Mafamu a Solar aku India Akufunika Ma Terminal Block a 1500V DC — Nayi Zomwe Omanga Mabokosi Ophatikiza Amanena

Ngati mwakhala mukuyang'ana njira ya dzuwa ku India, ziwerengero zake ndi zodabwitsa. Dzikoli lawonjezera mphamvu ya dzuwa yoposa 50 GW m'zaka ziwiri zapitazi zokha, ndipo mphamvuyo sikuwonetsa kuti ikuchepa. Kumbuyo kwa gulu lililonse logwira ntchito kuli ukonde wa zinthu zolumikizirana zomwe anthu ambiri samaziona - ndipo pakati pa zofunika kwambiri, koma nthawi zambiri zimafotokozedwa molakwika, ndi Ma block a terminal a 1500V DC Nditakhala mkati mwa mabokosi ophatikiza. Ndakhala ndikugwira ntchito kwa zaka khumi ndi zisanu limodzi ndi opanga mabokosi ophatikiza, ma EPC, ndi opanga mapulojekiti ku India konse, ndipo ndikukuuzani kuti kusankha ma terminal block ndi chimodzi mwa zinthu zomwe zimatsimikizira mwakachetechete ngati chomera chimagwira ntchito bwino kwa zaka 25 kapena kuyambitsa mutu wopweteka kuyambira chaka chachitatu kupita mtsogolo.

Mu positi iyi, ndikukufotokozerani zomwe omanga mabokosi ophatikiza amafuna akamatchula ma block a terminal a 1500V DC a mafamu a solar aku India. Ndikuwonetsani kufananiza kwa zinthu, ndikukuwonetsani matrix yosankha yothandiza, ndikukupatsani malingaliro enieni ogwiritsira ntchito omwe mungagwiritse ntchito lero. Kaya ndinu mainjiniya wowunikira zigawo zazing'ono za mabokosi ophatikiza kapena woyang'anira pulojekiti yemwe akufuna kumvetsetsa zomwe wogulitsa wanu wapansi akunena, bukuli ndi lanu.

Kusintha kwa Voltage ya Solar Farm ku India kupita ku 1500V DC Design

Tiyeni tiyambe ndi chifukwa chachikulu chomwe makina a 1500V akukhala muyezo pamafamu amagetsi a dzuwa aku India: kugwiritsa ntchito bwino ndalama kudzera mu kukulitsa kutalika kwa chingweMukawonjezera mphamvu yamagetsi ya system kuchoka pa 1000V kufika pa 1500V, mutha kulumikiza ma module ambiri pa chingwe chilichonse, zomwe zikutanthauza kuti mabokosi ophatikiza ochepa, zingwe zochepa za DC, ndi malo ochepa omalizira. Laboratory ya Dziko Lonse Yowonjezera Mphamvu (NREL), kukwera kwa magetsi kufika pa 1500V kwakhala kumachepetsa ndalama za BoS (Balance of System) ndi 3–7% pa mapulojekiti akuluakulu ku India ndi padziko lonse lapansi.

Kwa opanga mapulogalamu aku India omwe amagwira ntchito m'maboma monga Rajasthan, Gujarat, ndi Telangana komwe mitengo ya malo ikukwera ndipo kupanikizika kwa gridi kumakhala koona, gawo lililonse la ndalama zomwe BoS imasunga ndizofunikira. Ichi ndichifukwa chake tikuwona mapulojekiti akuluakulu ochokera ku NTPC, SECI, ndi opanga mapulogalamu achinsinsi akugwiritsa ntchito kwambiri zomangamanga za 1500V DC. Koma mphamvu yamagetsi yokwera imatanthauzanso kuti zigawo ziyenera kugwira ntchito pansi pa mphamvu yamagetsi yayikulu - ndipo apa ndi pomwe block yocheperako imakhala yofunika kwambiri.

Kusintha kwa 1500V DC sikuti ndi nkhani yaukadaulo yokha; ndi nkhani yofunika kwambiri pazachuma chifukwa cha zolinga za mphamvu zongowonjezwdwa za ku India komanso kufunika kopereka mphamvu ya dzuwa pamitengo yotsika kwambiri. Pamene kupanikizika kwa mitengo ya L1 kukukakamiza opanga mapulogalamu kuti akonze bwino njira iliyonse, kusankha malo oyenera sikophweka - ndi njira yopulumukira kuti chomera chigwire ntchito bwino kwa nthawi yayitali.

