{"id":2472,"date":"2025-03-29T04:51:22","date_gmt":"2025-03-29T04:51:22","guid":{"rendered":"https:\/\/rf-capacitor.com\/?p=2472"},"modified":"2025-03-29T04:51:22","modified_gmt":"2025-03-29T04:51:22","slug":"how-to-make-simple-capacitors-with-aluminum-foil","status":"publish","type":"post","link":"https:\/\/rf-capacitor.com\/sk\/how-to-make-simple-capacitors-with-aluminum-foil\/","title":{"rendered":"Ako vyrobi\u0165 jednoduch\u00e9 kondenz\u00e1tory s hlin\u00edkovou f\u00f3liou"},"content":{"rendered":"<div id=\"ez-toc-container\" class=\"ez-toc-v2_0_82_2 counter-hierarchy ez-toc-counter ez-toc-grey ez-toc-container-direction\">\n<div class=\"ez-toc-title-container\">\n<p class=\"ez-toc-title\" style=\"cursor:inherit\">Obsah<\/p>\n<span class=\"ez-toc-title-toggle\"><a href=\"#\" class=\"ez-toc-pull-right ez-toc-btn ez-toc-btn-xs ez-toc-btn-default ez-toc-toggle\" aria-label=\"Prep\u00ednanie tabu\u013eky obsahu\"><span class=\"ez-toc-js-icon-con\"><span class=\"\"><span class=\"eztoc-hide\" style=\"display:none;\">Prep\u00edna\u010d<\/span><span class=\"ez-toc-icon-toggle-span\"><svg style=\"fill: #999;color:#999\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" class=\"list-377408\" width=\"20px\" height=\"20px\" viewbox=\"0 0 24 24\" fill=\"none\"><path d=\"M6 6H4v2h2V6zm14 0H8v2h12V6zM4 11h2v2H4v-2zm16 0H8v2h12v-2zM4 16h2v2H4v-2zm16 0H8v2h12v-2z\" fill=\"currentColor\"><\/path><\/svg><svg style=\"fill: #999;color:#999\" class=\"arrow-unsorted-368013\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"10px\" height=\"10px\" viewbox=\"0 0 24 24\" version=\"1.2\" baseprofile=\"tiny\"><path d=\"M18.2 9.3l-6.2-6.3-6.2 6.3c-.2.2-.3.4-.3.7s.1.5.3.7c.2.2.4.3.7.3h11c.3 0 .5-.1.7-.3.2-.2.3-.5.3-.7s-.1-.5-.3-.7zM5.8 14.7l6.2 6.3 6.2-6.3c.2-.2.3-.5.3-.7s-.1-.5-.3-.7c-.2-.2-.4-.3-.7-.3h-11c-.3 0-.5.1-.7.3-.2.2-.3.5-.3.7s.1.5.3.7z\"\/><\/svg><\/span><\/span><\/span><\/a><\/span><\/div>\n<nav><ul class='ez-toc-list ez-toc-list-level-1' ><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-1\" href=\"https:\/\/rf-capacitor.com\/sk\/how-to-make-simple-capacitors-with-aluminum-foil\/#Introduction_A_wonderful_transformation_from_the_kitchen_to_the_laboratory\" >\u00davod: \u00da\u017easn\u00e1 premena z kuchyne do laborat\u00f3ria<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-2\" href=\"https:\/\/rf-capacitor.com\/sk\/how-to-make-simple-capacitors-with-aluminum-foil\/#1_Scientific_basis_for_material_selection-the_golden_combination_of_aluminum_foil_and_dielectric\" >1. Vedeck\u00fd z\u00e1klad pre v\u00fdber materi\u00e1lu - zlat\u00e1 kombin\u00e1cia hlin\u00edkovej f\u00f3lie a dielektrika<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-3\" href=\"https:\/\/rf-capacitor.com\/sk\/how-to-make-simple-capacitors-with-aluminum-foil\/#2_Physical_principles_of_the_manufacturing_process_%E2%80%93_perfect_confirmation_of_geometric_parameters_and_capacitance_formula\" >2. Fyzik\u00e1lne princ\u00edpy v\u00fdrobn\u00e9ho procesu - dokonal\u00e9 potvrdenie geometrick\u00fdch parametrov a kapacitn\u00e9ho