{"id":283560,"date":"2026-01-28T14:00:24","date_gmt":"2026-01-28T13:00:24","guid":{"rendered":"https:\/\/www.heiwit.com\/?p=283560"},"modified":"2026-01-28T14:00:24","modified_gmt":"2026-01-28T13:00:24","slug":"bateriile-cu-sodiu-deoarece-oxizii-stratificati-modifica-stocarea-interna","status":"publish","type":"post","link":"https:\/\/www.heiwit.com\/ro\/batterie-al-sodio-perche-gli-ossidi-stratificati-stanno-cambiando-laccumulo-domestico\/","title":{"rendered":"Baterii cu sodiu: de ce oxizii stratifica\u021bi schimb\u0103 stocarea domestic\u0103"},"content":{"rendered":"<h2>C\u00e2nd \u201csodiul\u201d nu este suficient: chimia face diferen\u021ba<\/h2>\n<p>Dou\u0103 sisteme de stocare pot purta men\u021biunea \u201cbaterie sodiu-ion\u201d \u0219i totu\u0219i se comport\u0103 \u00een mod opus \u00een cas\u0103: unul rezist\u0103 bine \u00een timpul v\u00e2rfurilor pompei de c\u0103ldur\u0103, cel\u0103lalt \u00ee\u0219i pierde puterea \u00een serile de iarn\u0103. Motivul este simplu: <strong>\u00een spatele aceleia\u0219i etichete exist\u0103 familii chimice diferite<\/strong>, \u00een special pe partea catodic\u0103, \u0219i fiecare aduce compromisuri diferite.<\/p>\n<ul>\n<li><strong>Aceea\u0219i dimensiune, performan\u021be diferite:<\/strong> chimia determin\u0103 c\u00e2t\u0103 energie intr\u0103 \u00eentr-un anumit volum \u0219i cu ce eficien\u021b\u0103.<\/li>\n<li><strong>Aceea\u0219i putere nominal\u0103, r\u0103spuns diferit:<\/strong> unele celule suport\u0103 sarcini continue, altele sufer\u0103 de tranzitorii.<\/li>\n<li><strong>Aceea\u0219i garan\u021bie, durat\u0103 efectiv\u0103 diferit\u0103:<\/strong> stabilitatea structural\u0103 a materialului conteaz\u0103 mai mult dec\u00e2t bro\u0219ura.<\/li>\n<\/ul>\n<div class=\"info-box\"><strong>? Trebuie s\u0103 \u0219ti\u021bi:<\/strong> \u00cen cazul bateriilor sta\u021bionare, \u201cchimia\u201d nu este un detaliu de laborator: ea este cea care decide dac\u0103 o unitate de stocare func\u021bioneaz\u0103 bine la 5\u00b0C, dac\u0103 face fa\u021b\u0103 v\u00e2rfurilor \u0219i c\u00e2t de mult se degradeaz\u0103 dup\u0103 mii de cicluri.<\/div>\n<h2>Trei drumuri c\u0103tre catod: cum s\u0103 v\u0103 orienta\u021bi f\u0103r\u0103 s\u0103 v\u0103 pierde\u021bi \u00een denumiri<\/h2>\n<p>Imagina\u021bi-v\u0103 c\u0103 trebuie s\u0103 alege\u021bi anvelope pentru aceea\u0219i ma\u0219in\u0103: de var\u0103, de iarn\u0103 sau pentru patru anotimpuri. Ma\u0219ina este identic\u0103, dar condusul se schimb\u0103. Ceva similar se \u00eent\u00e2mpl\u0103 \u00een cazul sodiului: <strong>familia catodului<\/strong> orientarea costurilor, densitatea energetic\u0103, puterea \u0219i stabilitatea \u00een timp.<\/p>\n<h3>Calea \u201ceconomic\u0103\u201d: Prussian Blue<\/h3>\n<p>Este una dintre cele mai intuitive chimii de industrializat \u0219i adesea cea mai agresiv\u0103 ca pre\u021b. \u00centr-un scenariu realist, este alegerea tipic\u0103 pentru un depozit care dore\u0219te o capacitate mare la costuri reduse \u0219i accept\u0103 performan\u021be moderate.<\/p>\n<ul>\n<li><strong>Puncte forte:<\/strong> materii prime ieftine, lan\u021buri de aprovizionare simple, scalabilitate bun\u0103.