Materials for the Hydrogen Economy (2007) Episode 8 docx

... permeation barrier for MANET steel, Fusion Engineering and Design, 41, 149 (19 98) . 5024.indb 190 11/ 18/ 07 5:53:11 PM 188 Materials for the Hydrogen Economy 8. 5 SUMMARY The best hydrogen barrier ... between the host and dopant cation radii. The ionic radius for Zr 4+ is 0 .84 Å when the coordination number is 8; it is 0 .87 Å for Sc 3+ and 1.109 for Y...

Ngày tải lên: 13/08/2014, 16:21

... lockhopper at the top of the gasier, with oxygen and steam (H 2 O) introduced in the gasier base. Gas is pulled from the base to the top of the gasier, with the hot ash at the base of the gasier ... gases. The countercurrent gas ow of the syngas at the top of the gasier preheats the incoming carbon feedstock and cools the syngas. The carbon feed passe...

Ngày tải lên: 13/08/2014, 16:21

... hydrides Hydrocarbon, 7 -8 membranes, 281 -84 Hydrocracking, 7 -8 Hydrogen absorption kinetics, 193-96, 1 98- 99, 202 barrier coatings external, 183 -85 grown-on oxide lm, 185 -87 , 188 f purpose of, 182 -83 capacity ... use, 81 -84 , 1 18- 19 demonstration, 83 -84 energy efciency, 82 gaseous HI decomposition, 1 08 heat sources, 82 HI decomposition, 87 -90, 91-93, 99-111, 1...

Ngày tải lên: 13/08/2014, 16:21

... engineer in the Bellevue ofce, work- ing in mechanics and materials practice; and GT-Engineering from May 2006 to the present. 5024.indb 23 11/ 18/ 07 5:44: 18 PM xii Materials for the Hydrogen Economy rather ... 5:44:12 PM 5024.indb 10 11/ 18/ 07 5:44:11 PM xvi Materials for the Hydrogen Economy Co–polypyrrole–carbon. However, none of these have matched the cat...

Ngày tải lên: 13/08/2014, 16:21

... conducted in Germany in the 1 980 s and 1990s on advanced materials and designs 5024.indb 38 11/ 18/ 07 5:44:53 PM 42 Materials for the Hydrogen Economy shown to be reversible. They can “load level” ... O 2 (2 .8) 5024.indb 48 11/ 18/ 07 5:45:04 PM 56 Materials for the Hydrogen Economy 44. Henne, R.H. et al., Light-Weight SOFCs for Automotive Auxiliary Power Un...

Ngày tải lên: 13/08/2014, 16:21

... 69 11/ 18/ 07 5:45:32 PM 76 Materials for the Hydrogen Economy the scale, disrupting the scale formation. In contrast to the fuel cell mode, the elec- trolyzer evolves high-purity oxygen on the anode ... high-temperature materials and the focus on hydrogen technologies provide the basis for rapid progress in this area. 5024.indb 76 11/ 18/ 07 5:45:45 PM 70 Mater...

Ngày tải lên: 13/08/2014, 16:21

... 11/ 18/ 07 5:46:15 PM 98 Materials for the Hydrogen Economy The long-term corrosion performance and creep characteristics of the alloys in the present environment will need to be addressed in the ... 11/ 18/ 07 5:51:11 PM 110 Materials for the Hydrogen Economy TABLE 4 . 18 Materials Options for Section III: Hydrogen Iodide Decomposition Process Regime Cond...

Ngày tải lên: 13/08/2014, 16:21

... and have given the highest hydrogen ux (20 5024.indb 1 48 11/ 18/ 07 5:52:07 PM 132 Materials for the Hydrogen Economy for important material properties have not been established. The list of properties ... expression of the antisense SulP gene, 5024.indb 1 28 11/ 18/ 07 5:51:45 PM 1 38 Materials for the Hydrogen Economy or higher. If by-products, such as c...

Ngày tải lên: 13/08/2014, 16:21

... 11/ 18/ 07 5:52:49 PM 1 78 Materials for the Hydrogen Economy 17. Hirth, J.P., Effects of hydrogen on the properties of iron and steel, Metallurgical Trans- actions, 11A, 86 1 89 0, 1 980 . 18. ... must be understood for any new steels used for hydrogen gas pipelines. 5024.indb 173 11/ 18/ 07 5:52:49 PM 5024.indb 180 11/ 18/ 07 5:52:57 PM 1 68 Materials for t...

Ngày tải lên: 13/08/2014, 16:21

... sample, on the hydrogen side of the air hydrogen sample, or on the hydrogen hydrogen sample. The oxidation behavior on the hydrogen side of the air hydrogen sample was similar to that on the hydrogen hydrogen ... 11/ 18/ 07 5:54:07 PM 240 Materials for the Hydrogen Economy between the glass–ceramics and the ferritic steel on the hydrogen side. Howev...

Ngày tải lên: 13/08/2014, 16:21