Shin 1500V makamashi ajiya zai zama na al'ada a nan gaba?

Slocable 1500V Solar DC Cable

A farkon shekarar 2020, Sungrow ta sanar da cewa, za ta dasa fasahar ajiyar makamashi mai karfin 1500V, wadda ta shafe shekaru da yawa tana ketare, zuwa kasar Sin;a manyan nune-nunen nune-nunen a cikin rabin na biyu na shekara, manyan kamfanonin inverter sun ba da mafita na tsarin ajiyar makamashi na 1500V.Saboda mahimmancinsa"Rage farashi da haɓaka aiki"a cikin masana'antar photovoltaic, babban ƙarfin lantarki ya zama jagorar fasaha ga yawancin kamfanonin ajiyar makamashi.

Yayin da 1500V ke fitowa daga photovoltaic zuwa masana'antar ajiyar makamashi, kuma yana cike da rikici.Masu ba da shawara sun yi imanin cewa farashin da kuma samar da wutar lantarki na tsarin 1000V yana da wuyar biyan bukatun manyan tashoshin wutar lantarki da kayan aiki masu girma, don haka ci gaba da samar da kayan ajiyar makamashi na 1500V ya zama wani yanayi.Abokan hamayyar sun yi imanin cewa babban ƙarfin lantarki na 1500V zai shafi daidaito na baturi, haɗarin haɗari yana da mahimmanci, shirin bai balaga ba, kuma tasirin rage farashin ba zai iya zama a bayyane kamar masana'antar photovoltaic ba.

Shin 1500V wani yanayi ne na gabaɗaya ko fasahar fasahar ɗan gajeren lokaci?A zahiri, daga sakamakon binciken, yawancin manyan kamfanoni da suka hada da Sungrow Power Supply, Jinko, CATL da sauran manyan kamfanoni sun cimma matsaya kan cewa 1500V shine jagorar ci gaban gaba.Abubuwan tuƙi a bayan wannan shine cewa tsarin ƙarfin lantarki yana da fa'idodi guda uku:na farko, ya dace da tsarin 1500V photovoltaic;na biyu, za a inganta yawan makamashin tsarin da ingantaccen canjin makamashi;na uku, za a rage farashin haɗakar tsarin, kwantena, asarar layin, zama na ƙasa da kuma farashin Gina sosai.

A lokaci guda, matsalolin da ƙalubalen tsarin 1500V ba ƙananan ba ne: abubuwan da ake buƙata don tsarin tsaro da aminci sun fi girma;Abubuwan da ake buƙata don fasahar fasaha da haɗin gwiwar haɗin gwiwar sassan sun fi tsayi;daidaitaccen tsarin takaddun shaida ba sauti bane.A ƙarƙashin yanayi na yanzu, shin tsarin ajiyar makamashi na 1500V ya isa lafiya?Musamman, shin da gaske yana yiwuwa a cikin ɗan gajeren lokaci?Har yanzu akwai wasu cece-kuce a harkar.

Slocable 1500V MC4 Connector

Rikici kan amincin manyan batura da kanana

Don 1500V, an raba masana'antar a fili zuwa masu fata da masu ra'ayin mazan jiya.Masu kyautata zato galibi suna fitowa ne daga na'urorin lantarki kuma suna kallon matsaloli ta fuskar tsarin wutar lantarki;yawancin masu ra'ayin mazan jiya sun san ƙarin game da batura kuma sun yi imanin cewa amincin baturin lithium ya kamata ya zama babban fifiko.

A kasar Sin, Sungrow shine kamfani na farko da ya fara amfani da 1500V don ajiyar makamashi.Abin da ya sa Sungrow Power Supply ya zama mara amfani shi ne cewa 1500V an yi amfani da shi sosai a ƙasashen waje, amma an soki fasaha mai girma a China.

