{"id":75308,"date":"2020-03-25T07:42:27","date_gmt":"2020-03-25T05:42:27","guid":{"rendered":"https:\/\/prohoster.info\/blog\/administrirovanie\/vremya-litij-ionnyh-ibp-pozharoopasnost-ili-bezopasnyj-shag-v-budushhee"},"modified":"2020-03-25T07:42:27","modified_gmt":"2020-03-25T05:42:27","slug":"vremya-litij-ionnyh-ibp-pozharoopasnost-ili-bezopasnyj-shag-v-budushhee","status":"publish","type":"post","link":"https:\/\/prohoster.info\/sq\/blog\/administrirovanie\/vremya-litij-ionnyh-ibp-pozharoopasnost-ili-bezopasnyj-shag-v-budushhee","title":{"rendered":"Koha e UPS-ve litium-ion: rrezikshm\u00ebria apo nj\u00eb hap i sigurt drejt t\u00eb ardhmes?","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"

\"Koha
\n<\/p>\n

P\u00ebrsh\u00ebndetje, miq!<\/p>\n

Pas publikimit t\u00eb artikullit \u00abUPS dhe bateria: ku t\u00eb vendosim? Po prit pak\u00bb <\/a><\/noindex>kishim shum\u00eb komente n\u00eb lidhje me rrezikshm\u00ebrin\u00eb e zgjidhjeve Li-Ion p\u00ebr server\u00ebt dhe QDC-t\u00eb. Prandaj sot do t\u00eb p\u00ebrpiqemi t\u00eb kuptojm\u00eb se \u00e7far\u00eb i ndan zgjidhjet industriale me litium p\u00ebr UPS nga bateria n\u00eb pajisjen tuaj, si ndryshojn\u00eb kushtet e p\u00ebrdorimit t\u00eb baterive n\u00eb server, pse bateria Li-Ion n\u00eb telefon nuk zgjas m\u00eb shum\u00eb se 2-3 vjet, nd\u00ebrsa n\u00eb QDC kjo shif\u00ebr rritet deri n\u00eb 10 dhe m\u00eb shum\u00eb vjet. Pse rreziqet e ndezjes s\u00eb litiumit n\u00eb QDC\/server jan\u00eb minimale. <\/p>\n

Po, aksidentet me baterit\u00eb e UPS jan\u00eb t\u00eb mundshme pavar\u00ebsisht nga lloji i akumulator\u00ebve, megjithat\u00eb miti i \u201errezikshm\u00ebris\u00eb nga zjarri\u201d i zgjidhjeve industriale me litium nuk p\u00ebrputhet me realitetin. <\/p>\n

Sepse shum\u00eb kan\u00eb par\u00eb at\u00eb video t\u00eb ndezjes s\u00eb telefonit<\/a><\/noindex> me bateri litium n\u00eb nj\u00eb makin\u00eb q\u00eb l\u00ebvizte n\u00eb autostrad\u00eb? Pra, le t\u00eb shikojm\u00eb, t\u00eb analizojm\u00eb, t\u00eb krahasojm\u00eb... <\/a><\/noindex><\/p>\n

K\u00ebtu shohim nj\u00eb rast tipik t\u00eb vet\u00eb-ngrohjes s\u00eb pakontrolluar, p\u00ebrshpejtimi termik i bateris\u00eb s\u00eb telefonit q\u00eb \u00e7oi n\u00eb nj\u00eb incident t\u00eb till\u00eb. Do t\u00eb thoni: K\u00cbTU! Kjo \u00ebsht\u00eb thjesht nj\u00eb telefon, n\u00eb server vendos nj\u00eb t\u00eb till\u00eb vet\u00ebm nj\u00eb i \u00e7mendur!<\/p>\n

Jam i sigurt se, pasi t\u00eb studioj\u00eb k\u00ebt\u00eb material, lexuesi do t\u00eb ndryshoj\u00eb pik\u00ebpamjen e tij rreth k\u00ebsaj \u00e7\u00ebshtjeje.<\/p>\n

<\/p>\n

Situata aktuale n\u00eb tregun e QDC-ve<\/h3>\n

<\/b>
\nNuk \u00ebsht\u00eb sekret p\u00ebr ask\u00ebnd q\u00eb nd\u00ebrtimi i QDC-ve \u00ebsht\u00eb nj\u00eb investim afatgjat\u00eb. \u00c7mimi vet\u00ebm i pajisjeve inxhinierike mund t\u00eb p\u00ebrb\u00ebj\u00eb 50% t\u00eb kostos totale t\u00eb investimeve kapitale. Horizonti i kthimit t\u00eb investimit \u00ebsht\u00eb rreth 10-15 vjet. Logjikisht lind d\u00ebshira p\u00ebr t\u00eb ulur koston totale t\u00eb pron\u00ebs n\u00eb t\u00eb gjith\u00eb ciklin e jet\u00ebs s\u00eb QDC-ve, dhe p\u00ebrve\u00e7 k\u00ebsaj, t\u00eb maksimizoj\u00eb pajisjet inxhinierike, duke \u00e7liruar sa m\u00eb shum\u00eb hap\u00ebsira p\u00ebr ngarkes\u00ebn e dobishme.<\/p>\n

