Research Paper
Effect of Using Local Insulation Materials on the Indoor Temperature of Residential Buildings at Iraq
Effect of Using Local Insulation Materials on the Indoor Temperature of Residential Buildings at Iraq

Abdulrahman S. Mahmood; Haqi I. Qatta; Nassr F. Hussein

Volume 37, 2A , February 2019, Page 37-45

https://doi.org/10.30684/etj.37.2A.1

Abstract
  In this research, a thermal insulation between the two layers of a wall has been used for the residence buildings to reduce the heat transmitted across the walls and thus reducing the ...  Read More ...
Research Paper
Examining the Impact of Different Thermosyphon Diameters and Working Fluids on Their Performance
Examining the Impact of Different Thermosyphon Diameters and Working Fluids on Their Performance

Talib Z. Farge; Sahar R. Al-Sakini; Aseel A. Ismael

Volume 37, 2A , February 2019, Page 46-51

https://doi.org/10.30684/etj.37.2A.2

Abstract
  This work was designed to examine the effect of various thermosyphon diameters and working fluids on the thermosyphon performance. A thermosyphon made from copper tubes with three different ...  Read More ...
Research Paper
Investigation of Corrosion Protection for Steel by Eco-Friendly Coating
Investigation of Corrosion Protection for Steel by Eco-Friendly Coating

Majid H. Abdulmajeed; Hiba A. Abdullah; Slafa I. Ibrahim; Ghaith Z. Alsandooq

Volume 37, 2A , February 2019, Page 52-59

https://doi.org/10.30684/etj.37.2A.3

Abstract
  The coupling effect of coating and inhibition has been investigated in the present work. polypyrrole coating with adding coumarin was applied on carbon steel to protect it against corrosion. ...  Read More ...
Research Paper
Optimal Location and Parameter Setting of STATCOM Device Based PSO for Iraqi Grid Voltage Profile Enhancement and Power Losses Minimizing
Optimal Location and Parameter Setting of STATCOM Device Based PSO for Iraqi Grid Voltage Profile Enhancement and Power Losses Minimizing

Rashid H. Al-Rubayi; Mohammed B. Eesee

Volume 37, 2A , February 2019, Page 60-69

https://doi.org/10.30684/etj.37.2A.4

Abstract
  The main goal of this work is to enhance the Voltage stability by using optimum location and parameters setting of STATCOM device. The parameters are the magnitude of the output voltage ...  Read More ...
Research Paper
Diagnosis and Evaluation of Defects Encountered in Newly Constructed Houses in Erbil City, Kurdistan, Iraq
Diagnosis and Evaluation of Defects Encountered in Newly Constructed Houses in Erbil City, Kurdistan, Iraq

Khalil I. Wali; Noori S. Ali

Volume 37, 2A , February 2019, Page 70-77

https://doi.org/10.30684/etj.37.2A.5

Abstract
  This study investigated the types and profile of defects facing newly constructed houses through conducting a survey and analyzing defect records of data observed for 652 houses out ...  Read More ...