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	<id>https://wiki.opensourceecology.org/index.php?action=history&amp;feed=atom&amp;title=On_the_tesla_turbine</id>
	<title>On the tesla turbine - Revision history</title>
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	<updated>2026-04-19T19:56:11Z</updated>
	<subtitle>Revision history for this page on the wiki</subtitle>
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	<entry>
		<id>https://wiki.opensourceecology.org/index.php?title=On_the_tesla_turbine&amp;diff=25477&amp;oldid=prev</id>
		<title>Syk0 saje: Replaced content with &quot;{{delete|content moved to Tesla Turbine}}&quot;</title>
		<link rel="alternate" type="text/html" href="https://wiki.opensourceecology.org/index.php?title=On_the_tesla_turbine&amp;diff=25477&amp;oldid=prev"/>
		<updated>2011-05-06T15:24:48Z</updated>

		<summary type="html">&lt;p&gt;Replaced content with &amp;quot;{{delete|content moved to &lt;a href=&quot;/wiki/Tesla_Turbine&quot; title=&quot;Tesla Turbine&quot;&gt;Tesla Turbine&lt;/a&gt;}}&amp;quot;&lt;/p&gt;
&lt;table style=&quot;background-color: #fff; color: #202122;&quot; data-mw=&quot;interface&quot;&gt;
				&lt;col class=&quot;diff-marker&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 15:24, 6 May 2011&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-l1&quot;&gt;Line 1:&lt;/td&gt;
&lt;td colspan=&quot;2&quot; class=&quot;diff-lineno&quot;&gt;Line 1:&lt;/td&gt;&lt;/tr&gt;
&lt;tr&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: #ffe49c; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;&lt;del style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;On the Tesla turbine - proceed to the simple steam engine, please.&lt;/del&gt;&lt;/div&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;{{delete|content moved &lt;/ins&gt;to &lt;ins style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;[[&lt;/ins&gt;Tesla &lt;ins style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;Turbine]]}}&lt;/ins&gt;&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&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: #ffe49c; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt; &lt;/div&gt;&lt;/td&gt;&lt;td colspan=&quot;2&quot; class=&quot;diff-side-added&quot;&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&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: #ffe49c; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;&lt;del style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;I know of one commercial tesla pump, and it is very expensive. I know of no commercial Tesla engines. Point is - to do this right - with longevity and proper seals - is advanced technology, and to my knowledge, not yet the realm of &amp;#039;appropriate technology&amp;#039; engineering. Sure, small toys work as examples, just like the Picoturbine works &lt;/del&gt;to &lt;del style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;power an LED light.&lt;/del&gt;&lt;/div&gt;&lt;/td&gt;&lt;td colspan=&quot;2&quot; class=&quot;diff-side-added&quot;&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&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: #ffe49c; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt; &lt;/div&gt;&lt;/td&gt;&lt;td colspan=&quot;2&quot; class=&quot;diff-side-added&quot;&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&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: #ffe49c; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;&lt;del style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;We considered the &lt;/del&gt;Tesla &lt;del style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;turbine seriously, I had materials quotes lined up - and then I found out that a typical implementation is 20% efficient, and the best documented one is 60 at obilaser.com. Old-fashioned steam engines are 80-90% efficient. When I recognized this - and considered limited working fluid in a solar concentrator sytem - I said bye-bye turbine.&lt;/del&gt;&lt;/div&gt;&lt;/td&gt;&lt;td colspan=&quot;2&quot; class=&quot;diff-side-added&quot;&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&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: #ffe49c; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt; &lt;/div&gt;&lt;/td&gt;&lt;td colspan=&quot;2&quot; class=&quot;diff-side-added&quot;&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&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: #ffe49c; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;&lt;del style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;I can provide a much longer discussion on the above.&lt;/del&gt;&lt;/div&gt;&lt;/td&gt;&lt;td colspan=&quot;2&quot; class=&quot;diff-side-added&quot;&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;/table&gt;</summary>
		<author><name>Syk0 saje</name></author>
	</entry>
	<entry>
		<id>https://wiki.opensourceecology.org/index.php?title=On_the_tesla_turbine&amp;diff=3033&amp;oldid=prev</id>
		<title>WikiSysop: New page: On the Tesla turbine - proceed to the simple steam engine, please.  I know of one commercial tesla pump, and it is very expensive. I know of no commercial Tesla engines. Point is - to do t...</title>
		<link rel="alternate" type="text/html" href="https://wiki.opensourceecology.org/index.php?title=On_the_tesla_turbine&amp;diff=3033&amp;oldid=prev"/>
		<updated>2008-09-14T19:34:33Z</updated>

		<summary type="html">&lt;p&gt;New page: On the Tesla turbine - proceed to the simple steam engine, please.  I know of one commercial tesla pump, and it is very expensive. I know of no commercial Tesla engines. Point is - to do t...&lt;/p&gt;
&lt;p&gt;&lt;b&gt;New page&lt;/b&gt;&lt;/p&gt;&lt;div&gt;On the Tesla turbine - proceed to the simple steam engine, please.&lt;br /&gt;
&lt;br /&gt;
I know of one commercial tesla pump, and it is very expensive. I know of no commercial Tesla engines. Point is - to do this right - with longevity and proper seals - is advanced technology, and to my knowledge, not yet the realm of &amp;#039;appropriate technology&amp;#039; engineering. Sure, small toys work as examples, just like the Picoturbine works to power an LED light.&lt;br /&gt;
&lt;br /&gt;
We considered the Tesla turbine seriously, I had materials quotes lined up - and then I found out that a typical implementation is 20% efficient, and the best documented one is 60 at obilaser.com. Old-fashioned steam engines are 80-90% efficient. When I recognized this - and considered limited working fluid in a solar concentrator sytem - I said bye-bye turbine.&lt;br /&gt;
&lt;br /&gt;
I can provide a much longer discussion on the above.&lt;/div&gt;</summary>
		<author><name>WikiSysop</name></author>
	</entry>
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