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The use of solar energy in hydrogen production

Momirlan, Magdalena; Muresan, L.; Sayigh, A.A.M.; … - In: Renewable Energy 9 (1996) 1, pp. 1258-1261

Solar hydrogen is a clean energy carrier. Hydrogen produced with solar energy (solar hydrogen) is ecologically … responsible along its entire energy conversion chain. The production of hydrogen from water by solar energy should be one of the … main tasks to be addressed by today's scientists. The main methods which are available for producing hydrogen using solar …

Persistent link: https://www.econbiz.de/10010805240

Hydrogen production from steam gasification of biomass: Influence of process parameters on hydrogen yield – A review

Parthasarathy, Prakash; Narayanan, K. Sheeba - In: Renewable Energy 66 (2014) C, pp. 570-579

Steam gasification is considered one of the most effective and efficient techniques of generating hydrogen from biomass …. Of all the thermochemical processes, steam gasification offers the highest stoichiometric yield of hydrogen. There are … several factors which influence the yield of hydrogen in steam gasification. Some of the prominent factors are: biomass type …

Persistent link: https://www.econbiz.de/10010805326

Production of renewable hydrogen from aqueous-phase reforming of glycerol over Pt catalysts supported on different oxides

Menezes, André O.; Rodrigues, Michelly T.; Zimmaro, Adriana - In: Renewable Energy 36 (2011) 2, pp. 595-599

Aqueous-phase reforming of oxygenated hydrocarbons for hydrogen production presents several advantages as feed … exploitation of the environmental benefits of using hydrogen as an energy carrier. The use of glycerol in particular is motivated … catalysts led to a hydrogen-rich gas phase. However, a good potential activity with high production of hydrogen and low …

Persistent link: https://www.econbiz.de/10010805470

A study on the economic efficiency of hydrogen production from biomass residues in China

Lv, Pengmei; Wu, Chuangzhi; Ma, Longlong; Yuan, Zhenhong - In: Renewable Energy 33 (2008) 8, pp. 1874-1879

As part of Pilot Project of KIP of CAS, a feasibility study of hydrogen production system using biomass residues is … catalyst cost are the two most important factors to influence hydrogen production cost. …

Persistent link: https://www.econbiz.de/10010805537

Dynamic behaviour of hydrogen fuel cells for automotive application

Corbo, P.; Migliardini, F.; Veneri, O. - In: Renewable Energy 34 (2009) 8, pp. 1955-1961

dynamic behaviour of hydrogen fuel cells in automotive applications. The study was conducted on a dynamic test bench able to …

Persistent link: https://www.econbiz.de/10010805670

Using Taguchi method on combustion performance of a diesel engine with diesel/biodiesel blend and port-inducting H2

Wu, Horng-Wen; Wu, Zhan-Yi - In: Applied Energy 104 (2013) C, pp. 362-370

consumption (BSFC), NOX and smoke at each load is achieved for a combination of B20 (A2), 30% hydrogen (B3) and 40% EGR ratio (C3 …

Persistent link: https://www.econbiz.de/10010688018

Catalytic activity of Ni3S2 and effects of reactor wall in hydrogen production from water with hydrogen sulphide as a reducer under hydrothermal conditions

Wang, Yuanqing; Jin, Fangming; Zeng, Xu; Ma, Cuixiang; … - In: Applied Energy 104 (2013) C, pp. 306-309

Catalytic activity of Ni3S2 and the effects of reactor wall in the hydrogen production from water were investigated … under hydrothermal conditions using hydrogen sulphide (H2S) as a reductant. It was found that Ni3S2 catalysed the hydrogen … the maximum hydrogen yield significantly decreased and the maximum hydrogen yield increased. These results suggest that …

Persistent link: https://www.econbiz.de/10010688029

Microbial Conversion of Waste Glycerol from Biodiesel Production into Value-Added Products

Li, Cheng; Lesnik, Keaton L.; Liu, Hong - In: Energies 6 (2013) 9, pp. 4739-4768

Biodiesel has gained a significant amount of attention over the past decade as an environmentally friendly fuel that is capable of being utilized by a conventional diesel engine. However, the biodiesel production process generates glycerol-containing waste streams which have become a disposal...

Persistent link: https://www.econbiz.de/10010692417

Renewable energies and present day energy economics

NICULA, Virgiliu - In: THE YEARBOOK OF THE “GH. ZANE” INSTITUTE OF … 21 (2012) 1, pp. 103-110

Once all available energy resources of Romania are inventoried, the scientific and business communities must support each other in attaining their common goals to raise the living condition for both themselves, and for the indigenous population, by making the catchment, production and supply of...

Persistent link: https://www.econbiz.de/10010695931

Evaluation of multifunctional fuel cell systems in aviation using a multistep process analysis methodology

Peters, R.; Samsun, R.C. - In: Applied Energy 111 (2013) C, pp. 46-63

then considers fuel issues. The evaluation as a whole shows that hydrogen-based systems are more advantageous in terms of …

Persistent link: https://www.econbiz.de/10010702526