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    </p>
    <p class="MsoNormal">Greetings Stovers,<br>
    </p>
    <p class="MsoNormal"><br>
    </p>
    <p class="MsoNormal">Box-1 Fuel test package</p>
    <p class="MsoNormal">A brief description of the testing procedure:</p>
    <p class="MsoListParagraph" style="text-indent:-.25in;mso-list:l0
      level1 lfo1"><span
        style="mso-bidi-font-family:Calibri;mso-bidi-theme-font:minor-latin"><span
          style="mso-list:Ignore">1)<span style="font:7.0pt "Times
            New Roman"">   
          </span></span></span>Particle size distribution: </p>
    <p class="MsoNormal" style="margin-left:.25in">Oven dry a sample of
      biomass and
      sieve through screens: 50, 25, 16, 9.5, 6.3, 4.0, 2.0 mm size.
      Sticks above
      that measure the length.</p>
    <p class="MsoListParagraph" style="text-indent:-.25in;mso-list:l0
      level1 lfo1"><span
        style="mso-bidi-font-family:Calibri;mso-bidi-theme-font:minor-latin"><span
          style="mso-list:Ignore">2)<span style="font:7.0pt "Times
            New Roman"">   
          </span></span></span>Width to length ratio:</p>
    <p class="MsoNormal" style="margin-left:.25in">Along the side of a
      board line up
      20 representative particles of biomass and measure. Then take the
      same and lay
      next to each other and measure the width. </p>
    <p class="MsoListParagraph" style="text-indent:-.25in;mso-list:l0
      level1 lfo1"><span
        style="mso-bidi-font-family:Calibri;mso-bidi-theme-font:minor-latin"><span
          style="mso-list:Ignore">3)<span style="font:7.0pt "Times
            New Roman"">   
          </span></span></span>Volatile Matter:</p>
    <p class="MsoNormal" style="margin-left:.25in">In a black iron pipe
      pack with
      oven dried biomass and heat to 550 C for one hour. Calculate the
      loss in weight.</p>
    <p class="MsoListParagraph" style="text-indent:-.25in;mso-list:l0
      level1 lfo1"><span
        style="mso-bidi-font-family:Calibri;mso-bidi-theme-font:minor-latin"><span
          style="mso-list:Ignore">4)<span style="font:7.0pt "Times
            New Roman"">   
          </span></span></span>Fixed Matter</p>
    <p class="MsoNormal" style="margin-left:.25in">The material (char)
      left in the
      pipe minus the ash.</p>
    <p class="MsoListParagraph" style="text-indent:-.25in;mso-list:l0
      level1 lfo1"><span
        style="mso-bidi-font-family:Calibri;mso-bidi-theme-font:minor-latin"><span
          style="mso-list:Ignore">5)<span style="font:7.0pt "Times
            New Roman"">   
          </span></span></span>Ash:</p>
    <p class="MsoNormal" style="margin-left:.25in">Ash a sample of oven
      dried biomass
      at 550 until the ash is white.</p>
    <p class="MsoListParagraph" style="text-indent:-.25in;mso-list:l0
      level1 lfo1"><span
        style="mso-bidi-font-family:Calibri;mso-bidi-theme-font:minor-latin"><span
          style="mso-list:Ignore">6)<span style="font:7.0pt "Times
            New Roman"">   
          </span></span></span>Solvent extractable: (resins, gums)<br>
    </p>
    <p class="MsoNormal" style="margin-left:.25in">Warm a dried (60 deg.
      C) biomass
      sample in a beaker containing Lignoine for one hour. Pour through
      a filter
      paper and collect the liquid. Place the solid back into the beaker
      and add more
      solvent and repeat. Slowly dry the solvent and weigh the residue.</p>
    <p class="MsoListParagraph" style="text-indent:-.25in;mso-list:l0
      level1 lfo1"><span
        style="mso-bidi-font-family:Calibri;mso-bidi-theme-font:minor-latin"><span
          style="mso-list:Ignore">7)<span style="font:7.0pt "Times
            New Roman"">   
          </span></span></span>Water extractable: (sugars, starches)<br>
    </p>
    <p class="MsoNormal" style="margin-left:.25in">Using the above
      solvent extracted
      biomass add water and simmer for an hour. Filter the liquid and
      dry. Weigh the residue.
    </p>
    <p class="MsoListParagraph" style="text-indent:-.25in;mso-list:l0
      level1 lfo1"><span
        style="mso-bidi-font-family:Calibri;mso-bidi-theme-font:minor-latin"><span
          style="mso-list:Ignore">8)<span style="font:7.0pt "Times
            New Roman"">   
          </span></span></span>Particle Density</p>
    <p class="MsoNormal" style="margin-left:.25in">Determine the bulk
      density of
      quartz sand by flowing it into a container of known volume. Pour
      most out and
      add some biomass a little at a time along with some sand. Top off
      the container
      with sand. Calculate the sand that did not go in due to the
      biomass to
      determine the volume the biomass took up.</p>
    <p class="MsoListParagraph" style="text-indent:-.25in;mso-list:l0
      level1 lfo1"><span
        style="mso-bidi-font-family:Calibri;mso-bidi-theme-font:minor-latin"><span
          style="mso-list:Ignore">9)<span style="font:7.0pt "Times
            New Roman"">   
          </span></span></span>Bulk Density</p>
    <p class="MsoNormal" style="margin-left:.25in">Oven dried basis
      determine weight
      to volume.</p>
    <p class="MsoNormal" style="margin-left:.25in">10: Void Space for
      air movement</p>
    <p class="MsoNormal" style="margin-left:.25in">In a known volume of
      the
      combustion chamber fill with the known weight of biomass
      (calculated dry wt)
      and using bulk and particle density calculate the % voids where
      air will flow.</p>
    <p class="MsoNormal" style="margin-left:.25in">11: Salts </p>
    <p class="MsoNormal" style="margin-left:.25in">A saturated paste
      type test
      measuring the electrical conductivity. </p>
    <p class="MsoNormal" style="margin-left:.25in"> </p>
    <p class="MsoNormal" style="margin-left:.25in">The above tests can
      be run on all
      biomass fuels including dung, pellets and grasses, twigs. A stove
      is run as
      normal using wild biomass and completing a task of cooking.
      Monitoring the
      6-Boxes on a form will allow us to determine problem locations and
      after collecting lots of data determine
      the best biomass properties for a specific stove. </p>
    <br>
    <font size="-2">Regards<br>
      Frank<br>
      <br>
      Frank shields<br>
    </font>Gabilan Laboratory<br>
    Keith Day Company, Inc.<br>
    <pre class="moz-signature" cols="72">-- 


(831) 246-0417 cell
<a class="moz-txt-link-abbreviated" href="mailto:franke@cruzio.com">franke@cruzio.com</a></pre>
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