CO2 is also generated in various process industries e.g., natural gas processing, hydrogen purification, cement and steel industries and emitted by the transportation sector. Projections by International Energy Agency (IEA) indicate that fossil fuels, coal and hydrocarbon, will remain the major ...
rendering it a transportable energy carrier. Hydrogen is indispensable in the Haber − Bosch process to make ammonia for agricultural fertilizer, in the chemical industry to produce methanol,
Solar hydrogen hybrid energy systems for off-grid electricity supply: A critical review. Renew. Sustain. Energy Rev. 2015, 52, 1791–1808. [Google Scholar] [CrossRef] Yue, M.; Lambert, H.; Pahon, E.; Roche, R.; Jemei, S.; Hissel, D. Hydrogen energy systems: A critical review ...