|
| References | Year | Title | Type of study and parameter | Key findings |
|
| [18] | 2023 | Technoeconomic Assessment of Various Configurations Photovoltaic Systems for Energy and Hydrogen Production | Economic benefits evaluation | Improvement of the PV system to produce hydrogen at competitive costs (2.1 cent/kWh and $2.53/kg-H2) |
| (i) PV system efficiency |
| (ii) Hydrogen cost |
|
| [19] | 2022 | Simultaneous analysis of hydrogen productivity and thermal efficiency of hydrogen production process using steam reforming via integrated process design and 3D CFD modelling | Experimental/numerical investigation | H2 production and efficiency optimization for finding the best working condition via simulation in a SMR process |
| (i) SMR thermal efficiency |
|
| [20] | 2023 | Comparison of derivative-free optimization: energy optimization of steam methane reforming process | Numerical investigation | Improvement of thermal efficiency through the use of DFO algorithms |
| (i) SMR thermal efficiency |
|
| [21] | 2022 | Impact of hydrogen on natural gas compositions to meet engine gas quality requirements | Gas grid evaluation | Maximum share of hydrogen (13.4%) that can be added to the current gas network to fulfil the EU regulations |
| (i) Wobbe index |
| (ii) Hydrogen share |
|
| [22] | 2023 | Modeling of catalyst poisoning during hydrogen production via methane steam and dry reforming | Numerical investigation | Heterogeneous fixed-bed reactor model showed high sensitivity to sulphur poisoning, also with a very low concentration of H2S |
| (i) Catalyst poisoning (SMR) |
|
| [23] | 2016 | Solar water splitting by photovoltaic-electrolysis with a solar-to-hydrogen efficiency over 30% | Experimental investigation | Solar-to-hydrogen efficiency of about 30% reached on the laboratory scale |
| (i) Solar-to-hydrogen (STH) efficiency |
|
