1. Selelekela ho qubu ea ho tjhaja DC
Lilemong tsa morao tjena, kholo e potlakileng ea likoloi tsa motlakase (EVs) e tsamaisitse tlhoko ea litharollo tse sebetsang hantle le tse bohlale tsa ho tjhaja. Liqubu tsa ho tjhaja tsa DC, tse tsejoang ka bokhoni ba tsona ba ho tjhaja ka potlako, li ka pele ho phetoho ena. Ka tsoelo-pele ea mahlale a morao-rao, lijaja tsa DC tse sebetsang hantle li se li etselitsoe ho ntlafatsa nako ea ho tjhaja, ho ntlafatsa tšebeliso ea matla, le ho fana ka khokahanyo e se nang moeli le li-grid tse bohlale.
Ka keketseho e tsoelang pele ea palo ea 'maraka, ts'ebetsong ea bidirectional OBC (On-Board Chargers) ha e thuse feela ho fokotsa matšoenyeho a bareki mabapi le mefuta-futa le matšoenyeho a ho tjhaja ka ho nolofalletsa ho tjhaja ka potlako empa hape e lumella likoloi tsa motlakase hore li sebetse e le liteishene tsa polokelo ea matla tse ajoang. Likoloi tsena li ka khutlisetsa matla ho marang-rang, li thusa ho kuta litelu le ho tlatsa phula. Ho tjhaja likoloi tsa motlakase ka nepo ka li-charger tse potlakileng tsa DC (DCFC) ke mokhoa o ka sehloohong oa ho khothaletsa phetisetso ea matla a ka nchafatsoang. Liteishene tsa ho tjhaja ka lebelo le phahameng li kopanya likarolo tse fapaneng tse kang lisebelisoa tse thusang tsa motlakase, li-sensor, taolo ea matla le lisebelisoa tsa puisano. Ka nako e ts'oanang, mekhoa e bonolo ea tlhahiso ea hlokahala ho fihlela litlhoko tse ntseng li tsoela pele tsa ho tjhaja likoloi tse fapaneng tsa motlakase, ho eketsa ho rarahana ho moralo oa DCFC le liteishene tsa ho tjhaja tse potlakileng haholo.
Phapang pakeng tsa ho tjhaja ha AC le ho tjhaja ha DC, bakeng sa ho tjhaja ka AC (lehlakoreng le letšehali la Setšoantšo sa 2), hokela OBC ka har'a sesebelisoa se tloaelehileng sa AC, 'me OBC e fetolela AC ho DC e loketseng ho tjhaja betri. Bakeng sa ho tjhaja DC (lehlakoreng le letona la Setšoantšo sa 2), poso e tjhajang e tjhaja betri ka kotloloho.
2. DC tjhaja tsamaiso qubu sebopeho
(1) Ho tlatsa likarolo tsa mochine
(2) Likarolo tsa tsamaiso
(3) Setšoantšo sa block block
(4) Tsamaiso ea tsamaiso ea qubu ea ho tjhaja
Lijaja tse potlakileng tsa Level 3 (L3) DC li feta tjhaja e ka botong (OBC) ea koloi ea motlakase ka ho tjhaja betri ka kotloloho ka EV's Battery Management System (BMS). Phetoho ena e lebisa ho keketseho e kholo ea lebelo la ho tjhaja, ka matla a tlhahiso ea tjhaja ho tloha ho 50 kW ho isa ho 350 kW. Matla a tsoang hangata a fapana pakeng tsa 400V le 800V, ka li-EV tse ncha tse lebisang lits'ebetsong tsa betri tsa 800V. Kaha li-charger tse potlakileng tsa L3 DC li fetola motlakase oa likarolo tse tharo tsa AC hore e be DC, li sebelisa mochine o ka pele oa AC-DC power factor correction (PFC), o kenyelletsang mochine o ikemetseng oa DC-DC. Sehlahisoa sena sa PFC se hokahanngoa le betri ea koloi. Ho finyella matla a phahameng a matla, li-modules tse ngata tsa matla li atisa ho hokahanngoa ka tsela e tšoanang. Molemo o ka sehloohong oa li-charger tsa L3 DC ke phokotso e kholo ea nako ea ho tjhaja likoloi tsa motlakase
Mokotla oa ho tjhaja ke sesebelisoa sa mantlha sa AC-DC. E na le sethala sa PFC, bese ea DC le module ea DC-DC
Setšoantšo sa PFC Stage Block
Setšoantšo sa block block se sebetsang sa DC-DC
3. Sekema sa boemo ba qubu ea ho lefisa
(1) Sistimi ea ho tjhaja polokelo ea optical
Ha matla a ho tjhaja a likoloi tsa motlakase a ntse a eketseha, matla a kabo ea motlakase liteisheneng tsa ho tjhaja hangata a sokola ho fihlela tlhoko. Ho rarolla bothata bona, ho hlahile sistimi ea ho tjhaja e thehiloeng polokelong e sebelisang bese ea DC. Sistimi ena e sebelisa libeteri tsa lithium joalo ka setsi sa polokelo ea matla mme e sebelisa EMS ea lehae le e hole (Energy Management System) ho leka-lekanya le ho ntlafatsa phepelo le tlhoko ea motlakase lipakeng tsa marang-rang, libeteri tsa polokelo le likoloi tsa motlakase. Ntle le moo, sistimi e ka hokahana habonolo le lits'ebetso tsa photovoltaic (PV), e fanang ka melemo e mengata ho litheko tsa motlakase tse phahameng le tse sa tloleng le tlhoro le katoloso ea matla a marang-rang, ka hona ho ntlafatsa ts'ebetso ea matla ka kakaretso.