Kodi 1500V DC Terminal Block ndi Chiyani Ndipo N’chifukwa Chiyani Ndi Yofunika Mu Combiner Box?

Chipika chamagetsi ndi gawo lamagetsi lomwe limapereka njira yosavuta yolumikizira mawaya. Mu bokosi lophatikiza ndi dzuwa, zingwe zingapo za zingwe kuchokera ku ma module a PV osiyanasiyana zimakumana pazipika zamagetsi zisanapereke mphamvu ku siteshoni yapakati ya inverter. Pa 1500V DC, mphamvu zake zimakhala zapamwamba kwambiri kuposa pamlingo wa 1000V.

Mavuto akuluakulu pa 1500V DC ndi awa:

• Chiwopsezo chachikulu cha vuto la arc: Ma arc a DC ndi ovuta kuzimitsa kuposa ma arc a AC chifukwa DC ilibe malo odutsira achilengedwe. Chotchinga cha terminal chiyenera kupangidwa kuti chikhale ndi kuletsa ma arc a DC.
• Kufunika kowonjezereka kwa kukwera ndi kutsika kwa mapiri: Mphamvu yamagetsi yokwera imafuna mtunda wautali pakati pa zida zoyendetsera magetsi kuti zisatsatire magetsi ndi kuphulika kwa magetsi, makamaka m'malo okhala fumbi komanso chinyezi ku India.
• Kupsinjika kwa kutentha: Zomera za dzuwa zaku India zimasinthasintha kutentha kuyambira pafupifupi 0°C m'mawa m'nyengo yozizira mpaka kupitirira 50°C masana a chilimwe. Ma block a terminal ayenera kukhalabe ndi kutentha kwa nthawi zambiri popanda kumasula kapena kuchepetsa mphamvu ya kukhudzana.
• Kukhudzidwa ndi UV ndi chilengedwe: Mabokosi ophatikiza, ngakhale kuti amateteza, nthawi zambiri amaikidwa m'malo otseguka omwe ali ndi kuwala kwa UV pamwamba pa malo otsekedwa.

Tikamayesa ma terminal blocks a ma combiner box, nthawi zonse ndimagogomezera kuti voltage ya gawolo iyenera kupitirira voltage ya system ndi chitetezo chokwanira - nthawi zambiri 20–30% kuposa voltage yayikulu yogwiritsira ntchito. Iyi si nkhani yongoganizira chabe; ndi nkhani yothandiza yomwe ndawonapo kuti ipewe kulephera msanga m'munda.

Kuyerekeza kwa Mzere wa Zamalonda: Ma 1500V DC Terminal Blocks a Mabokosi Ophatikizana ndi Dzuwa

Kutengera ndi zomwe takumana nazo popereka ma terminal blocks kwa opanga ma combiner box ku India konse, ndapanga kufananiza mitundu yomwe imadziwika kwambiri pakugwiritsa ntchito mphamvu ya dzuwa. Iyi si mndandanda wokwanira, koma ikuphatikiza mitundu yosiyanasiyana ya ukadaulo womwe opanga magetsi nthawi zambiri amakumana nawo.