Zgjidhja optimale \u00ebsht\u00eb UPS-t\u00eb industriale t\u00eb iteracionit t\u00eb ri t\u00eb bazuara n\u00eb bateri Li-Ion, t\u00eb cilat tashm\u00eb kan\u00eb eliminuar \"s\u00ebmundjet e f\u00ebmij\u00ebris\u00eb\" si rrezikun nga zjarri, algoritmet e pasakta t\u00eb karikimit-shkarkimit dhe jan\u00eb mbushur me nj\u00eb s\u00ebr\u00eb mekanizmash mbrojt\u00ebs.<\/p>\n

Me rritjen e fuqive t\u00eb pajisjeve p\u00ebrpunuese dhe rrjetore, rritet k\u00ebrkesa p\u00ebr UPS. Njkoh\u00ebsisht, rriten k\u00ebrkesat p\u00ebr koh\u00ebn e pun\u00ebs s\u00eb pavarur nga baterit\u00eb n\u00eb rast probleme me furnizimin e centralizuar me energji elektrike dhe\/ose defekte n\u00eb aktivizimin e burimit t\u00eb rezerv\u00ebs t\u00eb energjis\u00eb n\u00eb rastin e p\u00ebrdorimit\/pranishm\u00ebris\u00eb s\u00eb GDU. <\/p>\n

Sipas mendimit ton\u00eb, ka dy arsye kryesore k\u00ebtu:<\/p>\n

    \n
  1. Rritja e shpejt\u00eb e volumeve t\u00eb informacionit q\u00eb p\u00ebrpunohet dhe transmetohet.
    \nP\u00ebr shembull,     Avioni i ri udh\u00ebtar Boeing
    \n787 Dreamliner gjeneron m\u00eb shum\u00eb se 500 gigabajt informacion n\u00eb nj\u00eb fluturim<\/a><\/noindex>t\u00eb cilin
    \nduhet ta ruajm\u00eb dhe ta p\u00ebrpunojm\u00eb.<\/li>\n
  2. Rritja e dinamik\u00ebs s\u00eb konsumit t\u00eb energjis\u00eb elektrike. Pavar\u00ebsisht nga tendenca e p\u00ebrgjithshme p\u00ebr uljen e konsumit t\u00eb energjis\u00eb nga pajisjet IT, p\u00ebr uljen e konsumit specifik t\u00eb energjis\u00eb nga komponent\u00ebt elektronik\u00eb.<\/li>\n<\/ol>\n

    \nGrafiku i konsumit t\u00eb energjis\u00eb s\u00eb nj\u00eb QDC-i aktiv.<\/b>\"Koha
    \n Kjo tendenc\u00eb po demonstrohet edhe nga parashikimet e tregut t\u00eb QDC-ve n\u00eb vendin ton\u00eb.<\/b>Sipas t\u00eb dh\u00ebnave nga faqja     expert.ru<\/a><\/noindex>, numri i p\u00ebrgjithsh\u00ebm i zonave t\u00eb vendosura n\u00eb operacion tejkalon 20 mij\u00eb. \u201cNumri i zonave t\u00eb vendosura n\u00eb operacion nga 20 ofruesit m\u00eb t\u00eb m\u00ebdhenj t\u00eb sh\u00ebrbimeve QDC n\u00eb vitin 2017 u rrit me 3% dhe arriti n\u00eb 22.4 mij\u00eb (t\u00eb dh\u00ebnat deri m\u00eb 1 tetor 2017)\u201d, thot\u00eb raporti i CNews Analytics. Sipas vler\u00ebsimeve t\u00eb agjencive k\u00ebshilluese, deri n\u00eb vitin 2021 parashikohet q\u00eb numri i zonave t\u00eb arrij\u00eb deri n\u00eb 49 mij\u00eb. Pra, brenda dy vjet\u00ebsh, kapaciteti real i QDC-ve mund t\u00eb dyfishohet. \u00c7far\u00eb e shkakton k\u00ebt\u00eb? N\u00eb radh\u00eb t\u00eb par\u00eb, rritjen e volumit t\u00eb informacionit: si t\u00eb ruajtur ashtu edhe t\u00eb p\u00ebrpunuar.<\/p>\n

