Techno-economic study and process simulation for a small-scale hydrogen production plant based on ammonia decomposition

M El-Shafie, S Kambara, SP Katikaneni… - International Journal of …, 2024 - Elsevier
Hydrogen is a carbon-free fuel and can be expected to play a significant role in the global
clean energy transition. In this study, two proposed small-scale hydrogen production plant …

Energy and exergy analysis of hydrogen production from ammonia decomposition systems using non-thermal plasma

M El-Shafie, S Kambara, Y Hayakawa - International Journal of Hydrogen …, 2021 - Elsevier
In the current study, the energy and exergy efficiencies of three hydrogen production
systems from ammonia decomposition using dielectric barrier discharge plasma (DBD) were …

Hydrogen separation using palladium‐based membranes: Assessment of H2 separation in a catalytic plasma membrane reactor

M El‐Shafie - International Journal of Energy Research, 2022 - Wiley Online Library
This study describes the fundamentals of hydrogen‐separation membranes and H2
separation modeling through Pd‐based membranes. Furthermore, an assessment of …

Comparative analysis of axial effective thermal conductivity models and their impact on ammonia synthesis process

M El-Shafie - International Journal of Hydrogen Energy, 2025 - Elsevier
The design of the ammonia (NH 3) synthesis reactor, heat transfer mechanism, and axial
effective thermal conductivity values should be estimated. This study proposed an in-depth …

Comparative study on the numerical simulation of hydrogen separation through palladium and palladium–copper membranes

M El-Shafie, S Kambara, Y Hayakawa - International Journal of Hydrogen …, 2022 - Elsevier
The hydrogen (H 2) diffusion through palladium (Pd) and Pd–copper (Cu) membranes was
numerically investigated by develo** a two-dimensional computational fluid dynamics …

[HTML][HTML] Performance evaluation of hydrogen permeation through pd/cu membrane at different plasma system conditions

M El-Shafie, S Kambra, Y Hayakawa - South African Journal of Chemical …, 2021 - Elsevier
The interest of hydrogen separation using palladium-based membranes has been raised
due to their high permeability and selectivity. In this study, the performance of hydrogen …

A comparative study of hydrogen permeation through Cu/Pd membrane in different reactor types

M El-Shafie, S Kambara… - Japanese Journal of …, 2020 - iopscience.iop.org
The current study compares hydrogen permeation through 20 μm thick Pd–Cu40%
membranes in cylindrical (CR) and plate (PR) reactors under heating and plasma …

[PDF][PDF] Comprehensive assessment of hydrogen production in argon‐water vapors plasmolysis

M El‐Shafie, S Kambara… - Energy Science & …, 2021 - Wiley Online Library
A simultaneous investigation of simulation and experimental analysis of hydrogen
production from argon‐water vapor mixture as a function in DBD plasma applied voltage …