Ma'anar Fasaha
Ƙarƙashin Ƙarfin Wuta na BESS (≤ 60V)
Gine-ginen da aka rarraba wanda a cikinsa na'urorin baturi 40-60 V ke daidaitawa a matakin majalisar. Wani keɓaɓɓen matakin DC-DC a cikin injin inverter na matasan yana haɓaka ƙarfin baturi zuwa bas ɗin DC na ciki, inda aka haɗa shi da ƙarfin PV kafin juyewa.
Babban Wutar Wutar BESS (85-600V)
Tsarin gine-ginen da aka keɓe, jeri-jeri: an haɗa na'urori da yawa a jere don ƙirƙirar igiyar baturi 85-600 V. Akwatin sarrafa wutar lantarki mai ƙarfi (haɗe-haɗe fuses, contactors, pre-charge and ware monitoring) yana ciyar da kirtani kai tsaye cikin bas ɗin DC-bas ɗin inverter ta hanyar mai sarrafa buck/boost.
Kwatancen Ayyuka
Low-Voltage
Ribobi
- Tsarin aminci na ƙarancin ƙarancin ƙarfin lantarki (ELV); ƙarancin taɓawa-hadarin
- Modular, toshe-da-wasa shigarwa; ƙananan CapEx don gidaje masu ƙarancin kasafin kuɗi
- Algorithms na BMS masu sauƙi
Fursunoni
- Hasara mafi girma (I²R) → 3-5 % hukuncin kuzari
- Ƙarfin fitarwa mai iyaka; bai dace da> 3 kW masu dorewa ba
- Dogon iyawa na dogon lokaci ƙetaren shingen layi ɗaya yana ƙaruwa da hawan keke
High-Voltage
Ribobi
- Har zuwa 96% ingantaccen tafiyar tafiya (RTE) godiya ga ƙananan igiyoyin ruwa da rage nauyin zafi
- Ci gaba da fitarwa na 5-10 kW; yana goyan bayan HVAC, famfo mai zafi ko hawan-ruwan dumama
- Ƙananan sassan kebul na igiyoyi → mafi sauƙi, ƙarin ƙaƙƙarfan kayan aikin waya da inverter Magnetic
Fursunoni
- Yana buƙatar ƙwararrun masu fasaha na HV; Gwajin wuta mai ƙarfi IEC 63056 / UL 9540A
- Ƙaƙƙarfan ƙarfin ƙarfin matakin tantanin halitta da daidaita yanayin zafi; BMS na ci gaba tare da daidaitawa mai aiki
- Mafi girman farashi na gaba (batir + kayan tsaro na HV)
Yanayin aikace-aikace
Low-Voltage
- Ƙananan gidaje / gidajen karshen mako tare da nauyin 10 kWh kowace rana kuma babu kayan aiki masu yawa
- Matukin jirgi ko kayan haya inda ake kimanta saurin cirewa akan mafi girman aiki
High-Voltage
- Matsakaici-zuwa-manyan gidaje guda ɗaya wanda ke nufin> 90% na amfani da makamashi
- Tabbatar da gaba don haɗin haɗin janareta na V2H / madadin ko fakitin fadada 15 kWh-30 kWh
Ƙimar Ƙimar Ma'ajiya (LCOS)
Low-Voltage
Ƙananan CAPEX, amma 5 % -8 % ƙarin asarar makamashi a kowane zagaye da kuma maye gurbin tantanin halitta na farko zai iya haɓaka LCOS na shekaru 10 da 12-15 % tare da HV.
High-Voltage
20-30 % CAPEX premium diyya ta> 90% RTE da 8 000-10 000 rayuwar zagayowar; karya-har ma da aka samu a cikin shekara ta 5-6 a ƙarƙashin jadawalin kuɗin fito na Jamus ko California.
Aminci & Yarda da Code
Low-Voltage
Faɗuwa ƙarƙashin SELV (Ƙarancin Ƙarƙashin Ƙarƙashin Ƙarfafawa); babu wani tilas tilas cire haɗin kuskuren baka; DIY-friendly a yawancin yankuna.
High-Voltage
Dole ne ya hadu da IEC 62109-1/2, UL 1973 da lambobin shigarwa na HV na gida; saka idanu na insulation na tilas, katsewar da'ira-laifi (AFCI) da ka'idojin kashewa <5 s bayan gano kuskure.
Ƙarshe:
Zaɓi ƙananan ƙarfin lantarki lokacin da babban birnin ke danne, lodi yana da sauƙi kuma saurin shigarwa yana da mahimmanci. Ƙayyade babban ƙarfin lantarki lokacin da kuke buƙatar mafi girman inganci, babban ƙarfin nan take da mafi ƙanƙanta farashin rayuwa a kowace kWh. Ko ta yaya, daidaita tsarin gine-gine zuwa bayanin martaba-ba akasin haka ba-kuma ka dage kan haɗe-haɗe don buɗe cikakken ƙimar garanti na BESS na zama.
