{"id":1735,"date":"2025-09-22T16:32:27","date_gmt":"2025-09-22T16:32:27","guid":{"rendered":"https:\/\/www.dioda.ro\/blog\/?p=1735"},"modified":"2025-10-13T18:24:18","modified_gmt":"2025-10-13T18:24:18","slug":"%e2%9a%a1-pot-pune-in-paralel-agm-lifepo%e2%82%84","status":"publish","type":"post","link":"https:\/\/www.dioda.ro\/blog\/baterii-acumulatori\/%e2%9a%a1-pot-pune-in-paralel-agm-lifepo%e2%82%84\/","title":{"rendered":"\u26a1 Pot pune \u00een paralel AGM + LiFePO\u2084?"},"content":{"rendered":"\n<p>Tehnic, <strong class=\"\">NU este recomandat<\/strong> s\u0103 pui direct \u00een paralel baterii AGM (plumb-acid) \u0219i LiFePO\u2084 (litiu-fier-fosfat), din c\u00e2teva motive esen\u021biale:<\/p>\n\n\n\n<p><span class=\"embed-youtube\" style=\"text-align:center; display: block;\"><iframe loading=\"lazy\" class=\"youtube-player\" width=\"1200\" height=\"675\" src=\"https:\/\/www.youtube.com\/embed\/BzmRXHHErJ0?version=3&#038;rel=1&#038;showsearch=0&#038;showinfo=1&#038;iv_load_policy=1&#038;fs=1&#038;hl=en-US&#038;autohide=2&#038;wmode=transparent\" allowfullscreen=\"true\" style=\"border:0;\" sandbox=\"allow-scripts allow-same-origin allow-popups allow-presentation allow-popups-to-escape-sandbox\"><\/iframe><\/span><\/p>\n\n\n\n<p>(probabil ati citit articolul despre conectarea in serie sau paralel a acumulatorilor :&nbsp;<a href=\"https:\/\/www.dioda.ro\/blog\/baterii-acumulatori\/cum-se-conecteaza-bateriile-in-serie-vs-paralel-5-intrebari-si-raspunsuri-importante-dioda\/\">https:\/\/www.dioda.ro\/blog\/baterii-acumulatori\/cum-se-conecteaza-bateriile-in-serie-vs-paralel-5-intrebari-si-raspunsuri-importante-dioda\/<\/a> )<\/p>\n\n\n\n<h4 class=\"wp-block-heading\">1. <strong class=\"\">Tensiunea nominal\u0103 \u0219i curba de desc\u0103rcare<\/strong><\/h4>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong class=\"\">AGM (12V plumb-acid):<\/strong> are tensiune nominal\u0103 ~12,7\u202fV \u00eenc\u0103rcat\u0103, dar scade rapid sub sarcin\u0103 spre 12V sau chiar mai jos.<\/li>\n\n\n\n<li><strong class=\"\">LiFePO\u2084 (12,8V LiFePO\u2084):<\/strong> are tensiune nominal\u0103 12,8V, dar men\u021bine foarte constant 13\u201313,2\u202fV p\u00e2n\u0103 aproape la desc\u0103rcarea complet\u0103.<\/li>\n<\/ul>\n\n\n\n<p>\ud83d\udc49 \u00cen paralel, asta \u00eenseamn\u0103 c\u0103 LiFePO\u2084 tinde s\u0103 \u201e\u00eemping\u0103\u201d curent \u00een AGM, iar AGM devine practic o sarcin\u0103 parazit\u0103. Rezultatul: cicluri ineficiente \u0219i posibile \u00eenc\u0103lziri.<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><a href=\"https:\/\/www.dioda.ro\/blog\/wp-content\/uploads\/2025\/09\/download-7.jpg\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"1024\" src=\"https:\/\/www.dioda.ro\/blog\/wp-content\/uploads\/2025\/09\/download-7-1024x1024.jpg\" alt=\"\" class=\"wp-image-1736\" srcset=\"https:\/\/www.dioda.ro\/blog\/wp-content\/uploads\/2025\/09\/download-7-1024x1024.jpg 1024w, https:\/\/www.dioda.ro\/blog\/wp-content\/uploads\/2025\/09\/download-7-300x300.jpg 300w, https:\/\/www.dioda.ro\/blog\/wp-content\/uploads\/2025\/09\/download-7-150x150.jpg 150w, https:\/\/www.dioda.ro\/blog\/wp-content\/uploads\/2025\/09\/download-7-768x768.jpg 768w, https:\/\/www.dioda.ro\/blog\/wp-content\/uploads\/2025\/09\/download-7-1536x1536.jpg 1536w, https:\/\/www.dioda.ro\/blog\/wp-content\/uploads\/2025\/09\/download-7.jpg 2048w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/a><\/figure>\n\n\n\n<h4 class=\"wp-block-heading\">2. <strong class=\"\">Curentul de \u00eenc\u0103rcare<\/strong><\/h4>\n\n\n\n<ul class=\"wp-block-list\">\n<li>AGM suport\u0103 mai pu\u021bin curent \u0219i are limit\u0103ri de durat\u0103 de via\u021b\u0103 (dac\u0103 o descarci frecvent profund, \u00eemb\u0103tr\u00e2ne\u0219te repede).