    P\u00ebrve\u00e7 ret\u00eb, lojtar\u00ebt e konsiderojn\u00eb zhvillimin e kapacitet\u00ebve t\u00eb QDC-ve n\u00eb rajone si pik\u00ebt e rritjes: ato jan\u00eb segmenti i vet\u00ebm ku mbahet nj\u00eb rezerv\u00eb p\u00ebr zhvillimin e biznesit. Sipas t\u00eb dh\u00ebnave nga IKS-Consulting, n\u00eb vitin 2016, rajonet p\u00ebrb\u00ebnin vet\u00ebm 10% t\u00eb t\u00eb gjitha burimeve t\u00eb ofruara n\u00eb treg, nd\u00ebrsa kryeqyteti dhe rajoni i Mosk\u00ebs zinin 73% t\u00eb tregut, dhe Sh\u00ebn Petersburg dhe rajoni i Leningradit \u2013 17%. N\u00eb rajone, vazhdon t\u00eb ekzistoj\u00eb nj\u00eb munges\u00eb burimesh t\u00eb QDC-ve me nj\u00eb shkall\u00eb t\u00eb lart\u00eb q\u00ebndrushm\u00ebrie.<\/p>\n

    Deri n\u00eb vitin 2025, sipas parashikimeve, v\u00ebllimi total i t\u00eb dh\u00ebnave n\u00eb bot\u00eb do t\u00eb rritet 10 her\u00eb krahasuar me vitin 2016.<\/b><\/p>\n

    \"Koha
    \n
    \n<\/p>\n

    Megjithat\u00eb, sa i sigurt \u00ebsht\u00eb litiumi p\u00ebr UPS n\u00eb server apo QDC? <\/h3>\n

    <\/b> <\/p>\n

    Disavantazhi: kosto e lart\u00eb e zgjidhjeve Li-Ion.<\/b><\/p>\n

    \"Koha\u00c7mimi i akumulator\u00ebve litium-ion ende mbetet i lart\u00eb n\u00eb krahasim me zgjidhjet standarde. Sipas vler\u00ebsimeve t\u00eb kompanis\u00eb SE, shpenzimet fillestare p\u00ebr UPS t\u00eb fuqish\u00ebm mbi 100 kVA p\u00ebr zgjidhjet Li-Ion do t\u00eb jen\u00eb 1.5 her\u00eb m\u00eb t\u00eb larta, por n\u00eb fund, kursimi n\u00eb pron\u00ebsi do t\u00eb p\u00ebrb\u00ebj\u00eb 30-50%. N\u00ebse krahasojm\u00eb me kompleksin ushtarako-industrial t\u00eb vendeve t\u00eb tjera, ja nj\u00eb lajm p\u00ebr fillimin e operimit t\u00eb n\u00ebndet\u00ebses japoneze.<\/a><\/noindex> me bateri Li-Ion. Shume shpesh n\u00eb k\u00ebto zgjidhje p\u00ebrdoren bateri litium-he \u017eele- fosfat (n\u00eb foto - LFP) p\u00ebr shkak t\u00eb \u00e7mimit relativisht t\u00eb ul\u00ebt dhe siguris\u00eb m\u00eb t\u00eb madhe. <\/p>\n

    Artikulli p\u00ebrmend se p\u00ebr baterit\u00eb e reja p\u00ebr n\u00ebndet\u00ebse jan\u00eb shpenzuar 100 milion dollar\u00eb, le t\u00eb p\u00ebrpiqemi t\u00eb kthejm\u00eb n\u00eb nj\u00ebsi t\u00eb tjera\u2026<\/b>4,2 mij\u00eb ton - zhytja n\u00ebnujore e n\u00ebndet\u00ebses japoneze. Pesha mbi uj\u00eb - 2,95 mij\u00eb ton. N\u00eb p\u00ebrgjith\u00ebsi, 20-25% e mas\u00ebs s\u00eb anijes p\u00ebrb\u00ebjn\u00eb baterit\u00eb. Pra, marrim p\u00ebraf\u00ebrsisht 740 ton - bateri plumbi-kishti. M\u00eb pas: pesha e litiumit \u00ebsht\u00eb p\u00ebraf\u00ebrsisht 1\/3 e baterive plumb-kishti -> 246 ton litium. Me 70 kWh\/kg p\u00ebr Li-Ion, marrim rreth 17 MWh energji t\u00eb grumbulluar nga baterit\u00eb. Dhe diferenca n\u00eb mas\u00ebn e baterive \u00ebsht\u00eb p\u00ebraf\u00ebrsisht 495 ton\u2026 K\u00ebtu nuk e llogarisim baterit\u00eb argjend-cink<\/a><\/noindex>, p\u00ebr t\u00eb cilat nj\u00eb n\u00ebndet\u00ebse ka nevoj\u00eb p\u00ebr 14,5 ton argjendi, dhe \u00e7mimi i tyre tejkalon baterit\u00eb plumb-kishti 4 her\u00eb. Dua t\u00eb theksoj se tani baterit\u00eb Li-Ion jan\u00eb m\u00eb t\u00eb shtrenjta se VRLA vet\u00ebm 1,5-2 her\u00eb, n\u00eb var\u00ebsi t\u00eb fuqis\u00eb s\u00eb zgjidhjes.
    \n Dhe si \u00ebsht\u00eb me japonez\u00ebt? Ata u kujtuan shum\u00eb von\u00eb se \"leht\u00ebsimi i anijes\" me 700 ton sjell ndryshime n\u00eb cil\u00ebsit\u00eb e saj t\u00eb lundrimit, stabilitetit\u2026 Ndoshta iu desh t\u00eb shtonin arm\u00eb n\u00eb bord p\u00ebr t\u00eb rikthyer vlerat projektore t\u00eb pesh\u00ebs s\u00eb anijes. <\/p>\n