Idan aka yi la’akari da tsarin ajiyar makamashi mai karfin 1500V da aka kaddamar a halin yanzu a kasar Sin, yawancin kera kayayyaki na cikin gida an gina su ne da batirin murabba’in 280Ah lithium iron phosphate, amma kungiyoyin fakitin sun bambanta da juna.Suna amfani da 1P10S, 1P16S, da 1P20S bi da bi.Ikon fakitin shine 8.96KWh, 14.34KWh, 17.92KWh.

Koyaushe ana samun babban cece-kuce game da ko za a sanya sel batir na tsarin ajiyar makamashi girma ko karami, kuma fa'ida da rashin amfanin duka biyun a bayyane yake.Ba kamar na cikin gida ba, Samsung SDI da LG Chem babban batura na ternary ba su wuce 120Ah ba, kuma Tesla musamman ya ɗauki fa'idar ƙananan batir zuwa matsananci.

Gabaɗaya, yana da ɗan wahala ga batura masu ƙarfi don watsar da zafi, kuma yana da wahala a sarrafa daidaiton tsarin ajiyar makamashi;lokacin da ake buƙatar haɗa ƙananan batura a cikin jeri ko a layi daya yayin tsarin haɗin gwiwar tsarin, ba shi yiwuwa BMS da EMS su yi samfurin kowane kumburi.Ana tattara kowane bayanan tantanin halitta, don haka sarrafa tantanin halitta ya fi rikitarwa kuma farashin haɗin kai yana da yawa.Gabaɗaya, tsarin gine-ginen matakai uku wanda ya fara da bayanan ƙirar, kuma bayanan da aka tattara ta hanyar haɗin biyu cikin huɗu shine bayanan batura huɗu ko batura biyu, waɗanda ba za su iya nuna bayanan yanzu ba.

"Daga hangen nesa na tsarin manyan kamfanoni, tsarin tsarin ajiyar makamashi na yanzu yana da girma fiye da kwayar halitta daya.Batirin makamashi na zamanin Ningde shine 280Ah, kuma BYD 302Ah zai kasance nan ba da jimawa ba."Jagoran fasaha na 1500V tsarin ajiyar makamashi mai haɗawa Ka ce.

Wani babban mai kera batir ya ce 65Ah shine tushen tushe na masana'antar baturi na yanzu.Ga yawancin ƙananan masana'antun baturi, layin samfurin ya ƙare kuma zai iya ƙara yawan halin yanzu ta hanyar haɗin kai na gungu na baturi, amma wannan ba shine babbar hanyar ba.A ra'ayinsa, fa'idar manyan batura shine cewa ba a haɗa su a cikin jeri ba kuma bayanan da aka saya shine bayanan guda ɗaya.A cikin sarrafa EMS da BMS, amincin bayanan zai zama mafi girma.A cikin yanayin ƙananan jerin da haɗin haɗin kai, tsarin yana da ƙarfi.Jima'i ya kamata ya zama babba.

Ya yi amfani da "high" da "manyan" don taƙaita jagorancin ci gaba na ajiyar makamashi, inda "high" ke nufin tsarin ƙarfin lantarki.Fasahar 1500V na yanzu ta balaga kuma tana da yuwuwar haɓaka yawan jama'a;"manyan" yana nufin baturi masu girma na yanzu a cikin masana'antu, wanda zai iyayana ƙara ƙarfin ajiya sosai.Matsakaicin yawan makamashi na tsarin makamashi shine yanayin da babu makawa a cikin zaɓin ci gaban tsarin.

Amma wannan shine ainihin abin da yawancin kamfanonin BMS ke damuwa da shi.A ra'ayinsu, ƙananan batura suna da ƙananan fa'ida kuma girman tsarin yana da ƙarami, don haka rage tasirin "tasirin ganga" na baturi guda ɗaya akan gunkin baturi da dukan tsarin ajiyar makamashi.tasiri.Mafi mahimmanci, baturi tsari ne mai rikitarwa.Tallace-tallacen manyan batura masu ƙarfin ƙarfin lantarki na buƙatar takamaiman lokacin tabbatarwa.Babu mai yin baturi da ya bayar da bayanan da suka dace tukuna.Daga cikin su, yayin da lokaci ya wuce, za a sami jerin matsalolin da aka gano kuma ba a gano ba.

