{"id":1783,"date":"2024-12-31T02:56:12","date_gmt":"2024-12-31T02:56:12","guid":{"rendered":"https:\/\/rf-capacitor.com\/?post_type=product&#038;p=1783"},"modified":"2024-12-31T02:56:12","modified_gmt":"2024-12-31T02:56:12","slug":"low-esr-ac-filter-capacitor","status":"publish","type":"product","link":"https:\/\/rf-capacitor.com\/fr\/low-esr-ac-filter-capacitor\/","title":{"rendered":"Condensateur de filtrage CA \u00e0 faible ESR"},"content":{"rendered":"<h3 data-sourcepos=\"1:1-1:32\"><strong>Condensateurs de filtrage CA \u00e0 faible ESR<\/strong><\/h3>\n<ul data-sourcepos=\"3:1-17:0\">\n<li data-sourcepos=\"3:1-3:208\">\n<p data-sourcepos=\"3:3-3:208\"><strong>ESR :<\/strong> <span class=\"citation-0 recitation citation-end-0\">Signifie \"r\u00e9sistance \u00e9quivalente en s\u00e9rie\".<\/span> <span class=\"citation-1 recitation citation-end-1\">Il repr\u00e9sente la r\u00e9sistance interne du condensateur, qui peut entra\u00eener des pertes d'\u00e9nergie et une production de chaleur pendant le fonctionnement.<\/span><span class=\"button-container hide-from-message-actions ng-star-inserted\">\u00a0<\/span><\/p>\n<div class=\"container ng-tns-c362440147-124 hide\">\n<div class=\"carousel-container ng-tns-c362440147-124\"><\/div>\n<\/div>\n<\/li>\n<li data-sourcepos=\"4:1-9:0\">\n<p data-sourcepos=\"4:3-4:105\"><strong>Faible ESR Importance :<\/strong> <span class=\"citation-2 recitation citation-end-2\">Dans les applications de filtrage du courant alternatif, un faible ESR est crucial pour plusieurs raisons :<\/span><span class=\"button-container hide-from-message-actions ng-star-inserted\"> \u00a0<\/span><\/p>\n<div class=\"container ng-tns-c362440147-125 hide\">\n<div class=\"carousel-container ng-tns-c362440147-125\"><\/div>\n<\/div>\n<ul data-sourcepos=\"5:5-9:0\">\n<li data-sourcepos=\"5:5-5:147\"><strong><span class=\"citation-3 recitation\">R\u00e9duction des pertes de puissance :<\/span><\/strong><span class=\"citation-3 recitation citation-end-3\"> Un ESR plus faible minimise la production de chaleur interne, ce qui permet de r\u00e9duire les pertes de puissance et d'am\u00e9liorer l'efficacit\u00e9.<\/span><span class=\"button-container hide-from-message-actions ng-star-inserted\">\u00a0<\/span>\n<div class=\"container ng-tns-c362440147-126 hide\">\n<div class=\"carousel-container ng-tns-c362440147-126\"><\/div>\n<\/div>\n<\/li>\n<li data-sourcepos=\"6:5-6:186\"><strong>Am\u00e9lioration des performances de filtrage :<\/strong> Un faible ESR permet au condensateur de r\u00e9pondre plus efficacement aux variations rapides du courant, am\u00e9liorant ainsi sa capacit\u00e9 \u00e0 filtrer les harmoniques \u00e0 haute fr\u00e9quence.<\/li>\n<li data-sourcepos=\"7:5-7:173\"><strong>Stabilit\u00e9 accrue :<\/strong> R\u00e9duit le risque de probl\u00e8mes de r\u00e9sonance dans le r\u00e9seau \u00e9lectrique, qui peuvent survenir lorsque des composants \u00e0 haute fr\u00e9quence interagissent avec l'inductance du syst\u00e8me.<\/li>\n<li data-sourcepos=\"8:5-9:0\"><strong>Fiabilit\u00e9 am\u00e9lior\u00e9e :<\/strong> <span class=\"citation-4 recitation citation-end-4\">La diminution de la production de chaleur interne r\u00e9duit les contraintes sur le condensateur, ce qui prolonge sa dur\u00e9e de vie.<\/span><span class=\"button-container hide-from-message-actions ng-star-inserted\"> \u00a0<\/span>\n<div class=\"container ng-tns-c362440147-127 hide\">\n<div class=\"carousel-container ng-tns-c362440147-127\"><\/div>\n<\/div>\n<\/li>\n<\/ul>\n<\/li>\n<li data-sourcepos=\"10:1-13:0\">\n<h3 data-sourcepos=\"10:3-10:19\"><strong>Types courants de condensateurs de filtrage CA \u00e0 faible ESR :<\/strong><\/h3>\n<ul data-sourcepos=\"11:5-13:0\">\n<li data-sourcepos=\"11:5-11:130\"><strong><span class=\"citation-5 recitation\">Condensateurs \u00e0 film de polypropyl\u00e8ne m\u00e9tallis\u00e9 :<\/span><\/strong><span class=\"citation-5 recitation citation-end-5\"> Souvent pr\u00e9f\u00e9r\u00e9s pour leur faible ESR et leurs performances \u00e0 haute fr\u00e9quence.<\/span><span class=\"button-container hide-from-message-actions ng-star-inserted\"> \u00a0<\/span>\n<div class=\"container ng-tns-c362440147-128 hide\">\n<div class=\"carousel-container ng-tns-c362440147-128\"><\/div>\n<\/div>\n<\/li>\n<li data-sourcepos=\"12:5-13:0\"><strong>Condensateurs en papier m\u00e9tallis\u00e9 :<\/strong> Ils peuvent \u00e9galement offrir un faible ESR, en particulier dans les applications \u00e0 forte puissance.