Litaba

Li-transformer tsa JZP tse kentsoeng ka phaposing e le 'ngoe li entsoe hore li fete maemo a lefats'e ha li ntse li fana ka ho tenyetseha le ho tšoarella ho sa bapisoeng bakeng sa litlhoko tse fapaneng tsa kabo ea matla. Li etselitsoe ho latela le ho feta ​Litekanyetso tsa ANSI, IEEE, DOE, CSA, le NEMA, di-transformer tsena di kenyeletsa dikarolo tse tswetseng pele tsa polokeho le kaho e matla, di netefatsa tshebetso e ntle ka ho fetisisa dikopong tsa indasteri, tsa kgwebo le tsa bodulo.

Jwalo ka sebapali se etellang pele indastering ya di-transformer tsa motlakase, JZP Power Transformer e thabetse ho phatlalatsa ho nka karolo ha yona hoPhetoho ea Motlakase Canada 2025, ketsahalo e ka sehloohong e inehetseng ho bopeng bokamoso ba lekala la motlakase Canada. Pontšo e tla etsahala ho tlohaLa 6–8 Mphalane, 2025, hoSetsi sa Enercare se Toronto, Ontario, 'me JZP Power Transformer e tla bontša litharollo tsa eona tsa morao-rao hoLephephe la 609.

Ho hlophisoa ha maemo a motlakase lits'ebetsong tsa motlakase ke habohlokoa ho netefatsa phetiso, kabo le polokeho ea matla ka katleho. Mekhahlelo ea motlakase e khetholla hore na motlakase o tsamaisoa joang ho pholletsa le li-grid, e leka-lekanngoa bakeng sa bokhoni ba tekheniki le moruo, 'me e fetotsoe bakeng sa lits'ebetso tse fapaneng. Sengoloa sena se hlahloba litekanyetso le maemo a laolang lihlopha tsena, ka ho shebana lemotlakase o phahameng (HV),motlakase o mahareng (MV),motlakase o tlase (LV)leMotlakase o phahameng haholo (UHV).Tlhahlobo ea maemo a motlakase lits'ebetsong tsa motlakase ke ea bohlokoa ho netefatsa phetiso, kabo le polokeho ea matla e sebetsang hantle. Mekhahlelo ea motlakase e khetholla hore na motlakase o tsamaisoa joang ho pholletsa le li-grid, e leka-lekanngoa bakeng sa bokhoni ba tekheniki le moruo, 'me e fetotsoe bakeng sa lits'ebetso tse fapaneng. Sengoloa sena se hlahloba litekanyetso le maemo a laolang lihlopha tsena, ka ho shebana lemotlakase o phahameng (HV),motlakase o mahareng (MV),motlakase o tlase (LV)leMotlakase o phahameng haholo (UHV).

Jwalo ka moetsi ya ka sehloohong ya ikgethang ka di-transformer tsa motlakase o mahareng le o phahameng, JZP Power Transformer e thabetse ho phatlalatsa ho nka karolo ha rona ho ENLIT Europe 2025—ketsahalo e ka sehloohong ya kontinente bakeng sa boqapi ba matla. Ho tloha ka la 18–20 Pudungwana, 2025, re tla bontsha ditharollo tsa rona tsa sejoale-joale Setsing sa Dipontsho sa Bilbao (48100 Bilbao, Bizkaia, Spain). Re etele ho Booth 3.F122 ho fumana hore na re bopa bokamoso ba phetiso le kabo ya matla jwang.

Sebakeng se fetohang sa meralo ea motheo ea matla ea lefats'e, JZP e eme e le sehlopha sa bo-pula-maliboho se ikhethang ka li-transformer tsa motlakase o mahareng le o phahameng—setsi sa motheo sa phetiso ea matla, kabo le ts'ebeliso e sebetsang hantle. Ka lilemo tse mashome tsa boiphihlelo, theknoloji ea sejoale-joale, le boitlamo bo sa thekeseleng ba boleng, re matlafatsa liindasteri, lits'ebeletso tsa motlakase le merero lefatšeng ka bophara ho fihlela litharollo tsa matla tse tšepahalang, tse tšoarellang le tse theko e tlaase.

Switchgear e sebetsa e le mokokotlo oa litsamaiso tsa motlakase tse mahareng le tse phahameng (MV/HV), e phetha mesebetsi e meraro ea bohlokoa bakeng sa li-transformer:

• .Kabo ea Matla: E tsamaisa motlakase ho tloha ho di-transformer ho ya meroalong ka di-feeder, di-busbars le disebediswa tsa tshireletso.
• .Tšireletso ea Liphoso: E sitisa maqhubu a motlakase ka har'a li-millisecond (mohlala, bokhoni ba ho robeha ha potoloho e khuts'oane ea 31.5kA–40kA) ho thibela tšenyo ea lisebelisoa.
• .Ho itšehla thajana ka polokeho: E netefatsa tlhokomelo e sireletsehileng ka ho kopanya li-interlock tsa mechini le mekhoa ea ho thella fatše.

