Soft Computing Models to Predict the Compaction Characteristics from Physical Soil Properties
Soft Computing Models to Predict the Compaction Characteristics from Physical Soil Properties

Hunar F. Hama Ali

Volume 41, Issue 5 , May 2023, , Page 698-715

https://doi.org/10.30684/etj.2023.137772.1360

Abstract
  In almost every earthwork, it is essential to compact soil so that the densest possible state of the soil can be achieved. The suitability of soil for earthworks relies on the compaction ...  Read More ...
Design of a Sliding Mode Controller for a Prosthetic Human Hand’s Finger
Design of a Sliding Mode Controller for a Prosthetic Human Hand’s Finger

Hussein Sh. Majeed; Saleem K. Kadhim; Alaa A. Jaber

Volume 40, Issue 1 , January 2022, , Page 257-266

https://doi.org/10.30684/etj.v40i1.1943

Abstract
  In this research paper, the modeling and control of a tendon-driven, instead of joint motors, the prosthetic finger that mimics the actual human index finger were deliberated. Firstly, ...  Read More ...
Effect of Tigris River's Stage on the Groundwater Level
Effect of Tigris River's Stage on the Groundwater Level

Mustafa T. Al-Tahir; Thair S. Khayyun

Volume 39, Issue 7 , July 2021, , Page 1041-1051

https://doi.org/10.30684/etj.v39i7.442

Abstract
  The research studies the effect of change of the Tigris  River's surface stage on groundwater movement by building a three-dimension model  using GMS model for a catchment ...  Read More ...
The Characterization and Modeling the Mechanical Properties of High Strength Concrete (HSC) Modified with Fly Ash (FA)
The Characterization and Modeling the Mechanical Properties of High Strength Concrete (HSC) Modified with Fly Ash (FA)

Saman M. Kamal; Jalal A. Saeed; Ahmed Mohammed

Volume 38, 2A , February 2020, , Page 173-184

https://doi.org/10.30684/etj.v38i2A.278

Abstract
  One of the main challenges facing Civil Engineering community is to modify cement quantity in the mix design by admixtures to enhance the mechanical properties. According to more than ...  Read More ...
Composition Design Modeling and Experimental Verification of (Co Ni Al) Shape Memory Alloys
Composition Design Modeling and Experimental Verification of (Co Ni Al) Shape Memory Alloys

M.N. Arbilei

Volume 36, 1A , January 2018, , Page 84-88

https://doi.org/10.30684/etj.2018.136782

Abstract
  The most important concepts to apply a shape memory alloy in manyindustrial applications is the composition design that controls thetransformation temperatures. In this paper, two mathematical ...  Read More ...
Theoretical Study of the Effective Parameters for Direct Contact Membrane Distillation in Hollow Fiber Modules
Theoretical Study of the Effective Parameters for Direct Contact Membrane Distillation in Hollow Fiber Modules

Salah S. Ibrahim

Volume 32, Issue 12 , November 2014, , Page 2949-2969

https://doi.org/10.30684/etj.32.12A.8

Abstract
  The main object of this research is to study the parameters that have important effects upon performance of the direct contact membrane distillation (DCMD) process, through predicting ...  Read More ...
Modeling of Arc Metal Welding Process of Low Carbon Steel (304)
Modeling of Arc Metal Welding Process of Low Carbon Steel (304)

Majid Hameed Abdul Majeed

Volume 32, Issue 3 , March 2014, , Page 643-652

https://doi.org/10.30684/etj.32.3A.7

Abstract
  This work includes an investigation of the effect and optimization of welding parameters on the tensile strength in the arc metal welding process. The experimental studies were conducted ...  Read More ...
A modeling comparison studies for thermo-mechanical and other Properties of RHDPE and RLDPE Wastes
A modeling comparison studies for thermo-mechanical and other Properties of RHDPE and RLDPE Wastes

Falak O. Abas; Raghad U.Abass; Mohammed O.Abass

Volume 32, Issue 3 , March 2014, , Page 681-701

https://doi.org/10.30684/etj.32.3A.10

Abstract
  A recycled waste plastic (recycled high density poly ethylene RHDPE and recycled low density poly ethylene RLDPE) are exposed to environmental conditions during the usage for many years ...  Read More ...
Modeling the Behavior of Frost Growth on Finned Tube Heat Exchanger
Modeling the Behavior of Frost Growth on Finned Tube Heat Exchanger

Zainab Hasoun H.Naji

Volume 32, 1A , January 2014, , Page 215-229

https://doi.org/10.30684/etj.32.1A.16

Abstract
  A quasi-steady finite-volume model was developed for modeling a plain-finround-tube heat exchanger under frosted conditions. In this study, the heat and mass transfer characteristics ...  Read More ...
Shear Wall Analysis using Framework Method: Comparison with Shell Element Method and Column Analogy
Shear Wall Analysis using Framework Method: Comparison with Shell Element Method and Column Analogy

