Almacenamiento de hidrógeno en carbones activados por oxidación con aire
ABSTRACT: In this work, hydrogen adsorption was studied over an activated carbon using oxidative techniques. The influence of the time of oxidation of the carbonaceous material on the H2 storage capacity was evaluated. Hydrogen adsorption experiments were carried out at low temperatures (77 K) using...
- Autores:
-
Hernández Bustamante, Diana Lucía
Jiménez Cartagena, Francisco José
Mondragón Pérez, Fanor
López López, Diana Patricia
- Tipo de recurso:
- Article of investigation
- Fecha de publicación:
- 2007
- Institución:
- Universidad de Antioquia
- Repositorio:
- Repositorio UdeA
- Idioma:
- spa
- OAI Identifier:
- oai:bibliotecadigital.udea.edu.co:10495/7833
- Acceso en línea:
- http://hdl.handle.net/10495/7833
- Palabra clave:
- Almacenamiento de hidrógeno
Adsorption
Carbón activado
Carbon, activated
Oxidación
Oxidation
http://aims.fao.org/aos/agrovoc/c_5472
- Rights
- openAccess
- License
- https://creativecommons.org/licenses/by-nc-sa/4.0/
| Summary: | ABSTRACT: In this work, hydrogen adsorption was studied over an activated carbon using oxidative techniques. The influence of the time of oxidation of the carbonaceous material on the H2 storage capacity was evaluated. Hydrogen adsorption experiments were carried out at low temperatures (77 K) using a volumetric method and at high pressures (10, 20 and 30 atm) using a gravimetric method. The results indicated that char oxidation modifies the inner structure of the material which increases the storage capacity of hydrogen. |
|---|