Li Guohong, darektan layin samfur na cibiyar samar da tsarin ajiyar makamashi na Sungrow, ya yi imanin cewa jikin baturi shine tushe.1500V yana buƙatar daidaiton baturi mafi girma, amma ƙirar tsarin tsarin ajiyar makamashi mai alaƙa da rayuwar sabis na tsarin yana da mahimmanci.Yana da kai tsaye Yana rinjayar tsarin kwanciyar hankali da dawowa kan zuba jari na ajiyar makamashi a kan sabon bangaren makamashi."Idan tantanin halitta ya kasance 50Ah, za a sami ƙarancin sel a jere da layi ɗaya.Babban fasaha na yin amfani da manyan sel yana cikin ƙirar fakitin, gami da daidaiton ɓarkewar zafi da sel, waɗanda dole ne a sake tabbatar da su ta hanyar gwajin tsarin. ”

Li Guohong ya gabatar da cewa idan aka kwatanta da tsarin 1000V, Sungrow ya karɓi wasu sabbin dabaru da hanyoyi don tabbatar da amincin tsarin ajiyar makamashin 1500V:Kariyar da'ira na BCP, daidaiton yanayin zafin jiki na sel a cikin duka tsarin, fuse + contactor maimakon mai watsewar kewayawa, Ganewar iskar gas, ƙirar kariyar aminci, da dai sauransu.

Mai Slocable 1500V Mc4 Inline Fuse Riƙe

tseren makamai na ƙungiyar Photovoltaic akan "rage farashi da haɓaka inganci"

Yin la'akari da bayanan masu yin 1500V, yawancin waɗannan kamfanoni suna da hotunan hoto da wutar lantarki, kuma su ma masu aminci ne na 1500V.

A cikin masana'antar photovoltaic, tun daga 2015, ƙarfin lantarki na 1500V ya zama sananne a kasar Sin.A zamanin yau, tsarin photovoltaic ya fahimci duk sauyawa daga 1000V zuwa 1500V.Za'a iya ajiye kuɗin tsarin gaba ɗaya ta hanyar 0.2 yuan / Wp, wanda ya ba da gudummawar haɓaka haɓakar hoto a kan Intanet, kuma kayan aiki ne na jagorantar kamfanoni masu ɗaukar hoto don sake fasalin.

Haɓaka ƙarfin lantarki na photovoltaics ya kafa tushe mai kyau don ajiyar makamashi a cikin kayan lantarki.A cikin 2017, Sungrow ya jagoranci ƙaddamar da tsarin ajiya na makamashi na 1500V kuma ya fara ƙaura da fasaha mai girma daga photovoltaics zuwa ajiyar makamashi.Tun daga wannan lokacin, fiye da kashi 80% na manyan ayyukan ajiyar makamashi na Sungrow da aka fara aiki a kasuwannin ketare kamar Amurka, Ingila, da Jamus sun ɗauki tsarin 1500V.

A nunin SNEC na 2019, Kehua Hengsheng ya gabatar da sabon ƙarni na 1500V 1MW / 2MWh tsarin ajiyar makamashi na nau'in akwatin da 1500V 3.4MW photovoltaic inverter booster hadedde inji ga duniya.

Tun daga 2020, Ningde Times, Kelu, Kariyar NARI, Shuangyili, TBEA, da Shangneng Electric sun fitar da samfuran ajiyar makamashi masu alaƙa da 1500V a jere, kuma wannan yanayin yana iya haɓakawa.

Ga mai shi, abin da ya kamata a yi la'akari shi newanne bayani ya fi dacewa da tsada a ƙarƙashin yanayin aminci.

