{"id":1630,"date":"2024-12-26T08:55:26","date_gmt":"2024-12-26T08:55:26","guid":{"rendered":"https:\/\/rf-capacitor.com\/?post_type=product&p=1630"},"modified":"2024-12-26T09:16:35","modified_gmt":"2024-12-26T09:16:35","slug":"dc-circuit-capacitor","status":"publish","type":"product","link":"https:\/\/rf-capacitor.com\/cs\/dc-circuit-capacitor\/","title":{"rendered":"Kondenz\u00e1tor stejnosm\u011brn\u00e9ho obvodu"},"content":{"rendered":"

Kondenz\u00e1tory ve stejnosm\u011brn\u00fdch obvodech: Neo\u010dek\u00e1van\u00e9 role<\/strong><\/h3>\n

P\u0159esto\u017ee jsou kondenz\u00e1tory stejnosm\u011brn\u00e9ho obvodu \u010dasto spojov\u00e1ny se st\u0159\u00eddav\u00fdmi obvody, mohou hr\u00e1t p\u0159ekvapivou a kl\u00ed\u010dovou roli i v obvodech stejnosm\u011brn\u00e9ho proudu. Zde je p\u0159ehled toho, jak se kondenz\u00e1tory chovaj\u00ed a vyu\u017e\u00edvaj\u00ed ve stejnosm\u011brn\u00e9m prost\u0159ed\u00ed:<\/p>\n

1. Po\u010d\u00e1te\u010dn\u00ed nab\u00edjen\u00ed a blokov\u00e1n\u00ed:<\/strong><\/h4>\n
    \n
  • F\u00e1ze nab\u00edjen\u00ed:<\/strong> Kdy\u017e je kondenz\u00e1tor stejnosm\u011brn\u00e9ho obvodu poprv\u00e9 p\u0159ipojen k nenabit\u00e9mu kondenz\u00e1toru, prot\u00e9k\u00e1 kr\u00e1tk\u00fd proud. Tento proud nabije desky kondenz\u00e1toru a vytvo\u0159\u00ed opa\u010dn\u00e9 elektrick\u00e9 pole.<\/li>\n
  • Ust\u00e1len\u00fd stav:<\/strong> Jakmile je kondenz\u00e1tor pln\u011b nabit\u00fd, funguje jako otev\u0159en\u00fd obvod a blokuje dal\u0161\u00ed tok stejnosm\u011brn\u00e9ho proudu. Je to proto, \u017ee nahromad\u011bn\u00fd n\u00e1boj na desk\u00e1ch vytv\u00e1\u0159\u00ed elektrick\u00e9 pole, kter\u00e9 dokonale p\u016fsob\u00ed proti p\u0159ilo\u017een\u00e9mu stejnosm\u011brn\u00e9mu obvodu kondenz\u00e1toru.<\/li>\n
  • 2. Vyhlazov\u00e1n\u00ed a filtrov\u00e1n\u00ed:<\/strong><\/li>\n<\/ul>\n
      \n
    • Redukce zvln\u011bn\u00ed:<\/strong> V nap\u00e1jec\u00edch zdroj\u00edch se kondenz\u00e1tory pou\u017e\u00edvaj\u00ed k vyrovn\u00e1n\u00ed kol\u00eds\u00e1n\u00ed nap\u011bt\u00ed (zvln\u011bn\u00ed), kter\u00e9 \u010dasto vznik\u00e1 v d\u016fsledku procesu usm\u011brn\u011bn\u00ed. Kondenz\u00e1tor absorbuje p\u0159ebyte\u010dn\u00fd n\u00e1boj b\u011bhem nap\u011b\u0165ov\u00fdch \u0161pi\u010dek a uvol\u0148uje jej b\u011bhem pokles\u016f, co\u017e vede ke stabiln\u011bj\u0161\u00edmu stejnosm\u011brn\u00e9mu v\u00fdstupu.<\/li>\n
    • Filtrov\u00e1n\u00ed:<\/strong> Kondenz\u00e1tory lze pou\u017e\u00edt k odfiltrov\u00e1n\u00ed vysokofrekven\u010dn\u00edho \u0161umu ze stejnosm\u011brn\u00e9ho sign\u00e1lu. Kondenz\u00e1tor stejnosm\u011brn\u00e9ho obvodu To je d\u016fle\u017eit\u00e9 zejm\u00e9na v citliv\u00fdch elektronick\u00fdch obvodech, kde m\u016f\u017ee \u0161um naru\u0161it spr\u00e1vnou funkci.<\/li>\n<\/ul>\n

      3. \u010casovac\u00ed obvody:<\/strong><\/h4>\n
        \n
      • RC obvody:<\/strong> Z\u00e1kladem \u010dasovac\u00edch obvod\u016f jsou kondenz\u00e1tory v kombinaci s rezistory (RC obvody). Dobu, za kterou se kondenz\u00e1tor nabije nebo vybije p\u0159es rezistor, lze p\u0159esn\u011b \u0159\u00eddit, co\u017e umo\u017e\u0148uje vytv\u00e1\u0159et zpo\u017ed\u011bn\u00ed, oscil\u00e1tory a dal\u0161\u00ed funkce souvisej\u00edc\u00ed s \u010dasov\u00e1n\u00edm.<\/li>\n
      • \n

