Combined installation for the production of biogas and compost, and method of switching a fermenter in a like installation between biogas production and composting
US8440437B2 · kind B2 · utility
Assignee
Inventor
Key dates
| Filing date | Mar 20, 2009 |
| Grant date | May 14, 2013 |
| Priority date | — |
| Expiry date | Mar 20, 2029 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02W30/40
- WIPO fieldBiotechnology
- WIPO sectorChemistry
Abstract
A combined installation is disclosed for the production of biogas and compost, including a dry fermentation fermenter for producing biogas in a batch mode, a biogas outlet, a purging gas inlet, a biogas line connected to the biogas outlet, a waste gas line, a waste gas chimney connected to the biogas outlet via a first biogas/waste gas line, a waste gas flare connected to the biogas outlet via a second biogas/waste gas line, a fresh air line connected to the purging gas inlet, a control means for connecting the biogas outlet to the biogas line or the biogas/waste gas chimney via the first biogas/waste gas line or the waste gas flare via the second biogas/waste gas line and for connecting the purging gas inlet to the waste gas line or the fresh air line, and a measurement means connected to the control means for detecting methane and carbon dioxide concentrations.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.