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      <title>Power Electronics by Mauro Gardenal</title>
      <link>https://padlet.com/gardenal/PowerElectronics</link>
      <description>Elettronica di potenza per la classe 5^</description>
      <language>en-us</language>
      <pubDate>2017-09-12 06:40:58 UTC</pubDate>
      <lastBuildDate>2023-05-09 21:49:46 UTC</lastBuildDate>
      <webMaster>hello@padlet.com</webMaster>
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         <title>Applications of Power Electronics (slides)</title>
         <author>gardenal</author>
         <link>https://padlet.com/gardenal/PowerElectronics/wish/186655903</link>
         <description><![CDATA[<div><a href="https://www.slideshare.net/_Yasir_/application-of-power-electronics-58749084">https://www.slideshare.net/_Yasir_/application-of-power-electronics-58749084</a></div>]]></description>
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         <pubDate>2017-09-12 06:46:21 UTC</pubDate>
         <guid>https://padlet.com/gardenal/PowerElectronics/wish/186655903</guid>
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      <item>
         <title>What is a schottky diode?</title>
         <author>gardenal</author>
         <link>https://padlet.com/gardenal/PowerElectronics/wish/198959822</link>
         <description><![CDATA[<div>Capire bene vantaggi e svantaggi del diodo Schottky. In quali condizioni la corrente che attraversa il diodo PN può essere negativa? Perché? (v. libro a pag. 5 e 6, tempo di ripristino)<br><a href="https://youtu.be/bXEyCf1P0UU">https://youtu.be/bXEyCf1P0UU</a></div>]]></description>
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         <pubDate>2017-10-20 07:50:21 UTC</pubDate>
         <guid>https://padlet.com/gardenal/PowerElectronics/wish/198959822</guid>
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         <title>Il tiristore SCR [SCR Thyristors]</title>
         <author>gardenal</author>
         <link>https://padlet.com/gardenal/PowerElectronics/wish/205290758</link>
         <description><![CDATA[<div>Il raddrizzatore controllato al silicio (o SCR) è un<strong> </strong><strong><mark>dispositivo unidirezionali a stato solido a quattro strati controllato in corrente</mark></strong><mark>.</mark><br> - unidirezionale = può condurre corrente in un solo verso<br>[<em>A silicon-controlled rectifier (or SCR) is a unidirectional four-layer solid state current controlling device.<br>- unidirectional = can conduct current only in one direction</em>]<br><br></div><div>Un SCR può essere innescato soltanto da una corrente che entra nel gate.<br>[<em>SCRs can be triggered only by current going into the gate</em>]<br><br>Quando la tensione gate-catodo supera una certa soglia, l’SCR innesca e conduce corrente. <strong><mark>Esso rimane in stato di ON anche dopo che la corrente di gate viene rimossa e finché la corrente attraverso il dispositivo rimane al di sopra della corrente di mantenimento.</mark></strong><br>[<em>When the gate-to-cathode voltage exceeds a certain threshold, the SCR turns ON and conducts current. It will remain in the ON state even after gate current is removed as long as current through the device remains above the holding current.</em>]<br>(tratto da <a href="http://slideplayer.it/slide/5578928/">http://slideplayer.it/slide/5578928/</a> )<br><br>Video: <a href="https://www.youtube.com/watch?v=esQfvFn3BBI">https://www.youtube.com/watch?v=esQfvFn3BBI</a></div>]]></description>
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         <pubDate>2017-11-09 14:42:33 UTC</pubDate>
         <guid>https://padlet.com/gardenal/PowerElectronics/wish/205290758</guid>
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      <item>
         <title>Il valor efficace</title>
         <author>gardenal</author>
         <link>https://padlet.com/gardenal/PowerElectronics/wish/237365513</link>
         <description><![CDATA[]]></description>
         <enclosure url="https://www.youtube.com/watch?v=3Edb71TttYI" />
         <pubDate>2018-03-02 12:50:07 UTC</pubDate>
         <guid>https://padlet.com/gardenal/PowerElectronics/wish/237365513</guid>
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         <title>Il TRIAC</title>
         <author>gardenal</author>
         <link>https://padlet.com/gardenal/PowerElectronics/wish/262156661</link>
         <description><![CDATA[<div>Il tiristore TRIAC. Tiristori SCR in antiparallelo. Potenza media fornita al carico. Modalità di funzionamento del TRIAC. Caratteristica di uscita del TRIAC.</div>]]></description>
         <enclosure url="https://www.youtube.com/watch?v=0gD3mhE5WAI" />
         <pubDate>2018-05-20 08:31:45 UTC</pubDate>
         <guid>https://padlet.com/gardenal/PowerElectronics/wish/262156661</guid>
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         <title>Il valore efficace o RMS (Root Mean Square)</title>
         <author>gardenal</author>
         <link>https://padlet.com/gardenal/PowerElectronics/wish/318805028</link>
         <description><![CDATA[<div>"Il valore efficace è l'intensità di corrente (o il valore di tensione) continua <strong>che provoca lo stesso effetto termico</strong> della corrente (o tensione) variabile data"</div>]]></description>