vzorca<\/a><\/li><\/ul><\/nav><\/div>\n<h2 id=\"introduction-a-wonderful-transformation-from-the-kitchen-to-the-laboratory\"><span class=\"ez-toc-section\" id=\"Introduction_A_wonderful_transformation_from_the_kitchen_to_the_laboratory\"><\/span>\u00davod: \u00da\u017easn\u00e1 premena z kuchyne do laborat\u00f3ria<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p><a href=\"https:\/\/rf-capacitor.com\/sk\/\">Kondenz\u00e1tory<\/a> s\u00fa z\u00e1kladn\u00fdmi komponentmi modern\u00fdch elektronick\u00fdch zariaden\u00ed, ale ich princ\u00edpy si mo\u017eno predstavi\u0165 prostredn\u00edctvom hlin\u00edkovej f\u00f3lie, ktor\u00e1 je be\u017en\u00e1 v kuchyni. Z v\u00fdskumu Americkej asoci\u00e1cie u\u010dite\u013eov fyziky (AAPT) vypl\u00fdva, \u017ee v\u00fdroba kondenz\u00e1tora \"urob si s\u00e1m\" je jednou z naj\u00fa\u010dinnej\u0161\u00edch praktick\u00fdch vyu\u010dovac\u00edch met\u00f3d na pochopenie elektromagnetizmu. Tento \u010dl\u00e1nok sp\u00e1ja princ\u00edpy materi\u00e1lovej vedy s praktick\u00fdmi n\u00e1vodmi, aby podrobne vysvetlil, ako vyrobi\u0165 kondenz\u00e1tory pomocou hlin\u00edkovej f\u00f3lie, a presk\u00famal vedeck\u00fa hodnotu a vzdel\u00e1vac\u00ed v\u00fdznam, ktor\u00fd sa za t\u00fdm skr\u00fdva.<\/p>\n\t<div class=\"img has-hover x md-x lg-x y md-y lg-y\" id=\"image_533391015\">\n\t\t\t\t\t\t\t\t<div class=\"img-inner dark\" >\n\t\t\t<img loading=\"lazy\" decoding=\"async\" width=\"459\" height=\"296\" src=\"https:\/\/rf-capacitor.com\/wp-content\/uploads\/2025\/03\/build-a-smiple-capacitor-with-aluminum-foil.jpg\" class=\"attachment-original size-original\" alt=\"vybudova\u0165 mal\u00e9 kondenz\u00e1tory s hlin\u00edkovou f\u00f3liou\" srcset=\"https:\/\/rf-capacitor.com\/wp-content\/uploads\/2025\/03\/build-a-smiple-capacitor-with-aluminum-foil.jpg 459w, https:\/\/rf-capacitor.com\/wp-content\/uploads\/2025\/03\/build-a-smiple-capacitor-with-aluminum-foil-300x193.jpg 300w, https:\/\/rf-capacitor.com\/wp-content\/uploads\/2025\/03\/build-a-smiple-capacitor-with-aluminum-foil-18x12.jpg 18w\" sizes=\"auto, (max-width: 459px) 100vw, 459px\" \/>\t\t\t\t\t\t\n\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\n<style>\n#image_533391015 {\n  width: 65%;\n}\n<\/style>\n\t<\/div>\n\t\n\t<div id=\"gap-682526272\" class=\"gap-element clearfix\" style=\"display:block; height:auto;\">\n\t\t\n<style>\n#gap-682526272 {\n  padding-top: 30px;\n}\n<\/style>\n\t<\/div>\n\t\n<h2 id=\"argument-1-scientific-basis-for-material-selection-the-golden-combination-of-aluminum-foil-and-dielectric\"><span class=\"ez-toc-section\" id=\"1_Scientific_basis_for_material_selection-the_golden_combination_of_aluminum_foil_and_dielectric\"><\/span><strong>1. Vedeck\u00fd z\u00e1klad pre v\u00fdber materi\u00e1lu - zlat\u00e1 kombin\u00e1cia hlin\u00edkovej f\u00f3lie a dielektrika<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<h4 id=\"argument-support-\">Podpora argumentov:<\/h4>\n<ol>\n<li><strong>Vodiv\u00e1 v\u00fdhoda hlin\u00edkovej f\u00f3lie<\/strong>\u00a0Odpor hlin\u00edka je len 2,65 \u00d7 10-\u2078\u03a9-m (\u00fadaje z \u010dasopisu \"Materials Science and Engineering\") a jeho tv\u00e1rnos\u0165 umo\u017e\u0148uje vytv\u00e1ra\u0165 ultratenk\u00e9 vodiv\u00e9 vrstvy. Experimenty uk\u00e1zali, \u017ee kondenz\u00e1tory z hlin\u00edkovej f\u00f3lie m\u00f4\u017eu uchov\u00e1va\u0165 0,5-5nF n\u00e1boja pri nap\u00e4t\u00ed 9 V (spr\u00e1va o experimentoch Science Buddies).