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E lilo anei ka waihona ikehu 1500V i mea nui i ka wā e hiki mai ana?

  • nūhou2021-04-06
  • nūhou

Slocable 1500V solar dc uwea

1500V Solar DC Uea

 

I ka hoʻomaka ʻana o 2020, ua hoʻolaha ʻo Sungrow e hoʻololi ʻo ia i kāna ʻenehana mālama mālama ikehu 1500V, kahi i noho ma waho no nā makahiki he nui, i Kina;ma nā hōʻikeʻike nui i ka hapa ʻelua o ka makahiki, hōʻike nā hui inverter poʻo i nā ʻōnaehana mālama ikehu 1500V.Ma muli o kona nui"ka ho'ēmi kumukūʻai a me ka hoʻonui pono"i ka ʻoihana photovoltaic, ua lilo ka volta kiʻekiʻe i alakaʻi ʻenehana no nā ʻoihana mālama ikehu.

ʻOiai ke hele nei ʻo 1500V mai ka photovoltaic a hiki i ka ʻoihana mālama ikehu, ua paʻa pū ʻia me ka hoʻopaʻapaʻa.Manaʻo ka poʻe kākoʻo he paʻakikī ke kumukūʻai a me ka hana mana o ka ʻōnaehana 1000V e hoʻokō i nā pono o nā kikowaena mālama uila nui a me nā lako hana mana nui, no laila ua lilo ka hoʻomohala ʻana i nā huahana mālama ikehu pili i ka 1500V.Manaʻo ka poʻe kū'ē e pili ana ka volta kiʻekiʻe o 1500V i ke kūpaʻa o ka pākaukau, ʻoi aku ka nui o ka pōʻino palekana, ʻaʻole i oʻo ka hoʻolālā, a ʻaʻole ʻike ʻia ka hopena hoʻemi o ke kumukūʻai e like me ka ʻoihana photovoltaic.

ʻO 1500V kahi ʻano maʻamau a i ʻole kahi ʻenehana pōkole pōkole?ʻO kaʻoiaʻiʻo, mai nā hopena o ka noiʻi, ʻo ka hapa nui o nā hui alakaʻi e like me Sungrow Power Supply, Jinko, CATL a me nā ʻoihana alakaʻi ʻē aʻe i hōʻea i ka ʻae ʻana ʻo 1500V ke kuhikuhi o ka hoʻomohala e hiki mai ana.ʻO ke kumu hoʻokele ma hope o kēia, ʻo ka ʻōnaehana kiʻekiʻe-voltage he ʻekolu mau pono:ʻO ka mua, pili ia i ka ʻōnaehana photovoltaic 1500V;ʻO ka lua, e hoʻomaikaʻi nui ʻia ka ʻōnaehana ikehu a me ka hoʻololi ʻana i ka ikehu;ʻO ke kolu, e hoʻemi nui ʻia ke kumukūʻai hoʻohui ʻōnaehana, ka ipu, ka poho o ka laina, ka noho ʻana o ka ʻāina a me ke kūkulu ʻana.

I ka manawa like, ʻaʻole liʻiliʻi nā pilikia a me nā pilikia o ka ʻōnaehana 1500V: ʻoi aku ka kiʻekiʻe o nā koi no ka palekana a me ka hilinaʻi;ʻoi aku ka paʻakikī o nā koi no ka ʻenehana a me ka hui pū ʻana o nā ʻāpana;ʻaʻole maikaʻi ka ʻōnaehana hōʻoia maʻamau.Ma lalo o nā kūlana o kēia manawa, ua lawa ka palekana o ka ʻōnaehana mālama ikehu 1500V?ʻO ka mea nui, hiki ke hiki i ka wā pōkole?Aia nō kekahi mau hoʻopaʻapaʻa ma ka ʻoihana.

