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michka:research:peltier [2014-09-27 09:46] – michka | michka:research:peltier [2014-11-22 15:26] (current) – michka |
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===References=== | ===References=== |
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| [[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.) |
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Peltier Elements | Peltier Elements |
* [[http://phys.org/news/2013-05-diy-thermoelectric-device-hiker-smartphone.html|General article]] | * [[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]] | * [[https://www.youtube.com/watch?v=LHY0-O-IfTQ|Design #1]] |
| * http://www.magistrala.cz/freeenergy/search/homemade-peltier-element |
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| 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 |
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===Basic Info=== | ===Basic Info=== |
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[[http://en.wikipedia.org/wiki/Thermoelectric_generator|Typical efficiency is 5-8%]]. | [[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, or calcium manganese oxide. |
| * Electromechanical systems including turbines, such as Stirling engines, are more efficient. |