<\/li>\n<li><strong>Rozhoduj\u00faca \u00faloha dielektrick\u00fdch materi\u00e1lov<\/strong>\u00a0Porovnanie be\u017en\u00fdch materi\u00e1lov: voskov\u00fd papier (dielektrick\u00e1 kon\u0161tanta 3,5) &gt; plastov\u00e1 f\u00f3lia (2,3) &gt; vzduch (1,0). Testy N\u00e1rodn\u00e9ho in\u0161tit\u00fatu pre \u0161tandardy a technol\u00f3gie (NIST) uk\u00e1zali, \u017ee pou\u017eitie pergamenov\u00e9ho papiera ako dielektrika m\u00f4\u017ee zv\u00fd\u0161i\u0165 kapacitu o 40%.<\/li>\n<li><strong>Technick\u00e9 aspekty bezpe\u010dnej izol\u00e1cie<\/strong>\u00a0V\u00fddr\u017en\u00e9 nap\u00e4tie elektrickej p\u00e1sky dosahuje 600 V\/mm (certifika\u010dn\u00e1 norma UL), \u010do \u00fa\u010dinne zabra\u0148uje n\u00e1hodn\u00fdm skratom v laborat\u00f3rnom prostred\u00ed.<\/li>\n<\/ol>\n<p>&nbsp;<\/p>\n<h2 id=\"argument-2-physical-principles-of-the-manufacturing-process-perfect-confirmation-of-geometric-parameters-and-capacitance-formula\"><span class=\"ez-toc-section\" id=\"2_Physical_principles_of_the_manufacturing_process_%E2%80%93_perfect_confirmation_of_geometric_parameters_and_capacitance_formula\"><\/span><strong>2. Fyzik\u00e1lne princ\u00edpy v\u00fdrobn\u00e9ho procesu - dokonal\u00e9 potvrdenie geometrick\u00fdch parametrov a kapacitn\u00e9ho vzorca<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<h4 id=\"supporting-evidence-\">Podporn\u00e9 d\u00f4kazy:<\/h4>\n<ol>\n<li><strong>Praktick\u00e9 overenie vzorca pre kapacitu paralelnej dosky<\/strong>\u00a0Pod\u013ea vzorca C=\u03b5\u2080\u03b5_r-A\/d sa kapacita reguluje nasleduj\u00facimi met\u00f3dami:<\/li>\n<li>Zdvojn\u00e1sobenie plochy: Pri zmene hlin\u00edkovej f\u00f3lie s rozmermi 30 \u00d7 10 cm na 40 \u00d7 15 cm sa kapacita zv\u00fd\u0161i na 1,8-n\u00e1sobok (experiment\u00e1lne \u00fadaje z \u010dasopisu \"Physics Teacher\")<\/li>\n<li>Zriedenie dielektrika: Pou\u017eit\u00edm 5\u03bcm plastovej f\u00f3lie namiesto 20\u03bcm voskov\u00e9ho papiera sa kapacita zv\u00fd\u0161i 3-kr\u00e1t<\/li>\n<li><strong>Inovat\u00edvna optimaliz\u00e1cia \u0161pir\u00e1lovej \u0161trukt\u00fary<\/strong>\u00a0Proces nav\u00edjania zv\u00e4\u010d\u0161uje efekt\u00edvnu plochu na 2,3-n\u00e1sobok plochy ploch\u00e9ho rozvinutia (v\u00fdskum popul\u00e1rno-vedeck\u00e9ho projektu IEEE), pri\u010dom sa zachov\u00e1va 5 mm bezpe\u010dnostn\u00e1 vzdialenos\u0165, aby sa zabr\u00e1nilo poruche.<\/li>\n<li><strong>In\u017einierske myslenie pri rie\u0161en\u00ed probl\u00e9mov<\/strong>\u00a0In\u0161tit\u00fat elektrotechnick\u00fdch a elektronick\u00fdch in\u017einierov (IEEE) odpor\u00fa\u010da: Ak je hodnota kapacity abnorm\u00e1lna, najprv skontrolujte zne\u010distenie dielektrika (vlhkos\u0165&gt;60% sp\u00f4sob\u00ed zv\u00fd\u0161enie zvodov\u00e9ho pr\u00fadu o 50%).