Zobrazeno 1 - 10
of 14
pro vyhledávání: '"59"'
Publikováno v:
Alexandria Engineering Journal, Vol 59, Iss 6, Pp 5219-5229 (2020)
This research was undertaken to optimize the Se(IV) adsorption from aqueous solutions by Cyperus laevigatus biomass and green-synthesized nanosilver (AgNPs). A full 24 factorial experimental design was utilized to distinguish the effects of pH, initi
Publikováno v:
Alexandria Engineering Journal, Vol 59, Iss 6, Pp 5165-5178 (2020)
The isothermal sorption experiments of CH4, CO2 and CH4/CO2 mixture gases on shale were performed. The sorption affinities of CH4, CO2 and CH4/CO2 mixture gases were compared using Henry’s coefficient (KH). The thermodynamics of sorption of CH4, CO
Autor:
Swellam W. Sharshir, Xiao Liang, Abd Elnaby Kabeel, Sai Zhou, Guogeng He, Showgi I.T. Mohammed
Publikováno v:
Alexandria Engineering Journal, Vol 59, Iss 6, Pp 4909-4922 (2020)
Generation of air conditioners’ refrigerants suitable for countries with high ambient temperatures has become a necessity. Along with that, in this work, a non-azeotropic mixture (R-1270/R-600a), which is suitable for high ambient temperatures, com
Autor:
Ali E. Anqi, Marjan Goodarzi, Hazim Moria, Tawfeeq Abdullah Alkanhal, Mohammad Reza Safaei, Rahmat Ellahi, Iskander Tlili
Publikováno v:
Alexandria Engineering Journal, Vol 59, Iss 6, Pp 4511-4521 (2020)
In the present work, the boiling heat transfer coefficient (BHTC) and fluid flow characteristics of graphene oxide nanoplatelets (GONPs) nano-suspensions in an annular heat exchanger (AHEX) were experimentally investigated. The BHTC, pressure drop (P
Publikováno v:
Alexandria Engineering Journal, Vol 59, Iss 5, Pp 3029-3039 (2020)
We present a fractional-order epidemic model for childhood diseases with the new fractional derivative approach proposed by Caputo and Fabrizio. By applying the Laplace Adomian decomposition method (LADM), we solve the problem and the solutions are p
Autor:
Mohanad J. M-Ridha, Mohammed A. Atiya, Ziad T. Alismaeel, Sahar Irhayyim Hussein, Ghazi M. Aziz
Publikováno v:
Alexandria Engineering Journal, Vol 59, Iss 5, Pp 3551-3563 (2020)
Water pollution as a result of contamination with dye-contaminating effluents is a severe issue for water reservoirs, which instigated the study of biodegradation of Reactive Red 195 and Reactive Blue dyes by E. coli and Bacillus sp. The effects of o
Publikováno v:
Alexandria Engineering Journal, Vol 59, Iss 4, Pp 2567-2574 (2020)
Effluent from abattoir industries containing metals ions is known to adversely affect the quality fresh water. Water pollution is a global concern and its effects are difficult to reverse. This study evaluates the efficiency of the use of the shrimp
Publikováno v:
Alexandria Engineering Journal, Vol 59, Iss 3, Pp 1583-1593 (2020)
Many factors affect pores in cemented paste backfill (CPB), and there are numerous species of admixtures which have complicated influences on CPB, such as the action of air entraining agents (AEAs). Previously, sodium abietate (SA) and triterpenoid s
Autor:
Mohamed A. Tahoon, Norah Salem Alsaiari, Faouzi Ben Rebah, Abdelfattah Amari, Saifeldin M. Siddeeg
Publikováno v:
Alexandria Engineering Journal, Vol 59, Iss 2, Pp 905-914 (2020)
For the simultaneous removal of water contaminants, a novel nanocomposite has been produced. The iron oxide core with silica shell was used to prepare functional magnetic polymer Fe3O4/SiO2/glycidyl methacrylate (GMA)-S-SH nanocomposite. The sulfur f
Publikováno v:
Alexandria Engineering Journal, Vol 59, Iss 2, Pp 579-587 (2020)
In this study, the effect of incorporating turbulators and external mirrors into a newly single pass Solar Air Heater (SAH) was investigated experimentally. Aluminium cans were stacked over the absorber plate and used as turbulators to enhance the he