Mbali	Malo Olowera (Kasupe)	Chotsekera Chopondera	Kanikizani Batani Lodzaza ndi Masika	DIN Sitima Mpeni Sinthani
Kuyesa kwa Voltage	1500V DC (yotsimikizika)	Mpaka 1500V DC (tsimikizirani)	Mpaka 1500V DC	1500V DC (yogwira ntchito kwambiri)
Mtundu wa Kondakitala	0.5–16 mm² (yopindika/yosinthasintha)	0.5–25 mm²	0.5–10 mm²	2.5–70 mm²
Liwiro Loyika	Mwachangu — palibe chida chofunikira	Pakati - sikuruwidi ikufunika	Kutulutsa batani mwachangu — mwachangu	Wocheperako
Kukaniza Kugwedezeka	Zabwino kwambiri (khola la masika limasunga kupanikizika)	Zabwino (zikhoza kumasuka pakapita nthawi)	Zabwino kwambiri	Zabwino kwambiri
Kudalirika kwa Lumikizanani	Kukana kogwirizana kosalekeza komanso kochepa	Zosinthika (zodalira wogwiritsa ntchito)	Kugwirizana	Pamwamba Kwambiri
Nkhani Yogwiritsidwa Ntchito Kawirikawiri	Kutha kwa chingwe cholowera	Kulumikizana kwa malo oimika mabasi	Mabokosi olumikizirana a gawo la module	Kutulutsa kwakukulu kwa DC
Kapangidwe ka Kuzimitsa Arc	Magiredi apadera a kukana kwa DC arc	Magiredi okhazikika amafunika kuwunika	Kapangidwe ka DC arc kochepa	Kapangidwe ka chipinda chozungulira chomangidwa mkati
Udindo wa Mtengo	Pakati mpaka Pamwamba	Pansi mpaka Pakati	Pakati	Pamwamba

Kuchokera pa zokambirana zanga ndi omanga mabokosi ophatikiza ku India, chisankho chofala kwambiri pakutha kwa zingwe m'mabokosi ophatikiza a 1500V DC ndi chotchingira mkati (khola la masika)Chifukwa chake n'chosavuta: liwiro loyika ndi lofunika kwambiri ku India EPC komwe khalidwe la ogwira ntchito limasiyana ndipo nthawi yogwirira ntchito ndi yochepa. Ma terminal a masika a masika amachotsa chiopsezo cha zomangira zosamangika bwino, zomwe ndi chimodzi mwa zifukwa zomwe zimachititsa kuti kulumikizana kulephereke zomwe ndakumana nazo pofufuza za malo.

Komabe, nthawi zonse timalimbikitsa ogula kuti atsimikizire mtundu wa arc-quenching wa terminal iliyonse yokakamiza yomwe akuganiza. Si ma terminal onse okakamiza omwe amapangidwira kukana DC arc - iyi ndi kusiyana kwakukulu komwe kumasiyanitsa zigawo za solar-grade ndi ma terminal block a mafakitale omwe amagwiritsidwa ntchito nthawi zonse.

Matrix Yosankha: Momwe Mungasankhire Block Yoyenera ya 1500V DC ya Bokosi Lanu Lophatikiza

M'malo mokuponyerani zofunikira paokha, ndapanga njira yothandiza yosankha kutengera mafunso omwe ndimafunsa pulojekiti iliyonse ya bokosi lophatikiza yomwe timathandizira. Gwiritsani ntchito magawo asanu awa kuti muchepetse zomwe mwasankha molimba mtima.

Gawo 1 - Voltage ndi Chitetezo Malire

Chipinda chanu chotsirizira chiyenera kukhala ndi mphamvu yochepa ya dielectric ya 1800V DC kapena kupitirira apo (20% kuposa 1500V). Limbikirani kupereka satifiketi yoyesera ya chipani chachitatu — makamaka kuchokera ku ma laboratories ovomerezeka — yomwe imatsimikizira mphamvu yeniyeni yoyesedwa, osati mphamvu yokhayo yoyesedwa. Mabungwe ngati TÜV ndi nyumba zoyesera zogwirizana ndi IEC zimapereka ziphaso izi, ndipo nthawi zonse timaziyerekeza ndi Muyezo wa IEC 61835 pa zipangizo zotetezera zamagetsi za PV DC.

Gawo 2 — Kugwirizana kwa Kondakitala

Chongani mtundu weniweni wa kondakitala ndi kukula komwe block ya terminal imavomereza. Ma projekiti a solar aku India amagwiritsa ntchito kwambiri zingwe za aluminiyamu zotetezedwa (ACA) kapena ma conductor osinthasintha amkuwa kuti azilumikiza zingwe. Zomwe takumana nazo zikuwonetsa kuti ma conductor a aluminiyamu omwe ali pamtunda wa 4–16 mm² amafunikira ma terminal block okhala ndi kapangidwe koyenera ka khola komwe kamaletsa kuyenda kozizira komanso kusunga kukana kokhazikika pakapita nthawi. Ngati projekiti yanu ikugwiritsa ntchito aluminiyamu, onetsetsani kuti block ya terminal yasankhidwa kuti igwirizane ndi Al/Cu.

