MicroPyros, Altenstant
MicroPyros, Altenstant is a hydrogen project in Bavaria, Germany using biological methanation.
Overview
Statusproject completed; plant decommissioned
Country · regionGermany · Bavaria
Technologybiological methanation
ProductCH₄ / methane
Capacity0.001 MWInternational Energy Agency · as of 2026
Capacity values retain their recorded units and scope. MW, kt H₂/y and Nm³ H₂/h are different measures; this page does not convert or add them without a shared operating basis. “Other Electrolysis” and “Unknown PtX” are recorded classifications, not a specific electrolyzer design or power-to-X route.
Details
Technology & product
Configuration Detailtotal reactor volume of 5000 L
Project Typepilot plant
Status & timeline
Lifecycle Stagedecommissioned after project completion
Date online (tracker field)2018 (meaning under review)International Energy Agency · as of 2026
Location & names
Site NameAltenstadt
Additional project information
Progress StatusOperationalInternational Energy Agency · as of 2026
Configuration DetailUnknown PtXInternational Energy Agency · as of 2026
ProductCH4International Energy Agency · as of 2026
TechnologyOther ElectrolysisInternational Energy Agency · as of 2026
Capacity (Announced Size)0.25 Nm3 H2/hInternational Energy Agency · as of 2026
Capacity (Nm³ H₂/h)0.25 Nm³ H₂/hInternational Energy Agency · as of 2026
Capacity (kt H2/y)0.00019 kt H2/yInternational Energy Agency · as of 2026
Timeline
No recorded project events.
Sources & record history
Sources
- Witzenhausen-Institut / ASK-EU Aufwertung von Biogas durch Power-to-Gas mit mikrobiologischer Methanisierung - Erste Erfahrungen mit der Pilotanlage in Altenstadt, Bayern
- DVGW / Portal Green WO AUS WIND UND SONNE GRÜNES GAS WIRD ... Shared by 2 fields: Current
- Robert Bauer / Regatec BioFARM: Shorten development time and reduce costs for biomethanation projects Shared by 3 fields: Current
- MicroPyros BioEnerTec GmbH Technology – MicroPyros Shared by 2 fields: Current
- International Energy Agency IEA Hydrogen Projects dataset Shared by 9 fields: Snapshot 2026-06-18 · Confidence: reported · Older value (2026)
- REGATEC PowerPoint-Präsentation Shared by 2 fields: Current
Field sources
Shared date, confidence and value status appear once with their source above; a dash in the table refers to that source context.
| Field | Shown value | Original value | Source | Date basis | Meaning |
|---|---|---|---|---|---|
| Name | MicroPyros, Altenstant | View exact valueMicroPyros, Altenstant | Aufwertung von Biogas durch Power-to-Gas mit mikrobiologischer Methanisierung - Erste Erfahrungen mit der Pilotanlage in Altenstadt, Bayern | Current | |
| Site Name | Altenstadt | View exact valueAltenstadt | WO AUS WIND UND SONNE GRÜNES GAS WIRD ... | — | |
| Administrative Area | Bavaria | View exact valueBavaria | WO AUS WIND UND SONNE GRÜNES GAS WIRD ... | — | |
| Country | Germany | View exact valueGermany | BioFARM: Shorten development time and reduce costs for biomethanation projects | — | |
| Configuration Detail | total reactor volume of 5000 L | View exact valuetotal reactor volume of 5000 L | BioFARM: Shorten development time and reduce costs for biomethanation projects | — | |
| Product | CH₄ / methane | View exact valueCH₄ / methane | Technology – MicroPyros | — | |
| Project Type | pilot plant | View exact valuepilot plant | BioFARM: Shorten development time and reduce costs for biomethanation projects | — | |
| Technology | biological methanation | View exact valuebiological methanation | Technology – MicroPyros | — | |
| Capacity | 0.001 MW | View exact value0.001125 MW | IEA Hydrogen Projects dataset | — | — |
| Event | Date online : 2018 | View exact value{"date":"2018","date_precision":"year","event":"Date online","basis":"iea_hydrogen_projects_raw.csv"} | IEA Hydrogen Projects dataset | — | — |
| Lifecycle Stage | decommissioned after project completion | View exact valuedecommissioned after project completion | PowerPoint-Präsentation | — | |
| Progress Status | project completed; plant decommissioned | View exact valueproject completed; plant decommissioned | PowerPoint-Präsentation | — | |
| Progress Status | Operational | View exact valueOperational | IEA Hydrogen Projects dataset | — | — |
| Configuration Detail | Unknown PtX | View exact valueUnknown PtX | IEA Hydrogen Projects dataset | — | — |
| Product | CH4 | View exact valueCH4 | IEA Hydrogen Projects dataset | — | — |
| Technology | Other Electrolysis | View exact valueOther Electrolysis | IEA Hydrogen Projects dataset | — | — |
| Capacity (Announced Size) | 0.25 Nm3 H2/h | View exact value0.25 Nm3 H2/h | IEA Hydrogen Projects dataset | — | — |
| Capacity (Nm³ H₂/h) | 0.25 Nm³ H₂/h | View exact value0.25 Nm³ H₂/h | IEA Hydrogen Projects dataset | — | — |
| Capacity (kt H2/y) | 0.00019 kt H2/y | View exact value0.00019491 kt H2/y | IEA Hydrogen Projects dataset | — | — |
Record history
9 current sourced values · 2 older values · Record updated