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<DIV><FONT size=2 face=Arial>On and off for the last 5 years or so there has
been interest in the Thermo Electric Generators</FONT></DIV>
<DIV><FONT size=2 face=Arial>TEGs </FONT><FONT size=2 face=Arial>to run say LEDs
so it is surprising to me that there has not been more attention placed on
the</FONT></DIV>
<DIV><FONT size=2 face=Arial><FONT size=2 face=Arial>Thermo Electric Cooler TECs
using a peltier chip. This type of cooler has been commecially
available</FONT></FONT></DIV>
<DIV><FONT size=2 face=Arial><FONT size=2 face=Arial>for years as the 12 volt
Koolatron cooler. It maybe that the nominal 5 amp drawn is not efficient
</FONT></FONT></DIV>
<DIV><FONT size=2 face=Arial><FONT size=2 face=Arial>enough. You can get far
more cooling effect for the same 5 amps through a 12 volt Adler Babour
or</FONT></FONT></DIV>
<DIV><FONT size=2 face=Arial><FONT size=2 face=Arial>Novacool
kit. </FONT></FONT></DIV>
<DIV><FONT size=2 face=Arial></FONT> </DIV>
<DIV><FONT face=Arial><FONT size=2>The cost of the 12volt kits are prohibative
in most parts of the world so refocusing on TEC's using free</FONT></FONT></DIV>
<DIV><FONT face=Arial><FONT size=2>waste heat may be desireable
</FONT></FONT></DIV>
<DIV><FONT face=Arial><FONT size=2></FONT></FONT> </DIV>
<DIV><FONT face=Arial><FONT size=2>Michael N Trevor</FONT></FONT></DIV>
<DIV><FONT face=Arial><FONT size=2>. </FONT></FONT></DIV>
<DIV><FONT face=Arial><FONT size=2></FONT> </DIV></FONT>
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<DIV style="FONT: 10pt arial">----- Original Message ----- </DIV>
<DIV
style="FONT: 10pt arial; BACKGROUND: #e4e4e4; font-color: black"><B>From:</B>
<A title=nariphaltan@gmail.com href="mailto:nariphaltan@gmail.com">nari
phaltan</A> </DIV>
<DIV style="FONT: 10pt arial"><B>To:</B> <A
title=stoves@lists.bioenergylists.org
href="mailto:stoves@lists.bioenergylists.org">Discussion of biomass cooking
stoves</A> </DIV>
<DIV style="FONT: 10pt arial"><B>Sent:</B> Friday, January 18, 2013 4:19
PM</DIV>
<DIV style="FONT: 10pt arial"><B>Subject:</B> [Stoves] Need help in designing
a small refrigerator for rural huts.</DIV>
<DIV><BR></DIV>
<P
style="BACKGROUND-COLOR: rgb(255,255,255); FONT-FAMILY: arial,sans-serif; COLOR: rgb(34,34,34); FONT-SIZE: 12px"
class=MsoNormal><FONT color=#000099>Hello!</FONT></P>
<P
style="BACKGROUND-COLOR: rgb(255,255,255); FONT-FAMILY: arial,sans-serif; COLOR: rgb(34,34,34); FONT-SIZE: 12px"
class=MsoNormal><FONT color=#000099></FONT> </P>
<P
style="TEXT-ALIGN: justify; BACKGROUND-COLOR: rgb(255,255,255); FONT-FAMILY: arial,sans-serif; COLOR: rgb(34,34,34); FONT-SIZE: 12px"
class=MsoNormal><FONT color=#000099>I am writing to you for your help in
designing a small refrigerator for rural poor.</FONT></P>
<P
style="TEXT-ALIGN: justify; BACKGROUND-COLOR: rgb(255,255,255); FONT-FAMILY: arial,sans-serif; COLOR: rgb(34,34,34); FONT-SIZE: 12px"
class=MsoNormal><FONT color=#000099></FONT> </P>
<P
style="TEXT-ALIGN: justify; BACKGROUND-COLOR: rgb(255,255,255); FONT-FAMILY: arial,sans-serif; COLOR: rgb(34,34,34); FONT-SIZE: 12px"
class=MsoNormal><FONT color=#000099>In our work with the poorest families in
western Maharashtra in India, we find that besides the need of good light and
clean cooking technologies these hut dwellers also need a small refrigerator
to keep overnight their milk (those with goats do not need one!) and leftovers
so that they are not spoiled.</FONT></P>
<P
style="TEXT-ALIGN: justify; BACKGROUND-COLOR: rgb(255,255,255); FONT-FAMILY: arial,sans-serif; COLOR: rgb(34,34,34); FONT-SIZE: 12px"
class=MsoNormal><FONT color=#000099></FONT> </P>
<P
style="TEXT-ALIGN: justify; BACKGROUND-COLOR: rgb(255,255,255); FONT-FAMILY: arial,sans-serif; COLOR: rgb(34,34,34); FONT-SIZE: 12px"
class=MsoNormal><FONT color=#000099>We have been providing good light and
clean cooking system to about 23 huts which do not have any electricity via
our lanstove (<A style="COLOR: rgb(17,85,204)"
href="http://www.nariphaltan.org/kerolanstove.pdf"
target=_blank>www.nariphaltan.org/kerolanstove.pdf</A>). Lanstove provides
excellent light and in its heat cooks a complete meal for a family of
5. </FONT></P>