 

Hoʻohui 1500V MC4 Slocable

Hoʻohui 1500V MC4 Slocable

 

ʻO ka hoʻopaʻapaʻa e pili ana i ka palekana o nā pila nui a liʻiliʻi

No ka 1500V, ua māhele ʻia ka ʻoihana i nā optimists a me nā conservatives.ʻO ka hapa nui o ka poʻe Optimists mai ka uila uila a nānā i nā pilikia mai ka manaʻo o ka ʻōnaehana mana;ʻO ka hapa nui o ka poʻe conservative ʻike hou aku e pili ana i nā pihi a manaʻoʻiʻo ʻo ka palekana o ka pākaukau lithium ka mea nui.

Ma Kina, ʻo Sungrow ka hui mua e hoʻohana i ka 1500V no ka mālama ʻana i ka ikehu.He aha ka mea e kōkua ʻole ai iā Sungrow Power Supply ʻo ia ka 1500V ua hoʻohana nui ʻia ma waho, akā ua hoʻohewa ʻia kahi ʻenehana makua ma Kina.

Ma ka hoʻoholo ʻana mai nā ʻōnaehana mālama ikehu 1500V i hoʻokuʻu ʻia i kēia manawa ma Kina, ʻo ka hapa nui o nā hoʻolālā hale i hoʻokumu ʻia ma 280Ah lithium iron phosphate square batteries, akā ʻokoʻa nā pūʻulu pūʻulu mai kekahi i kekahi.Hoʻohana lākou iā 1P10S, 1P16S, a me 1P20S.ʻO ka mana o ka pahu he 8.96KWh, 14.34KWh, 17.92KWh.

He mau hoʻopaʻapaʻa nui e pili ana i ka hoʻolilo ʻana i nā keena pākaukau o ka ʻōnaehana mālama ikehu i ʻoi aku ka nui a i ʻole ka liʻiliʻi, a ʻike ʻia nā pono a me nā hemahema o nā mea ʻelua.ʻAʻole e like me ka home, ʻaʻole ʻoi aku ka nui o nā ʻeka nui o Samsung SDI a me LG Chem ma mua o 120Ah, a ua lawe ʻo Tesla i nā pono o nā pā liʻiliʻi i ka hopena.

ʻO ka mea maʻamau, ʻoi aku ka paʻakikī o nā pihi mana nui e hoʻopau i ka wela, a ʻoi aku ka paʻakikī o ka mālama ʻana i ke kūlike o ka ʻōnaehana mālama ikehu;i ka wā e pono ai e hoʻohui ʻia nā ʻuala liʻiliʻi i ka moʻo a i ʻole i ka wā o ke kaʻina hoʻohui ʻōnaehana, ʻaʻole hiki i ka BMS a me ka EMS ke hoʻohālike i kēlā me kēia node.ʻOhi ʻia kēlā me kēia ʻikepili kelepona, no laila ʻoi aku ka paʻakikī o ka hoʻokele cell a me ke kumukūʻai hoʻohui.ʻO ka mea maʻamau, ua ʻae ʻia ka hoʻolālā pae ʻekolu e hoʻomaka ana me ka ʻikepili module, a ʻo ka ʻikepili i hōʻiliʻili ʻia e ka hui ʻelua-a-ʻehā ka ʻikepili o nā ʻehā ʻehā a i ʻole nā ​​ʻāpana ʻelua, ʻaʻole hiki ke hōʻike i ka ʻikepili o kēia manawa.

"Mai ka hiʻohiʻona o ka hoʻolālā o nā ʻoihana alakaʻi, ʻoi aku ka nui o ka ʻōnaehana mālama mālama ikehu i kēia manawa ma mua o ke kelepona hoʻokahi.ʻO 280Ah ka nui o ka pā uila ikehu Ningde era, a e loaʻa koke ana ʻo BYD 302Ah.ʻO ke alakaʻi ʻenehana o kahi mea hoʻohui ʻōnaehana mālama ikehu 1500V Say.

