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	<id>https://wiki.opensourceecology.org/index.php?action=history&amp;feed=atom&amp;title=The_Charvester_%28biochar_producing_tractor%29</id>
	<title>The Charvester (biochar producing tractor) - Revision history</title>
	<link rel="self" type="application/atom+xml" href="https://wiki.opensourceecology.org/index.php?action=history&amp;feed=atom&amp;title=The_Charvester_%28biochar_producing_tractor%29"/>
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	<updated>2026-04-18T20:34:56Z</updated>
	<subtitle>Revision history for this page on the wiki</subtitle>
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	<entry>
		<id>https://wiki.opensourceecology.org/index.php?title=The_Charvester_(biochar_producing_tractor)&amp;diff=152193&amp;oldid=prev</id>
		<title>Rasmus: categorized</title>
		<link rel="alternate" type="text/html" href="https://wiki.opensourceecology.org/index.php?title=The_Charvester_(biochar_producing_tractor)&amp;diff=152193&amp;oldid=prev"/>
		<updated>2017-05-14T15:03:33Z</updated>

		<summary type="html">&lt;p&gt;categorized&lt;/p&gt;
&lt;table style=&quot;background-color: #fff; color: #202122;&quot; data-mw=&quot;interface&quot;&gt;
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				&lt;td colspan=&quot;2&quot; style=&quot;background-color: #fff; color: #202122; text-align: center;&quot;&gt;← Older revision&lt;/td&gt;
				&lt;td colspan=&quot;2&quot; style=&quot;background-color: #fff; color: #202122; text-align: center;&quot;&gt;Revision as of 15:03, 14 May 2017&lt;/td&gt;
				&lt;/tr&gt;&lt;tr&gt;&lt;td colspan=&quot;2&quot; class=&quot;diff-lineno&quot; id=&quot;mw-diff-left-l16&quot;&gt;Line 16:&lt;/td&gt;
&lt;td colspan=&quot;2&quot; class=&quot;diff-lineno&quot;&gt;Line 16:&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;* Project leader: [http://www.geo.uu.se/biokol/default.aspx?pageid=37&amp;amp;lan=0 Lars Hylander, Uppsala universitet]  &lt;/div&gt;&lt;/td&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;* Project leader: [http://www.geo.uu.se/biokol/default.aspx?pageid=37&amp;amp;lan=0 Lars Hylander, Uppsala universitet]  &lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;* poster with illustrations: [http://www.ibi2010.org/wp-content/uploads/CharvesterRioPoster.pdf IBI Meeting, Rio 2010]  (internal copy [[Media:CharvesterRioPoster.pdf|here]])&lt;/div&gt;&lt;/td&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;* poster with illustrations: [http://www.ibi2010.org/wp-content/uploads/CharvesterRioPoster.pdf IBI Meeting, Rio 2010]  (internal copy [[Media:CharvesterRioPoster.pdf|here]])&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
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&lt;tr&gt;&lt;td colspan=&quot;2&quot; class=&quot;diff-side-deleted&quot;&gt;&lt;/td&gt;&lt;td class=&quot;diff-marker&quot; data-marker=&quot;+&quot;&gt;&lt;/td&gt;&lt;td style=&quot;color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;&lt;ins style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;[[Category:Biochar]]&lt;/ins&gt;&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
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		<author><name>Rasmus</name></author>
	</entry>
	<entry>
		<id>https://wiki.opensourceecology.org/index.php?title=The_Charvester_(biochar_producing_tractor)&amp;diff=20790&amp;oldid=prev</id>
		<title>Rasmus: Created page with &quot;{{Category=Food and Agriculture}}  {{Category=Energy}}   [[File:Charvester.jpg|400px|thumb|right|Based on an estimated capacity of 500 kg char/hour and a utitlity factor of 68%, ...&quot;</title>
		<link rel="alternate" type="text/html" href="https://wiki.opensourceecology.org/index.php?title=The_Charvester_(biochar_producing_tractor)&amp;diff=20790&amp;oldid=prev"/>
		<updated>2011-03-20T15:23:10Z</updated>

		<summary type="html">&lt;p&gt;Created page with &amp;quot;{{Category=Food and Agriculture}}  {{Category=Energy}}   [[File:Charvester.jpg|400px|thumb|right|Based on an estimated capacity of 500 kg char/hour and a utitlity factor of 68%, ...&amp;quot;&lt;/p&gt;
&lt;p&gt;&lt;b&gt;New page&lt;/b&gt;&lt;/p&gt;&lt;div&gt;{{Category=Food and Agriculture}} &lt;br /&gt;
{{Category=Energy}} &lt;br /&gt;
&lt;br /&gt;
[[File:Charvester.jpg|400px|thumb|right|Based on an estimated capacity of 500 kg char/hour and a utitlity factor of 68%,  a large part of the globally possible charring could be achieved with 1–6 million charvesters.]]&lt;br /&gt;
&lt;br /&gt;
Goal: develop a mobile pyrolysis unit for production of [[biochar]] from waste organic material. By incorporating the biochar into soil, soil fertility and water holding capacity are improved and nutrient leaching reduced. &lt;br /&gt;
&lt;br /&gt;
The aim is threefold: &amp;lt;br&amp;gt;&lt;br /&gt;
I.) mitigating high air CO2 levels &amp;lt;br&amp;gt;&lt;br /&gt;
II.) improve soil fertility &amp;lt;br&amp;gt;&lt;br /&gt;
III.) deliver energy to the agriculture and raw materials to the synthetic industry. &amp;lt;br&amp;gt;&lt;br /&gt;
&lt;br /&gt;
The ”heart” of the project is a ”charvester”, a mobile unit for pyrolysis (that is heating at restricted oxygen supply) of organic waste material in a closed system. Gases produced such as hydrogen, carbon oxide and methane will be collected and serve in the chemical industry as an energy source. &lt;br /&gt;
&lt;br /&gt;
* extensive project overview [http://www.mistra.org/mistraenglish/research/ideasupportgrants/ideasupportgrants/amobilepyrolysisunitforcarbonsequestrationandfertilizerproduction.4.87749a811cbd4c4fb4800036256.html here] &lt;br /&gt;
* Project leader: [http://www.geo.uu.se/biokol/default.aspx?pageid=37&amp;amp;lan=0 Lars Hylander, Uppsala universitet] &lt;br /&gt;
* poster with illustrations: [http://www.ibi2010.org/wp-content/uploads/CharvesterRioPoster.pdf IBI Meeting, Rio 2010]  (internal copy [[Media:CharvesterRioPoster.pdf|here]])&lt;/div&gt;</summary>
		<author><name>Rasmus</name></author>
	</entry>
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