Volume 17 (2024)
Volume 16 (2023)
Volume 15 (2022)
Volume 14 (2021)
Volume 13 (2020)
Volume 12 (2019)
Volume 11 (2018)
Volume 10 (2017)
Volume 9 (2016)
Volume 8 (2015)
Volume 7 (2014)
Volume 6 (2013)
Volume 5 (2012)
Volume 4 (2011)
Volume 3 (2010)
Volume 2 (2009)
Volume 1 (2008)

A study The Effect of Water and Chemical Solution on Some Mechanical properties of Composite material consist of Epoxy Reinforcing with Carbon fibers
Volume 2, Issue 3 , September 2009, , Pages 0-0

Abstract
  In this research we made a composite material consist of the matrix which is epoxy resin type (Thortex) with the reinforcing of chopped carbon fibers with volume fraction of 20%. Some mechanical properties were studied of prepared composite specimen after subjected different environments included (air, ...  Read More

Design apparatus to putt off engine of pump at cut off the cooling water

Mr.Hameed K. Al Naffiey

Volume 2, Issue 3 , September 2009, , Pages 0-0

Abstract
  في هذا البحث تم عمل وتصميم جهاز يقوم بعملية إطفاء لمحرك مضخة زراعية عند انقطاع ماء التبريد ، حيث يستمد الجهاز المصنع عمله من خلال القوة الناتجة من ماء التبريد ، إذ يتم ...  Read More

Parameters and the Rate of Soot Emitted from Diesel Engine

Yassar K. Al- ansari

Volume 2, Issue 1 , March 2009, , Pages 0-0

Abstract
  The soot (solid carbon particles) emitted from diesel engines into atmosphere is to consider one of dangerous pollutant because it is easy inhaled deep into the lungs and some polycyclic aromatic hydrocarbons known for their cancer properties are associated with it. The direct gravimetric method is used ...  Read More

A Comparison Between Impingement and Horizontal Cooling of Pin-Fin by Using Entropy Generation Method

Hayder Shakir Abdulla

Volume 2, Issue 1 , March 2009, , Pages 0-0

Abstract
  The entropy generation method is applied to measure the thermodynamic losses caused by heat transfer and pressure drop in cylindrical pin-fin heat sinks which cooled by impingement air flow. The use of this method allows the combined effect of thermal resistance and pressure drop to be assessed through ...  Read More

FIEL STUDY OF THE MOST IMPORTANCE NOISE POLLUTION SOURCES IN LIVING REGIMES AT AL-NAJAF AND AL-KUFA CITIES

Bahrani; Hussein Shakir Al

Volume 2, Issue 4 , December 2009, , Pages 0-0

Abstract
  يتلخص هذا البحث في دراسة مستويات الضوضاء المختلفة التي يتعرض لها الإنسان من خلال استمارة استبيان كما في الشكل (1) وزعت على عينة عشوائية مكونة من (150) شخص من مناطق مختلفة ...  Read More

Study of Some Mechanical Properties for Polymeric Composite Material Reinforced by Fibers

Ali I.Al-Mosawi

Volume 2, Issue 1 , March 2009, , Pages 0-0

Abstract
  The objective of this research is to study the effect of changing the reinforcement percentage by fibers on Mechanical properties, for composite material consists of conbextra epoxy (EP-10) resin reinforced by biaxial woven roving kevlar fibers (°45-°0) with density (340 g/cm3) which included impact ...  Read More

STUDY THE PERFORMANCE OF GLASS INSULATORS FOR (132KV, 33KV) LINES UNDER THE INFLUENCE OF ARTIFICIAL CONTAMINATION

Assist Lecturer.Warid Sayel Warid

Volume 3, Issue 3 , September 2010, , Pages 0-0

Abstract
  The phenomenon of broken glass insulators which imported recently and currently being used to work in Iraqi transmission and distribution (132KV, 33KV) lines have greatly increased in recent years, which raised the need to examine the performance of these insulators under the influence of artificial ...  Read More

STUDY THE INFLUENCE OF TIME AND CONCENTRATION OF KOH CHEMICAL MODIFICATION ON THE FLEXURAL PROPERTIES OF SHORT COIR FIBER REINFORCED POLYESTER COMPOSITES

Ahmed Mudhaffer Hashim

Volume 3, Issue 2 , June 2010, , Pages 0-0

Abstract
  In this paper presents the flexural properties of composites made from natural fibers (Coir fibers) as reinforcing phase in polyester matrix. The chemical treated of fibers with KOH solution at different concentrations (1, 5, 10 % KOH) with different times (0.25, 1, 18, 72, 168, 240 Hours) are used. ...  Read More