Ua ʻōlelo kekahi mea hana pākaukau nui ʻo 65Ah kahi paepae kumu no ka ʻoihana pākaukau o kēia manawa.No ka nui o nā mea hana pākaukau liʻiliʻi, ua hoʻopau ʻia ka laina huahana a hiki ke hoʻonui i kēia manawa ma o ka hoʻohui like ʻana o nā puʻupuʻu pākaukau, akā ʻaʻole kēia ke ala nui.I kona manaʻo, ʻo ka maikaʻi o nā pākaukau nui ʻaʻole lākou i hoʻopili ʻia i ka series a ʻo ka ʻikepili i kūʻai ʻia ʻo ia ka ʻikepili hoʻokahi.I ka hoʻokele ʻana o EMS a me BMS, ʻoi aku ka kiʻekiʻe o ka hilinaʻi o ka ʻikepili.No ka liʻiliʻi o nā moʻo a me nā pili like, paʻa ka ʻōnaehana.Pono e kiʻekiʻe ke kāne.

Ua hoʻohana ʻo ia i ka "kiʻekiʻe" a me ka "nui" e hōʻuluʻulu i ke kuhikuhi o ka hoʻomohala ʻana o ka mālama ʻana i ka ikehu, kahi "kiʻekiʻe" e pili ana i nā ʻōnaehana kiʻekiʻe.ʻO ka ʻenehana 1500V o kēia manawa ua oʻo a loaʻa iā ia ka hiki ke hoʻolaha nui;ʻO ka "nui" e pili ana i nā pihi mana nui i kēia manawa i ka ʻoihana, hiki kehoʻonui nui i ka hiki ke mālama.ʻO ka nui o ka ikehu o ka ʻōnaehana ikehu he ʻano hiki ʻole ke koho i ka hoʻomohala ʻōnaehana.

Akā ʻo kēia ka mea a nā hui BMS e hopohopo nei.I ko lākou manaʻo, ʻoi aku ka liʻiliʻi o nā ʻuala liʻiliʻi a ʻoi aku ka liʻiliʻi o ka granularity o ka ʻōnaehana, ma laila e hōʻemi ai i ka hopena o ka "hopena barrel" o hoʻokahi pākahi ma ka puʻupuʻu pākahi a me ka ʻōnaehana mālama ikehu holoʻokoʻa.nā manaʻo.ʻO ka mea nui, he ʻōnaehana paʻakikī ka pākaukau.ʻO ka hoʻolaha ʻana o nā pā uila nui-voltage e koi i kahi manawa o ka hōʻoia.ʻAʻohe mea hana pākaukau i hāʻawi i ka ʻikepili pili.Ma waena o lākou, i ka hala ʻana o ka manawa, aia kekahi mau pilikia i ʻike ʻia a ʻike ʻole ʻia.

Ke manaʻoʻiʻo nei ʻo Li Guohong, ka luna hoʻokele o ka ʻōnaehana mālama ikehu o Sungrow, ʻo ke kino o ka pākaukau ke kumu.Pono ʻo 1500V i ka paʻa kiʻekiʻe o ka pākaukau, akā ʻo ka hoʻolālā hoʻolālā ʻōnaehana mālama ikehu e pili ana i ke ola lawelawe o ka ʻōnaehana he mea nui loa.Hoʻopili pololei ia i ka paʻa o ka ʻōnaehana a hoʻihoʻi i ka hoʻopukapuka o ka mālama ʻana i ka ikehu ma ka ʻaoʻao ikehu hou."Inā he 50Ah ke kelepona, e liʻiliʻi ka liʻiliʻi o nā cell i ka series a me ka like.Aia ka ʻenehana koʻikoʻi o ka hoʻohana ʻana i nā cell nui i ka hoʻolālā pack, me ka hoʻohālikelike ʻana o ka wela a me nā cell, pono e hōʻoia pinepine ʻia ma o ka hoʻāʻo ʻana o ka ʻōnaehana.

Ua hoʻolauna ʻo Li Guohong i ka hoʻohālikelike ʻia me ka ʻōnaehana 1000V, ua lawe ʻo Sungrow i kekahi mau manaʻo a me nā ala hou e hōʻoia ai i ka palekana o ka ʻōnaehana mālama ikehu 1500V:Palena kaapuni lālā BCP, ka like ʻole o ka wela o ke kelepona i ka ʻōnaehana holoʻokoʻa, fuse + contactor ma kahi o ka mea hoʻokaʻawale kaapuni, ʻike kinoea puhi, hoʻolālā palekana palekana., etc.