Gawo 3 — Kugwira Ntchito kwa Zachilengedwe

Pa mabokosi ophatikiza omwe amagwiritsidwa ntchito ku India, ndikupangira osachepera Chiyeso cha UL94 V-0 choletsa moto ndi kutentha kwa ntchito kuyambira -40°C mpaka +105°C. Malo a Rajasthan amatha kuwona kutentha kwa pamwamba pa bokosi lophatikizana kupitirira 70°C nthawi yachilimwe - zinthu ziyenera kupulumuka izi popanda kusintha kapena kuwonongeka kwa kukhudzana. Yang'anani polyamide (PA) kapena nyumba zopangidwa ndi thermoplastic zokhala ndi UV stabilization yotsimikizika ngati bokosi lophatikizana silinatsekedwe mokwanira m'malo otetezedwa ndi kutentha.

Gawo 4 — Chitsimikizo ndi Miyezo

Pa mapulojekiti aku India olumikizidwa ndi gridi ya dziko, ma terminal block anu ayenera kukhala ndi ziphaso zogwirizana ndi Indian Standards (IS) yoyenera komanso zofanana ndi zapadziko lonse lapansi. Ziphaso zofunika kuzitsimikizira:

• IEC 61835 (chitetezo chamagetsi cha photovoltaic DC)
• UL 508 (zipangizo zowongolera mafakitale) — za zida zogwiritsidwa ntchito ku North America
• IS 13472 (yokhudza kutsatira malamulo a dziko la India ngati kuli koyenera)
• Kutsatira malamulo a RoHS ndi REACH pa chitetezo cha chilengedwe

Gawo 5 — Chithandizo ndi Kutsata kwa Opanga

Apa ndi pomwe magulu ambiri ogula zinthu amalephera, ndipo ndaona zotsatira zake. Sankhani wopanga amene angapereke kutsata kwa gulu, zikalata zofunikira, ndi chithandizo chaukadaulo ku India. Ngati bokosi lophatikiza lalephera pamalopo ndipo mukufuna kusanthula chifukwa chake, mukufuna wogulitsa yemwe angakutsogolereni pazolemba zawo zopangira. Ku Ningbo J Guang, timasunga kutsata kwathunthu kwa ntchito iliyonse yopanga, ndipo ndikukhulupirira kuti izi sizingatheke kwa omanga mabokosi ophatikiza onse ofunikira.

Malangizo Ogwiritsira Ntchito: Kugwiritsa Ntchito Ma Terminal Blocks a 1500V DC pa Mapulojekiti a Solar aku India

Tsopano ndiloleni ndifotokoze momveka bwino za momwe ndagwiritsira ntchito mphamvu ya dzuwa m'mafamu aku India. Izi ndi malangizo omwe ayesedwa m'munda, osati chiphunzitso cha m'mabuku.

Chitsanzo 1: Malo Opangira Zinthu Zazikulu (Multi-MW, Rajasthan kapena Gujarat)

Kwa zomera zazikulu zomwe zili m'malo otentha komanso fumbi lambiri, ndikupangira Ma block a terminal a DIN omwe ali ndi njanji okhala ndi mitundu yosiyanasiyana yozimitsa arc Kuchotsa zingwe zolowera, zolumikizidwa ndi chosinthira cha mpeni cholemera kapena malo oimika mabasi kuti zigwiritsidwe ntchito kwambiri pa DC output. Chifukwa chachikulu ndi kudalirika pansi pa kutentha kwambiri. Ku Rajasthan, mabokosi ophatikiza amatha kusintha kutentha kwa 40°C tsiku lililonse. Malo oimikapo masika amakhala ndi mphamvu yolumikizana nthawi zonse mosasamala kanthu za kutentha komwe kukukulirakulira, pomwe malo oimikapo ma screw amatha kugwira ntchito momasuka pa nthawi yoyamba ya kutentha kwa 500.