INFLUENCE OF SEMI-TUBE ORIENTATION ON COMBINED FREE AND FORCED LAMINAR CONVECTION HEAT TRANSFER

Hamdi E. Ahmed Hamdi

Volume 3, Issue 2 , June 2010, , Pages 0-0

Abstract
  A Theoretical study has been conducted on the influence of Semi-tube orientation on combined free and forced laminar convection heat transfer where the Semi-tube heated with constant surface temperature. The theoretical study was done for both the thermal entrance region and hydraulically fully developed ...  Read More

Study the Effect Addition of Borax on Vulcanization Properties of Rubber

Salih Abbas H.Al-Juthery; Dr.Mohammed H.Al-Maamory

Volume 3, Issue 2 , June 2010, , Pages 0-0

Abstract
  This research is aimed to study the effect addition of Borax on Vulcanization properties of Rubber. which is represented by Viscosity , Elasticity,Plasticity which is defined as Rheology where suitable Quantities from Borax powder with loading level (0,5,10,15,20 pphr) were added to suitable type ...  Read More

A STUDY OF POLLUTION EFFECT ON FLASHOVER PHENOMENA FOR SOUTH-WEST IRAQI (132KV) GRID INSULATORS

Musadak Rasheed Sanwar; Warid Sayel Warid

Volume 3, Issue 1 , March 2010, , Pages 0-0

Abstract
  The flashover phenomena constitutes as one of the important high voltage insulators problems which may cause costly outage for power system. pollution is the most essential element in this phenomena at system working voltage. In this paper, a research program is executed to investigate the pollution ...  Read More

EFFECT OF ABSORBER SURFACE SHAPE ON THE FORCED THERMAL CONVECTION OF SOLAR AIR COLLECTORS

Asst. Lec. Amer Jameel Shareef

Volume 3, Issue 1 , March 2010, , Pages 0-0

Abstract
  In this research a study effect of absorber surface shape for solar air collector (Flat V-Corrugated, Sinusoidal Wave-Corrugated, Rectangular-Corrugated)(1 1 0.1m) titled to the horizontal by an angle(30o) on forced heat transfer and skin friction coefficient by Fluent Numerical Program at constant ...  Read More

STUDY OF THE EXPENSE OF BOTTOM SEDIMENTS OF SELECTED IRRIGATION CANALS IN CENTRAL IRAQ

EMAN MEHDI AL-MUSAWI

Volume 3, Issue 4 , December 2010, , Pages 0-0

Abstract
  تضمنت الدراسة تقييم ثلاث طرق رياضية لحساب كمية الرسوبيات وتصاريفها في جزء من نهر الفرات وفروعه خلف سدة الهندية ومقارنتها مع التصاريف الميدانية وبيان ملائمتها لقنوات ...  Read More

STUDY THE EFFECT OF REINFORCING FIBERS ON SOME MECHANICAL PROPERTIES OF ADVANCED COMPOSITE MATERIALS

Ali J. Salaman; Ali I. Al-Mosawi

Volume 3, Issue 4 , December 2010, , Pages 0-0

Abstract
  This research aims to study some aspects and important properties in manufacturing of polymeric advanced composite materials reinforced by fibers will be studied ,these aspects show as introduction to some important properties of polymeric composite materials reinforced by fibers related with its ...  Read More

Estimation of the contributions of pile group cap into saturated clay soil

Dr. Laith Jawad Aziz

Volume 4, Issue 3 , September 2011, , Pages 0-0

Abstract
  Due to the importance of the hydraulic structures, sub-surface storage and the building on the problematic soil in Iraq, this work presents the methods for choosing the suitable footing (the behavior of a pile cap embedded into saturated cohesive soil), in other words, the comparison between pile cap ...  Read More

The Effect of Weight Fraction and Grain Size of (Sio2) on the Thermal Conductivity of Epoxy

Mena Faisal Khdeer

Volume 4, Issue 4 , December 2011, , Pages 0-0

Abstract
  This research deals with use of Lee's disc to measure the thermal conductivity and temperature change with respect to time through the thickness of the specimens of the unreinforced epoxy and reinforced epoxy by silica particles at different weight fraction and grain size. The results show that the thermal ...  Read More

STUDY THE EFFECT OF LOADING RATIO ON SECONDARY LOSS AND HEAT EXCHANGE IN TWO PHASE FLOW (GAS – SOLID )IN VARIABLE CROSS SECTIONAL PIPE.

