Investigating the Effect of Electroplated Coatings on Single-Phase Fluid Flow and Heat Transfer in Microchannel
Investigating the Effect of Electroplated Coatings on Single-Phase Fluid Flow and Heat Transfer in Microchannel

Hasan Q. Hussein; Ekhlas M. Fayyadh; Moayed R. Hasan

Volume 42, Issue 1 , January 2024, , Page 117-134

https://doi.org/10.30684/etj.2023.141194.1487

Abstract
  A significant heat flux affects the efficacy and durability of most equipment. Cooling these devices is the primary concern, prompting specialists to propose and investigate various ...  Read More ...
Computational Single and Multiphase Approaches to Investigate the Hydrothermal Behavior of Hybrid Nano-fluid in Plain and Wavy Tubes
Computational Single and Multiphase Approaches to Investigate the Hydrothermal Behavior of Hybrid Nano-fluid in Plain and Wavy Tubes

Ahmed S. Habeeb; Sattar Aljabair; AbdulHassan A. Karamallah

Volume 41, Issue 7 , July 2023, , Page 886-903

https://doi.org/10.30684/etj.2023.136449.1316

Abstract
  The newest class of heat transfer improvement is accomplished by using hybrid Nano-fluids. Therefore, the heat transfer and pressure drop of a mixture of Iron oxide (Fe3O4) and Magnesium ...  Read More ...
Numerical Investigation of Thermal-Hydraulic Performance of Printed Circuit Heat Exchanger with Different Fin Shape Inserts
Numerical Investigation of Thermal-Hydraulic Performance of Printed Circuit Heat Exchanger with Different Fin Shape Inserts

Ali M. Aljelawy; Amer M. Aldabbagh; Falah F. Hatem

Volume 41, Issue 1 , January 2023, , Page 23-36

https://doi.org/10.30684/etj.2022.132688.1137

Abstract
  The printed circuit heat exchanger is one of the most recent important heat exchangers, especially in the nuclear power plant and aerospace applications, due to its very compact geometry ...  Read More ...
Numerical and Experimental Investigation of Heat Transfer Enhancement by Hybrid Nanofluid and Twisted Tape
Numerical and Experimental Investigation of Heat Transfer Enhancement by Hybrid Nanofluid and Twisted Tape

Noor F.A. Hamza; Sattar Aljabair

Volume 41, Issue 1 , January 2023, , Page 69-85

https://doi.org/10.30684/etj.2022.131909.1069

Abstract
  This paper presents an experimental and numerical study to investigate the heat transfer enhancement in a horizontal circular tube using hybrid nanofluid (CuO, Al₂O₃/ distilled ...  Read More ...
Recent Development in Hydrodynamic and Heat Transfer Characteristics in the Three-phase Fluidized-bed System
Recent Development in Hydrodynamic and Heat Transfer Characteristics in the Three-phase Fluidized-bed System

Omar S. Mahdy; Amer A. Abdulrahmn; Jamal M. Ali

Volume 40, Issue 9 , September 2022, , Page 1179-1204

https://doi.org/10.30684/etj.2022.132506.1125

Abstract
  Gas–liquid-solid fluidized beds are broadly utilized in the petrochemical, pharmaceutical, refining, food, biotechnology, and environmental industries. Due to complex phenomena, ...  Read More ...
The Influence of Convection Heat Transfers for Vertical Mini-Tubes Using Solvent Carbon Dioxide and Porous Media at Supercritical Pressure
The Influence of Convection Heat Transfers for Vertical Mini-Tubes Using Solvent Carbon Dioxide and Porous Media at Supercritical Pressure

Bilal J. Kkihlefa; Ameer A. Jaddoa; Ahmed H. Reja

Volume 39, Issue 9 , September 2021, , Page 1409-1419

https://doi.org/10.30684/etj.v39i9.2068

Abstract
  Porous media and solvent CO2 at supercritical pressure were investigated experimentally to study the effect of convection heat transfer in vertical mini-tubes. Mini-tubes diameter (5 ...  Read More ...
An Elaborate Review for Micro-Fin Heat Sink
An Elaborate Review for Micro-Fin Heat Sink

