14 june 2011 integrating biogas in the regional gas grid
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14 June 2011
Integrating biogas in the regional gas grid
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14 June 2011
Renewable gases
Renewable Biomass
Gasification
Anaerobic digestion
Direct use
Upgrading
Upgrading
Natural gas grid
Biomethane
Biogas
Bio Synthetic Gas
Dedicated grid
Cleaning
Cleaning
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14 June 2011
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Three current feed-in projects
1. De Marke, Hengelo (Gld)
2. Schoteroog, Haarlem
3. HVC, Middenmeer
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14 June 2011
De Marke, Hengelo (Gld)
Specifications
• Parties involved: Wageningen UR Livestock Research, GreenChoice
• Source: Manure (cows)
• Upgrading: Gas washing
• Max. flow: 14 m3/hr
• Location: Hengelo (Gld)
• Gas pressure: 100 mbar
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14 June 2011
Schoteroog, Haarlem
Specifications
• Parties involved: Essent, Gas Treatment Services, NV Afvalzorg, Hoogheemraadschap Rijnland en Gemeente Haarlem
• Source: Landfill and waste water treatment plant
• Upgrading : GPP® - cryogene technique
• Max. flow: 300 m3/hr – 1000 m3/hr
• Location: Haarlem
• Gas pressure: 4 bar
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14 June 2011
HVC, Middenmeer
Specifications• Parties involved: HVC, DHV• Source: Compostable waste• Upgrading: Gas washing• Max. flow: 1000 m3/hr• Location: Middenmeer• Gas pressure: 8 bar
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14 June 2011
Pattern of gas demand
Example for an 8 bar grid
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14 June 2011
Optimal location choice
Location & opportunities
– Feed in location: Highway or Dirt Road
– Optimal solution; costs
– Central Upgrade Unit
– Injection 40 Bar?
– Demand vs. Production
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14 June 2011
Feed-in station
Monitoring:
• Chemical composition
• Pressure
• Volume flow
Including:
• Filter
• Safety valves
• Data communication
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14 June 2011
Biogas in the natural gas grid
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14 June 2011
Biogas grids
Gas Station
User 2
Prod 2
Prod 1
User 1
40 Bar
8 bar
Injection: If demand all users < producers
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To help create a better society in the regions in which we operate and to contribute to social and economic growth.