Differences

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--- michka:research:peltier [2014-09-27 09:49] – michka
+++ michka:research:peltier [2014-11-22 15:26] (current) – michka
@@ Line 4: / Line 4: @@
 ===References===
+[[https://www.youtube.com/watch?v=x68j7y3IV2g|Video]] with a lot of basic experiments. Main conclusion: Stirling are way more efficient (they can rise up to 40% instead of 1% for Peltier modules.)
 Peltier Elements
    * [[http://phys.org/news/2013-05-diy-thermoelectric-device-hiker-smartphone.html|General article]]
    * [[https://www.youtube.com/watch?v=LHY0-O-IfTQ|Design #1]]
+   * http://www.magistrala.cz/freeenergy/search/homemade-peltier-element
+Thermoelectric generators
+   * [[https://www.youtube.com/watch?v=k9Zbmwf5uEQ|Made of aluminium and a pencil]]
+   * http://www.scraptopower.co.uk/thermoelectric/Thermoelectric-lamp-seebeck-generator
+   * [[https://www.kickstarter.com/projects/tpod1/tpod1-thermoelectric-power-on-demand|tPOD1 (commercial]]
+   * youtu.be/dMD4GlzLPzw
 ===Basic Info===
@@ Line 13: / Line 22: @@
 [[http://en.wikipedia.org/wiki/Thermoelectric_generator|From Wikipedia]]:
    * Used to be made of bimetallic junctions.
-   * Are now made of highly doped semiconductors, from bismuth telluride, or lead telluride, depending on temperature.
+   * Are now made of highly doped semiconductors, from bismuth telluride, or lead telluride, or calcium manganese oxide.
+   * Electromechanical systems including turbines, such as Stirling engines, are more efficient.