Ibtisam A. Hasan; Sahar R. Fafraj; Israa A. Mohmma

Volume 38, 1A , January 2020, , Page 105-112

https://doi.org/10.30684/etj.v38i1A.331

Abstract
  Heat sinks are low cost, the process of manufacturing reliability, and design simplicity which leads to taking into consideration various cutting-edge applications for heat transfer. ...  Read More ...
Enhancement of Thermal Storage Properties of Phase Change Material by Using Metallic Swarf
Enhancement of Thermal Storage Properties of Phase Change Material by Using Metallic Swarf

Abdulkareem Khudhair; Falah Hatem; Dher Mohammed Ridha

Volume 36, 5A , May 2018, , Page 586-595

https://doi.org/10.30684/etj.36.5A.15

Abstract
  The phase change materials (PCM) is commonly used for storage heat as a latent heat, the main disadvantage of this method is slow response time during charging and discharging; this ...  Read More ...
Heat Transfer Performance Improvement in the Split Units in Humid Environment through Drain Water Circulation
Heat Transfer Performance Improvement in the Split Units in Humid Environment through Drain Water Circulation

M.A.H. Alzuhairi

Volume 35, 2A , February 2017, , Page 130-133

https://doi.org/10.30684/etj.2017.127323

Abstract
  The only way to ease extremely hot days during the summer is to resort to cooling systems to feel comfort. This idea brings an end to failure in cooling process to hot summer days, ...  Read More ...
Development of Hydrodynamic and Heat Transfer Profiles for Fischer–Tropsch Synthesis in a Fixed Bed Reactor of Different Scales
Development of Hydrodynamic and Heat Transfer Profiles for Fischer–Tropsch Synthesis in a Fixed Bed Reactor of Different Scales

Mohammed A. Atiya Al Saraj

Volume 34, 14A , December 2016, , Page 2585-2596

https://doi.org/10.30684/etj.34.14A.4

Abstract
  Comprehensive hydrodynamic and heat transfer study of Fischer–Tropsch synthesis (FTS) on a home-based cobalt catalyst, with the presence of water–gas shift (WGS), is conducted ...  Read More ...
Enhanced thermal conductivity of cooling liquid using nano material's
Enhanced thermal conductivity of cooling liquid using nano material's

Kheria M.Essa; Hashim Zydan Mohammed

Volume 33, 7B , August 2015, , Page 1179-1192

https://doi.org/10.30684/etj.2015.116638

Abstract
  In present work alumina with grain size (50nm )and titanium dioxide with grain size (20nm ) are used tothermal conductivity is tested separately when mixed with water at different percent ...  Read More ...
Effect of Vibration on the Heat Transfer Process in the Developing Region of Annulus with Rotating Inner Cylinder
Effect of Vibration on the Heat Transfer Process in the Developing Region of Annulus with Rotating Inner Cylinder

Mauwafak A. Tawfik; Akeel A. Mohammed; Hayder Zuhair Zain

Volume 33, 3A , April 2015, , Page 590-611

https://doi.org/10.30684/etj.33.3A.6

Abstract
  Experimental investigation has been carried out to study the effect of induced vibration on the heat transfer process in the simultaneously developing of hydrodynamic and thermal boundary ...  Read More ...
Pool Boiling Heat Transfer Using Nanofluids
Pool Boiling Heat Transfer Using Nanofluids

Jamal M.Ali; Balasim Ahmed Abid; Kheria M. Essa

Volume 33, 2A , February 2015, , Page 512-525

https://doi.org/10.30684/etj.33.2A.5

Abstract
  Nucleate pool boiling regime can be considered as one of the most effective ways to make a viable great amount of heat exchange in a relatively small area. To investigate the characteristics ...  Read More ...
An Experimental Study on Heat Transfer Enhancement for Porous Heat Exchange in Rectangular Duct
An Experimental Study on Heat Transfer Enhancement for Porous Heat Exchange in Rectangular Duct

Kifah H.Hilal; Adel M.Saleh; Muntaha H.Ebraheem

Volume 32, Issue 11 , October 2014, , Page 2788-2802

https://doi.org/10.30684/etj.32.11A.15

Abstract
  Forced convection heat transfer of air in porous rectangular duct was investigated experimentally . The pad consist of (zig-zag ) metallic wire mesh insert with two different porosities ...  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 ...
Influence of Corrosion Rate on the Double Butt Welding Shapes Design for Low Carbon Steel
Influence of Corrosion Rate on the Double Butt Welding Shapes Design for Low Carbon Steel

