Zobrazeno 1 - 10
of 30
pro vyhledávání: '"Wisam Abed Kattea Al-Maliki"'
Autor:
Wisam Abed Kattea Al-Maliki, Sajda S. Alsaedi, Hayder Q. A. Khafaji, Falah Alobaid, Bernd Epple
Publikováno v:
Scientific Reports, Vol 13, Iss 1, Pp 1-22 (2023)
Abstract The validated dynamic model of a parabolic trough power plant (PTPP) is improved by the combination of a new feedwater circuit (feedwater/HTF circuit) and a reference feedwater circuit (feedwater/steam circuit) as well as the development of
Externí odkaz:
https://doaj.org/article/52a1d9cac3fe4c91a450d73a5a88c3b9
Autor:
Wisam Abed Kattea Al-Maliki, Auday Shaker Hadi, Hussein M.H. Al-Khafaji, Falah Alobaid, Bernd Epple
Publikováno v:
Energy Reports, Vol 8, Iss , Pp 10665-10687 (2022)
Several improvements in the referenced parabolic trough power plant (PTPP) model (Andasol II) have been implemented by APROS software. The main advantage of this novel feedwater preheating system is to improve electricity production and evening opera
Externí odkaz:
https://doaj.org/article/fccd6fcf0abc4334910e8873f686564b
Autor:
Lamyaa Khaleel Hasan, Suaad Makki Jiaad, Khansaa Dawood Salman, Wisam Abed Kattea Al-Maliki, Falah Alobaid, Bernd Epple
Publikováno v:
Applied Sciences, Vol 13, Iss 23, p 12939 (2023)
Objective: The aim of the present work is to study the microstructure, wear behavior, physical properties, and micro-hardness of the aluminum matrix AA6061 reinforced with TiC and B4C nanoparticles with different concentrations of 2.5, 5, 7.5, 10, an
Externí odkaz:
https://doaj.org/article/0d308d095c534b0f983248fa98b41f1b
Autor:
Hayder Q. A. Khafaji, Hasanain A. Abdul Wahhab, Wisam Abed Kattea Al-Maliki, Falah Alobaid, Bernd Epple
Publikováno v:
Applied Sciences, Vol 12, Iss 17, p 8561 (2022)
In the present experimental work, the energy and exergy for single slope passive solar still with different basin water depths are experimentally investigated under the Baghdad climate condition. The analysis is performed using the governing equation
Externí odkaz:
https://doaj.org/article/73ae9e42bb8445faaff11ec19b121f0f
Autor:
Wisam Abed Kattea Al-Maliki, Hayder Q. A. Khafaji, Hasanain A. Abdul Wahhab, Hussein M. H. Al-Khafaji, Falah Alobaid, Bernd Epple
Publikováno v:
Energies, Vol 15, Iss 15, p 5512 (2022)
The common design of thermal power plants is fundamentally oriented towards achieving a high-process performance, with market demands necessitating enhanced operational stability as a result of ongoing global support for renewable energy sources. Ind
Externí odkaz:
https://doaj.org/article/94b88e4f20ba438b99eb6929a8f8d047
Autor:
Hayder Q. A. Khafaji, Hasanain A. Abdul Wahhab, Sajda S. Alsaedi, Wisam Abed Kattea Al-Maliki, Falah Alobaid, Bernd Epple
Publikováno v:
Applied Sciences, Vol 12, Iss 10, p 4807 (2022)
Features of the tubular type of heat exchanger were examined experimentally in the current study. A rig is fitted with a novel insert as a negative heat transfer increase technique. The core fluid used is air under steady heat flux and a turbulent di
Externí odkaz:
https://doaj.org/article/3e7b6891bf634908b224583b2b435de7
Publikováno v:
Applied Sciences, Vol 12, Iss 9, p 4639 (2022)
The purpose of the current research is to study the microstructure and mechanical properties of Ni-Ti-Ag shape memory alloys prepared by the casting route. Ag (grain size at 1 mm) was incorporated into Ni-Ti alloys at varying percentages of weight (0
Externí odkaz:
https://doaj.org/article/53667c390bc3433b8ab882ef4641560f
Publikováno v:
Applied Sciences, Vol 12, Iss 9, p 4730 (2022)
This work aims to define the microstructure and to study the mechanical properties of an Al matrix incorporated with various amounts of Fe2O3 (3, 6, 9, 12 and 15 wt.%) with a constant amount of Ag at 1 wt.%. Al/Fe2O3 + Ag hybrid nano-composite sample
Externí odkaz:
https://doaj.org/article/9e9b0f99f7c143f992061b19b31d30ae
Autor:
Hadia Kadhim Judran, Adnan G. Tuaamah Al-Hasnawi, Faten N. Al Zubaidi, Wisam Abed Kattea Al-Maliki, Falah Alobaid, Bernd Epple
Publikováno v:
Applied Sciences, Vol 12, Iss 5, p 2655 (2022)
In this paper, the main goal is to study the impact of nanopowder volume concentration and ultrasonication treatment time on the stability and thermophysical properties of MgO-DW nanofluid at room temperature. The co-precipitation method was utilized
Externí odkaz:
https://doaj.org/article/cd5fefba987c4fe097e2e23ae711a4c5
Autor:
Wisam Abed Kattea Al-Maliki, Auday Shaker Hadi, Hussein M. H. Al-Khafaji, Falah Alobaid, Bernd Epple
Publikováno v:
Energies, Vol 15, Iss 1, p 129 (2021)
A fundamental task in the dynamic simulation of parabolic trough power plants (PTPP) is to understand the behavior of the system physics and control loops in the presence of weather variations. This study provides a detailed description of the advanc
Externí odkaz:
https://doaj.org/article/d2301a18ad9d47cda25b58e8892ffcd3