Cov Lus Qhia Tau Los Ntawm Kev Ua Tsis Tau Zoo ntawm Lub Hnub Ci Fais Fab Hauv Nyab Laj: Kev daws teeb meem zoo tshaj plaws rau kev nyab xeeb ntawm kev faib hluav taws xob DC siab

Xeev Binh Duong hauv Nyab Laj muaj qhov kub thiab txias tas li, av noo siab thiab pos huab ntsev ntom ntom, ua rau muaj kev ua haujlwm hnyav uas ua rau muaj kev cov nyom loj rau cov khoom siv fais fab photovoltaic. Nguyễn Minh Trung, tus kws ua haujlwm hnub nyoog 36 xyoo nrog 8 xyoo ntawm kev paub hauv kev ua haujlwm thiab kev saib xyuas lub zog tshiab hauv zos, yog tus saib xyuas kev tshuaj xyuasCov tshuab faib hluav taws xob DCntawm cov chaw tsim hluav taws xob photovoltaic hauv cheeb tsam.

Thaum tav su, thaum qhov kub nce mus txog 42 ℃, nws tau muaj ib qho luv luv hluav taws xob tshwm sim hauv chav faib hluav taws xob No.2 thaum nws tshuaj xyuas tas li. Nrog rau ntxhiab hluav taws xob kub hnyiab, lub DC busbar tau tawg sai sai thiab tag nrho lub chaw tsim hluav taws xob photovoltaic tau ncua kev tsim hluav taws xob. Kev tshawb nrhiav qhia tau hais tias qhov project tau siv cov DC circuit breakers pheej yig uas tsis muaj npe los txiav cov nqi pib. Tom qab tsuas yog ob lub hlis ntawm kev pabcuam, huab cua hauv zos hnyav ua rau cov khoom rwb thaiv tsev laus thiab kev sib cuag tsis ua haujlwm, ua rau muaj hluav taws xob luv luv loj heev. Nyuaj rau tua, DC hluav taws xob arc yuav luag ua rau muaj hluav taws xob hluav taws xob.

Qhov kev tsis muaj hluav taws xob kav ntev plaub hnub, ua rau muaj kev poob nyiaj ntau heev hauv kev tsim hluav taws xob, nrog rau cov nuj nqis ntxiv rau kev hloov khoom siv thiab kev saib xyuas. Nguyễn Minh Trung tau taw qhia tias qhov xwm txheej ua haujlwm hnyav yog qhov teeb meem loj tshaj plaws rau Nyab Laj cov phiaj xwm photovoltaic thiab kev khaws cia hluav taws xob. Cov khoom siv pheej yig tsis zoo tsis hloov kho rau qhov chaw ib puag ncig hnyav, ua rau kev nyab xeeb thiab kev ruaj khov yog qhov tseem ceeb tshaj plaws rau cov phiaj xwm hluav taws xob tshiab hauv zos.

Tsim tshwj xeeb rau cov kev siv hluav taws xob tshiab DC siab,RDM8DC ​​series DC molded case circuit breakers(DC MCCB) hloov kho tau zoo rau Nyab Laj qhov chaw ua haujlwm nyuaj thiab nyuaj, daws tau cov kev pheej hmoo ntawm kev nyab xeeb ntawm kev faib hluav taws xob rau cov chaw photovoltaic thiab chaw khaws cia hluav taws xob hauv zos.

Ntu 1：Kev nce qib ntawm lub zog rov ua dua tshiab hauv cov teb chaws Es Xias Qab Teb ua rau kev tiv thaiv kev faib tawm DC tseem ceeb heev

Cov teb chaws Es Xias Qab Teb Sab Hnub Tuaj tau dhau los ua ib lub lag luam fais fab uas loj hlob sai tshaj plaws thoob ntiaj teb. Cov teb chaws suav nrog Nyab Laj, Malaysia, Philippines thiab Indonesia tau tsim cov cai txhawb nqa rau lub zog hnub ci thiab kev khaws cia hluav taws xob. Vim muaj hluav taws xob tsis txaus thiab cov khoom siv hluav taws xob tsis tiav, cov lag luam hluav taws xob tshiab hauv cheeb tsam tau pom kev loj hlob sai heev.