(2) Sistimi ea ho tjhaja V2G
Theknoloji ea Vehicle-to-Grid (V2G) e sebelisa libeteri tsa EV ho boloka matla, ho tšehetsa marang-rang a matla ka ho nolofalletsa ho sebelisana pakeng tsa likoloi le marang-rang. Sena se fokotsa khatello e bakoang ke ho kopanya mehloli e meholo ea matla a ka nchafatsoang le ho tjhaja EV ka bongata, 'me qetellong ho matlafatsa botsitso ba grid. Ho feta moo, libakeng tse kang libaka tsa bolulo le liofisi tsa liofisi, likoloi tse ngata tsa motlakase li ka nka monyetla ka litheko tse phahameng le tse sa tloleng, tsa laola ho eketseha ha meroalo e matla, ho arabela tlhokeho ea grid, le ho fana ka matla a ho boloka, ho pholletsa le EMS (Energy Management System) taolo. Bakeng sa malapa, theknoloji ea Vehicle-to-Home (V2H) e ka fetola libeteri tsa EV hore e be tharollo ea ho boloka matla a lehae.
(3) Tsamaiso ea ho tjhaja e laetsweng
Sistimi ea ho tjhaja e laetsoeng haholo-holo e sebelisa liteishene tsa ho tjhaja ka lebelo le phahameng, tse loketseng litlhoko tsa ho tjhaja tse tsepamisitsoeng joalo ka lipalangoang tsa sechaba, litekesi le likepe tsa thepa. Mananeo a ho tjhaja a ka hlophiswa ho ya ka mefuta ya koloi, mme ho tjhaja ho etsahala nakong ya dihora tse se nang tlhoro ya motlakase ho theola ditjeho. Ho feta moo, tsamaiso e bohlale ea taolo e ka kengoa ts'ebetsong ho tsamaisa taolo ea likepe tse bohareng.
4.Mokhoa oa ntlafatso ea bokamoso
(1) Nts'etsopele e hokahaneng ea maemo a fapaneng a tlatselletsoang ke liteishene tsa ho tjhaja tse bohareng + tse phatlalalitsoeng ho tsoa liteisheneng tsa tjhaja tse bohareng.
Liteishene tsa ho tjhaja tse ajoang li tla sebetsa e le tlatsetso ea bohlokoa ho netweke e ntlafalitsoeng ea ho tjhaja. Ho fapana le liteishene tse bohareng moo basebelisi ba batlang litjhaja ka mafolofolo, liteishene tsena li tla hokahana le libaka tseo batho ba seng ba ntse ba li etela. Basebelisi ba ka lefisa likoloi tsa bona nakong ea ho lula nako e telele (hangata nako e fetang hora), moo ho tjhaja kapele ho seng bohlokoa. Matla a ho tjhaja a liteishene tsena, ka tloaelo ho tloha ho 20 ho isa ho 30 kW, a lekane bakeng sa likoloi tsa baeti, ho fana ka matla a lekaneng a ho finyella litlhoko tsa mantlha.
(2) 20kW 'maraka oa karolo e kholo ho 20/30/40/60kW nts'etsopele ea meralo e fapaneng ea tlhophiso
Ka phetoho e lebisang likoloing tse phahameng tsa motlakase, ho na le tlhoko e matla ea ho eketsa matla a holimo a ho tjhaja a liqubu tse tjhajang ho fihla ho 1000V ho amohela tšebeliso e pharalletseng ea nakong e tlang ea mefuta e phahameng ea motlakase. Mohato ona o ts'ehetsa lintlafatso tse hlokahalang bakeng sa liteishene tsa ho tjhaja. Tekanyetso ea motlakase oa 1000V e fumane kamohelo e pharaletseng indastering ea li-module tsa ho tjhaja, 'me baetsi ba bohlokoa ba ntse ba tsoela pele ho hlahisa li-module tsa 1000V tsa ho tjhaja matla a phahameng ho fihlela tlhoko ena.
Linkpower e nehetsoe ho fana ka R&D ho kenyeletsoa software, hardware le ponahalo bakeng sa liqubu tse tjhajang koloi ea motlakase ea AC/DC ka lilemo tse fetang 8. Re fumane litifikeiti tsa ETL / FCC / CE / UKCA / CB / TR25 / RCM. Re sebelisa software ea OCPP1.6, re qetile liteko le bafani ba sethala sa OCPP ba fetang 100. Re ntlafalitse OCPP1.6J ho OCPP2.0.1, 'me tharollo ea EVSE ea khoebo e kenyelelitsoe ka module ea IEC/ISO15118, e leng mohato o tiileng oa ho hlokomela V2G bi-directional charger.
Nakong e tlang, lihlahisoa tsa theknoloji e phahameng tse kang likoloi tsa motlakase tsa likoloi tsa motlakase, photovoltaic ea letsatsi, le lithium battery energy storage systems (BESS) li tla ntlafatsoa ho fana ka tekanyo e phahameng ea tharollo e kopanetsoeng bakeng sa bareki ho pota lefatše.
Nako ea poso: Oct-17-2024