<\/li>\n<li><strong>Limite tipice:<\/strong> densitate energetic\u0103 mai mic\u0103 \u0219i sensibilitate la condi\u021bii de func\u021bionare mai pu\u021bin ideale (de exemplu, umiditate \u0219i gestionare termic\u0103).<\/li>\n<li><strong>Unde are sens:<\/strong> sisteme \u201centry level\u201d sau proiecte \u00een care costul pe kWh este singurul criteriu de m\u0103surare.<\/li>\n<\/ul>\n<h3>Calea \u201crobust\u0103\u201d: polianionic<\/h3>\n<p>Stabilitatea este obiectivul aici: o chimie care tinde s\u0103 favorizeze securitatea \u0219i comportamentul previzibil. G\u00e2ndi\u021bi-v\u0103 la o mic\u0103 re\u021bea de rezerv\u0103 \u00eentr-o cl\u0103dire public\u0103: pu\u021bine v\u00e2rfuri, mult\u0103 fiabilitate.<\/p>\n<ul>\n<li><strong>Puncte forte:<\/strong> stabilitate termic\u0103 bun\u0103 \u0219i profil de siguran\u021b\u0103 conving\u0103tor.<\/li>\n<li><strong>Limite tipice:<\/strong> performan\u021be adesea mai conservatoare (energie specific\u0103 \u0219i putere).<\/li>\n<li><strong>Unde are sens:<\/strong> contexte \u00een care senin\u0103tatea opera\u021bional\u0103 valoreaz\u0103 mai mult dec\u00e2t compactitatea.<\/li>\n<\/ul>\n<h3>Calea \u201cperforman\u021bei\u201d: oxizi stratifica\u021bi<\/h3>\n<p>Atunci c\u00e2nd stocarea intern\u0103 trebuie s\u0103 fie mai mult dec\u00e2t o \u201cbaterie care se \u00eencarc\u0103 \u0219i se descarc\u0103\u201d, intr\u0103 \u00een joc oxizii stratifica\u021bi. La <a href=\"https:\/\/www.heiwit.com\/ro\/\">oxid stratificat<\/a> sunt printre cele mai interesante solu\u021bii, deoarece vizeaz\u0103 un echilibru rar: <strong>energie bun\u0103, putere ridicat\u0103, durabilitate \u0219i stabilitate ridicate<\/strong>, f\u0103r\u0103 a se baza pe materiale considerate critice \u00een anumite lan\u021buri de aprovizionare.<\/p>\n<ul>\n<li><strong>Puncte forte:<\/strong> energie specific\u0103 mai mare dec\u00e2t a altor ioni Na cunoscu\u021bi, cinetic\u0103 ionic\u0103 bun\u0103, manipularea unor sarcini dificile.<\/li>\n<li><strong>Limite tipice:<\/strong> produc\u021bie \u0219i control al calit\u0103\u021bii mai complexe; de multe ori pre\u021bul nu este \u201clow cost\u201d.<\/li>\n<li><strong>Unde are sens:<\/strong> sisteme premium de stocare intern\u0103, sisteme care trebuie s\u0103 func\u021bioneze bine chiar \u0219i la temperaturi sc\u0103zute \u0219i v\u00e2rfuri de putere.<\/li>\n<\/ul>\n<div class=\"info-box\"><strong>? Trebuie s\u0103 \u0219ti\u021bi:<\/strong> Pentru cei care locuiesc \u00een zone cu ierni reci sau folosesc pompe de c\u0103ldur\u0103, puterea de ie\u0219ire \u0219i r\u0103spunsul la temperaturi sc\u0103zute pot conta mai mult dec\u00e2t c\u00e2teva zeci de Wh\/kg.<\/div>\n<h2>\u00cen interiorul celulei: de ce oxizii stratifica\u021bi \u201ccurg\u201d mai bine<\/h2>\n<p>Pentru a \u00een\u021belege diferen\u021ba, g\u00e2ndi\u021bi-v\u0103 la o cl\u0103dire de apartamente: coridoarele largi \u0219i etajele ordonate permit oamenilor s\u0103 se deplaseze rapid, f\u0103r\u0103 blocaje de trafic. \u00cen oxizii stratifica\u021bi, structura stratificat\u0103 creeaz\u0103 \u201cbenzi\u201d \u00een care ionii de sodiu g\u0103sesc c\u0103i relativ eficiente \u00een timpul \u00eenc\u0103rc\u0103rii \u0219i desc\u0103rc\u0103rii.