Kamfanonin samar da wutar lantarki na tsakiya da suka hada da SPIC da Huaneng sun riga sun nuna da kuma tabbatar da yuwuwar tsarin ajiyar makamashin 1500V.A cikin 2018, Ruwan Ruwa na Yellow River ya ɗauki tsarin ajiyar makamashi na 1500V a matsayin babban shiri don dubawa a cikin ginin nunin ajiyar makamashi, kuma zai kasance a cikin 2020. Ana amfani da tsarin ajiyar makamashi na 1500V a cikin batches a cikin tashar wutar lantarki mai tallafawa aikin UHV.Aikin Mendi na Huaneng a Burtaniya kuma yana amfani da tsarin 1500V.

Wani manazarci a Bloomberg New Energy Finance ya yi imanin cewa ko samfurin yana da kyau ko a'a yana buƙatar tabbacin kasuwa.Idan 1500V zai iya cinye yawancin kasuwa, yana iya nuna cewa samfurin ko farashin yana da fa'ida.

Kamar dai rikice-rikice na ternary da baƙin ƙarfe-lithium, a bayan kamfanoni da yawa, musamman waɗanda ke da bangon hoto, suna yin fare sosai akan 1500V, yaƙi ne don haƙƙin yin magana a cikin fasaha.A cikin idanun masu aikin hoto da yawa, shigar da ajiyar makamashi a gefen DC da raba inverters tare da tashoshin wutar lantarki na hoto shine burin ci gaban su na gaba.

Tabbas, masana'antar lafiya bai kamata ta kasance da murya ɗaya kaɗai ba.Masana'antar ajiyar makamashi ta yau tana cikin zamanin da hanyoyin fasaha da yawa ke rayuwa tare da furanni ɗari, sannan kuma zamani ne mai cike da cece-kuce.

Kuma irin wannan jayayya sau da yawa alama ce ta ci gaba.Kowace fasaha ba ta cika ba, kuma kamfanoni suna buƙatar kula da wani matsayi na budewa.Da zarar an samar da dogaro ta hanya, lokacin da mutane suka ci karo da sabuwar hanyar fasaha, sau da yawa sukan kwatanta shi da ilhami da aka kafa, sannan su yanke shawara cikin sauri.

Bayan 'yan shekarun da suka gabata, lokacin da fasahar monocrystalline na photovoltaic kawai ke fitowa, kamfanonin polycrystalline ba su iya canza ra'ayoyinsu na ainihi ba, suna gaskanta cewa monocrystalline yana da tsada mai tsada, mai girma attenuation, kuma "inganci" shine sunan banza.A karshe, karkashin jagorancin Li Zhenguo, Longi ya dauki wata hanya ta daban, ya kuma kwace wani yanki mai fadi da ke kan yankin monocrystalline na photovoltaic.

Tare da "sabon makamashi + ajiyar makamashi" a hankali ya zama yanayi, juyin halittar tsarin ajiyar makamashi zuwa babban iko bai tsaya ba.Musamman ma idan babu tsarin kula da farashi, ƙaddamar da manufar shigar da ƙarin ajiyar makamashi a kan sabon ɓangaren makamashi ya haifar da matsa lamba mai yawa ga kudaden zuba jari ga sababbin masu haɓaka makamashi.Yadda za a rage farashin tsarin ajiyar makamashi yadda ya kamata da inganta yadda ya dacena samar da wutar lantarki har yanzu shine makomar ajiya.Babban batu na ci gaban masana'antar makamashi.

Wasu manazarta sun yi imanin cewa don magance waɗannan manyan matsaloli guda biyu, “cryptography” har yanzu yana cikin haɓakar fasaha.Babban ƙarfin lantarki yana ɗaya daga cikin mahimman hanyoyin haɓaka fasahar fasaha.Ko 1500V za a iya inganta ko'ina cikin ɗan gajeren lokaci ya dogara ne akan ko masana'antar za ta iya kaiwa ga mafi girman rarraba na kowa dangane da aikin fasaha, aminci, rayuwa da farashi.

Slocable 1500V Extending Solar Panel Cable