Kuphatikiza apo, tchulani ma terminal blocks a tier awiri pomwe malo ophatikizira bokosi ndi ochepa - amapereka kuchuluka komweko mu theka la m'lifupi. Mutha kusakatula zonse zathu kabukhu ka zinthu kuti muwone mitundu yosiyanasiyana ya malo oyendetsera sitima za DIN omwe timapereka pakugwiritsa ntchito mphamvu ya dzuwa.

Chitsanzo Chachiwiri: Denga la Malonda ndi Mafakitale kapena Pansi pa Denga (Telangana kapena Maharashtra)

Pa ntchito zapakati pomwe mabokosi ophatikizana amatha kuyikidwa pafupi ndi nyumba kapena m'malo omwe ali ndi mthunzi pang'ono, Ma block a terminal okankhira mkati okhala ndi magwiridwe antchito olumikizirana ophatikizidwa imapereka liwiro labwino kwambiri komanso chitetezo chabwino kwambiri pakukhazikitsa. Izi zimathandiza ogwira ntchito yokonza kuti azitha kupatula ma circuit a zingwe popanda kusokoneza gulu lonse. Nthawi yokhazikitsa mwachangu imafunikanso pama projekiti amalonda omwe nthawi ya EPC ndi yochepa.

Chitsanzo Chachitatu: Malo a m'mphepete mwa nyanja kapena a chinyezi chambiri (Tamil Nadu, Kerala)

Ngati polojekiti yanu ili m'mphepete mwa nyanja, kukana dzimbiri kumakhala chinthu chofunikira kwambiri posankha. Ndikulangiza kuti musankhe ma terminal blocks okhala ndi zoyika zamkuwa zopangidwa ndi nickel ndi nyumba zapamwamba za thermoplastic zomwe zimayesedwa kuti ziwonetsedwe ndi nthunzi ya mchere motsatira IEC 60068-2-52. Ma blocks wamba opanda chitetezo cha dzimbiri adzawonetsa kuwonongeka mkati mwa zaka 3-5 m'malo okhala m'mphepete mwa nyanja ku India. Tinaphunzira izi mwanjira yovuta ndi pulojekiti yoyambirira ku Tamil Nadu, ndipo ndichifukwa chake nthawi zonse timafunsa za kuyandikira kwa malo okhala m'mphepete mwa nyanja panthawi yokambirana za zomwe zikuchitika.

Chitsanzo Chachinayi: Mapulojekiti Okonzanso Kapena Kukonzanso

Mafamu oyambirira a solar ku India kuyambira 2012-2016 akuchulukirachulukira akuwonjezeredwa mphamvu kuti asinthe kuchokera ku zomangamanga za 1000V kupita ku 1500V. Izi zimabweretsa vuto linalake: mabokosi ophatikiza omwe alipo mwina sanapangidwe kuti agwirizane ndi zigawo za 1500V. Pazochitika izi, nthawi zambiri timalimbikitsa kusintha bokosi la combiner lonse m'malo moyesa kukweza pang'ono, chifukwa mawonekedwe a enclosure, mtunda woyenda, ndi mawonekedwe a basi bar zonse ziyenera kuyesedwanso kuti ziwone ngati pali magetsi ambiri. mzere wazinthu zogulira zotchingira muli mapangidwe ang'onoang'ono omwe angagwirizane ndi malo osungiramo zinthu zakale, koma nthawi zonse ndimalimbikitsa kuyang'ana momwe thupi lilili musanagule.

Kodi Chimachitika N'chiyani Mukatchula Cholakwika Chotseka Chotsekera?

Ndikufuna kunena momveka bwino za izi chifukwa ndaona zotsatira zake ndi maso anga. Njira zofala kwambiri zomwe ndaziona kuchokera ku ma terminal blocks osatchulidwa bwino mu zomera za dzuwa zaku India ndi izi:

• Kukwera kwa kukana kukhudzana: Kulumikizana kosasunthika kumayambitsa kutentha komwe kumachitika m'malo ena, komwe kumathandizira kukhuthala kwa okosijeni ndikuwonjezera kukana - kuzungulira koopsa komwe pamapeto pake kumabweretsa malo otentha omwe amatha kuzindikirika ndi zithunzi za kutentha.
• Kutsata Arc: Pa mabokosi ophatikiza fumbi komanso chinyezi, kuipitsidwa kwa pamwamba kumapanga njira yoyendetsera magetsi yomwe imayambitsa kulephera kutsatira malo olumikizira magetsi. Izi zimachitika kwambiri pa 1500V kuposa pa 1000V chifukwa mphamvu yamagetsi imakhala yokwera.
• Kutulutsa chingwe: Ma block a terminal omwe sagwira bwino kondakitala amalola kuti zingwe zichotsedwe panthawi yokonza kapena ngakhale chifukwa cha kutentha kwambiri. Izi zimapangitsa kuti pakhale vuto la circuit lotseguka lomwe ndi lovuta kulizindikira mwachangu.
• Moto woyaka mkati: Ngakhale kuti ndi zachilendo, nkhani yoopsa kwambiri yomwe ndafufuzapo inali yokhudza chipika cha terminal chomwe sichinali ndi DC arc, zomwe zinapangitsa kuti bokosi la combiner liziyaka lomwe linawononga malo ozungulira ndikuwononga zingwe za zingwe zomwe zili pafupi. Izi zitha kupewedwa kwathunthu ngati pali njira yoyenera.

Ndikamafotokoza njira zolephera izi kwa opanga mapulojekiti, nthawi zambiri zimachitika motere: "Sitinkadziwa kuti ma terminal block ndi ofunikira kwambiri." Zimenezi n'zomveka — m'magulu a zigawo, anthu mwachibadwa amayang'ana kwambiri ma inverter, ma module, ndi ma tracker. Koma malinga ndi zomwe ndakumana nazo, zigawo zomwe zimatsimikiza ngati chomera chikukwaniritsa zomwe chikufunidwa chaka ndi chaka nthawi zambiri zimakhala malo olumikizirana osakongola: ma terminal block, ma fuse, ndi ma disconnect switch.

Nkhani Yachuma Yosankha Bwino: Chifukwa Chake Zimapindulitsa Opanga Mapulani

Ndiloleni ndifotokoze momveka bwino mfundo zachuma chifukwa izi nthawi zambiri ndi zomwe zimawatsimikizira oyang'anira mapulojekiti ndi magulu azachuma. Malo otsegulira magetsi a 1500V DC apamwamba kwambiri angawononge ndalama zokwana $2-5 pa mtengo uliwonse kuposa njira ina yogulira ndalama. Pa malo otsegulira magetsi a dzuwa a 150 MW omwe ali ndi mabokosi 500 ophatikiza, iliyonse yokhala ndi mapolo 20-40, kusiyana kwa ndalama zonse zomwe zimawonjezeka ndi pafupifupi $20,000–$100,000 — zochepa poyerekeza ndi mtengo wonse wa polojekiti wa $100–150 miliyoni.

Tsopano ganizirani mtengo wa chochitika chimodzi cholephera kwa bokosi la combiner: kupita ku malo ($3,000–$8,000), kutayika kwa kupanga pa avareji ya grid ya ₹2.5–4 pa kWh, chilango chomwe chingakhalepo kuchokera ku DISCOM chifukwa cha kusowa kwa magetsi, komanso chiopsezo cha mbiri ndi obwereketsa ndi osunga ndalama. Chochitika chimodzi chopewa kulephera kwa bokosi la combiner chimalipira zambiri kuposa kukweza nthawi yonse yomwe fakitale ikugwira ntchito. Mukayang'ana mwanjira imeneyo, ndikukhulupirira kuti chisankho chokhacho chanzeru ndikutchula molondola kuyambira tsiku loyamba.

The Kampani ya Western Electric Coil and Cable (WECC) yafalitsa malangizo okhudza kudalirika kwa makina a PV omwe amatsimikizira lingaliro ili la ndalama zosamalira - mapulojekiti omwe amaika ndalama muzinthu zabwino za BoS nthawi zonse amachita bwino kuposa miyezo yopezera, zomwe zimadyetsa mwachindunji njira ya ndalama ya fakitale.

