Materials for the Hydrogen Economy (2009) Part 2 potx

... adsorption of CO 2 or other gas impurities, and the water shift gas reaction (equation 1.4). C x H y + x /2 O 2 → xCO + y /2 H 2 5 024 .indb 8 11/18/07 5:44 :26 PM 12 Materials for the Hydrogen Economy Two ... (wt%) Material (wt%) Brick Type A B C a Cr 2 O 3 90.3 87.3 81.0 Al 2 O 3 7.0 2. 5 0.4 MgO 0 .28 0. 12 17.0 ZrO 2 0.01 5 .2 NA SiO 2 0.3 0 .2 0.1 Fe...

Ngày tải lên: 12/08/2014, 03:20

... Group, an informa business Boca Raton London New York 5 024 .indb 3 11/18/07 5:44:07 PM Materials for the Hydrogen Economy 5 024 .indb 1 11/18/07 5:44:07 PM viii Materials for the Hydrogen Economy Chapter ... Syngas for Chemical Processing 22 1.11 Materials of Construction 23 1.11.1 Liners for Gas or Liquid Feedstock 25 1.11 .2 Liners for Solid Feedstock 27...

Ngày tải lên: 12/08/2014, 03:20

... UHP He 29 22 ppm H2S/19 .2% H2/balance He 1.5% H2S/balance H2 and UHP He 5 024 .indb 150 11/18/07 5: 52: 09 PM 126 Materials for the Hydrogen Economy 5 .2. 1 OxyGen-tOlerant hydrOGenaSe SyStemS The development ... H2S/19 .2% H2/balance He 25 0 ppm H2S/balance H2 and UHP He 97 ppm H2S/19.4% H2/balance He 500 ppm H2S/balance H2 and UHP He 400 ppm H2S/79.8% H2/balance He 500 ppm...

Ngày tải lên: 12/08/2014, 03:20

... Germany, 19 92, pp. 914– 923 . 5 024 .indb 178 11/18/07 5: 52: 56 PM 1 82 Materials for the Hydrogen Economy The product of D and K is referred to as Φ, the permeation coefcient or permeabil- ity of the material. ... constant stress intensity factor range (∆K) for a low-alloy steel in hydrogen gas. 35 5 024 .indb 168 11/18/07 5: 52: 42 PM 1 72 Materials for the...

Ngày tải lên: 12/08/2014, 03:20

... wt% H2 122 H2 g/l NaBH4 10.6 wt% H2 114 H2 g/l KBH4 7.5 wt% H2 83 H2 g/l Mg(BH4 )2 14.8 wt% H2 110 H2 g/l Ca(BH4 )2 11.6 wt% H2 107 H2 g/l Zn(BH4 )2 8.4 wt% H2 — 5 024 .indb 20 0 11/18/07 5:53 :20 PM Reversible ... ZrO 2 . 31 5 024 .indb 21 3 11/18/07 5:53: 32 PM 1 92 Materials for the Hydrogen Economy weight and volume density, and (2) there are some fundamental material p...

Ngày tải lên: 12/08/2014, 03:20

... FRR(10–8/g·h·cm2) Degradation Rate(V/h) 40 1,000 4.89 40 60 1 ,20 0 3.54 17 80 1,050 3. 52 20 100 1,300 2. 85 3 120 1,050 2. 67 1 5 024 .indb 27 8 11/18/07 5:54:59 PM 28 4 Materials for the Hydrogen Economy 12. 3.3 .2. 5 ... high loading Pt nanoparticles on sonochemically-treated carbon nanotubes, J. Phys. Chem. B, 108, 1 925 5, 20 04. 5 024 .indb 3 02 11/18/07 5:55 :2...

Ngày tải lên: 12/08/2014, 03:20

... according to the reaction CO + 2 H 2 → –[CH 2 ]– + H 2 O. Fischer–Tropsch 5 024 .indb 22 11/18/07 5:44:39 PM 8 Materials for the Hydrogen Economy hydrodesulfurization (see gure 1 .2) . When gasication ... (wt%) Material (wt%) Brick Type A B C a Cr 2 O 3 90.3 87.3 81.0 Al 2 O 3 7.0 2. 5 0.4 MgO 0 .28 0. 12 17.0 ZrO 2 0.01 5 .2 NA SiO 2 0.3 0 .2 0.1 Fe +2...

Ngày tải lên: 13/08/2014, 16:21

... Introduction 123 5 .2 Description of the Process 124 5 .2. 1 Oxygen-Tolerant Hydrogenase Systems 126 5 .2. 2 Anaerobic Hydrogenase Systems 127 5.3 Reactor Materials 129 5.3.1 Photobioreactors 130 5.3 .2 Photobioreactor ... I 2 . Feed H 2 O Concentration (wt%) 20 22 24 26 28 30 10 4 1000 100 10 10 4 1000 100 10 Flux (g/m 2 h) Separation Factor FIGURE 4 .22 Naon-117® perf...

Ngày tải lên: 13/08/2014, 16:21

... must be understood for any new steels used for hydrogen gas pipelines. 5 024 .indb 173 11/18/07 5: 52: 49 PM 5 024 .indb 180 11/18/07 5: 52: 57 PM 168 Materials for the Hydrogen Economy The effect of various ... in hydrogen gas service. 5 5 024 .indb 161 11/18/07 5: 52: 24 PM 184 Materials for the Hydrogen Economy As noted, the majority of research into hydro...

Ngày tải lên: 13/08/2014, 16:21

... range of H 2 /CO ratios. 20 The H-to-C mole ratios for some carbon feedstock materials are about 0.1 for wood, 1 for coal, 2 for oil, and 4 for methane. 10 In general, the higher the hydrocarbon ... natural gas, which is preheated before entry in the gasier. Gasication 5 024 .indb 21 11/18/07 5:44:38 PM 16 Materials for the Hydrogen Economy 1.9 GAS...

Ngày tải lên: 14/03/2014, 16:20