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Outout difference between different size piezo disc

  1. Jan 30, 2016 #1
    Hi Experts,

    I'm preparing piezo electric generator project, but when i'm searching for piezo disc for my project, i came across different sizes of piezo electric disc, but i didn't found any datasheet,

    My question is whats the output voltage/power difference between different diameter piezo disc like 15mm, 27mm, etc. at the same pressure, is there any formula or pdf or any good website, to study the same.

    Thanks in Advance
    Ashish
     
  2. jcsd
  3. Jan 31, 2016 #2
    data sheets are provided by the manufacturer, not the seller

    Yes, there are specific formulas but for each piezo there is another one, depending on materials and them are business secrets.

    use Your favourite search engine to find data

    http://lmgtfy.com/?q=piezo+data

    even the first answer contains some diagrams - research is boring sometimes, I know :wink:
     
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