<\/li>\n\n\n\n<li>LiFePO\u2084 poate primi mult mai mult curent \u0219i are BMS (battery management system) care gestioneaz\u0103 siguran\u021ba.<\/li>\n<\/ul>\n\n\n\n<p>\ud83d\udc49 Dac\u0103 regulatorul\/invertorul e setat pentru plumb-acid, LiFePO\u2084 va fi sub\u00eenc\u0103rcat\u0103. Dac\u0103 e setat pentru LiFePO\u2084, AGM va fi <strong class=\"\">supra\u00eenc\u0103rcat\u0103<\/strong> \u2192 degaj\u0103ri de gaze, uzur\u0103 accelerat\u0103.<\/p>\n\n\n\n<h4 class=\"wp-block-heading\">3. <strong class=\"\">\u00cemb\u0103tr\u00e2nirea \u0219i cicl\u0103rile<\/strong><\/h4>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Plumb (AGM) are 500\u2013800 cicluri utile.<\/li>\n\n\n\n<li>LiFePO\u2084 are 3000\u20136000+.<\/li>\n<\/ul>\n\n\n\n<p>\ud83d\udc49 AGM va \u201emuri\u201d mult mai repede, l\u0103s\u00e2nd sistemul cu o component\u0103 dezechilibrat\u0103.<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h3 class=\"wp-block-heading\">\u2705 Ce solu\u021bii exist\u0103 dac\u0103 vrei s\u0103 combini?<\/h3>\n\n\n\n<ol class=\"wp-block-list\">\n<li><strong class=\"\">Separare pe magistrale diferite<\/strong>\n<ul class=\"wp-block-list\">\n<li>AGM legat pe un MPPT dedicat (sau charger separat).<\/li>\n\n\n\n<li>LiFePO\u2084 legat pe alt canal dedicat.<\/li>\n\n\n\n<li>Ambele pot alimenta aceea\u0219i bar\u0103 DC\/AC prin diode, ori cu un sistem de prioritizare (LiFePO\u2084 pentru ciclu zilnic, AGM ca backup).<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li><strong class=\"\">Folose\u0219te un DC-DC charger \u00eentre ele<\/strong>\n<ul class=\"wp-block-list\">\n<li>Ex.: Redresor DC-DC setat pentru plumb-acid \u2192 permite \u201e\u00eenc\u0103rcare corect\u0103\u201d a AGM dintr-un banc principal LiFePO\u2084.<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li><strong class=\"\">Ruleaz\u0103-le separat<\/strong>\n<ul class=\"wp-block-list\">\n<li>AGM = backup, rar folosit.<\/li>\n\n\n\n<li>LiFePO\u2084 = ciclu zilnic \/ solar \/ principal.<\/li>\n<\/ul>\n<\/li>\n<\/ol>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h3 class=\"wp-block-heading\">\ud83d\udcdd Concluzie<\/h3>\n\n\n\n<p>Nu conecta direct AGM \u0219i LiFePO\u2084 \u00een paralel la acela\u0219i banc de baterii. Se vor dezechilibra, una va degrada cealalt\u0103. Solu\u021bia profesionist\u0103 este <strong class=\"\">separare \u0219i gestionare corect\u0103 cu echipamente dedicate<\/strong> (MPPT-uri multiple, DC-DC chargers sau contactori controlabili).<\/p>\n\n\n\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-medium wp-image-1736\" src=\"https:\/\/www.dioda.ro\/blog\/wp-content\/uploads\/2025\/09\/download-7-300x300.jpg\" alt=\"\" width=\"300\" height=\"300\" srcset=\"https:\/\/www.dioda.ro\/blog\/wp-content\/uploads\/2025\/09\/download-7-300x300.jpg 300w, https:\/\/www.dioda.ro\/blog\/wp-content\/uploads\/2025\/09\/download-7-1024x1024.jpg 1024w, https:\/\/www.dioda.ro\/blog\/wp-content\/uploads\/2025\/09\/download-7-150x150.jpg 150w, https:\/\/www.dioda.ro\/blog\/wp-content\/uploads\/2025\/09\/download-7-768x768.jpg 768w, https:\/\/www.dioda.ro\/blog\/wp-content\/uploads\/2025\/09\/download-7-1536x1536.jpg 1536w, https:\/\/www.dioda.ro\/blog\/wp-content\/uploads\/2025\/09\/download-7.jpg 