    \"Koha<\/p>\n

    Baterit\u00eb litium-jon gjithashtu peshojn\u00eb m\u00eb pak se baterit\u00eb plumb-kishti, k\u00ebshtu q\u00eb projekti i n\u00ebndet\u00ebses s\u00eb tipit Soryu duhej t\u00eb rip\u00ebrpunohej disi p\u00ebr t\u00eb ruajtur balastin dhe stabilitetin.<\/p>\n

    N\u00eb Japonin\u00eb jan\u00eb krijuar dhe \u00e7uar n\u00eb gjendje operative dy lloje baterish litium-jon: bateri litium-nikel-kobalti-alumin (NCA) prodhuar nga kompania GS Yuasa dhe litium-titanati (LTO) prodhuar nga korporata Toshiba. Flota japoneze do t\u00eb p\u00ebrdor\u00eb bateri t\u00eb tipit NCA, nd\u00ebrkoh\u00eb q\u00eb, sipas Kobayashit, Australis\u00eb p\u00ebr p\u00ebrdorimin n\u00eb n\u00ebndet\u00ebse bazuar n\u00eb tipin Soryu n\u00eb tenderin e fundit iu ofruan bateri t\u00eb tipit LTO.<\/p><\/blockquote>\n

    Duke ditur marr\u00ebdh\u00ebnien e ndjeshme ndaj siguris\u00eb n\u00eb vendin e Diellit, mund t\u00eb supozojm\u00eb se \u00e7\u00ebshtjet e siguris\u00eb s\u00eb litiumit jan\u00eb zgjidhur, testuar dhe certifikuar. <\/p>\n

    Rreziku: rrezikshm\u00ebria p\u00ebr zjarr.<\/b><\/p>\n

    K\u00ebtu do t\u00eb zhvillojm\u00eb q\u00ebllimin e publikimit, pasi opinionet mbi sigurin\u00eb e k\u00ebtyre zgjidhjeve ekzistojn\u00eb diametralisht t\u00eb oppositave. Por kjo \u00ebsht\u00eb gjith\u00eb lirika, por \u00e7far\u00eb kemi me zgjidhjet konkrete industriale? <\/p>\n

    \u00c7\u00ebshtjet e siguris\u00eb i kemi shqyrtuar tashm\u00eb n\u00eb artikullin ton\u00eb<\/a><\/noindex>, por le t\u00eb ndalemi p\u00ebrs\u00ebri n\u00eb k\u00ebt\u00eb \u00e7\u00ebshtje. T\u00eb kthehemi n\u00eb ilustrimin q\u00eb shqyrtonte nivelin e mbrojtjes s\u00eb modulit dhe qeliz\u00ebs LMO\/NMC t\u00eb bateris\u00eb prodhuar nga Samsung SDI dhe t\u00eb p\u00ebrdorur n\u00eb sistemin UPS Schneider Electric.<\/p>\n

    Proceset kimike jan\u00eb shqyrtuar n\u00eb artikullin e p\u00ebrdoruesit LadyN<\/a><\/noindex> Si shp\u00ebrthejn\u00eb baterit\u00eb litium-jon.<\/a><\/noindex>Do t\u00eb p\u00ebrpiqemi t\u00eb kuptojm\u00eb risket e mundshme n\u00eb rastin ton\u00eb konkret dhe t'i krahasojm\u00eb me mbrojtjen shum\u00ebnd\u00ebrshe n\u00eb qelizat Samsung SDI, t\u00eb cilat jan\u00eb nj\u00eb pjes\u00eb e modulit t\u00eb plot\u00eb Li-Ion Type G n\u00eb zgjidhjen e kompleksit Galaxy VM.<\/p>\n

    Le t\u00eb fillojm\u00eb me rastin e p\u00ebrgjithsh\u00ebm t\u00eb diagramit t\u00eb riskut dhe arsyet p\u00ebr shp\u00ebrthimin e qeliz\u00ebs litium-jon.<\/p>\n

    \"Koha
    \nDhe m\u00eb t\u00eb madhe? Foto \u00ebsht\u00eb e klikueshme.<\/i><\/a><\/noindex><\/p>\n

    N\u00ebn spojler mund t\u00eb shqyrtojm\u00eb pyetje teorike mbi risket e shp\u00ebrthimit t\u00eb baterive litium-jon dhe fizik\u00ebn e proceseve<\/b>Diagrami fillestar i riskut dhe arsyet p\u00ebr shp\u00ebrthimin (Safety Hazard) e qeliz\u00ebs litium-jon nga artikulli shkencor<\/a><\/noindex> i vitit 2018. <\/p>\n