Mohlala, sistimi ea 12kV e hloka sebaka se fokolang sa ho tloha mohatong ho ea fatše sa 125mm (se sireletsang moea) kapa 40mm (se sireletsang khase) ho thibela ho kobeha ha mokoloko.

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.Tlhahlobo e qaqileng ea Mefuta ea Transformer ea Elektroniki ea M&H Voltage Power, Litlhophiso tsa Sebopeho, le Liparamente tsa Bohlokoa

Ho bontšitsoe topology ea maemo a mangata ea Neutral Point Clamped (NPC). Ntle le topology ea NPC e nang le diode-clamped, topology ea NPC e boetse e kenyelletsa mofuta oa capacitor e fofang le mofuta oa hybrid clamped, har'a tse ling. Leha ho le joalo, ka lebaka la bophahamo bo boholo ba capacitor, topology ea NPC e ntse e sebelisa haholo-holo lisebelisoa tsa ho fetola tse sa sebetseng kapa tse sebetsang bakeng sa ho tiisa. Ha re nka topology ea maemo a mangata ea diode-clamped e le mohlala, topologyng ea mohato oa rectifier oa mekhahlelo e meraro, leoto le leng le le leng la mohato le na le li-transistors tsa ho fetola tse nang le cascaded le diode tsa clamping, tse hokahantsoeng ka ho lekana le bese e le 'ngoe ea DC e nang le motlakase o phahameng. Lingoliloeng li hlahisitse topology ea PET ea mohato o le mong e nang le mohato oa rectifier ho sebelisoa potoloho e nang le diode-clamped ea maemo a mane. Bese e le 'ngoe ea DC e nang le motlakase o phahameng e lateloa ke li-DAB tse kenang-letoto-le-tlhahiso-tse-tsa-parallel, joalo ka ha ho bontšitsoe. Topology ena e ka atolosoa ho ba sebopeho sa mekhahlelo e meraro, 'me palo ea maemo a motlakase e ka fetoloa ho latela maemo a motlakase a mamellang sesebelisoa le boemo ba motlakase o lehlakoreng le nang le motlakase o phahameng. Joalo ka topology ea MMC, topology ea NPC e ka boela ea sebelisoa mohatong oa ho itšehla thajana, e hokahanya bese ea DC e nang le motlakase o phahameng le transformer ea ho itšehla thajana, joalo ka ha ho bontšitsoe. Lingoliloeng li sebelisitse converter ea NPC e nang le diode tse tharo lehlakoreng la motlakase o phahameng la converter ea resonant ea LLC, e e netefatsa ho prototype ea 166kW/2kV ~ 400V. Lingoliloeng li sebelisitse potoloho ea NPC e nang le diode tse tharo ho DAB ea mekhahlelo e meraro, e fihlelang libopeho tse ntle tsa DAB le tsa hona joale.

Topologi tsa PET di fapana haholo. Ho latela palo ya mekhahlelo ya phetoho ya matla, di ka arolwa ka mefuta ya mekhahlelo e le nngwe, mekhahlelo e mmedi, le mekhahlelo e meraro [7]. Meaho ya mekhahlelo e mmedi e kenyelletsa e nang le dibese tsa DC tse nang le motlakase o phahameng le motlakase o tlase, jwalo ka ha ho bontshitswe ho Setshwantsho sa 1.

Ka tlhahiso ea mohopolo oa inthanete ea matla le ts'ebeliso e pharaletseng ea mahlale a amanang le gridi e bohlale, karolo ea mehloli ea matla a nchafatsoang joalo ka matla a moea le a photovoltaic tsamaisong ea matla e teng e tla eketseha haholo. Sena se bontša hore li-gridi tsa motlakase tsa nakong e tlang li tla ba bohlale le ho tenyetseha haholoanyane. Marang-rang a matla, ha karolo ea basebelisi ba ajoang le mehloli ea matla e ntse e eketseha, phetiso ea motlakase e hloka bokhoni bo laoloang haholo. Marang-rang a kabo e bohlale, gridi e tlameha ho boloka phepelo ea motlakase e tsitsitseng haholo le ea boleng bo holimo ha e ntse e kopanya palo e kholo ea mehloli ea matla a nchafatsoang e ajoang le ho beha leihlo/ho laola maemo a ts'ebetso ea gridi. Litlhoko tsena li beha litlhoko tse thata bohlaleng ba lisebelisoa tsa gridi ea matla, athe li-transformer tsa maqhubu a motlakase tsa setso li tobana le meeli ea ts'ebetso.