2048w\" sizes=\"auto, (max-width: 300px) 100vw, 300px\" \/><\/p>\n<p>Vezi si articolul despre conectarea in serie sau paralel a acumulatorilor :\u00a0<a href=\"https:\/\/www.dioda.ro\/blog\/baterii-acumulatori\/cum-se-conecteaza-bateriile-in-serie-vs-paralel-5-intrebari-si-raspunsuri-importante-dioda\/\">https:\/\/www.dioda.ro\/blog\/baterii-acumulatori\/cum-se-conecteaza-bateriile-in-serie-vs-paralel-5-intrebari-si-raspunsuri-importante-dioda\/<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Tehnic, NU este recomandat s\u0103 pui direct \u00een paralel baterii AGM (plumb-acid) \u0219i LiFePO\u2084 (litiu-fier-fosfat), din c\u00e2teva motive esen\u021biale: (probabil ati citit articolul despre conectarea in serie sau paralel a acumulatorilor :&nbsp;https:\/\/www.dioda.ro\/blog\/baterii-acumulatori\/cum-se-conecteaza-bateriile-in-serie-vs-paralel-5-intrebari-si-raspunsuri-importante-dioda\/ ) 1. Tensiunea nominal\u0103 \u0219i curba de desc\u0103rcare \ud83d\udc49 \u00cen paralel, asta \u00eenseamn\u0103 c\u0103 LiFePO\u2084 tinde s\u0103 \u201e\u00eemping\u0103\u201d curent \u00een AGM, iar AGM &#8230; <a title=\"\u26a1 Pot pune \u00een paralel AGM + LiFePO\u2084?\" class=\"read-more\" href=\"https:\/\/www.dioda.ro\/blog\/baterii-acumulatori\/%e2%9a%a1-pot-pune-in-paralel-agm-lifepo%e2%82%84\/\" aria-label=\"Read more about \u26a1 Pot pune \u00een paralel AGM + LiFePO\u2084?\">Read more<\/a><\/p>\n","protected":false},"author":1,"featured_media":1737,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"jetpack_post_was_ever_published":false,"_jetpack_newsletter_access":"","_jetpack_dont_email_post_to_subs":false,"_jetpack_newsletter_tier_id":0,"_jetpack_memberships_contains_paywalled_content":false,"_jetpack_memberships_contains_paid_content":false,"footnotes":"","jetpack_publicize_message":"","jetpack_publicize_feature_enabled":true,"jetpack_social_post_already_shared":true,"jetpack_social_options":{"image_generator_settings":{"template":"highway","default_image_id":0,"font":"","enabled":false},"version":2}},"categories":[71],"tags":[],"class_list":["post-1735","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-baterii-acumulatori"],"jetpack_publicize_connections":[],"jetpack_featured_media_url":"https:\/\/www.dioda.ro\/blog\/wp-content\/uploads\/2025\/09\/download-8.png","jetpack_sharing_enabled":true,"jetpack_shortlink":"https:\/\/wp.me\/p8WdYv-rZ","jetpack_likes_enabled":true,"_links":{"self":[{"href":"https:\/\/www.dioda.ro\/blog\/wp-json\/wp\/v2\/posts\/1735","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.dioda.ro\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.dioda.ro\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.dioda.ro\/blog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.dioda.ro\/blog\/wp-json\/wp\/v2\/comments?post=1735"}],"version-history":[{"count":2,"href":"https:\/\/www.dioda.ro\/blog\/wp-json\/wp\/v2\/posts\/1735\/revisions"}],"predecessor-version":[{"id":1806,"href":"https:\/\/www.dioda.ro\/blog\/wp-json\/wp\/v2\/posts\/1735\/revisions\/1806"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.dioda.ro\/blog\/wp-json\/wp\/v2\/media\/1737"}],"wp:attachment":[{"href":"https:\/\/www.dioda.ro\/blog\/wp-json\/wp\/v2\/media?parent=1735"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.dioda.ro\/blog\/wp-json\/wp\/v2\/categories?post=1735"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.dioda.ro\/blog\/wp-json\/wp\/v2\/tags?post=1735"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}