Momwe Mungagwirire Ntchito ndi Womanga Mabokosi Anu Ophatikiza: Buku Lothandiza

Kutengera ndi zomwe ndakumana nazo pothandiza opanga ma box ophatikiza, nayi zomwe ndikupangira mukakhala mu gawo lofotokozera ndi wogulitsa wanu wapansi:

1. Pemphani pepala la deta la terminal block ndi satifiketi yoyesera ya chipani chachitatu musanapereke PO. Tsimikizani kuchuluka kwa magetsi, zotsatira za mayeso a dielectric, ndi kuchuluka kwa kondakitala.
2. Funsani za njira yotsatirira zinthu ya wopanga. Ngati sangathe kupereka njira yodziwira kuchuluka kwa zinthu zomwe zasungidwa, ndiye kuti njira yawo yoyendetsera zinthu ndi yolakwika.
3. Fotokozani momveka bwino momwe zinthu zilili pa chilengedwe: kutentha kwakukulu/mphindi zochepa, chinyezi, kutalika, kuchuluka kwa kuwala kwa UV, komanso ngati malowo ali m'mphepete mwa nyanja. Musaganize kuti izi ndi zoona.
4. Pemphani chitsanzo cha kukonzekera musanapange kuti muwone ngati thupi lanu lili bwino mu kapangidwe ka bokosi lanu lophatikiza, makamaka ngati mukugwiritsa ntchito kapangidwe katsopano ka enclosure kapena retrofit.
5. Phatikizani ma terminal blocks mu protocol yanu ya FAT (Factory Acceptance Test). Tsimikizirani kuti mphamvu yomaliza (ya mitundu ya zomangira) kapena kuya kwa kulowetsa (ya mitundu yokankhira) ikukwaniritsa zomwe wopanga adalemba.

Ngati wopanga ma box anu ophatikiza akugwiritsa ntchito ma blocks a bajeti kuti apambane pangano lopereka zinthu, muli ndi udindo wofunsa mafunso ovuta monga wopanga ma project. Ndawona ma projekiti ambiri pomwe specification ya BoS inasiyidwa kwa wogulitsa wang'ono, zomwe zinapangitsa kuti pakhale zilango zopezeka m'chaka choyamba chogwira ntchito.

Mafunso Ofunsidwa Kawirikawiri: Ma Terminal Blocks a 1500V DC a Indian Solar — Mafunso Omwe Amayankhidwa Kawirikawiri

Mapeto: Chilango Chofotokozera Chimalipira Mapindu

Ngati pali chinthu chimodzi chomwe ndikufuna kuti mutenge kuchokera mu positi iyi, ndi ichi: kusiyana kwa magwiridwe antchito pakati pa block ya terminal ya 1500V DC yodziwika bwino ndi yomwe sinasankhidwe bwino kumayesedwa osati pamtengo wokha wa zigawo, komanso pa kutayika kwa kupanga, zochitika zosamalira, ndi zotsatira za IRR ya projekiti pazaka 25 zogwirira ntchito.

Ndakulongosolani zofunikira zaukadaulo, kuyerekeza kwa malonda, matrix yosankha, ndi malangizo okhudzana ndi ntchito chifukwa ndikukhulupirira kuti akatswiri odziwa bwino ntchito amapanga mapulojekiti abwino. Pamene omanga mabokosi ophatikiza ndi opanga mapulojekiti akugawana kumvetsetsana kwa momwe mawonekedwe abwino amaonekera, zotsatira zake zimakhala zomera zamphamvu kwambiri zomwe zimagwira ntchito monga momwe zapangidwira.

Ngati pakadali pano muli mu gawo lofunikira la pulojekiti ya dzuwa yaku India ndipo mukufuna kukambirana za njira zopangira ma terminal block a 1500V DC zomwe zikugwirizana ndi kapangidwe ka bokosi lanu lophatikiza, gulu lathu ku Ningbo J Guang likusangalala kuwunikanso zomwe mukufuna ndikupereka malangizo aukadaulo. Mutha kufufuza zonse zathu. mitundu ya zinthu, kuphatikizapo zathu Banja la malo oimika sitima a DIN ndi mayankho olumikizira a dzuwa zomwe zimakwaniritsa gawo lathu la terminal block.

Kusintha kupita ku 1500V DC ndi tsogolo la dziko la India la mphamvu ya dzuwa — ndipo kuonetsetsa kuti zipangizo zolumikizirana zikugwirizana ndi ntchitoyo ndi chinthu chomwe tonse tiyenera kusamala nacho kwambiri.