    \"Koha
    \n
    \nDuke pasur parasysh se mb\u00ebshtetur n\u00eb struktur\u00ebn kimike t\u00eb qeliz\u00ebs litium-jon ka dallime n\u00eb karakteristikat e ngrohjes termike t\u00eb qeliz\u00ebs, k\u00ebtu do t\u00eb ndalemi n\u00eb procesin e p\u00ebrshkruar n\u00eb artikullin mbi qeliz\u00ebn litium-nikel-kobalti-alumin (me baz\u00eb LiNiCoAIO2) ose NCA.
    \nProcesi i zhvillimit t\u00eb aksidentit n\u00eb qeliz\u00eb mund t\u00eb ndahet n\u00eb tre faza: <\/p>\n

    \"Koha
    \n<\/p>\n

      \n
    1. Faza 1 (Onset). Funksionimi normal i qeliz\u00ebs, kur gradiente i rritjes s\u00eb temperatur\u00ebs nuk tejkalon 0,2 grad\u00eb C n\u00eb minut\u00eb, dhe temperatura e vet qeliz\u00ebs nuk tejkalon 130-200 grad\u00eb C n\u00eb var\u00ebsi t\u00eb struktur\u00ebs kimike t\u00eb qeliz\u00ebs; <\/li>\n
    2. Faza 2, ngrohja (Acceleration). N\u00eb k\u00ebt\u00eb etap\u00eb temperatura rritet, gradiente i rritjes s\u00eb temperatur\u00ebs rritet me shpejt\u00ebsi, ndodhin rrez\u00ebllime t\u00eb energjis\u00eb termike. N\u00eb p\u00ebrgjith\u00ebsi, ky proces shoq\u00ebrohet me l\u00ebshimin e gazit. Shp\u00ebrthimi i tepruar i gazit duhet t\u00eb kompensohet me aktivizimin e ventilit t\u00eb siguris\u00eb.\n<\/li>\n
    3. faza 3, rritja termike (Runaway). Ngrohja e bateris\u00eb mbi 180-200 grad\u00eb. N\u00eb k\u00ebt\u00eb rast, materiali i katod\u00ebs reagon me disproporcionim dhe l\u00ebshon oksigjen. Ky \u00ebsht\u00eb niveli i rritjes termike, pasi n\u00eb k\u00ebt\u00eb rast mund t\u00eb shfaqet nj\u00eb p\u00ebrzierje gazesh t\u00eb djegshme me oksigjenin, duke shkaktuar vet\u00eb-ndizje. Megjithat\u00eb, ky proces n\u00eb disa raste mund t\u00eb jet\u00eb i menaxhuesh\u00ebm, lexoni \u2013 kur ndodhin ndryshime n\u00eb kushtet e jashtme, rritja termike ndalon n\u00eb disa raste pa pasur pasoja fatale p\u00ebr ambientin rrethues. Funksionaliteti dhe operativiteti i vet\u00eb qeliz\u00ebs litium nuk merren parasysh pas k\u00ebtyre ngjarjeve.<\/li>\n<\/ol>\n

      \n\"Koha
      \n\"Koha<\/p>\n

      Temperatura e oksidimit termik varet nga madh\u00ebsia e qeliz\u00ebs, konstrukti i saj dhe materiali. Temperatura e oksidimit termik mund t\u00eb varioj\u00eb nga 130 n\u00eb 200 grad\u00eb Celsius. Koha e oksidimit termik mund t\u00eb jet\u00eb e ndryshme dhe t\u00eb zgjas\u00eb minuta, or\u00eb ose madje dit\u00eb\u2026<\/p><\/blockquote>\n

      \n \u00c7far\u00eb ndodh me qelizat e tipit LMO\/NMC n\u00eb UPS-t\u00eb litium-jon? <\/b><\/p>\n

      \"Koha
      \nDhe m\u00eb t\u00eb madhe? Foto \u00ebsht\u00eb e klikueshme.<\/i><\/a><\/noindex><\/p>\n

      \u2013 P\u00ebr t\u00eb parandaluar kontaktin e anod\u00ebs me elektrolitin, p\u00ebrdoret nj\u00eb shtres\u00eb qeramike n\u00eb p\u00ebrb\u00ebrjen e qeliz\u00ebs (SFL). Bllokimi i l\u00ebvizjes s\u00eb jonit t\u00eb litiumit ndodh n\u00eb 130 grad\u00eb Celsius.<\/p>\n

      \u2013 P\u00ebrve\u00e7 valvul\u00ebs mbrojt\u00ebse t\u00eb ventilimit, aplikohet nj\u00eb sistem mbrojtjeje ndaj tefermave (Over Charge Device, OSD), i cili punon n\u00eb \u00e7ift me nj\u00eb sigures\u00eb t\u00eb brendshme dhe \u00e7on n\u00eb ndalimin e qeliz\u00ebs s\u00eb d\u00ebmtuar, pa lejuar q\u00eb procesi i rritjes termike t\u00eb arrij\u00eb vlera t\u00eb rrezikshme. Aktivizimi i sistemit t\u00eb brendsh\u00ebm OSD do t\u00eb ndodhi m\u00eb her\u00ebt, kur t\u00eb arrihet presioni prej 3,5 kg\/cm2, pra, gjysm\u00eb m\u00eb pak se presioni i aktivizimit t\u00eb valvul\u00ebs mbrojt\u00ebse t\u00eb qeliz\u00ebs.<\/p>\n

