DOI: 10.33899/rengj.2006.46588
Trip Attraction Development Statistical Model in Dohuk City Residential Area
Amal M. Taher, Dr.Abdul Khalik Al-Taei,
ABSTRACTIn this study, trip attraction phenomenon has been studied for 20residential out of 28 traffic zones located within Dohuk city urban area composedof more than 300,000 in residents....
DOI: 10.33899/rengj.2006.46545
Hydraulic Characteristics of Flow Over Compound Crested Weir
Tahssen Ali Hassan Chilmeran, Thair Mahmood Al-Taiee,
AbstractThe hydraulic characteristics of a compound crested inclined weir whichconsists of both quarter round and sharp crest weir configuration under freeconditions were studied experimentally in...
DOI: 10.33899/rengj.2006.46586
FREE VIBRATIONS OF SIMPLY SUPPORTED BEAMS USING FOURIER SERIES
SALWA MUBARAK ABDULLAH,
AbstractFourier series will be utilized for the solution of simply supported beamswith different loadings in order to arrive at a free vibration. The equation of thefree vibration is 044222
DOI: 10.33899/rengj.2006.46558
Evaluation of Pyrolisis Polypropylene Modified Asphalt Paving Materials
Abdul-Rahim I. Al-Hadidy,
AbstractThe main objective of this research study is to investigate the potential useof pyrolisis polypropylene as modifiers in hot mix asphalt paving mixtures. Sevendifferent blends including...
DOI: 10.33899/rengj.2006.46555