Title:
BIOGAS REFINING SYSTEM AND METHOD FOR REFINING BIOGAS
Document Type and Number:
Japanese Patent JP2019127524
Kind Code:
A
Abstract:
To provide the biogas refining system capable of keeping a methane concentration or a methane amount of a refined gas constant with a simple configuration.SOLUTION: The biogas refining system according to an embodiment comprises: a refinery that separates carbon dioxide from the biogas to output the refined gas; a Wobbe meter that measures a Wobbe index of the refined gas; and a control device that controls refining conditions of the refinery based on the Wobbe index so that the methane concentration or the methane amount of the refined gas becomes constant.SELECTED DRAWING: Figure 7
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Inventors:
KUME TAKAO
KATO TAKUMA
KATO TAKUMA
Application Number:
JP2018009490A
Publication Date:
August 01, 2019
Filing Date:
January 24, 2018
Export Citation:
Assignee:
TOKYO GAS CO LTD
International Classes:
C10L3/10; B01D53/22; B01D61/58; H01M8/0612
Domestic Patent References:
| JP2009024031A | 2009-02-05 | |||
| JP2014159543A | 2014-09-04 | |||
| JP2017155155A | 2017-09-07 | |||
| JP2017526941A | 2017-09-14 |
Attorney, Agent or Firm:
Tadashige Ito
Tadahiko Ito
Tadahiko Ito