 

Hoʻopaʻa Fuse Inline 1500V Mc4 Slocable

Hoʻopaʻa Fuse Inline 1500V Mc4 Slocable

 

ʻO ka heihei lima o ka pūʻulu Photovoltaic ma ka "hōʻemi kumu kūʻai a me ka hoʻonui pono"

Ma ka hoʻoholo ʻana mai ka hope o nā mea hana 1500V, ʻo ka hapa nui o kēia mau ʻoihana he photovoltaic a me ka mana uila uila, a he poʻe hilinaʻi hoʻi lākou o 1500V.

I ka ʻoihana photovoltaic, mai ka makahiki 2015, ua kaulana ka 1500V voltage ma Kina.I kēia mau lā, ua ʻike maoli ka ʻōnaehana photovoltaic i ka hoʻololi ʻana mai 1000V a i 1500V.ʻO ke kumukūʻai o ka ʻōnaehana holoʻokoʻa hiki ke mālama ʻia e 0.2 yuan / Wp, ka mea i kōkua i ka hoʻolaha ʻana i ka parity photovoltaic ma ka Pūnaewele, he mea hana hoʻi ia no ke alakaʻi ʻana i nā ʻoihana photovoltaic e hoʻololi hou.

ʻO ka hoʻonui ʻana i ka volta o photovoltaics ua kau i kahi kumu maikaʻi no ka mālama ʻana i ka ikehu ma nā ʻāpana uila.I ka makahiki 2017, ua alakaʻi ʻo Sungrow i ka hoʻomaka ʻana i kahi ʻōnaehana mālama ikehu 1500V a hoʻomaka e neʻe i ka ʻenehana kiʻekiʻe-volta mai nā photovoltaics i ka mālama ikehu.Mai ia manawa, ʻoi aku ma mua o 80% o nā papahana mālama ikehu nui a Sungrow i hoʻohana ʻia ma nā mākeke o nā ʻāina ʻē e like me ʻAmelika Hui Pū ʻIa, United Kingdom, a me Kelemania i hoʻohana i nā ʻōnaehana 1500V.

I ka hōʻike SNEC 2019, ua hōʻike ʻo Kehua Hengsheng i kahi hanauna hou o 1500V 1MW/2MWh pahu-type energy storage system a me 1500V 3.4MW photovoltaic inverter booster integrated machine i ka honua.

Mai ka makahiki 2020, ʻo Ningde Times, Kelu, NARI Protection, Shuangyili, TBEA, a me Shangneng Electric i hoʻokuʻu i nā huahana mālama ikehu e pili ana i ka 1500V, a e wikiwiki paha kēia ʻano.

No ka mea nona, ʻo ka mea wale nō e pono e noʻonoʻo ʻiaʻoi aku ka maikaʻi o ka hopena ma lalo o ke kumu o ka palekana.

Ke hōʻike mua nei nā ʻoihana hoʻomohala mana waena me SPIC a me Huaneng i ka hiki ʻana o ka ʻōnaehana mālama ikehu 1500V.Ma 2018, ka Yellow River Hydropower ua lawe i ka 1500V ikehu waihona waihona ma ke ano he kumu nui no ka nānā 'ana i ka ikehu waihona hōʻike kumu, a i loko o 2020. Ua hoʻohana 'ia ka 1500V ikehu waihona'ōnaehana i nā pūʻulu i loko o ka ikehu waihona mana e kākoʻo ana i ka. papahana UHV.Hoʻohana pū ʻo Huaneng's Mendi ma United Kingdom i ka ʻōnaehana 1500V.

Manaʻo kekahi mea loiloi ma Bloomberg New Energy Finance inā maikaʻi ka huahana a ʻaʻole pono paha ka hōʻoia mākeke.Inā hiki i ka 1500V ke ʻai i ka hapa nui o ka mākeke, hiki iā ia ke hōʻike i ka waiwai o ka huahana a i ʻole ke kumukūʻai.