      N\u00eb t\u00eb v\u00ebrtet\u00eb, siguresa e qeliz\u00ebs do t\u00eb aktivizohet p\u00ebr currents mbi 2500 A brenda 2 sekondave. Le t\u00eb supozojm\u00eb se gradienti i temperatur\u00ebs arrin nj\u00eb nivel prej 10 grad\u00eb Celsius\/minut\u00eb. Pasi t\u00eb kalojn\u00eb 10 sekonda, qeliza do t\u00eb jet\u00eb n\u00eb gjendje ta rris\u00eb temperatur\u00ebn e saj me rreth 1,7 grad\u00eb, duke qen\u00eb n\u00eb modalitetin e rritjes. <\/p><\/blockquote>\n

      \u2013 Nj\u00eb separator treshtresor n\u00eb qeliz\u00eb n\u00eb modalitetin e tefermave do t\u00eb siguroj\u00eb bllokimin e kalimit t\u00eb jonve t\u00eb litiumit n\u00eb anod\u00ebn e qeliz\u00ebs. Temperaturat e bllokimit arrijn\u00eb 250 grad\u00eb Celsius.<\/p>\n

      \"Koha
      \n
      \nTani le t\u00eb shohim \u00e7far\u00eb ndodh me temperatur\u00ebn e qeliz\u00ebs; do t\u00eb krahasojm\u00eb n\u00eb cilat faza aktivizohen lloje t\u00eb ndryshme mbrojtjeje n\u00eb nivelin e qeliz\u00ebs.<\/p>\n

      \u2014 sistemi OSD \u2013 3,5+-0,1 kg\/cm2 <= presioni i jasht\u00ebm
      \nMbrojtje shtes\u00eb nga tefermave.<\/p>\n

      \u2014 valvula mbrojt\u00ebse 7,0+-1,0 kg\/cm2 <= presioni i jasht\u00ebm<\/p>\n

      \u2014 siguresa brenda qeliz\u00ebs 2 sekonda p\u00ebr 2500A (modaliteti i tefermave over current)<\/p>\n

      \"Koha
      \n
      \nRreziku i oksidimit termik t\u00eb qeliz\u00ebs vare direkt nga shkalla\/ niveli i ngarkes\u00ebs s\u00eb qeliz\u00ebs, m\u00eb shum\u00eb k\u00ebtu\u2026<\/b>Le t\u00eb shqyrtojm\u00eb efektin e nivelit t\u00eb karikimit t\u00eb qeliz\u00ebs n\u00eb kontekstin e rreziqeve t\u00eb shfaqjes s\u00eb rritjes termike. Le t\u00eb shqyrtojm\u00eb tabel\u00ebn e p\u00ebrputhshm\u00ebris\u00eb s\u00eb temperatur\u00ebs s\u00eb qeliz\u00ebs me parametrin SOC (State of Charge, niveli i karikimit t\u00eb bateris\u00eb).<\/p>\n

      \"Koha
      \n
      \nNiveli i karikimit t\u00eb bateris\u00eb matet n\u00eb p\u00ebrqindje dhe tregon se sa pjes\u00eb e karikimit t\u00eb plot\u00eb mbetet e grumbulluar n\u00eb bateri. N\u00eb k\u00ebt\u00eb rast, ne po shqyrtojm\u00eb modalitetin e tefermave t\u00eb bateris\u00eb. Mund t\u00eb p\u00ebrfundojm\u00eb se n\u00eb var\u00ebsi t\u00eb p\u00ebrb\u00ebrjes kimike t\u00eb qeliz\u00ebs litium, bateria mund t\u00eb sillet ndryshe gjat\u00eb tefermave dhe t\u00eb ket\u00eb prirje t\u00eb ndryshme p\u00ebr rritjen termike. Kjo ndodh p\u00ebr shkak t\u00eb kapacitetit specifik (A*\u00e7\/gram) t\u00eb llojeve t\u00eb ndryshme t\u00eb qelizave Li-Ion. Sa m\u00eb i lart\u00eb t\u00eb jet\u00eb kapaciteti specifik i qeliz\u00ebs, aq m\u00eb e shpejt\u00eb do t\u00eb jet\u00eb l\u00ebshimi i nxeht\u00ebsis\u00eb gjat\u00eb tefermave.<\/p>\n

