Hi Anil -<div><br></div><div>I believe John Barrie at the Appropriate Technology Collaborative - "John Barrie" <<a href="mailto:jsbarrie@gmail.com">jsbarrie@gmail.com</a>>, <a href="http://apptechdesign.org/">http://apptechdesign.org/</a> - has been working on such units. He may have some advice.</div>
<div><br></div><div>Josh</div><div><br></div><div><br><div class="gmail_quote">On Thu, Jan 17, 2013 at 11:19 PM, nari phaltan <span dir="ltr"><<a href="mailto:nariphaltan@gmail.com" target="_blank">nariphaltan@gmail.com</a>></span> wrote:<br>
<blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex"><p class="MsoNormal" style="color:rgb(34,34,34);font-size:12.499999046325684px;font-family:arial,sans-serif"><font color="#000099">Hello!</font></p>
<p class="MsoNormal" style="color:rgb(34,34,34);font-size:12.499999046325684px;font-family:arial,sans-serif">
<font color="#000099"> </font></p><p class="MsoNormal" style="text-align:justify;color:rgb(34,34,34);font-size:12.499999046325684px;font-family:arial,sans-serif"><font color="#000099">I am writing to you for your help in designing a small refrigerator for rural poor.</font></p>
<p class="MsoNormal" style="text-align:justify;color:rgb(34,34,34);font-size:12.499999046325684px;font-family:arial,sans-serif"><font color="#000099"> </font></p><p class="MsoNormal" style="text-align:justify;color:rgb(34,34,34);font-size:12.499999046325684px;font-family:arial,sans-serif">
<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 class="MsoNormal" style="text-align:justify;color:rgb(34,34,34);font-size:12.499999046325684px;font-family:arial,sans-serif"><font color="#000099"> </font></p><p class="MsoNormal" style="text-align:justify;color:rgb(34,34,34);font-size:12.499999046325684px;font-family:arial,sans-serif">
<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 href="http://www.nariphaltan.org/kerolanstove.pdf" style="color:rgb(17,85,204)" 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 class="MsoNormal" style="text-align:justify;color:rgb(34,34,34);font-size:12.499999046325684px;font-family:arial,sans-serif"><font color="#000099"> </font></p><p class="MsoNormal" style="text-align:justify">
<font color="#000099"><font face="arial, sans-serif"><span style="font-size:12.499999046325684px">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:12.499999046325684px">0</sup><font face="arial, sans-serif"><span style="font-size:12.499999046325684px">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:12.499999046325684px">believe</span></font><font face="arial, sans-serif"><span style="font-size:12.499999046325684px"> many new mixtures may have come now.</span></font></font></p>
<p class="MsoNormal" style="text-align:justify"><font color="#000099"><font face="arial, sans-serif"><span style="font-size:12.499999046325684px"><br></span></font></font></p><p class="MsoNormal" style="text-align:justify">
<font color="#000099"><font face="arial, sans-serif"><span style="font-size:12.499999046325684px">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 class="MsoNormal" style="text-align:justify;font-size:12.499999046325684px;font-family:arial,sans-serif"><font color="#000099"> </font></p><p class="MsoNormal" style="text-align:justify;color:rgb(34,34,34);font-size:12.499999046325684px;font-family:arial,sans-serif">
<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 class="MsoNormal" style="text-align:justify;color:rgb(34,34,34);font-size:12.499999046325684px;font-family:arial,sans-serif"><font color="#000099"> </font></p><p class="MsoNormal" style="text-align:justify;color:rgb(34,34,34);font-size:12.499999046325684px;font-family:arial,sans-serif">
<font color="#000099">I will be delighted to hear from you and also provide any other information you need.</font></p><p class="MsoNormal" style="text-align:justify;color:rgb(34,34,34);font-size:12.499999046325684px;font-family:arial,sans-serif">
<font color="#000099"> </font></p><p class="MsoNormal" style="text-align:justify;color:rgb(34,34,34);font-size:12.499999046325684px;font-family:arial,sans-serif"><font color="#000099">Warm regards,</font></p>
<p class="MsoNormal" style="text-align:justify;color:rgb(34,34,34);font-size:12.499999046325684px;font-family:arial,sans-serif"><font color="#000099"><br></font></p><p class="MsoNormal" style="text-align:justify;color:rgb(34,34,34);font-size:12.499999046325684px;font-family:arial,sans-serif">
<font color="#000099">Anil</font></p><span class="HOEnZb"><font color="#888888"><div><br></div>-- <br><font face="arial, helvetica, sans-serif" color="#330099">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>
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<br></blockquote></div><br><br clear="all"><div><br></div>-- <br>Josh Kearns<br>PhD Candidate, Environmental Engineering<br>University of Colorado-Boulder<div>Visiting Researcher, North Carolina State University</div><div>
<br><div>Director of Science</div><div>Aqueous Solutions </div><div><a href="http://www.aqsolutions.org" target="_blank">www.aqsolutions.org</a></div><div><br></div><div>Mobile: 720 989 3959<br>Skype: joshkearns<br><br><br>
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