photoelectrochemical hydrogen production

... Lausanne, CH-1015 Lausanne, Switzerland R. van de Krol and M. Gra ¨ tzel (eds.), Photoelectrochemical Hydrogen Production, Electronic Materials: Science & Technology 102, DOI 10.1007/978-1-4614-1380-6_1, # Springer ... of Energy for future hydrogen produc- tion pathways. As discussed in more detail in Chaps. 7 and 8, photoelectro- chemical water splitting may offer a route toward...

Ngày tải lên: 29/05/2014, 23:50

... acids production almost ceased as hydrogen production ended up. In most cases, n- butyrate was produced simultaneously with hydrogen production. Simultaneous n- butyrate production with hydrogen ... the hydrogen production in batch tests (Lay, 2001; Lee et al., 2001; Chen et al., 2002). }]1)(exp{exp[ +−−∗= et P R PH m λ (1) where H was cumulative hydrogen produc...

Ngày tải lên: 05/09/2013, 08:40

... producing hydrogen than continuous illuminated fermentation. The maximum hydrogen production potential (337 ml), specific hydrogen production rate (11 ml/l/h), specific hydrogen production ... equation (Eq. 2) was used to plot the cumulative hydrogen production curves and obtain the hydrogen production potential (P), the hydrogen production rate (R) and lag phase (...

Ngày tải lên: 05/09/2013, 09:08

... with hydrogen production when using these two energy sources [14], except when using oxy-fuel combustion [15], which is currently at the developmental stage. The need for large-scale hydrogen production, ... location, resulting in the simultaneous production of several hydrogen streams (as shown in Figure 1). The hydrogen is derived in various stages from the hydrogen porti...

Ngày tải lên: 05/09/2013, 14:58

... Biological hydrogen production in suspended and attached growth anaerobic reactor systems. Int. J. Hydrogen Energy 2006, 31(9), 1164-1175. [18] Yu H.Q., Mu Y. Biological hydrogen production ... enhancing biohydrogen gas production. Environ. Sci. Technol. 2003, 37(22), 5186-5190. [23] Park W., Hyun S., Oh S.E., Logan B.E., Kim I. Removal of headspace CO 2 increase biological hy...

Ngày tải lên: 05/09/2013, 14:58

... also in automobile sector. Hydrogen is a non polluting fuel as it produces only water on its usage in fuel cells or IC engines. Major part of the world’s hydrogen production (about 45 million ... Foundation - All rights reserved. Keywords: Hydrogen, Carbon catalysts, Methane cracking, Thermo catalytic decomposition. 1. Introduction The demand for hydrogen is increasing d...

Ngày tải lên: 05/09/2013, 15:28

... reaction and the hydrogenation of carbon dioxide: CO + H 2 O = H 2 + CO 2 Water-gas-shift 3H 2 + CO 2 = CH 3 OH + H 2 O Hydrogenation of carbon dioxide 2H 2 + CO = CH 3 OH Methanol production also ... Chemicals Combustion Benchmarking Biomass Gasification Technologies for Fuels, Chemicals and Hydrogen Production Prepared for U.S. Department of Energy National Energy Technology Labor...

Ngày tải lên: 18/03/2014, 02:20

... Membrane-Assisted Catalytic Cracking of Hydrogen Sulphide (H 2 S) 161 Jan Galuszka, Gaetano Iaquaniello, Paolo Ciambelli, Vincenzo Palma and Elvirosa Brancaccio ix 9 Alkanes Dehydrogenation 183 Moshe Sheintuch ... Castello della Magliana 75, 00148 Rome, Italy M. De Falco et al. (eds.), Membrane Reactors for Hydrogen Production Processes, DOI: 10.1007/978-0-85729-151-6_1, Ó Springer-Verl...

Ngày tải lên: 01/04/2014, 10:34

... substantial demand for hydrogen in sustainable industrial production such as for chemicals and steels. 1.2 Hydrogen Properties 1.2.1  Hydrogen Isotopes Having atomic number 1, hydrogen is the lightest ... global ammonia production consumed 26 million tonnes of hydrogen. In the same year, the U.S. consumption was 2.2 million tonnes of hydrogen. Today, hydrogen required for am...

Ngày tải lên: 01/04/2014, 11:40

... reactors for hydrogen production. In this article, we focus our review on the inorganic membranes systems for hydrogen separation and for membrane reactors involving the removal of hydrogen. Hydrogen- permselective ... reserved. Keywords: Membranes; Dense metal membranes; Porous membranes; Hydrogen production; Hydrogen purification 1. Introduction The concept of a hydrogen econom...

Ngày tải lên: 13/05/2014, 01:01