<\/li>\n<\/ul>\n<\/li>\n<li data-sourcepos=\"14:1-17:0\">\n<h3 data-sourcepos=\"14:3-14:19\"><strong>Applications :<\/strong><\/h3>\n<ul data-sourcepos=\"15:5-17:0\">\n<li data-sourcepos=\"15:5-15:202\"><strong>Applications de haute puissance :<\/strong> Utilis\u00e9 dans les \u00e9quipements industriels de haute puissance, les syst\u00e8mes d'\u00e9nergie renouvelable et les syst\u00e8mes de transmission et de distribution d'\u00e9nergie o\u00f9 des courants \u00e9lev\u00e9s et des transitoires rapides sont pr\u00e9sents.<\/li>\n<li data-sourcepos=\"16:5-17:0\"><strong>Applications \u00e0 haute fr\u00e9quence :<\/strong> Utilis\u00e9 dans les applications impliquant une commutation \u00e0 haute fr\u00e9quence, telles que les entra\u00eenements de moteurs, les onduleurs et les convertisseurs \u00e9lectroniques de puissance.<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<p data-sourcepos=\"18:1-18:358\"><strong>En r\u00e9sum\u00e9 :<\/strong> Les condensateurs de filtrage CA \u00e0 faible ESR sont essentiels pour garantir des performances et une fiabilit\u00e9 optimales dans les applications exigeantes o\u00f9 des courants \u00e9lev\u00e9s, des transitoires rapides et des composants \u00e0 haute fr\u00e9quence sont pr\u00e9sents. En minimisant la r\u00e9sistance interne, ces condensateurs contribuent \u00e0 am\u00e9liorer la qualit\u00e9 de l'alimentation, \u00e0 r\u00e9duire les pertes d'\u00e9nergie et \u00e0 renforcer la stabilit\u00e9 du syst\u00e8me.<\/p>","protected":false},"excerpt":{"rendered":"<table style=\"height: 601px;\" width=\"720\">\n<tbody>\n<tr>\n<td width=\"146\"><strong><b>Produit<\/b><\/strong>\u00a0<strong><b>Nom :<\/b><\/strong><\/td>\n<td width=\"601\"><strong>Condensateur de filtrage CA \u00e0 faible ESR<\/strong><\/td>\n<\/tr>\n<tr>\n<td width=\"146\">\n<h4><strong>Mat\u00e9riau di\u00e9lectrique :<\/strong><\/h4>\n<\/td>\n<td width=\"601\">1. Grand bo\u00eetier en acier inoxydable<\/p>\n<p>2. \u00e9nergie sp\u00e9cifique \u00e9lev\u00e9e<\/p>\n<p>3. film PP\/PU m\u00e9tallis\u00e9 coup\u00e9 \u00e0 la vague qui garantit une faible auto-inductance, une r\u00e9sistance \u00e9lev\u00e9e \u00e0 la rupture et une grande fiabilit\u00e9.<\/td>\n<\/tr>\n<tr>\n<td width=\"146\"><strong>Plage de capacit\u00e9 :<\/strong><\/td>\n<td width=\"601\">3*200\u03bcF \u00b15%<\/td>\n<\/tr>\n<tr>\n<td width=\"146\"><strong>Tension nominale\uff1a<\/strong><\/td>\n<td width=\"601\">\u00a0450V.AC SH<\/td>\n<\/tr>\n<tr>\n<td width=\"146\"><strong>Cap.tol\uff1a<\/strong><\/td>\n<td width=\"601\">5%~+5%<\/td>\n<\/tr>\n<tr>\n<td width=\"146\"><strong>Temp\u00e9rature ambiante maximale :<\/strong><\/td>\n<td width=\"601\">\u00a0-40\u2103-85\u2103<\/td>\n<\/tr>\n<\/tbody>\n<\/table>","protected":false},"featured_media":1787,"comment_status":"open","ping_status":"closed","template":"","meta":[],"product_brand":[],"product_cat":[39],"product_tag":[],"class_list":{"0":"post-1783","1":"product","2":"type-product","3":"status-publish","4":"has-post-thumbnail","6":"product_cat-ac-filter-capacitor-1","8":"first","9":"instock","10":"shipping-taxable","11":"product-type-simple"},"_links":{"self":[{"href":"https:\/\/rf-capacitor.com\/fr\/wp-json\/wp\/v2\/product\/1783","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/rf-capacitor.com\/fr\/wp-json\/wp\/v2\/product"}],"about":[{"href":"https:\/\/rf-capacitor.com\/fr\/wp-json\/wp\/v2\/types\/product"}],"replies":[{"embeddable":true,"href":"https:\/\/rf-capacitor.com\/fr\/wp-json\/wp\/v2\/comments?post=1783"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/rf-capacitor.com\/fr\/wp-json\/wp\/v2\/media\/1787"}],"wp:attachment":[{"href":"https:\/\/rf-capacitor.com\/fr\/wp-json\/wp\/v2\/media?parent=1783"}],"wp:term":[{"taxonomy":"product_brand","embeddable":true,"href":"https:\/\/rf-capacitor.com\/fr\/wp-json\/wp\/v2\/product_brand?post=1783"},{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/rf-capacitor.com\/fr\/wp-json\/wp\/v2\/product_cat?post=1783"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/rf-capacitor.com\/fr\/wp-json\/wp\/v2\/product_tag?post=1783"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}