Bayani:
Dangane da manufofin da ke da alaƙa da grid na ƙasa na yanzu, tashoshin wutar lantarki masu haɗin grid guda ɗaya gabaɗaya ba su wuce kilowatts 8 ba, ko kuma hanyoyin sadarwa masu haɗin grid mai hawa uku ana buƙatar. Bugu da kari, wasu yankunan karkara a kasar Sin ba su da wutar lantarki mai hawa uku, kuma za su iya girka zango daya ne kawai idan sun amince da aikin (lokacin da suke son yin amfani da wutar lantarki mai matakai uku, dole ne su biya dubun dubun yuan wajen aikin gini. kudin). Masu sakawa da masu amfani da ƙarshen yakamata suyi la'akari da farashin saka hannun jari. Hakanan za a ba da fifiko ga shigar da tsarin lokaci-lokaci ɗaya.
A cikin 2018 da kuma gaba, Jiha za ta bayyana a fili aiwatar da tallafin na tallafin samar da wutar lantarki na photovoltaic. Yayin da ake tabbatar da adadin saka hannun jari na kamfanonin wutar lantarki da ribar abokan ciniki, don haɓaka ƙarfin da aka girka, 8KW tsarin lokaci ɗaya zai zama mafi kyawun zaɓi ga manyan kamfanonin shigarwa.
A halin yanzu, matsakaicin ƙarfin injin inverters mai hawa ɗaya wanda manyan masana'antun inverter suka gabatar a China shine 6-7KW. Lokacin shigar da 8KW wutar lantarki, kowane masana'anta ya ba da shawarar amfani da inverters biyu na 5KW+3KW ko 4KW+4KW. Shirin. Irin wannan shirin zai kawo matsala mai yawa ga mai sakawa dangane da farashin gini, saka idanu, da kuma aiki da kulawa daga baya. Sabuwar 8KW inverter guda ɗaya NCA8K-DS na Naton Energy, ikon fitarwa zai iya kaiwa 8KW, zai iya magance maki zafi da yawa na mai amfani kai tsaye.
Xiaobian mai zuwa zuwa tashar wutar lantarki ta 8KW a matsayin misali, ɗauki kowa don fahimtar wannan fa'idar inverter mai lamba 8KW guda ɗaya. 36 polycrystalline 265Wp babban kayan aikin inganci an zaɓi don abokan ciniki. Ma'auni na fasaha na sassan sune kamar haka:
Dangane da tsarin 5KW+3KW na gargajiya, ana buƙatar inverter guda biyu, waɗanda injinan 3KW ke haɗa su da jimillar nau'ikan nau'ikan nau'ikan 10, na'urorin 5KW suna haɗe zuwa igiyoyi biyu, kuma kowane nau'in yana da alaƙa da modules 10.
Dubi sigogin lantarki na Nathon Energy's 8KW kyamarar NAC8K-DS guda ɗaya (kamar yadda aka nuna a tebur mai zuwa). An raba sassa 30 zuwa igiyoyi uku don samun damar inverter:
MPPT1: 10 kirtani, damar igiya 2
MPPT2: 10 kirtani, damar igiya 1
Natong 8KW mai jujjuya lokaci-lokaci ɗaya NAC8K-DS zanen lantarki na farko:
Idan aka kwatanta, an gano cewa amfani da Nato Energy NAC8K-DS inverter yana da fa'ida sosai.
1. Fa'idar tsadar gini:
Saitin tsarin 8KW idan amfani da 5KW +3KW ko 4KW +4KW farashin inverter yanayin zai kasance kusan 5000 +, yayin amfani da Natomic NAC8K-DS inverter guda-lokaci, farashin yana kusa da 4000 +. Haɗe tare da kebul na AC, kebul na DC, akwatin haɗawa da farashin aiki na shigarwa, tsarin 8KW yana amfani da Natto makamashi NAC8K-DC 8KW inverter, saitin tsarin zai iya adana aƙalla yuan 1,500 a farashi.
2. Kulawa da fa'idodin tallace-tallace:
Ta hanyar amfani da inverter guda biyu, da yawa daga masu amfani da wutar lantarki ba su san yadda ake samar da bayanan samar da wutar lantarki ba, kuma ba su san takamaiman adadin wutar lantarkin da ake samu ba, sannan kuma bayanan inverter guda biyu suna haifar da matsala ga mai saka wutar lantarki. Tare da Natco NAC8K-DS inverter, bayanan samar da wutar lantarki a bayyane suke da sauƙin fahimta.
Natong Energy 8KW mai jujjuyawar PV mai kaifin baki-ɗaya shima sanye take da tsarin sa ido mai ƙarfi. Bayan mai amfani ya yi rajista, za a iya gane hosting mai kaifin baki. Masu amfani ba sa buƙatar duba matsayin inverter da kansu. Bayan inverter ya ba da rahoton kuskure, abokin ciniki zai iya karɓar faɗakarwa ta atomatik a tashar wayar hannu. A lokaci guda, ma'aikatan sabis na bayan-tallace-tallace na Natong suma za su karɓi karon farko. Zuwa bayanin gazawar, ɗauki matakin tuntuɓar abokin ciniki don warware matsala, warware matsalar da kare ribar abokin ciniki.
3. Amfanin samar da wutar lantarki yadda ya kamata:
1) Wutar lantarki da mita na grid masu rauni na karkara ba su da kwanciyar hankali. Daidaitacce haɗin na mahara inverters iya sa resonance sauƙi, ƙarfin lantarki tashi, da kuma wasu ƙarin rikitarwa load yanayi. Matsakaicin daidaitattun na'urori masu yawa a ƙarƙashin yanayin cibiyar sadarwa mara ƙarfi zai haifar da fitarwa na halin yanzu na inverter zuwa juzu'i, kuma ƙarar inductor mara kyau zata canza; Halayen fitarwa za su lalace, kuma mai inverter zai kasance mai wuce gona da iri kuma yana kashe hanyar sadarwa sosai, wanda zai haifar da inverter ya tsaya kuma ya shafi ribar abokin ciniki. Bayan tsarin 8KW ya karɓi Natto NAC8K-DS, waɗannan sharuɗɗan za a inganta yadda ya kamata.
2) Idan aka kwatanta da nau'ikan 5KW+3KW ko 4KW+4KW, tsarin KW yana amfani da kebul na AC guda ɗaya don inverter na NAC8K-DS, wanda ke rage asara kuma yana ƙara haɓakar wutar lantarki.
Ƙimar samar da wutar lantarki na tsarin 8KW (a cikin Jinan, lardin Shandong a matsayin misali):
36 265Wp kayan aiki masu inganci an shigar dasu, tare da jimlar shigar da ƙarfin 7.95 KW. Ingantaccen tsarin = 85%. Ana nuna bayanan haske da aka samo daga NASA a cikin tebur mai zuwa. Matsakaicin lokacin hasken rana na yau da kullun a cikin Jinan shine 4.28*365=1562.2 hours.
Sashin yana raguwa da 2.5% a cikin shekara ta farko sannan ya ragu da 0.6% kowace shekara. Za'a iya ƙididdige tsarin 8KW ta amfani da mai jujjuyawar motsi guda 8KW, NAC8K-DC, tare da ƙarfin tarawa na kusan 240,000 kWh a cikin shekaru 25.
a takaice:
Lokacin shigar da tsarin 8KW, yin amfani da inverter guda ɗaya na 8KW idan aka kwatanta da tsarin gargajiya na 5KW+3KW ko 4KW+4KW yana da fa'ida sosai a farkon farashin gini, saka idanu bayan tallace-tallace, da samar da wutar lantarki. .