Ammar A. Ali; Hassan H. Jony

Volume 31, Issue 10 , July 2013, , Page 1949-1961

https://doi.org/10.30684/etj.31.10A10

Abstract
  Different techniques are utilized to analyze shear walls like shell elements model or column analogy. Framework method (FWM) is used to substitute the shell elements. A rectangular ...  Read More ...
Thermal Radiation Detector (TRD) Modeling
Thermal Radiation Detector (TRD) Modeling

Mehdi Munshid Shellal

Volume 29, Issue 2 , January 2011, , Page 322-335

https://doi.org/10.30684/etj.29.2.12

Abstract
  This paper describes the theoretical principles of TRD operation based on thermal absorption of incident power of radiation. In the modelling procedures, the main parameters influencing ...  Read More ...
Modeling and Simulation of Flue Gas Desulfurization Using Slurry of Fine Activated Carbon Particles
Modeling and Simulation of Flue Gas Desulfurization Using Slurry of Fine Activated Carbon Particles

Asmaa I. Eliass; Neran K. Ibrahim

Volume 28, Issue 12 , June 2010, , Page 2294-2307

https://doi.org/10.30684/etj.28.12.2

Abstract
  The main objective of the present work is to investigate thefeasibility of using a slurry of fine activated carbon particles,dp<1mm, in a fixed bed reactor for the removal of sulfur ...  Read More ...
Modeling of Single Channel Monolithic Reactor with The Single pass Flow Operation System
Modeling of Single Channel Monolithic Reactor with The Single pass Flow Operation System

Zaidoon M; Adel A. Shuhaib; Jenan A Al-Najar; R Lange

Volume 28, Issue 11 , May 2010, , Page 2221-2236

https://doi.org/10.30684/etj.28.11.12

Abstract
  In the following sections, the recent published studies on modeling andsimulation of monolith reactors were reviewed. Mass transfer, and reaction kineticswere achieved by establishing ...  Read More ...
Practical Study for Investigation Proportional Pressure Relief Valve (DBETR-1X/25) Performance
Practical Study for Investigation Proportional Pressure Relief Valve (DBETR-1X/25) Performance

Majid A. Oleiwi

Volume 28, Issue 3 , January 2010, , Page 455-465

https://doi.org/10.30684/etj.28.3.3

Abstract
  The trend in hydraulic power applications is to improve efficiency andperformance of hydraulic systems parts. This paper examines the performances ofdirect operated proportional pressure ...  Read More ...
Effect of Dual Reinforcement on Wear Resistance by Aluminum Compacts Reinforce by SiC, Al2O3
Effect of Dual Reinforcement on Wear Resistance by Aluminum Compacts Reinforce by SiC, Al2O3

Mohammed Saeed. Waheed; Hassan Hamed. Abed

Volume 27, Issue 13 , September 2009, , Page 423-429

https://doi.org/10.30684/etj.27.13.19

Abstract
  The producing composite materials of dual reinforcement in which the matrix material is aluminum reinforced with two types of ceramic particles : which are Alumina (50μmKeywordscomposite ...  Read More ...
A Dynamic Modeling Capability for Subcritical Vapor Compression Refrigeration System
A Dynamic Modeling Capability for Subcritical Vapor Compression Refrigeration System

Jafar M. Hassan; Ali H. Tarrad; Mohammed N. Abdullah

Volume 27, Issue 13 , September 2009, , Page 2319-2338

https://doi.org/10.30684/etj.27.13.6

Abstract
  In this investigation the individual component models for a typical subcritical cycle are developed based on the best published theoretical and empirical literature. The developed approach, ...  Read More ...
Fusion Face and Palmprint for Human Recognition via Spectral Eigenvector
Fusion Face and Palmprint for Human Recognition via Spectral Eigenvector

Hana M. Salman

Volume 27, Issue 4 , March 2009, , Page 787-798

https://doi.org/10.30684/etj.27.4.15

Abstract
  The Biometrics recognition systems act as an efficient method with broadapplications in the area of: security access control, personal identification to humancomputercommunication. ...  Read More ...
Modeling Time to Corrosion Initiation in High-Performance Ferrocement Exposed to Chlorides Environments
Modeling Time to Corrosion Initiation in High-Performance Ferrocement Exposed to Chlorides Environments

S. A. Salih; Maan S. Hassan; J. Forth

Volume 27, Issue 1 , January 2009, , Page 18-31

https://doi.org/10.30684/etj.27.1.2

Abstract
  The applications of a mineral admixture, or a zinc coating to steel surface, or acombination of both are methods used for the corrosion prevention of ferrocementelement in this study. ...  Read More ...
Sulfur Dioxide Removal in Coal Slurry Reactor
Sulfur Dioxide Removal in Coal Slurry Reactor

Neran K. Ibrahim; Zainab A. Jawad

Volume 26, Issue 4 , April 2008, , Page 462-477

https://doi.org/10.30684/etj.29.4.8

Abstract
  The objective of this work was to study the feasibility of using coalslurry for the removal of SO2 from simulated flue gas stream (air,SO2). The effect of gas rate, temperature, and ...  Read More ...