      P\u00ebr m\u00eb tep\u00ebr, n\u00eb 100% SOC, nj\u00eb shkarkim i jasht\u00ebm shpesh \u00e7on n\u00eb rritjen termike t\u00eb qeliz\u00ebs. Nga ana tjet\u00ebr, kur qeliza ka nj\u00eb nivel karikimi prej 80% SOC, temperatura maksimale e fillimit t\u00eb rritjes termike t\u00eb qeliz\u00ebs shkon m\u00eb lart. Qeliza b\u00ebhet m\u00eb e q\u00ebndrueshme ndaj modaliteteve emergjente. <\/p>\n

      S\u00eb fundi, p\u00ebr nj\u00eb SOC prej 70%, shkarkimet e jashtme ndoshta nuk do t\u00eb jen\u00eb shkak i rritjes termike. Pra, rreziku i ndezjes s\u00eb qeliz\u00ebs zvog\u00eblohet ndjesh\u00ebm, dhe skenari m\u00eb i mundsh\u00ebm \u00ebsht\u00eb aktivizimi vet\u00ebm i valvul\u00ebs mbrojt\u00ebse t\u00eb bateris\u00eb litium.<\/p>\n

      P\u00ebr m\u00eb tep\u00ebr, nga tabela mund t\u00eb p\u00ebrfundojm\u00eb se baterit\u00eb LFP (kurba vjollc\u00eb) zakonisht kan\u00eb nj\u00eb rritje t\u00eb shpejt\u00eb t\u00eb temperatur\u00ebs, dometh\u00ebn\u00eb faza \"ngrohje\" kalon n\u00eb faz\u00ebn \"rritje termike\", dhe q\u00ebndrueshm\u00ebria e k\u00ebtij sistemi ndaj tefermave \u00ebsht\u00eb pak m\u00eb e dob\u00ebt. Baterit\u00eb e tipit LMO, si\u00e7 e shohim, kan\u00eb nj\u00eb karakteristik\u00eb m\u00eb t\u00eb but\u00eb t\u00eb ngrohjes gjat\u00eb procesit t\u00eb karikimit.<\/p>\n

      <\/p>\n

      E R\u00cbND\u00cbSISHME:<\/b> kur sistemi OSD aktivizohet, nj\u00eb qeliz\u00eb kalon n\u00eb bypass. K\u00ebshtu, tensioni n\u00eb raft zvog\u00eblohet, por ai mbetet n\u00eb pun\u00eb dhe d\u00ebrgon sinjal n\u00eb sistemin e monitorimit t\u00eb UPS p\u00ebrmes sistemit BMS t\u00eb vet\u00eb raftit. N\u00eb rastin e nj\u00eb sistemi tradicional UPS me bateri VRLA, nj\u00eb shkurtim ose nj\u00eb thyerje brenda nj\u00eb BKB n\u00eb string mund t\u00eb \u00e7oj\u00eb n\u00eb d\u00ebshtimin e p\u00ebrgjithsh\u00ebm t\u00eb UPS dhe humbjen e funksionalitetit t\u00eb pajisjeve IT.<\/p><\/blockquote>\n

      Duke u bazuar n\u00eb at\u00eb q\u00eb u tha m\u00eb sip\u00ebr, p\u00ebr rastin e p\u00ebrdorimit t\u00eb zgjidhjeve litike n\u00eb UPS, rreziqet mbeten relevante:<\/p>\n

        \n
      1. Ngrohja termike e qeliz\u00ebs, modulit si rezultat i nj\u00eb shkurtimi t\u00eb jasht\u00ebm \u2013 disa nivele mbrojtjeje.\n<\/li>\n
      2. Ngrohja termike e qeliz\u00ebs, modulit si rezultat i nj\u00eb defekti t\u00eb brendsh\u00ebm t\u00eb bateris\u00eb \u2013 disa nivele mbrojtjeje n\u00eb nivelin e qeliz\u00ebs, modulit.\n<\/li>\n
      3. Riemuccino \u2013 mbrojtje me mjete BMS plus t\u00eb gjitha nivelet e mbrojtjes s\u00eb raftit, modulit, qeliz\u00ebs.\n<\/li>\n
      4. D\u00ebmtimi mekanik \u2013 i pap\u00ebrshtatsh\u00ebm p\u00ebr rastin ton\u00eb, rreziku i ngjarjes \u00ebsht\u00eb i pandjesh\u00ebm.\n<\/li>\n
      5. Tejgji i raftit dhe t\u00eb gjitha baterit\u00eb (modulet, qelit\u00eb). I pad\u00ebmsh\u00ebm deri n\u00eb 70-90 grad\u00eb. N\u00ebse temperatura n\u00eb ambientin e instaluar t\u00eb UPS ngritet mbi k\u00ebto vlera \u2013 at\u00ebher\u00eb kjo tashm\u00eb \u00ebsht\u00eb nj\u00eb zjarr n\u00eb nd\u00ebrtes\u00eb. N\u00eb reformat normale t\u00eb pun\u00ebs s\u00eb Qendr\u00ebs s\u00eb t\u00eb Dh\u00ebnave, rreziku i ngjarjes \u00ebsht\u00eb i pandjesh\u00ebm.\n<\/li>\n
      6. Zvog\u00eblimi i burimeve t\u00eb baterive n\u00eb temperatura t\u00eb larta t\u00eb ambientit \u2013 lejohet puna e gjat\u00eb n\u00eb temperatura deri n\u00eb 40 grad\u00eb pa nj\u00eb zvog\u00eblim t\u00eb ndjesh\u00ebm t\u00eb burimeve t\u00eb baterive. Baterit\u00eb e plumbit jan\u00eb shum\u00eb t\u00eb ndjeshme ndaj \u00e7do rritjeje t\u00eb temperatur\u00ebs dhe zvog\u00eblojn\u00eb burimin e mbetur proporcionalisht me rritjen e temperatur\u00ebs.\n<\/li>\n<\/ol>\n