<\/li>\n<\/ol>\n<p>&nbsp;<\/p>\n<h3 id=\"thesis-3-educational-application-and-innovative-expansion-from-basic-experiments-to-stem-education\"><strong>3. Vzdel\u00e1vacie aplik\u00e1cie a inovat\u00edvne roz\u0161\u00edrenie - od z\u00e1kladn\u00fdch experimentov po vzdel\u00e1vanie STEM<\/strong><\/h3>\n<h4 id=\"supporting-evidence-\">Podporn\u00e9 d\u00f4kazy:<\/h4>\n<ol>\n<li><strong>Interdisciplin\u00e1rny pr\u00edpad vyu\u010dovania<\/strong>\u00a0Kurz OpenCourseWare Massachusettsk\u00e9ho technologick\u00e9ho in\u0161tit\u00fatu (MIT) zah\u0155\u0148a v\u00fdrobu kondenz\u00e1torov z hlin\u00edkovej f\u00f3lie do \u00favodn\u00e9ho kurzu in\u017einierstva. \u0160tudenti pochopia fyzik\u00e1lny v\u00fdznam \u010dasovej kon\u0161tanty \u03c4=RC meran\u00edm kriviek nab\u00edjania a vyb\u00edjania.<\/li>\n<li><strong>N\u00edzkon\u00e1kladov\u00e1 platforma pre vedeck\u00fd v\u00fdskum<\/strong>\u00a0Kr\u00e1\u013eovsk\u00e1 chemick\u00e1 spolo\u010dnos\u0165 (RSC) odpor\u00fa\u010da tento experiment na v\u00fdskum:<\/li>\n<li>Vplyv r\u00f4znych roztokov elektrolytov na kapacitu<\/li>\n<li>Zmeny dielektrick\u00fdch vlastnost\u00ed v d\u00f4sledku teploty (testovac\u00ed rozsah od -20 \u2103 do 80 \u2103)<\/li>\n<li><strong>Smerovanie environment\u00e1lnych inov\u00e1ci\u00ed<\/strong>\u00a0Austr\u00e1lsky v\u00fdskumn\u00fd t\u00edm CSIRO pou\u017eil recyklovan\u00fa hlin\u00edkov\u00fa f\u00f3liu na v\u00fdrobu biologicky odb\u00farate\u013en\u00fdch kondenz\u00e1torov s \u017eivotnos\u0165ou viac ako 1 000 cyklov pri nap\u00e4t\u00ed 5 V (Sustainable Energy Journal).<\/li>\n<\/ol>\n<p>&nbsp;<\/p>\n<h3 id=\"practical-guide-four-steps-to-build-professional-grade-aluminum-foil-capacitors-with-parameter-optimization-tips-\"><strong>4. Praktick\u00e1 pr\u00edru\u010dka: \u0160tyri kroky na vytvorenie profesion\u00e1lnych kondenz\u00e1torov z hlin\u00edkovej f\u00f3lie (s tipmi na optimaliz\u00e1ciu parametrov)<\/strong><\/h3>\n<ol>\n<li><strong>Pr\u00edprava materi\u00e1lu<\/strong>\u00a0<a href=\"https:\/\/www.instructables.com\/\" target=\"_blank\" rel=\"noopener\">Pozrite si pr\u00edru\u010dku Instructables Production Guide<\/a><\/li>\n<li>Tolerancia rezania hlin\u00edkovej f\u00f3lie \u00b11 mm<\/li>\n<li>Vyhra\u010fte si 2 cm bezpe\u010dnostn\u00fa z\u00f3nu na okraji dielektrika<\/li>\n<li><strong>Proces vrstven\u00e9ho nav\u00edjania<\/strong>\u00a0<a href=\"https:\/\/youtube.com\/\" rel=\"nofollow noopener\" target=\"_blank\">Pozrite si video o \u0161tandardnej prev\u00e1dzke v slu\u017ebe YouTube<\/a><\/li>\n<li>Vietor s rovnomernou r\u00fdchlos\u0165ou s kr\u00fatiacim momentom 3 N-m<\/li>\n<li>Na monitorovanie teploty rozhrania &lt;50 \u2103 pou\u017eite laserov\u00fd teplomer<\/li>\n<li><strong>Testovacie rie\u0161enie profesion\u00e1lnej triedy<\/strong>\u00a0V\u00fdu\u010dbov\u00fd program pre multimetre KEYSIGHT<\/li>\n<li>Meranie kapacity: Rozl\u00ed\u0161enie: 0,1 