Hani Aziz Ameen; Khairia Salman Hassan; Walid Khalid Abdul Kader

Volume 29, Issue 6 , April 2011, , Page 1094-1106

https://doi.org/10.30684/ etj.29.6.5

Abstract
  The aim of this paper is to demonstrate the influence of butt welding shapes on the corrosion rate, microstructure and temperature of carbon steel type St37.The double butt welding ...  Read More ...
Heat Transfer and Pressure Drop Characteristics of Turbulent Flow In a Tube Fitted With Conical Ring and Twisted Tape Inserts
Heat Transfer and Pressure Drop Characteristics of Turbulent Flow In a Tube Fitted With Conical Ring and Twisted Tape Inserts

Akeel Abdullah Mohammed

Volume 29, Issue 2 , January 2011, , Page 226-239

https://doi.org/10.30684/etj.29.2.4

Abstract
  The present work shows the results obtained from experimental investigations of the augmentation of turbulent flow heat transfer in a horizontal tube fitted with combined conical-ring ...  Read More ...
Influence of Butt Welding Shapes Design on the Microstructure and Stresses of Low Carbon Steel
Influence of Butt Welding Shapes Design on the Microstructure and Stresses of Low Carbon Steel

Hani Aziz Ameen; Khairia Salman Hassan

Volume 28, Issue 15 , July 2010, , Page 5036-5047

https://doi.org/10.30684/etj.28.15.12

Abstract
  The aim of this paper is to demonstrate the influence of butt welding shapes on the microstructure, temperature and equivalent stresses of carbon steel type St- 37.The single butt welding ...  Read More ...
A Study of Chaotic Behavior of Heat Transfer In Gas-Solid Fluidized Bed
A Study of Chaotic Behavior of Heat Transfer In Gas-Solid Fluidized Bed

e Al-Rubeai; Jamal Mane; Nabeel Majid Aliwi

Volume 28, Issue 10 , May 2010, , Page 2027-2042

https://doi.org/10.30684/etj.28.10.14

Abstract
  Fluidized beds are characterized by high heat transfer rates between thebed and internal surfaces and have uniform temperature distribution that can beachieved in fluidized bed systems. ...  Read More ...
Heat Transfer from an Immersed Heater in Liquid – Liquid – Solid Fluidized Beds
Heat Transfer from an Immersed Heater in Liquid – Liquid – Solid Fluidized Beds

Balasim A. Abid; Majid I. Abdul-Wahab; Asrar A. Al-Obaidy

Volume 27, Issue 10 , July 2009, , Page 1901-1914

https://doi.org/10.30684/etj.27.10.2

Abstract
  Heat transfer from an immersed heating surface to a liquid-solid and liquid-liquidsolid fluidized beds have been studied. The experiments were carried out in a (0.22) m column diameter ...  Read More ...
Thermal Effects on Diesel Engine Piston and Piston Compression Rings
Thermal Effects on Diesel Engine Piston and Piston Compression Rings

Ahmed A. Al-Beiruti; Isam Ezzulddinyousif; Basim M. Al-Quraishi

Volume 27, Issue 8 , June 2009, , Page 1444-1454

https://doi.org/10.30684/etj.27.8.1

Abstract
  This paper introduces an analytical study on the thermal effects on the diesel engine piston and its compresion rings during the contact between the piston and its compression rings ...  Read More ...
An Investigation of the Inhibition of the Oxygen Reduction Reaction at a Rotating Cylinder Electrode under Isothermal and Controlled Conditions of Heat and Mass Transfer
An Investigation of the Inhibition of the Oxygen Reduction Reaction at a Rotating Cylinder Electrode under Isothermal and Controlled Conditions of Heat and Mass Transfer

Shatha. A. Sameh; Sadiq. H. Alwash

Volume 27, Issue 5 , March 2009, , Page 930-941

https://doi.org/10.30684/etj.27.5.7

Abstract
  The inhibition of the oxygen reduction reaction on a carbon steel rotatingcylinder electrode in naturally aerated 600 ppm Cl- solution was studied using anoptimum inhibitor blend, i.e., ...  Read More ...
Thermal Characteristics Of Ceramic Packed Bed
Thermal Characteristics Of Ceramic Packed Bed

Raghad H. Hilal

Volume 26, Issue 5 , May 2008, , Page 544-551

https://doi.org/10.30684/etj.29.5.7

Abstract
  Convection heat transfer in horizontal channel filled with saturated packedbed has been studied numerically using finite difference technique. The channelwall is heated at constant ...  Read More ...