E like me nā hoʻopaʻapaʻa ternary a me ka hao-lithium, ma hope o nā hui he nui, ʻoi aku ka poʻe me kahi kiʻi photovoltaic, pili ikaika ma 1500V, he hakakā ia no ka pono e ʻōlelo i ka ʻenehana.I ka maka o ka nui photovoltaic practitioners, kau ʻana i ka mālama ʻana i ka ikehu ma ka ʻaoʻao DC a me ka hāʻawi ʻana i nā inverters me nā kikowaena mana photovoltaic ko lākou mau pahuhopu hoʻomohala e hiki mai ana.

ʻOiaʻiʻo, ʻaʻole pono e loaʻa i kahi ʻoihana olakino hoʻokahi wale nō leo.Aia ka ʻoihana mālama ikehu o kēia lā i kahi au e noho like ai nā ala ʻenehana he nui a mohala nā pua he haneli, a he au hoʻi ia i piha i nā hoʻopaʻapaʻa.

A ʻo kēia ʻano hoʻopaʻapaʻa he hōʻailona pinepine ia o ka holomua.ʻAʻole kūpono kēlā me kēia ʻenehana, a pono nā ʻoihana e mālama i kahi pae o ka wehe.Ke hoʻokumu ʻia ka hilinaʻi o ke ala, i ka wā e hālāwai ai ka poʻe i kahi hopena ʻenehana hou, hoʻohālikelike pinepine lākou me kā lākou ʻano i hoʻokumu ʻia, a laila hoʻoholo wikiwiki.

I kekahi mau makahiki i hala aku nei, i ka wā i puka mai ai ka ʻenehana photovoltaic monocrystalline, ʻaʻole hiki i nā hui polycrystalline ke hoʻololi i kā lākou mau manaʻo maoli, me ka manaʻo he kiʻekiʻe ke kumu kūʻai o ka monocrystalline, attenuation kiʻekiʻe, a ʻo kona "kūpono" he inoa lapuwale.I ka hopena, ma lalo o ke alakaʻi ʻana a Li Zhenguo, ua lawe ʻo Longi i kahi ala ʻē aʻe a hopu i kahi ʻāina ākea ma ka ʻāina o ka photovoltaic monocrystalline.

Me ka lilo ʻana o ka "pūnaewele + ikehu hou" i mea maʻamau, ʻaʻole i pau ka ulu ʻana o nā ʻōnaehana mālama ikehu i ka mana nui.ʻOi loa i ka loaʻa ʻole o kahi mīkini hoʻokele kumu kūʻai, ʻo ka hoʻolaha ʻana i ke kulekele o ka hoʻokomo ʻana i kahi waihona ikehu hou ma ka ʻaoʻao ikehu hou ua hoʻokau nui i ka loaʻa kālā no nā mea hoʻomohala ikehu hou.Pehea e hoʻemi pono ai i ke kumukūʻai o ka ʻōnaehana mālama ikehu a hoʻomaikaʻi i ka ponoʻO ka hoʻomohala mana ʻo ia ka wā e hiki mai ana o ka mālama ʻana.ʻO ke kumuhana kumu o ka hoʻomohala ʻana i ka ʻoihana ikehu.

Manaʻo kekahi poʻe loiloi no ka hoʻoponopono ʻana i kēia mau pilikia nui ʻelua, aia nō ka "cryptography" i ka ʻenehana ʻenehana.ʻO ka uila kiʻekiʻe kekahi o nā loulou koʻikoʻi o ka ʻenehana ʻenehana.Hiki paha ke hoʻolaha nui ʻia ʻo 1500V i ka wā pōkole inā hiki i ka ʻoihana ke hōʻea i ka mea hoʻokaʻawale maʻamau nui loa e pili ana i ka hana ʻenehana, palekana, ola a me ke kumukūʻai.

 

Hooloihi ana i ka uwea Panel Solar

Slocable 1500V E hoʻonui ana i ka uwea Panel Solar

 

ʻO Dongguan Slocable Photovoltaic Technology Co., LTD.

Pākuʻi:Guangda Manufacturing Hongmei Science and Technology Park, No. 9-2, Hongmei Section, Wangsha Road, Hongmei Town, Dongguan, Guangdong, Kina

TEL: 0769-22010201

E-mail:pv@slocable.com.cn

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