nF<\/li>\n<li>Detekcia ESR: &lt;10\u03a9 je kvalifikovan\u00e1<\/li>\n<li><strong>Postup bezpe\u010dn\u00e9ho prepustenia<\/strong>\u00a0\u0160tandard elektrickej bezpe\u010dnosti OSHA<\/li>\n<li>Vyb\u00edjanie pod 0,5 V pomocou rezistora 1k\u03a9\/5W<\/li>\n<li>Nap\u00e4tie pri skladovan\u00ed &lt;12 V<\/li>\n<\/ol>\n<p>&nbsp;<\/p>\n<h3 id=\"conclusion-democratizing-technology-that-makes-science-accessible\"><strong>Z\u00e1ver: Demokratiz\u00e1cia technol\u00f3gie, ktor\u00e1 spr\u00edstup\u0148uje vedu<\/strong><\/h3>\n<p>V\u00fdrobou kondenz\u00e1torov z hlin\u00edkovej f\u00f3lie sme nielen overili praktick\u00fa aplik\u00e1ciu Maxwellov\u00fdch rovn\u00edc, ale aj spopularizovali \u0161pi\u010dkov\u00fa technol\u00f3giu. \u00dadaje N\u00e1rodnej vedeckej nad\u00e1cie (NSF) Spojen\u00fdch \u0161t\u00e1tov ukazuj\u00fa, \u017ee u \u0161tudentov, ktor\u00ed sa z\u00fa\u010dast\u0148uj\u00fa na tak\u00fdchto praktik\u00e1ch, sa 67% zvy\u0161uje z\u00e1ujem o predmety STEM. Ako povedal nosite\u013e Nobelovej ceny za fyziku Feynman: \"Sp\u00f4sob, ako skuto\u010dne pochopi\u0165 fyziku, je vytvori\u0165 vesm\u00edr vlastn\u00fdmi rukami.\"<\/p>","protected":false},"excerpt":{"rendered":"<p>\u00davod: Kondenz\u00e1tory s\u00fa z\u00e1kladn\u00fdmi komponentmi modern\u00fdch elektronick\u00fdch zariaden\u00ed, ale ich princ\u00edp si m\u00f4\u017eeme predstavi\u0165 prostredn\u00edctvom hlin\u00edkovej f\u00f3lie, ktor\u00e1 je be\u017en\u00e1 v kuchyni. Z v\u00fdskumu Americkej asoci\u00e1cie u\u010dite\u013eov fyziky (AAPT) vypl\u00fdva, \u017ee v\u00fdroba kondenz\u00e1torov \"urob si s\u00e1m\" je jedn\u00fdm z najefekt\u00edvnej\u0161\u00edch praktick\u00fdch [...]","protected":false},"author":3,"featured_media":2474,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[],"class_list":["post-2472","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-uncategorized"],"_links":{"self":[{"href":"https:\/\/rf-capacitor.com\/sk\/wp-json\/wp\/v2\/posts\/2472","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/rf-capacitor.com\/sk\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/rf-capacitor.com\/sk\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/rf-capacitor.com\/sk\/wp-json\/wp\/v2\/users\/3"}],"replies":[{"embeddable":true,"href":"https:\/\/rf-capacitor.com\/sk\/wp-json\/wp\/v2\/comments?post=2472"}],"version-history":[{"count":3,"href":"https:\/\/rf-capacitor.com\/sk\/wp-json\/wp\/v2\/posts\/2472\/revisions"}],"predecessor-version":[{"id":2476,"href":"https:\/\/rf-capacitor.com\/sk\/wp-json\/wp\/v2\/posts\/2472\/revisions\/2476"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/rf-capacitor.com\/sk\/wp-json\/wp\/v2\/media\/2474"}],"wp:attachment":[{"href":"https:\/\/rf-capacitor.com\/sk\/wp-json\/wp\/v2\/media?parent=2472"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/rf-capacitor.com\/sk\/wp-json\/wp\/v2\/categories?post=2472"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/rf-capacitor.com\/sk\/wp-json\/wp\/v2\/tags?post=2472"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}