<\/p>\n<h3>Arhitectura stratificat\u0103: ordinea devine putere<\/h3>\n<p>Logica este simpl\u0103: dac\u0103 structura catodului faciliteaz\u0103 intrarea \u0219i ie\u0219irea ionilor, celula poate rezista mai bine cerin\u021belor de putere \u0219i ciclurilor repetate.<\/p>\n<ul>\n<li><strong>Transport mai rapid:<\/strong> mai pu\u021bine blocaje ionice, utile \u00een v\u00e2rfuri.<\/li>\n<li><strong>Eficien\u021b\u0103 \u00eembun\u0103t\u0103\u021bit\u0103:<\/strong> mai pu\u021bine pierderi interne, \u00een special \u00een gestionarea de zi cu zi.<\/li>\n<li><strong>Rezilien\u021b\u0103 mecanic\u0103:<\/strong> o structur\u0103 mai \u201cdisciplinat\u0103\u201d se poate degrada mai lent.<\/li>\n<\/ul>\n<h3>\u201cPartenerul\u201d catodului: anodul de carbon dur<\/h3>\n<p>Sodiul este mai \u201cvoluminos\u201d dec\u00e2t litiul, motiv pentru care anodul clasic din grafit nu este \u00eentotdeauna alegerea ideal\u0103. Carbonul dur, cu o microstructur\u0103 mai dezordonat\u0103 \u0219i poroas\u0103, poate oferi o carcas\u0103 mai potrivit\u0103.<\/p>\n<ul>\n<li><strong>Compatibilitate cu ioni mai mari:<\/strong> faciliteaz\u0103 introducerea sodiului.<\/li>\n<li><strong>Structur\u0103 poroas\u0103:<\/strong> ajut\u0103 la diseminare \u0219i stabilitate opera\u021bional\u0103.<\/li>\n<li><strong>Op\u021biuni ecologice:<\/strong> \u00een unele cazuri, pot fi derivate din precursori ai biomasei, \u00eembun\u0103t\u0103\u021bind profilul de durabilitate.<\/li>\n<\/ul>\n<div class=\"info-box\"><strong>? Trebuie s\u0103 \u0219ti\u021bi:<\/strong> \u00cen celulele Na-ion, perechea catod\/anod este un \u201csistem\u201d: un catod excelent poate fi limitat de un anod nepotrivit (\u0219i invers).<\/div>\n<h2>Numerele care conteaz\u0103 \u00een cas\u0103: energie, cicluri \u0219i putere (f\u0103r\u0103 a fi p\u0103c\u0103lit)<\/h2>\n<p>\u00cen lumea real\u0103, nu \u00eenc\u0103rc\u0103m \u0219i nu desc\u0103rc\u0103m \u00een laborator: lu\u0103m micul dejun, aprindem cuptorul, pornim aerul condi\u021bionat seara. Acesta este motivul pentru care merit\u0103 s\u0103 ne uit\u0103m la trei indicatori practici: <strong>tensiune util\u0103, densitate energetic\u0103 \u0219i durat\u0103 de via\u021b\u0103 ciclic\u0103<\/strong>, plus capacitatea de a rezista la putere continu\u0103.<\/p>\n<h3>Tensiunea: \u2019\u00een\u0103l\u021bimea\u201c la care func\u021bioneaz\u0103 celula<\/h3>\n<p>Multe celule cu oxid stratificat graviteaz\u0103 \u00een jurul unor valori nominale pu\u021bin peste 3 V, cu ferestre de func\u021bionare care pot varia \u00een func\u021bie de designul celulei \u0219i de BMS. Acest lucru ajut\u0103 la construirea de sisteme cu un raport bun \u00eentre eficien\u021b\u0103 \u0219i dimensiune.<\/p>\n<ul>\n<li><strong>Valori tipice:<\/strong> aproximativ 3,0-3,2 V nominal pe celul\u0103 (\u00een func\u021bie de formul\u0103).<\/li>\n<li><strong>Impact practic:<\/strong> o bun\u0103 compatibilitate de proiectare cu arhitecturile de stocare na\u021bionale.<\/li>\n<li><strong>Aten\u021bie:<\/strong> fereastra de tensiune real\u0103 depinde de gestionarea termic\u0103 \u0219i de strategia BMS.