<META HTTP-EQUIV="Content-Type" CONTENT="text/html; charset=iso-8859-7">
<html xmlns:v="urn:schemas-microsoft-com:vml" xmlns:o="urn:schemas-microsoft-com:office:office" xmlns:w="urn:schemas-microsoft-com:office:word" xmlns:m="http://schemas.microsoft.com/office/2004/12/omml" xmlns="http://www.w3.org/TR/REC-html40"><head><meta name=Generator content="Microsoft Word 15 (filtered medium)"><!--[if !mso]><style>v\:* {behavior:url(#default#VML);}
o\:* {behavior:url(#default#VML);}
w\:* {behavior:url(#default#VML);}
.shape {behavior:url(#default#VML);}
</style><![endif]--><style><!--
/* Font Definitions */
@font-face
{font-family:"Cambria Math";
panose-1:2 4 5 3 5 4 6 3 2 4;}
@font-face
{font-family:Calibri;
panose-1:2 15 5 2 2 2 4 3 2 4;}
/* Style Definitions */
p.MsoNormal, li.MsoNormal, div.MsoNormal
{margin:0cm;
margin-bottom:.0001pt;
font-size:11.0pt;
font-family:"Calibri",sans-serif;
mso-fareast-language:EN-US;}
a:link, span.MsoHyperlink
{mso-style-priority:99;
color:#0563C1;
text-decoration:underline;}
a:visited, span.MsoHyperlinkFollowed
{mso-style-priority:99;
color:#954F72;
text-decoration:underline;}
span.EmailStyle17
{mso-style-type:personal-compose;
font-family:"Calibri",sans-serif;
color:windowtext;}
.MsoChpDefault
{mso-style-type:export-only;
font-family:"Calibri",sans-serif;
mso-fareast-language:EN-US;}
@page WordSection1
{size:612.0pt 792.0pt;
margin:72.0pt 72.0pt 72.0pt 72.0pt;}
div.WordSection1
{page:WordSection1;}
--></style><!--[if gte mso 9]><xml>
<o:shapedefaults v:ext="edit" spidmax="1026" />
</xml><![endif]--><!--[if gte mso 9]><xml>
<o:shapelayout v:ext="edit">
<o:idmap v:ext="edit" data="1" />
</o:shapelayout></xml><![endif]--></head><body lang=EN-CA link="#0563C1" vlink="#954F72"><div class=WordSection1><p class=MsoNormal>Dear Friends<o:p></o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal>Here is the TLUD again with about an hour of its performance. <o:p></o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal><span style='mso-fareast-language:EN-CA'><img width=236 height=458 id="Picture_x0020_1" src="cid:image002.jpg@01D18147.3FBAC180"></span><o:p></o:p></p><p class=MsoNormal>CARITAS TJ3B single pot TLUD Coal Burner<o:p></o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal>High power burn time is about 4 hours, lowered it will run for 6-8 hrs untouched. It is going to be very popular as a room heater for overnight because you don’t have to attend to it.<o:p></o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal>I tried to adjust the primary air supply to see what happened. Because the secondary air is fixed, the EA went up to 127% and the CO rose at the same time. To be really clean it needs to have an EA value of about 50-75%. In order to maintain that across a range of power it would be necessary to have the primary and secondary adjust at the same time. <o:p></o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal>Performance: <o:p></o:p></p><p class=MsoNormal><span style='mso-fareast-language:EN-CA'><img width=472 height=286 id="Picture_x0020_5" src="cid:image004.jpg@01D18147.3FBAC180"></span><o:p></o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal>For a short time, about 10 minutes, the CO/CO2 ratio dropped off the scale.<o:p></o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal><span style='mso-fareast-language:EN-CA'><img width=236 height=196 id="Picture_x0020_4" src="cid:image009.jpg@01D18147.3FBAC180"></span><o:p></o:p></p><p class=MsoNormal>TJ3B TLUD burning coal from Kyrgyzstan.<o:p></o:p></p><p class=MsoNormal>Particle size 15-30mm; working diameter 210mm.<o:p></o:p></p><p class=MsoNormal>Bed depth 350mm.<o:p></o:p></p><p class=MsoNormal>Best performance: 50% excess air.<o:p></o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal>Outside body temperature: 443°C (Emissivity <span style='font-size:16.0pt'>å</span>=0.93)<o:p></o:p></p><p class=MsoNormal><span style='mso-fareast-language:EN-CA'><img width=189 height=210 id="Picture_x0020_6" src="cid:image010.jpg@01D18147.3FBAC180"></span><o:p></o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal>Regards<o:p></o:p></p><p class=MsoNormal>Crispin<o:p></o:p></p><p class=MsoNormal><o:p> </o:p></p></div></body></html>