         <enclosure url="https://youtu.be/bmL2umCIreg" />
         <pubDate>2019-01-09 15:02:34 UTC</pubDate>
         <guid>https://padlet.com/gardenal/PowerElectronics/wish/318805028</guid>
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         <title>Diodi Semiconduttori</title>
         <author>gardenal</author>
         <link>https://padlet.com/gardenal/PowerElectronics/wish/319559778</link>
         <description><![CDATA[]]></description>
         <enclosure url="http://www.audiovalvole.it/componenti_diodo_semiconduttore.html" />
         <pubDate>2019-01-11 07:04:54 UTC</pubDate>
         <guid>https://padlet.com/gardenal/PowerElectronics/wish/319559778</guid>
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         <title>I diodi e il loro uso</title>
         <author>gardenal</author>
         <link>https://padlet.com/gardenal/PowerElectronics/wish/321190399</link>
         <description><![CDATA[<div>Ripasso sui diodi, il loro principio di funzionamento, tipi e impieghi principali.<br>Presentazione realizzata dall'allievo Angelo Sala nel corso dell'anno scolastico 2018/'19<br><br></div>]]></description>
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         <pubDate>2019-01-16 12:59:06 UTC</pubDate>
         <guid>https://padlet.com/gardenal/PowerElectronics/wish/321190399</guid>
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         <title>I diodi e il loro uso (idem)</title>
         <author>gardenal</author>
         <link>https://padlet.com/gardenal/PowerElectronics/wish/321922539</link>
         <description><![CDATA[<pre>La stessa presentazione in formato diverso.</pre>]]></description>
         <enclosure url="https://docs.google.com/presentation/d/1CG1CIRbkMU592f--d9eCU9Fr14_JEXrktzfZk7A0ck8/edit?usp=sharing" />
         <pubDate>2019-01-17 21:10:20 UTC</pubDate>
         <guid>https://padlet.com/gardenal/PowerElectronics/wish/321922539</guid>
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         <title>&quot;Diodo e semiconduttori&quot;</title>
         <author>gardenal</author>
         <link>https://padlet.com/gardenal/PowerElectronics/wish/398571878</link>
         <description><![CDATA[<div>Presentazione adeguata anche per gli studenti degli Istituti Tecnici.<br>Per sentire l'audio è necessario installare Flash Player oppure utilizzare iTunes.<br><br></div>]]></description>
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         <pubDate>2019-10-16 16:23:45 UTC</pubDate>
         <guid>https://padlet.com/gardenal/PowerElectronics/wish/398571878</guid>
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         <title>Cos&#39;è un DIODO e come funziona - Spiegazione giunzione PN e Animazione 3D</title>
         <author>gardenal</author>
         <link>https://padlet.com/gardenal/PowerElectronics/wish/436037014</link>
         <description><![CDATA[]]></description>
         <enclosure url="https://youtu.be/dwr-3orBMiM" />
         <pubDate>2020-01-25 21:32:08 UTC</pubDate>
         <guid>https://padlet.com/gardenal/PowerElectronics/wish/436037014</guid>
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      <item>
         <title>Giunzione PN e diodi, spiegazione migliore </title>
         <author>gardenal</author>
         <link>https://padlet.com/gardenal/PowerElectronics/wish/437525384</link>
         <description><![CDATA[<div>Tralasciare la parte intermedia dove parla di Static e Dynamic Resistance</div>]]></description>
         <enclosure url="https://youtu.be/n0SiQIaitHk" />
         <pubDate>2020-01-29 13:39:44 UTC</pubDate>
         <guid>https://padlet.com/gardenal/PowerElectronics/wish/437525384</guid>
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      <item>
         <title>INTRODUZIONE ALL&#39;ELETTRONICA DI POTENZA</title>
         <author>gardenal</author>
         <link>https://padlet.com/gardenal/PowerElectronics/wish/784220322</link>
         <description><![CDATA[<div>Vedere i due video spiegati in classe (in inglese, ma piuttosto semplici e con i sottotitoli): </div><h1>1) <strong>Power Electronics Introduction - What is Power Electronics? </strong>(https://youtu.be/hRAyfJLZnC0 )<strong> </strong>e </h1><h1>2) <strong>Introduction to Power Electronics - Overview</strong> (di Texas Instruments)<br>(https://youtu.be/jx5I2FbiI8U )</h1>]]></description>
         <enclosure url="" />
         <pubDate>2020-09-28 13:03:36 UTC</pubDate>
         <guid>https://padlet.com/gardenal/PowerElectronics/wish/784220322</guid>
      </item>
      <item>
         <title>Ponte di Graetz trifase</title>
         <author>gardenal</author>
         <link>https://padlet.com/gardenal/PowerElectronics/wish/901341222</link>
         <description><![CDATA[<div>Simpatica spiegazione del ponte di Graetz trifase, che, tra l'altro, si può studiare come insieme di 3 ponti di Graetz monofasi.<br>ATTENZIONE: nel nostro libro di testo si complica un pochino la spiegazione perché parte dalle tensioni di fase "e", mentre in questo video si considerano le tensioni concatenate V12, V23 e V31.</div>]]></description>
         <enclosure url="https://youtu.be/qS4urxzENTw" />
         <pubDate>2020-11-08 10:28:06 UTC</pubDate>
         <guid>https://padlet.com/gardenal/PowerElectronics/wish/901341222</guid>
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