<P
style="TEXT-ALIGN: justify; BACKGROUND-COLOR: rgb(255,255,255); FONT-FAMILY: arial,sans-serif; COLOR: rgb(34,34,34); FONT-SIZE: 12px"
class=MsoNormal><FONT color=#000099></FONT> </P>
<P style="TEXT-ALIGN: justify; BACKGROUND-COLOR: rgb(255,255,255)"
class=MsoNormal><FONT color=#000099><FONT face="arial, sans-serif"><SPAN
style="FONT-SIZE: 12px">We would like to explore the possibility of using the
heat of lanstove (1500 W, flue gas temperature ~ 350degrees Celsius) to also
run a batchwise absorption refrigerator unit which can cool a box of 1.5’ X
1.5’ X 1.5’ to about 10</SPAN></FONT><SUP
style="FONT-FAMILY: arial,sans-serif; FONT-SIZE: 12px">0</SUP><FONT
face="arial, sans-serif"><SPAN style="FONT-SIZE: 12px">C for 10-15 hours. In
the old times there were Icyballs but they used Ammonia/water mixture which is
hazardous. I </SPAN></FONT><FONT face="arial, sans-serif"><SPAN
style="FONT-SIZE: 12px">believe</SPAN></FONT><FONT
face="arial, sans-serif"><SPAN style="FONT-SIZE: 12px"> many new mixtures
may have come now.</SPAN></FONT></FONT></P>
<P style="TEXT-ALIGN: justify; BACKGROUND-COLOR: rgb(255,255,255)"
class=MsoNormal><FONT color=#000099><FONT face="arial, sans-serif"><SPAN
style="FONT-SIZE: 12px"><BR></SPAN></FONT></FONT></P>
<P style="TEXT-ALIGN: justify; BACKGROUND-COLOR: rgb(255,255,255)"
class=MsoNormal><FONT color=#000099><FONT face="arial, sans-serif"><SPAN
style="FONT-SIZE: 12px">Quite a few units running on evaporation of water have
been developed but in humid weather they do not work and hence the choice of
absorption system.</SPAN></FONT></FONT></P>
<P
style="TEXT-ALIGN: justify; BACKGROUND-COLOR: rgb(255,255,255); FONT-FAMILY: arial,sans-serif; FONT-SIZE: 12px"
class=MsoNormal><FONT color=#000099></FONT> </P>
<P
style="TEXT-ALIGN: justify; BACKGROUND-COLOR: rgb(255,255,255); FONT-FAMILY: arial,sans-serif; COLOR: rgb(34,34,34); FONT-SIZE: 12px"
class=MsoNormal><FONT color=#000099>This is a great technological challenge to
develop a small, safe refrigerator running without electricity and will be a
great contribution of technologists to the people at the bottom of
pyramid. </FONT></P>
<P
style="TEXT-ALIGN: justify; BACKGROUND-COLOR: rgb(255,255,255); FONT-FAMILY: arial,sans-serif; COLOR: rgb(34,34,34); FONT-SIZE: 12px"
class=MsoNormal><FONT color=#000099></FONT> </P>
<P
style="TEXT-ALIGN: justify; BACKGROUND-COLOR: rgb(255,255,255); FONT-FAMILY: arial,sans-serif; COLOR: rgb(34,34,34); FONT-SIZE: 12px"
class=MsoNormal><FONT color=#000099>I will be delighted to hear from you and
also provide any other information you need.</FONT></P>
<P
style="TEXT-ALIGN: justify; BACKGROUND-COLOR: rgb(255,255,255); FONT-FAMILY: arial,sans-serif; COLOR: rgb(34,34,34); FONT-SIZE: 12px"
class=MsoNormal><FONT color=#000099></FONT> </P>
<P
style="TEXT-ALIGN: justify; BACKGROUND-COLOR: rgb(255,255,255); FONT-FAMILY: arial,sans-serif; COLOR: rgb(34,34,34); FONT-SIZE: 12px"
class=MsoNormal><FONT color=#000099>Warm regards,</FONT></P>
<P
style="TEXT-ALIGN: justify; BACKGROUND-COLOR: rgb(255,255,255); FONT-FAMILY: arial,sans-serif; COLOR: rgb(34,34,34); FONT-SIZE: 12px"
class=MsoNormal><FONT color=#000099><BR></FONT></P>
<P
style="TEXT-ALIGN: justify; BACKGROUND-COLOR: rgb(255,255,255); FONT-FAMILY: arial,sans-serif; COLOR: rgb(34,34,34); FONT-SIZE: 12px"
class=MsoNormal><FONT color=#000099>Anil</FONT></P>
<DIV><BR></DIV>-- <BR><FONT color=#330099
face="arial, helvetica, sans-serif">Nimbkar Agricultural Research Institute
(NARI)<BR>Tambmal, Phaltan-Lonand Road<BR>P.O.Box 44<BR>Phaltan-415523,
Maharashtra, India<BR>Ph:91-2166-222396/220945<BR><A
href="mailto:e-mail%3Anariphaltan@gmail.com"
target=_blank>e-mail:nariphaltan@gmail.com</A><BR>
<A href="mailto:anilrajvanshi@gmail.com"
target=_blank>anilrajvanshi@gmail.com</A></FONT><BR><BR><A
href="http://www.nariphaltan.org"
target=_blank>http://www.nariphaltan.org</A><BR><BR>
<P>
<HR>
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<P align=left color="#000000" avgcert??>No virus found in this
message.<BR>Checked by AVG - <A
href="http://www.avg.com">www.avg.com</A><BR>Version: 2013.0.2890 / Virus
Database: 2639/6038 - Release Date: 01/16/13</P></BLOCKQUOTE></BODY></HTML>