<\/li>\n<\/ul>\n<h3>Densitatea energetic\u0103: c\u00e2t \u201cspa\u021biu\u201d ocup\u0103 capacitatea<\/h3>\n<p>Dac\u0103 un instalator trebuie s\u0103 amplaseze o unitate de stocare \u00eentr-o camer\u0103 tehnic\u0103 mic\u0103, densitatea energetic\u0103 face diferen\u021ba. Cu titlu orientativ, multe solu\u021bii Na-ion se afl\u0103 \u00een aceste ordine de m\u0103rime (valori medii de pia\u021b\u0103, nu absolute):<\/p>\n<ul>\n<li><strong>Albastru de Prusia:<\/strong> aproximativ 70-105 Wh\/kg.<\/li>\n<li><strong>Polianionic:<\/strong> aproximativ 85-125 Wh\/kg.<\/li>\n<li><strong>Oxizi stratifica\u021bi:<\/strong> adesea 125-175 Wh\/kg \u00een cele mai bune implement\u0103ri.<\/li>\n<\/ul>\n<h3>Durata de via\u021b\u0103 ciclic\u0103: metrica care decide costul real<\/h3>\n<p>Aici, oxizii stratifica\u021bi pot str\u0103luci: mai multe cicluri utile \u00eenseamn\u0103 mai mul\u021bi ani de autoconsum \u0219i mai pu\u021bin\u0103 \u201ccapacitate pierdut\u0103\u201d \u00een timp.<\/p>\n<ul>\n<li><strong>Nivel de intrare Na-ion:<\/strong> adesea c\u00e2teva mii de cicluri \u00een condi\u021bii standard.<\/li>\n<li><strong>Solu\u021bii mai avansate:<\/strong> poate dep\u0103\u0219i 6.000 de cicluri \u00een cazul modelelor optimizate.<\/li>\n<li><strong>Traducere practic\u0103:<\/strong> \u00een cazul \u00een care sistemul func\u021bioneaz\u0103 aproape \u00een fiecare zi, vorbim despre o durat\u0103 de via\u021b\u0103 poten\u021bial\u0103 de ordinul a 15-20 de ani (\u00een func\u021bie de profilul de utilizare).<\/li>\n<\/ul>\n<div class=\"info-box\"><strong>? Trebuie s\u0103 \u0219ti\u021bi:<\/strong> \u201cNum\u0103rul de cicluri\u201d are sens doar \u00een context: ad\u00e2ncimea desc\u0103rc\u0103rii, temperatura medie, necesarul de energie \u0219i calitatea BMS modific\u0103 drastic rezultatul.<\/div>\n<h2>Studiu de caz: o cas\u0103 electric\u0103 \u00een Apenini \u0219i testul iernii<\/h2>\n<div class=\"info-box\"><strong>Exemplu practic:<\/strong> o cas\u0103 de 130 m\u00b2 pe dealuri, sisteme fotovoltaice de 6 kW, pomp\u0103 de c\u0103ldur\u0103 \u0219i plit\u0103 cu induc\u021bie. \u00cen timpul iernii, temperatura nocturn\u0103 scade adesea sub zero grade, iar v\u00e2rfurile de sarcin\u0103 apar atunci c\u00e2nd pompa de c\u0103ldur\u0103 porne\u0219te din nou dup\u0103 dezghe\u021bare.<\/div>\n<p>\u00cen acest scenariu, bateria nu trebuie doar s\u0103 \u201caib\u0103 kWh\u201d: trebuie <strong>furnizarea de putere f\u0103r\u0103 c\u0103dere<\/strong> \u0219i s\u0103 fac\u0103 acest lucru \u00een mod constant atunci c\u00e2nd temperatura exterioar\u0103 penalizeaz\u0103 multe substan\u021be chimice. Oxizii stratifica\u021bi, datorit\u0103 dinamicii lor ionice \u0219i structurii stabile, tind s\u0103 fac\u0103 fa\u021b\u0103 mai bine solicit\u0103rilor repetate \u0219i tranzitorii.<\/p>\n<ul>\n<li><strong>Obiectivul 1:<\/strong> sus\u021binerea v\u00e2rfurilor (buc\u0103t\u0103rie + pomp\u0103 de c\u0103ldur\u0103) f\u0103r\u0103 stres nejustificat.<\/li>\n<li><strong>Obiectivul 2:<\/strong> men\u021bin eficien\u021ba \u0219i disponibilitatea chiar \u0219i \u00een vreme rece.<\/li>\n<li><strong>Obiectivul 3:<\/strong> se degradeaz\u0103 \u00eencet \u00een utilizarea real\u0103 de zi cu zi.