Vim muaj ntau lub hnub ci, ntau lub chaw ua lag luam thiab cov cai tswjfwm zoo ntawm tsoomfwv, Nyab Laj yog lub tebchaws uas muaj hnub ci thiab chaw khaws hluav taws xob loj tshaj plaws hauv tebchaws Es Xias Qab Teb. Cov vaj huam sib luag hnub ci saum ru tsev, cov chaw khaws hluav taws xob hauv av, cov tshuab khaws hluav taws xob rau kev lag luam thiab cov chaw khaws hluav taws xob me me uas tsis siv hluav taws xob tuaj yeem pom thoob plaws lub tebchaws. Cov ntaub ntawv qhia tau tias Es Xias Qab Teb yuav muaj peev xwm tsim hluav taws xob hnub ci tshiab tshaj 30GW hauv xyoo 2026, nrog rau Nyab Laj yuav luag 40% ntawm tag nrho cov khoom. Kev loj hlob ntawm kev lag luam khaws hluav taws xob ntau tshaj 100%, thiab cov peev xwm tshiab ntxiv yuav ncav cuag yuav luag 100GWh hauv plaub xyoos tom ntej.

250V txog 1500V lub zog hluav taws xob siab DCtau dhau los ua qhov kev teeb tsa tseem ceeb hauv cov phiaj xwm hluav taws xob rov ua dua tshiab niaj hnub no. Nws tau siv dav hauv kev sib sau ua ke ntawm lub hnub ci, cov zis ntawm cov roj teeb, kev sib txuas ntawm inverter DC thiab kev faib hluav taws xob ntawm EV charging pile. Kev xa hluav taws xob DC siab ua rau txo qis kev poob hluav taws xob ntawm cable thiab txhim kho kev ua haujlwm ntawm lub cev tag nrho. Txawm li cas los xij, nws kuj coj cov teeb meem zais cia tseem ceeb:

✔️ DC arc tsis tuaj yeem tua tau ntuj, ua rau muaj kev pheej hmoo ntawm cov khoom siv hlawv thiab hluav taws xob los ntawm luv luv Circuit Court;

✔️ Nyab Laj qhov kub thiab txias sib txawv ntawm -5 ℃ txog 50 ℃, nrog rau lub caij ntuj nag ntev thiab kev xeb ntawm ntug dej hiav txwv ntsev, teeb tsa cov kev cai nruj ntawm kev rwb thaiv tsev, kev tiv thaiv kub siab thiab kev ua haujlwm tiv thaiv xeb ntawm DC MCCB;

✔️ Kev hloov pauv tam sim no ntau zaus yooj yim ua rau muaj kev ua txhaum ntau dhau thiab luv luv, xav tau cov cuab yeej hluav taws xob nrog kev tiv thaiv kev ua tau zoo thiab muaj peev xwm tawg tau zoo;

✔️ Cov xwm txheej ntawm ntau yam project xav tau kev tsim qauv yooj yim ntawm tus lej ncej, hom kev ua haujlwm thiab kev teeb tsa xov hlau.

Cov cuab yeej hluav taws xob AC ib txwm muaj thiab cov cuab yeej tiv thaiv DC qis dua tsis tuaj yeem ua tau raws li cov kev cai saum toj no. Feem ntau lawv tsis muaj zog tiv thaiv hluav taws xob txaus thiab tsis muaj zog tiv thaiv luv luv, ua rau tsis tuaj yeem tua hluav taws xob arc raws sijhawm thaum muaj teeb meem. Kev tiv thaiv cua sov thiab dej noo tsis zoo kuj ua rau muaj kev ua haujlwm tsis zoo thiab ua haujlwm tsis raug hauv Nyab Laj teb. Kev tiv thaiv ib qho kuj ua rau cov khoom no tsis tuaj yeem tiv thaiv DC fais fab kom tag nrho.

Kev faib hluav taws xob DC tsis muaj kev nyab xeeb tau dhau los ua qhov teeb meem loj uas txwv tsis pub ua haujlwm ruaj khov thiab kev saib xyuas pheej yig ntawm cov haujlwm hluav taws xob rov ua dua tshiab hauv Nyab Laj. RDM8DC ​​high voltage DC molded case circuit breaker tau tsim los daws cov teeb meem no, ua tiav qhov kev xav tau ua haujlwm ntawm lub zog hnub ci, kev khaws cia hluav taws xob thiab DC faib cov haujlwm hauv Nyab Laj thiab Sab Qab Teb Asia.

Ntu 2： Kev Ua Tau Zoo Tshaj Plaws ntawm RDM8DC ​​DC MCCB rau Daim Ntawv Thov DC Hluav Taws Xob Siab

Tsim los ntawm People Electric rau lub zog tshiab high voltage DC fais fab grids, RDM8DC ​​series DC MCCB yog tsim raws li cov qauv thoob ntiaj teb IEC60947-1 thiab IEC60947-2. Npog qhov ntsuas voltage txij li DC250V txog DC1500V thiab ntsuas tam sim no txij li 63A txog 800A, qhov zoo tshaj plaws DC circuit breaker no muab kev tiv thaiv overload ntev thiab kev tiv thaiv luv luv tam sim ntawd. Nws ua tiav kev faib hluav taws xob zoo thiab kev tiv thaiv tag nrho rau cov kab hluav taws xob thiab cov khoom siv hluav taws xob tiv thaiv overload thiab luv luv puas tsuaj. Txhua qhov kev tsim qauv ntxaws ntxaws yog qhov zoo tshaj plaws los daws cov teeb meem mob ntawm Nyab Laj high voltage DC faib cov xwm txheej.

