| 摘要 |
<p>Inflatable roof (2) for a fermentation tank (1) of a biogas plant, comprises at least two vertically superposed sheets fastened in gas-tight manner on the edge of a silage tank (3). At least one of these films (4) is used as an outer protective film for protection against mechanical damage and at least one is used as gas-tight inner biogas film. The inflatable air is introduced into the interior space between the protective film and biogas film via an air blower and a connecting piece, which supports the protective film and is durable on the biogas film. Inflatable roof (2) for a fermentation tank (1) of a biogas plant, comprises at least two vertically superposed sheets fastened in gas-tight manner on the edge of a silage tank (3). At least one of these films (4) is used as an outer protective film for protection against mechanical damage and at least one is used as gas-tight inner biogas film. The inflatable air is introduced into the interior space between the protective film and biogas film via an air blower and a connecting piece, which supports the protective film and is durable on the biogas film. At least one spacer (9) is provided within the interior space and be filled with inflatable air, between the protective film and biogas film. An independent claim is also included for a fermentation tank of a biogas plant comprising the inflatable roof.</p> |
