How can manure be turned into energy?

  • Thread starter Fumlebumle
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    Methane
In summary, methane is a colorless and odorless gas commonly found in manure that is extracted through anaerobic digestion. This process helps to reduce greenhouse gas emissions, produce renewable energy, and manage manure in an environmentally friendly manner. However, there are challenges and limitations, such as the high cost and suitability for different types of manure. Despite this, extracting methane from manure is a sustainable practice that can help mitigate climate change and create a closed-loop system.
  • #1
Fumlebumle
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Hi
I heard that it was possibel to extract methane from manure, so you could produce energy/power. I understand that ATZ and TVA (some german companies?) are making this, but I am wondering how the process works.
Anyone who can tell me?

/Fumle
 
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  • #2


You use http://en.wikipedia.org/wiki/Methanogen" .
 
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  • #3


alxm said:
You use methanogenic bacteria[/URL].
Which come free with the manure - especially if you have cows.
 
  • #4


It's not an extraction from manure - it's fermentation of manure with methane production.
 

What is methane and why is it important to extract it from manure?

Methane is a colorless and odorless gas that is commonly found in manure as a byproduct of the decomposition process. It is important to extract methane from manure because it is a potent greenhouse gas that contributes to climate change. By extracting methane, we can reduce its impact on the environment and also utilize it as a source of renewable energy.

How is methane extracted from manure?

Methane can be extracted from manure through a process called anaerobic digestion. In this process, manure is placed in an airtight container and bacteria break down the organic matter, producing methane as a byproduct. The methane can then be collected and used as a source of energy.

What are the benefits of extracting methane from manure?

There are several benefits to extracting methane from manure. Firstly, it helps to reduce the amount of methane released into the atmosphere, which helps to mitigate climate change. Secondly, the extracted methane can be used as a source of renewable energy, reducing the reliance on fossil fuels. Lastly, the process of extracting methane can also help to manage manure and reduce odor and pathogens, making it a more environmentally friendly and sustainable practice.

Are there any challenges or limitations to extracting methane from manure?

While extracting methane from manure has many benefits, there are also some challenges and limitations. One challenge is the high cost of setting up and maintaining anaerobic digestion systems. Additionally, the process may not be suitable for all types of manure, and the amount of methane produced can vary depending on factors such as temperature and moisture. Proper management and maintenance are also crucial for the success of methane extraction from manure.

Is extracting methane from manure a sustainable practice?

Yes, extracting methane from manure is a sustainable practice. It helps to reduce greenhouse gas emissions, produces renewable energy, and helps to manage manure in an environmentally friendly manner. It is also a closed-loop process, as the leftover material from anaerobic digestion can be used as fertilizer for crops, completing the cycle. However, proper management and monitoring are essential to ensure the sustainability and effectiveness of this practice.

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