⭕️ Kev Pab Them Nqi Dav Dav & Tam Sim No rau Tag Nrho-scenario DC Power Grid

RDM8DC ​​DC molded case circuit breaker npog tag nrho cov qib voltage: DC250V, DC500V, DC750V, DC1000V, DC1250V thiab DC1500V. Cov lus qhia tam sim no yog txij li 63A txog 800A, muab faib ua 5 qhov loj me ntawm lub thav duab: 250 thav duab, 315 thav duab, 400 thav duab, 630 thav duab thiab 800 thav duab.

Nws tuaj yeem sib phim zoo kawg nkaus nrog cov thawv me me ntawm lub ru tsev hnub ci uas muaj DC500V voltage, DC1000V roj teeb tso zis txee ntawm cov tshuab cia hluav taws xob lag luam, DC1500V inverter sab ntawm cov chaw tsim hluav taws xob hnub ci hauv av loj thiab DC busbars ntawm cov tshuab cia hluav taws xob thawv. Tsis tas yuav hloov kho raws li qhov xav tau, pab cov neeg siv khoom txiav cov qauv xaiv thiab cov nqi yuav khoom ntau heev.

⭕️Muaj Peev Xwm Rhuav Tshem Tawm DC Arc Kev Nyab Xeeb

Hluav taws xob arc uas tsis tswj tau yog qhov txaus ntshai tshaj plaws rau qhov muaj teeb meem luv luv ntawm DC voltage siab. Nruab nrog cov thev naus laus zis magnetic blow arc extinction thiab cov qauv chamber extinguishing arc, RDM8DC ​​DC MCCB muab kev ua haujlwm zoo tshaj plaws los tiv thaiv kev raug mob hluav taws hauv chaw nres tsheb hnub ci Nyab Laj:

● 2P DC250V/500V: Qhov kawg thiab kev pabcuam luv luv-circuit breaking peev xwm 50/50kA

● 2P DC750V/1000V: 25/25kA

● 2P DC1500V: 7.5/7.5kA (250/315 ncej), 10/10kA (400/630/800 ncej)

● 3P DC1000V ~ DC1500V: Siab tshaj plaws 40/40kA

Thaum muaj luv luv tshwm sim hauv cov tshuab hluav taws xob DC siab, RDM8DC ​​DC circuit breaker tuaj yeem txiav cov hluav taws xob tsis zoo thiab tua DC arc hauv milliseconds. Nws zoo tiv thaiv kev puas tsuaj rau cov khoom siv, kev kub hnyiab ntawm lub txee thiab kev kaw lub Hoobkas, ua kom ntseeg tau tias cov chaw siv hluav taws xob rov ua dua tshiab hauv Nyab Laj khiav ruaj khov.

⭕️Kev Hloov Kho Ib Puag Ncig Zoo Tshaj Plaws Tiv Thaiv Nyab Laj Qhov Kub, Av noo & Ntxaib Ntxoo

Tsim los kom tiv taus Nyab Laj qhov chaw ua haujlwm hnyav xws li 50 ℃ qhov kub siab tshaj plaws, av noo siab txhua xyoo, dej noo thiab xeb ntsev ntawm ntug dej hiav txwv, RDM8DC ​​siv cov khoom siv rwb thaiv tsev uas tiv taus kub thiab txias, cov qauv kaw ruaj khov thiab txheej tiv thaiv xeb. Nws ua haujlwm ruaj khov ntawm qhov siab qis dua 2000 meters, hloov kho rau txhua qhov chaw ib puag ncig hauv Nyab Laj:

● Qhov kub ua haujlwm: -5℃ ~ +50℃, kev ua haujlwm ib txwm muaj nrog kev txo qis me ntsis hauv qab qhov kub siab heev

● Tiv thaiv av noo: Ua haujlwm ruaj khov hauv qab 90% av noo ntawm 20 ℃, tiv thaiv kev yaig ntawm cov dej noo, hluav taws xob xau thiab laus ua ntej lub sijhawm