<\/li>\n<\/ul>\n<h2>Compara\u021bia instalatorului: oxid stratificat Na-ion vs LFP<\/h2>\n<p>LFP r\u0103m\u00e2ne o referin\u021b\u0103 \u00een depozitarea domestic\u0103, dar sodiul avansat devine o alegere credibil\u0103, \u00een special acolo unde conteaz\u0103 frigul, energia \u0219i lan\u021bul de aprovizionare. Compara\u021bia ar trebui interpretat\u0103 ca tendin\u021be tipice (cifrele exacte variaz\u0103 \u00een func\u021bie de marc\u0103 \u0219i design).<\/p>\n<ul>\n<li><strong>Densitatea energiei:<\/strong> LFP adesea mai mare; oxizii stratifica\u021bi cu ioni Na sunt mai competitivi dec\u00e2t al\u021bi ioni Na.<\/li>\n<li><strong>Durata:<\/strong> unele implement\u0103ri de oxid stratificat pot atinge cicluri foarte mari, adesea comparabile sau mai mari dec\u00e2t multe LFP na\u021bionale.<\/li>\n<li><strong>Temperaturi sc\u0103zute:<\/strong> sodiul poate oferi avantaje opera\u021bionale \u00een climatele reci, reduc\u00e2nd nevoia de pre\u00eenc\u0103lzire \u00een anumite profile.<\/li>\n<li><strong>Materiale:<\/strong> sodiul este abundent; percep\u021bia unei \u201ccriticit\u0103\u021bi reduse\u201d a lan\u021bului de aprovizionare este unul dintre factorii determinan\u021bi ai pie\u021bei.<\/li>\n<\/ul>\n<div class=\"info-box\"><strong>? Trebuie s\u0103 \u0219ti\u021bi:<\/strong> dac\u0103 depozitarea este sta\u021bionar\u0103, acceptarea unei densit\u0103\u021bi de energie u\u0219or mai sc\u0103zute poate fi ra\u021bional\u0103: siguran\u021ba, mersul pe biciclet\u0103 \u0219i comportamentul pe timp de iarn\u0103 conteaz\u0103 mai mult.<\/div>\n<h2>Cum s\u0103 recunoa\u0219te\u021bi o baterie de sodiu bun\u0103 (\u00eenainte de cota\u021bie)<\/h2>\n<p>Cel mai util sfat este \u0219i cel mai simplu: <strong>nu v\u0103 baza\u021bi pe cuv\u00e2ntul \u201csodiu\u201d, ci pe compozi\u021bia chimic\u0103 \u0219i pe datele de pe pl\u0103cu\u021ba de identificare<\/strong>. \u0218i, mai presus de toate, cere\u021bi transparen\u021b\u0103 cu privire la modul \u00een care sunt m\u0103surate aceste date.<\/p>\n<ul>\n<li><strong>\u00centreba\u021bi de familia catodic\u0103:<\/strong> Albastru de Prusia, oxizi polianionici sau stratifica\u021bi.<\/li>\n<li><strong>\u00centreb\u0103ri ciclice cu condi\u021bii:<\/strong> la ce ad\u00e2ncime de desc\u0103rcare (DoD) \u0219i la ce temperatur\u0103.<\/li>\n<li><strong>Verifica\u021bi puterea continu\u0103:<\/strong> nu numai v\u00e2rful, ci \u0219i kW-ul durabil timp de ore.<\/li>\n<li><strong>Verifica\u021bi fereastra de operare:<\/strong> intervalul de temperatur\u0103 \u0219i gestionarea termic\u0103 (activ\u0103 sau pasiv\u0103).<\/li>\n<\/ul>\n<div class=\"info-box\"><strong>? Trebuie s\u0103 \u0219ti\u021bi:<\/strong> o baterie \u201cieftin\u0103\u201d poate deveni costisitoare dac\u0103 \u00ee\u0219i pierde rapid capacitatea sau dac\u0103 limiteaz\u0103 puterea exact atunci c\u00e2nd este nevoie de ea (serile de iarn\u0103, sarcini simultane, re\u021bea instabil\u0103).<\/div>\n<h2>C\u0103tre urm\u0103toarea genera\u021bie: la ce s\u0103 ne a\u0219tept\u0103m de la oxizii stratifica\u021bi<\/h2>\n<p>Industria este \u00een plin\u0103 ascensiune: noile formul\u0103ri \u0219i procese de produc\u021bie dep\u0103\u0219esc standardele \u00een materie de energie specific\u0103, stabilitate \u0219i costuri. \u00cen anii urm\u0103tori, vom asista la ie\u0219irea din ni\u0219\u0103 a mai multor sisteme Na-ion \u201cpremium\u201d.