Zaid M. Dulaimy

Volume 4, Issue 4 , December 2011, , Pages 0-0

Abstract
  The flow of gas with a suspension of solid particles through venture has been analyzed theoretically. Computations of the flow parameters have been performed based on one-dimensional analysis and numerical solution of the governing equations by (physico – computational model). An investigation of pressure ...  Read More

Employing Reliability, Availability and Markov Models in production planning of parallel systems

Salim A. Saleh

Volume 4, Issue 4 , December 2011, , Pages 0-0

Abstract
  Reliability and Availability are considered to be type of equipments life parameters. Parallel look like other production systems are consists of many equipments, therefore, each of reliability and availability indicates that whether the system is effective or not. In other hand markov models were used ...  Read More

DETERMINATION OFQUANTITY OF SEEPAGE UNDER SHEET PILE(FLOW NET ) BY USING VISUAL BASIC PROGRAM

Dr. Laith Jawad Aziz; Asst. Lect. Nadher Hassan Jawad

Volume 2, Issue 4 , December 2009, , Pages 0-0

Abstract
  This research is empirical method for estimating the quantity of seepage under sheet pile wall, which influence on the stability and durability of the sheet pile. Flow net plotted by using Visual Basic Program, which gives greater number of flow lines and equipotential lines. The comparison between ...  Read More

The Impact of Chemical Fertilizers Industry

Assist. Prof. Dr. Ghazi M. Mutter

Volume 2, Issue 4 , December 2009, , Pages 0-0

Abstract
  The world mineral fertilizer industry and use are started widely in the middle of the 19th century. In the 1960s and after the increase of food demands and because of the high prices of these chemicals, many developing countries, and Iraq as well, have also started to produce and use these chemicals ...  Read More

Experimental study to reduce the hydraulic resistance of water turbulent flow in pipes by polymer additives
Volume 4, Issue 3 , September 2011, , Pages 0-0

Abstract
  The aim of this research is to study the effect of polymeric additives to water on friction coefficient change in a turbulent pipe flow which would cause in reduction of drag resistance. Experiment is done using the polyacrylamide ( PAM ) as polymeric additive to show the effect of addition of ( ...  Read More

MEASURMENT THE PERFORMANCE SUFFICEINCY IN THE FACTORIES OF CONSTRUCTION FIELD

Sada AbduL Khaliq ALyasri

Volume 5, Issue 1 , March 2012, , Pages 0-0

Abstract
  The Establishment manger in need in this time for following the scientific study to evaluate the duty of the factory . This research aims to study the status of the factories which belong to construction fied in Iraq , as the systeme of oplication of ideal production mangment and ...  Read More

BUILDING FUNCTION EFFECT ON THE COURTYARD FORM AND OPERATING IT

Ashwaq Fadel Mukhaber

Volume 5, Issue 1 , March 2012, , Pages 0-0

Abstract
  The courtyard is considered the important architectard elements in architectural design into hot dry regions, architectural elements and social function and unique in contemporary designs. Many studies of studies, the environmental, social, function and implications expressive architectural of courtyard ...  Read More

EFFECT OF ALUMINA PARTICLES ON THE MECHANICAL PROPERTIES OF DISCONTINUOUS GLASS FIBER REINFORCED UNSATURATED POLYESTER COMPOSITES

Amar Jabar Bader; Ahmed Mudhaffer Hashim; Aseel Mahmood Abdullah

Volume 4, Issue 1 , March 2011, , Pages 0-0

Abstract
  he polyester matrix composites reinforced with short glass fiber and reinforced with glass fiber and Al2O3 particles with different weight fractions (3, 5, and 7 wt% Al2O3) were prepared and then the mechanical testing (bending, impact, and hardness) were measured. The results showed the mechanical properties ...  Read More

REINFORCING BY HYBRID FIBERS AND ITS EFFECT ON THERMAL CONDUCTING FOR POLYMERIC COMPOSITE MATERIAL

Ali I. Al-Mosawi

Volume 4, Issue 1 , March 2011, , Pages 0-0

Abstract
  The aims of this study is to investigation the effect of reinforcing with hybrid fibers included natural palms fibers and carbon fibers on thermal behavior of araldite resin(AY103) . This resin was reinforced with natural palms fibers is studied and compared it with another material reinforced by carbon ...  Read More