        4. Spojen\u00ed st\u0159\u00eddav\u00fdch sign\u00e1l\u016f:<\/strong><\/h4>\n<\/li>\n<\/ul>\n
          \n
        • Blokov\u00e1n\u00ed DC:<\/strong> Kondenz\u00e1tory lze pou\u017e\u00edt k propojen\u00ed st\u0159\u00eddav\u00fdch sign\u00e1l\u016f mezi r\u016fzn\u00fdmi stupni stejnosm\u011brn\u00e9ho obvodu a z\u00e1rove\u0148 k \u00fa\u010dinn\u00e9mu blokov\u00e1n\u00ed stejnosm\u011brn\u00e9 slo\u017eky. To m\u00e1 z\u00e1sadn\u00ed v\u00fdznam v mnoha zvukov\u00fdch a zesilovac\u00edch obvodech.<\/li>\n
        • Kl\u00ed\u010dov\u00e9 body:<\/strong><\/li>\n<\/ul>\n
            \n
          • Ne v\u017edy pasivn\u00ed:<\/strong> P\u0159esto\u017ee kondenz\u00e1tory obecn\u011b blokuj\u00ed stejnosm\u011brn\u00fd proud, jejich chov\u00e1n\u00ed ve stejnosm\u011brn\u00fdch obvodech nen\u00ed v\u017edy pasivn\u00ed. Mohou se aktivn\u011b pod\u00edlet na utv\u00e1\u0159en\u00ed chov\u00e1n\u00ed obvodu, zejm\u00e9na v aplikac\u00edch nab\u00edjen\u00ed, vyhlazov\u00e1n\u00ed a \u010dasov\u00e1n\u00ed.<\/li>\n
          • Specifick\u00e9 aplikace:<\/strong> Konkr\u00e9tn\u00ed \u00faloha kondenz\u00e1toru ve stejnosm\u011brn\u00e9m obvodu z\u00e1vis\u00ed do zna\u010dn\u00e9 m\u00edry na konstrukci obvodu a jeho zam\u00fd\u0161len\u00e9 funkci.<\/li>\n<\/ul>\n

            Kondenz\u00e1tory ve stejnosm\u011brn\u00fdch obvodech nejsou v podstat\u011b jen pasivn\u00edmi prvky; mohou to b\u00fdt dynamick\u00e9 sou\u010d\u00e1stky, kter\u00e9 hraj\u00ed z\u00e1sadn\u00ed roli p\u0159i utv\u00e1\u0159en\u00ed chov\u00e1n\u00ed obvod\u016f, od vyhlazov\u00e1n\u00ed nap\u00e1jen\u00ed a\u017e po vytv\u00e1\u0159en\u00ed p\u0159esn\u00fdch \u010dasovac\u00edch mechanism\u016f.<\/strong><\/p>","protected":false},"excerpt":{"rendered":"\n\n\n\n\n\n\n
            Produkt<\/b><\/strong>\u00a0Jm\u00e9no:<\/b><\/strong><\/td>\nKondenz\u00e1tor stejnosm\u011brn\u00e9ho obvodu<\/td>\n<\/tr>\n
            \n

            Kr\u00e1tk\u00fd popis:<\/strong><\/h4>\n<\/td>\n

            		Metalizovan\u00e9 filmov\u00e9 kondenz\u00e1tory jsou jedny z nejb\u011b\u017en\u011bj\u0161\u00edch kondenz\u00e1tor\u016f pou\u017e\u00edvan\u00fdch v dne\u0161n\u00edch elektronick\u00fdch obvodech, zat\u00edmco n\u00edzkov\u00fdkonn\u00e9 filmov\u00e9 kondenz\u00e1tory se b\u011b\u017en\u011b pou\u017e\u00edvaj\u00ed pro odd\u011blovac\u00ed a filtra\u010dn\u00ed aplikace.<\/td>\n<\/tr>\n
            Rozsah kapacity:<\/strong><\/td>\n8-150uf<\/td>\n<\/tr>\n
            Jmenovit\u00e9 nap\u011bt\u00ed\uff1a<\/strong><\/td>\n450-1300V<\/td>\n<\/tr>\n
            \u00a0Teplota:<\/strong><\/td>\ndo 105 \u2103<\/td>\n<\/tr>\n<\/tbody>\n<\/table>","protected":false},"featured_media":1632,"comment_status":"open","ping_status":"closed","template":"","meta":[],"product_brand":[],"product_cat":[38],"product_tag":[],"class_list":{"0":"post-1630","1":"product","2":"type-product","3":"status-publish","4":"has-post-thumbnail","6":"product_cat-dc-capacitor-2","8":"first","9":"instock","10":"shipping-taxable","11":"product-type-simple"},"_links":{"self":[{"href":"https:\/\/rf-capacitor.com\/cs\/wp-json\/wp\/v2\/product\/1630","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/rf-capacitor.com\/cs\/wp-json\/wp\/v2\/product"}],"about":[{"href":"https:\/\/rf-capacitor.com\/cs\/wp-json\/wp\/v2\/types\/product"}],"replies":[{"embeddable":true,"href":"https:\/\/rf-capacitor.com\/cs\/wp-json\/wp\/v2\/comments?post=1630"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/rf-capacitor.com\/cs\/wp-json\/wp\/v2\/media\/1632"}],"wp:attachment":[{"href":"https:\/\/rf-capacitor.com\/cs\/wp-json\/wp\/v2\/media?parent=1630"}],"wp:term":[{"taxonomy":"product_brand","embeddable":true,"href":"https:\/\/rf-capacitor.com\/cs\/wp-json\/wp\/v2\/product_brand?post=1630"},{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/rf-capacitor.com\/cs\/wp-json\/wp\/v2\/product_cat?post=1630"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/rf-capacitor.com\/cs\/wp-json\/wp\/v2\/product_tag?post=1630"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}