<\/p>\n<ul>\n<li><strong>Energie \u00een cre\u0219tere:<\/strong> Un obiectiv realist al multor foi de parcurs industriale este apropierea stabil\u0103 de ~160-190 Wh\/kg la nivel de celul\u0103 pentru cele mai avansate solu\u021bii.<\/li>\n<li><strong>Sc\u0103derea costurilor:<\/strong> cre\u0219terea volumelor \u0219i standardizarea reduc costul per kWh, \u00een special pe partea lan\u021bului de aprovizionare.<\/li>\n<li><strong>Noi utiliz\u0103ri:<\/strong> \u00een plus fa\u021b\u0103 de locuin\u021be, mai mult stocare comercial\u0103 \u0219i micro-re\u021bele, unde ciclurile \u0219i securitatea sunt cruciale.<\/li>\n<\/ul>\n<div class=\"info-box\"><strong>? Trebuie s\u0103 \u0219ti\u021bi:<\/strong> inova\u021bia nu \u00eenseamn\u0103 doar \u201cmai mul\u021bi Wh\/kg\u201d: consecven\u021ba produc\u021biei, calitatea acoperirii, puritatea materialelor \u0219i gestionarea electronic\u0103 conteaz\u0103, de asemenea.<\/div>\n<h2>Concluzie: de ce oxizii stratifica\u021bi sunt \u201csodiul serios\u201d pentru depozitarea domestic\u0103<\/h2>\n<p>Bateriile cu sodiu nu sunt toate la fel: diferen\u021ba const\u0103 \u00een chimia catodului \u0219i a cuplului cu anodul. \u00cen panorama actual\u0103, <strong>oxizii stratifica\u021bi reprezint\u0103 una dintre cele mai conving\u0103toare op\u021biuni<\/strong> pentru cei care caut\u0103 performan\u021be ridicate \u00een cas\u0103: putere bun\u0103, comportament la rece interesant, durat\u0103 de via\u021b\u0103 competitiv\u0103 \u0219i un profil de siguran\u021b\u0103 solid.<\/p>\n<ul>\n<li><strong>Dac\u0103 dori\u021bi s\u0103 economisi\u021bi bani imediat:<\/strong> exist\u0103 substan\u021be chimice mai ieftine, dar cu compromisuri evidente.<\/li>\n<li><strong>Dac\u0103 dori\u021bi o acumulare \u201cpentru utilizare real\u0103\u201d:<\/strong> oxizii stratifica\u021bi sunt adesea cea mai echilibrat\u0103 alegere.<\/li>\n<li><strong>Dac\u0103 dori\u021bi s\u0103 alege\u021bi bine:<\/strong> cere\u021bi chimie, cicluri cu condi\u021bii \u0219i putere continu\u0103 real\u0103.<\/li>\n<\/ul>","protected":false},"excerpt":{"rendered":"<p>\u00cen lumea bateriilor cu sodiu, cuv\u00e2ntul \u201cNa-ion\u201d nu este suficient: chimia catodului schimb\u0103 puterea, durata de via\u021b\u0103 \u0219i performan\u021ba la rece. Oxizii stratifica\u021bi apar ca o op\u021biune premium pentru stocarea intern\u0103, \u00een special atunci c\u00e2nd conteaz\u0103 ciclurile ridicate \u0219i r\u0103spunsul de v\u00e2rf.<\/p>","protected":false},"author":1,"featured_media":283561,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_et_pb_use_builder":"","_et_pb_old_content":"","_et_gb_content_width":"","content-type":"","footnotes":""},"categories":[42],"tags":[],"class_list":["post-283560","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-batterie-agli-ioni-di-sodio"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v28.0 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Batterie al sodio: vantaggi degli ossidi stratificati<\/title>\n<meta name=\"description\" content=\"Scopri perch\u00e9 gli ossidi stratificati nelle Na-ion migliorano potenza, durata e uso al freddo. 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