● Lub zog rwb thaiv tsev zoo tshaj plaws: Qhov ntsuas hluav taws xob rwb thaiv tsev 1500V, qhov ntsuas hluav taws xob tiv taus hluav taws xob 12kV, siab tshaj tus qauv kev lag luam kom tsis txhob muaj kev pheej hmoo ntawm kev tawg hluav taws xob siab

Txawm hais tias nws yog cov phiaj xwm hnub ci ru tsev uas muaj av noo hauv Binh Duong industrial zone, cov chaw ua liaj ua teb hnub ci hauv av uas muaj qhov kub siab hauv sab qab teb Nyab Laj lossis cov chaw khaws cia hluav taws xob uas cuam tshuam los ntawm cov pa ntsev hauv cov nroog ntug dej hiav txwv xws li Da Nang thiab Hai Phong, RDM8DC ​​DC MCCB tswj tau kev ua haujlwm ruaj khov mus sij hawm ntev thiab txo qhov ua tsis tiav thiab zaus txij nkawm.

⭕️ Kev Teeb Tsa Yooj Yim & Kev Teeb Tsa Yooj Yim rau Ntau Yam Haujlwm Nyab Laj

Cov phiaj xwm hluav taws xob rov ua dua tshiab hauv Nyab Laj muaj ntau hom kev siv, suav nrog lub hnub ci saum ru tsev, chaw nres hluav taws xob hauv av roob, chaw khaws hluav taws xob hauv thawv thiab chaw taws teeb me me uas tsis siv hluav taws xob. RDM8DC ​​series DC circuit breaker muaj cov kev teeb tsa yooj yim kom ua tau raws li txhua qhov xav tau ntawm cov phiaj xwm hauv zos:

● Hom ncej xaiv tau: 2 ncej thiab 3 ncej rau ntau yam kev xav tau ntawm DC wiring

● Ntau hom kev ua haujlwm: Kev kov ncaj qha, kev ua haujlwm hluav taws xob thiab kev kov tig, tsim nyog rau kev saib xyuas tes thiab kev tswj hwm ntse ntawm chaw taws teeb

● Ob hom kev tripping: Magnetic trip thiab thermal-magnetic trip, zoo tagnrho rau lub hnub ci thiab lub zog cia khoom uas muaj cov dej ntws tsis ruaj khov

● Cov khoom siv pabcuam uas nthuav tau: Kev tso tawm Shunt, kev sib cuag ceeb toom thiab kev sib cuag pabcuam txhawb nqa kev saib xyuas deb, kev ceeb toom txog qhov txhaum thiab kev tawg deb

● Cov xov hluav taws xob thiab kev teeb tsa yooj yim: Cov xov hluav taws xob pem hauv ntej, cov xov hluav taws xob tom qab, kev teeb tsa kab rov tav thiab ntsug haum rau qhov chaw tsawg hauv cov txee faib khoom thiab cov thawv cia hluav taws xob

Qhov loj me ntawm cov khoom me me no txuag tau qhov chaw ntawm lub txee yam tsis tas yuav kho dua tshiab ntxiv, txo qhov tsim lub txee thiab cov nqi teeb tsa rau ntawm qhov chaw rau cov haujlwm engineering hauv Nyab Laj.

⭕️Kev Zoo Txhim Khu Kev & Lub Neej Ua Haujlwm Ntev kom Txo Tus Nqi Siv Tau Ntev

Kev nqis peev rau lub zog rov ua dua tshiab yog ib qho lag luam mus sij hawm ntev, thiab cov khoom siv ruaj khov ncaj qha txiav txim siab qhov nyiaj tau los ntawm qhov project. RDM8DC ​​high voltage DC circuit breaker tau sib sau ua ke nrog cov khoom siv tooj liab ntshiab, cov khoom sib txuas lus raug siab thiab cov txheej txheem tripping ruaj khov, ua tiav lub neej ua haujlwm zoo heev:

● Kev ua haujlwm hluav taws xob: 1000 zaug

● Kev ua haujlwm ntev: 7000 zaug (250/315 thav duab), 4000 zaug (400/630/800 thav duab)

Txhua yam khoom ua raws li IEC cov qauv thoob ntiaj teb thiab cov lus qhia hauv tebchaws, dhau los ntawm kev tshuaj xyuas lub Hoobkas nruj thiab kev tswj hwm zoo thoob plaws hauv kev tsim khoom. Piv nrog rau cov kev xaiv pheej yig thiab tsis zoo, kev xaiv RDM8DC ​​DC MCCB txo qis qhov zaus hloov khoom siv thiab kev siv nyiaj txhua hnub, coj kev ua tau zoo dua thaum lub sijhawm ua haujlwm tag nrho.