Ka nts'etsopele e potlakileng ea 'maraka oa EV, liqubu tsa DC tsa ho tjhaja li fetohile karolo ea bohlokoa ea meralo ea motheo ea ho tjhaja EV ka lebaka la litšobotsi tsa tsona, 'me bohlokoa ba liteishene tsa DC tsa ho tjhaja bo se bo hlahelletse haholo. Ha ho bapisoa le liqubu tsa AC tsa ho tjhaja,Liqubu tsa ho tjhaja tsa DCli khona ho fana ka matla a DC ka kotloloho libetering tsa EV, li fokotsa nako ea ho tjhaja haholo 'me hangata li tjhaja ho fihlela ho 80% ka nako e ka tlase ho metsotso e 30. Mokhoa ona o sebetsang hantle oa ho tjhaja o etsa hore e sebelisoe haholo ho fetaLiqubu tsa ho tjhaja AClibakeng tse kang liteishene tsa ho tjhaja tsa sechaba, litsi tsa khoebo le libaka tsa litšebeletso tsa litsela tse kholo.
Mabapi le molao-motheo oa tekheniki, qubu ea ho tjhaja ea DC e etsa hore matla a motlakase a fetohe ka ho sebelisa phepelo ea motlakase le module ea motlakase e feto-fetohang ka makhetlo a mangata. Sebopeho sa eona sa kahare se kenyelletsa sesebelisoa sa ho lokisa, sefe le tsamaiso ea taolo ho netefatsa botsitso le polokeho ea motlakase o hlahisoang. Ho sa le joalo, likarolo tse bohlale tsaLiqubu tsa ho tjhaja tsa DCli ntlafatsoa butle-butle, 'me lihlahisoa tse ngata li na le li-interface tsa puisano tse nolofalletsang tšebelisano ea data ea nako ea sebele le li-EV le li-grid tsa motlakase ho ntlafatsa ts'ebetso ea ho tjhaja le taolo ea tšebeliso ea matla. Boemo ba eona ba molao-motheo oa tekheniki bo kenyelletsa haholo-holo likarolo tse latelang:
1. Ts'ebetso ea tokiso: Li-pile tsa ho tjhaja tsa DC li na le li-rectifier tse hahiloeng kahare ho fihlela ho tjhaja ka ho fetolela matla a AC ho matla a DC. Ts'ebetso ena e kenyelletsa mosebetsi oa tšebelisano-'moho oa li-diode tse ngata ho fetolela libeke tse ntle le tse mpe tsa halofo ea AC ho ea ho DC.
2. Taolo ea ho Sefa le ea Voltage: Matla a DC a fetotsoeng a ntlafalitsoe ka sefe ho felisa ho feto-fetoha ha hona joale le ho netefatsa botsitso ba hona joale ea tlhahiso. Ho phaella moo, molaoli oa voltage o tla laola voltage ho netefatsa hore motlakase o lula o le sebakeng se sireletsehileng nakong ea ts'ebetso ea ho tjhaja.
3. Sistimi ea taolo e bohlale: Li-pile tsa sejoale-joale tsa ho tjhaja tsa DC li na le sistimi ea taolo e bohlale e behang leihlo boemo ba ho tjhaja ka nako ea sebele le ho fetola motlakase le motlakase ka matla ho ntlafatsa katleho ea ho tjhaja le ho sireletsa betri ho isa bohōleng bo phahameng.
4. Melaoana ea puisano: Puisano pakeng tsa litjhaja tsa DC le li-EV hangata e ipapisitse le melaoana e tloaelehileng joalo ka IEC 61850 le ISO 15118, e lumellang phapanyetsano ea tlhahisoleseling pakeng tsa tjhaja le koloi, e netefatsang polokeho le katleho ea ts'ebetso ea ho tjhaja.
Mabapi le maemo a ho tjhaja ka mora dihlahiswa, di-DC charger post di latela maemo a mangata a matjhaba le a naha ho netefatsa polokeho le ho tsamaellana. Maemo a IEC 61851 a ntshitsweng ke International Electrotechnical Commission (IEC) a fana ka tataiso mabapi le kgokelo pakeng tsa di-EV le dibaka tsa ho tjhaja, a akaretsang di-interface tsa motlakase le diprothokhole tsa puisano. Ya ChinaGB/T 2023Ka lehlakoreng le leng, tekanyetso ea 4 e hlalosa litlhoko tsa tekheniki le litlhaloso tsa polokeho bakeng sa liqubu tsa ho tjhaja. Litekanyetso tsena kaofela li laola maemo a indasteri ea tlhahiso le meralo ea liqubu tsa ho tjhaja ho isa bohōleng bo itseng, 'me ho isa bohōleng bo itseng, li thusa ho khothaletsa nts'etsopele e ntle ea 'maraka oa likoloi tse ncha tsa motlakase tsa matla le liindasteri tsa tsona tse li tšehetsang.
Mabapi le mofuta oa lithunya tsa ho tjhaja tsa qubu ea DC charger, qubu ea DC charger e ka aroloa ka qubu ea ho tjhaja ea sethunya se le seng, lithunya tse peli le lithunya tse ngata. Liqubu tsa ho tjhaja tsa sethunya se le seng li loketse liteishene tse nyane tsa ho tjhaja, ha liqubu tsa ho tjhaja tsa lithunya tse peli le lithunya tse ngata li loketse mehaho e meholo ho fihlela tlhoko e phahameng ea ho tjhaja. Li-post tsa ho tjhaja tsa lithunya tse ngata li tumme haholo hobane li ka sebeletsa li-EV tse ngata ka nako e le 'ngoe, e leng se eketsang katleho ea ho tjhaja haholo.
Qetellong, ho na le tebello bakeng sa 'maraka oa liqubu tsa ho tjhaja: bokamoso ba liqubu tsa ho tjhaja tsa DC bo tla ba le bokhoni bo bongata ha theknoloji e ntse e tsoela pele 'me tlhoko ea' maraka e ntse e hola. Motsoako oa li-grid tse bohlale, likoloi tse se nang mokhanni le matla a nchafatsoang li tla tlisa menyetla e mecha e sa tloaelehang bakeng sa liqubu tsa ho tjhaja tsa DC. Ka nts'etsopele e tsoelang pele ea mehla e tala, re lumela hore liqubu tsa ho tjhaja tsa DC li ke ke tsa fa basebelisi boiphihlelo bo bonolo ba ho tjhaja feela, empa hape qetellong li tla kenya letsoho nts'etsopele e tsitsitseng ea tikoloho eohle ea e-mobility.
Haeba o batla ho tseba haholoanyane ka boeletsi ba seteishene sa ho tjhaja, o ka tobetsa ho:U utloisise haholoanyane lihlahisoa tse ncha tsa feshene - qubu ea ho tjhaja ea AC
Nako ea poso: Loetse-20-2024