        \nLe t\u00eb shikojm\u00eb diagramin e rreziqeve t\u00eb aksidenteve me bateri litike n\u00eb rastin ton\u00eb t\u00eb p\u00ebrdorimit n\u00eb Qendr\u00ebn e t\u00eb Dh\u00ebnave, serverin. Paksa ta thjeshtojm\u00eb diagramin, pasi UPS litike do t\u00eb p\u00ebrdoren n\u00eb kushte ideale, krahasuar me kushtet e pun\u00ebs s\u00eb baterive n\u00eb pajisjen tuaj, telefonin.<\/p>\n

        \"Koha
        \n Fotoja \u00ebsht\u00eb klikueshme.<\/i><\/a><\/noindex><\/p>\n

        P\u00cbRFUNDIM:<\/b> <\/b> Baterit\u00eb e specializuara litike p\u00ebr UPS n\u00eb Qendr\u00ebn e t\u00eb Dh\u00ebnave, serverin kan\u00eb nj\u00eb nivel t\u00eb mjaftuesh\u00ebm mbrojtjeje nga situatat emergjente, dhe n\u00eb nj\u00eb zgjidhje t\u00eb plot\u00eb, nj\u00eb num\u00ebr i madh shkall\u00ebsh t\u00eb mbrojtjes s\u00eb larmishme dhe m\u00eb shum\u00eb se pes\u00eb vjet p\u00ebrvoj\u00eb n\u00eb p\u00ebrdorimin e k\u00ebtyre zgjidhjeve na lejon t\u00eb flasim p\u00ebr nj\u00eb nivel t\u00eb lart\u00eb sigurie t\u00eb teknologjive t\u00eb reja. P\u00ebr m\u00eb tep\u00ebr, nuk duhet harruar se p\u00ebrdorimi i BKB litike n\u00eb sektorin ton\u00eb duket si kushte \"ser\u00eb\" p\u00ebr teknologjit\u00eb Li-Ion: p\u00ebrkundrazi nga telefoni juaj n\u00eb xhep, askush nuk do ta bjer\u00eb, nxeht\u00ebsoj\u00eb, apo ta shkarkoj\u00eb \u00e7do dit\u00eb, duke e p\u00ebrdorur at\u00eb aktivisht n\u00eb modalitetin bufer.<\/p>\n

        P\u00ebr t\u00eb m\u00ebsuar detaje dhe p\u00ebr t\u00eb diskutuar nj\u00eb zgjidhje specifike duke p\u00ebrdorur bateri litike p\u00ebr serverin tuaj ose Qendr\u00ebn e t\u00eb Dh\u00ebnave, mund t\u00eb d\u00ebrgoni nj\u00eb k\u00ebrkes\u00eb n\u00eb emailin info@ot.ru<\/a><\/noindex>, ose duke b\u00ebr\u00eb nj\u00eb k\u00ebrkes\u00eb n\u00eb faqen e internetit t\u00eb kompanis\u00eb www.ot.ru<\/a><\/noindex>. <\/p><\/blockquote>\n

        TEKNOLOGJIT\u00cb E HAPURA<\/b> \u2013 zgjidhje komplekse t\u00eb besueshme nga lider\u00ebt global\u00eb, t\u00eb adaptuara pik\u00ebrisht p\u00ebr q\u00ebllimet dhe detyrat tuaja.<\/p>\n<\/blockquote>\n

        \nAutori:<\/i> Kulikov Oleg
        \nInxhinier Kryesor i Projektimit
        \nDepartamenti i Zgjidhjeve t\u00eb Integrimit
        \nKompania Teknologjit\u00eb e Hapura<\/p>\n

        <\/b><\/i><\/p>\n

        Vet\u00ebm p\u00ebrdoruesit e regjistruar mund t\u00eb marrin pjes\u00eb n\u00eb anket\u00eb. Hyni<\/a><\/noindex>, ju lutemi.<\/p>\n

        \u00c7far\u00eb mendoni p\u00ebr sigurin\u00eb dhe aplikueshm\u00ebrin\u00eb e zgjidhjeve industriale n\u00eb teknologjit\u00eb Li-Ion?<\/h2>\n