Ingaba uceba ukuseta inkqubo yokugcina umbane ekhaya kodwa uziva uxinezelekile ziinkcukacha zobugcisa? Ukususela kwii-inverters kunye neeseli zebhetri ukuya kwiibhodi zocingo kunye nezokhuseleko, icandelo ngalinye lidlala indima ebalulekileyo ekuqinisekiseni ukusebenza kakuhle kunye nokhuseleko. Masihlalutye izinto ezibalulekileyo ekufuneka uziqwalasele xa ukhetha inkqubo yakho.
Inyathelo 1: Qala nge-Inverter
I-inverter yeyona nto iphambili kwinkqubo yakho yokugcina amandla, iguqula amandla e-DC ukusuka kwiibhetri ukuya kumandla e-AC ukuze asetyenziswe ekhaya.ukalisho lwamandlaichaphazela ngqo ukusebenza kunye neendleko. Ukuze ufumane ubungakanani obuchanekileyo, bala ubungakanani bakhoimfuno yamandla ephezulu.
Umzekelo:
Ukuba ukusetyenziswa kwakho okuphezulu kubandakanya i-2000W induction cooktop kunye ne-800W electric kettle, umbane opheleleyo ofunekayo yi-2800W. Ngenxa yokuba kukho umlinganiselo ongaphezulu kwiinkcukacha zemveliso, khetha i-inverter enobuncinci.Umthamo we-3kW(okanye ngaphezulu komda wokhuseleko).
Izinto ezichaphazela iVoltage yokufaka:
Ii-inverters zisebenza kwii-voltage ezithile (umz., 12V, 24V, 48V), ezilawula i-voltage yebhanki yakho yebhetri. Ii-voltage eziphezulu (ezifana ne-48V) zinciphisa ukulahleka kwamandla ngexesha lokuguqulwa, nto leyo ephucula ukusebenza kakuhle. Khetha ngokusekelwe kwisikali senkqubo yakho kunye nohlahlo lwabiwo-mali.
Inyathelo lesi-2: Bala iimfuno zeBhanki yeBhetri
Nje ukuba i-inverter ikhethiwe, yila ibhanki yebhetri yakho. Kwinkqubo ye-48V, iibhetri ze-lithium iron phosphate (LiFePO4) zikhethwa kakhulu ngenxa yokhuseleko lwazo kunye nokuhlala ixesha elide. Ibhetri ye-48V LiFePO4 idla ngokuba neIiseli ezili-16 ezilandelelanayo(3.2V ngeseli nganye).
Ifomula Ephambili Yovavanyo Lwangoku:
Ukuze uphephe ukugqithisa kakhulu, balaubuninzi bokusebenza okwangokuusebenzisa iindlela ezimbini:
1.Ubalo oluSekelwe kwi-Inverter:
I-Current=Amandla e-Inverter (W)I-Input Voltage (V)×1.2 (into yokhuseleko)I-Current=I-Input Voltage (V)I-Inverter Power (W)×1.2 (into yokhuseleko)
Kwi-inverter ye-5000W kwi-48V:
500048×1.2≈125A485000×1.2≈125A
2.Ukubalwa Okusekelwe Kwiseli (Okungaguqukiyo):
I-Current=Amandla e-Inverter (W)(Ubalo lweSeli × I-Voltage eNcinci yokuKhupha)×1.2I-Current=(Ubalo lweSeli × I-Voltage eNcinci yokuKhupha)Amandla e-Inverter (W)×1.2
Kwiiseli ezili-16 ezikhutshwayo nge-2.5V:
5000(16×2.5)×1.2≈150A(16×2.5)5000×1.2≈150A
Ingcebiso:Sebenzisa indlela yesibini ukuze ufumane amathuba aphezulu okhuseleko.
Inyathelo lesi-3: Khetha iiNxalenye zeNtambo kunye noKhuseleko
Iintambo kunye neeBhasibha:
- Iintambo zokukhupha:Kwi-150A current, sebenzisa ucingo lobhedu oluyi-18 sq.mm (olulinganiswe kwi-8A/mm²).
- Iziqhagamsheli ze-Inter-cell:Khetha iibhasi ze-copper-aluminium ezihlanganisiweyo ezingama-25 sq.mm (ezilinganiswe kwi-6A/mm²).
IBhodi yoKhuselo (i-BMS):
KhethaInkqubo yolawulo lwebhetri elinganiswe nge-150A (BMS)Qinisekisa ukuba icacisaumthamo wangoku oqhubekayo, hayi i-peak current. Kwizicwangciso zeebhetri ezininzi, khetha i-BMS eneimisebenzi yokunciphisa umsinga ohambelanayookanye yongeza imodyuli yangaphandle ehambelanayo ukuze ilinganise imithwalo.
Inyathelo lesi-4: Iinkqubo zeBhetri eziDibeneyo
Ukugcinwa kwamandla ekhaya kudla ngokufuna iibhanki ezininzi zebhetri ngaxeshanye.iimodyuli eziqinisekisiweyo ezihambelanayookanye i-BMS enokulinganisela okwakhelwe ngaphakathi ukuthintela ukutshaja/ukukhupha itshaja ngendlela engalinganiyo. Kuphephe ukuxhuma iibhetri ezingalinganiyo ukuze wandise ubomi.
Iingcebiso Zokugqibela
- Beka phambili izinto ezibalulekileyoIiseli zeLiFePO4ukhuseleko kunye nobomi bomjikelo.
- Qinisekisa iziqinisekiso (umz., i-UL, i-CE) kuzo zonke izinto.
- Nxibelelana neengcali malunga nokufakelwa okunzima.
Ngokulungisa i-inverter yakho, ibhanki yebhetri, kunye nezinto zokukhusela, uya kwakha inkqubo yokugcina amandla ekhaya ethembekileyo nesebenzayo. Ukuze ufunde nzulu, jonga isikhokelo sethu sevidiyo esineenkcukacha malunga nokuphucula useto lwebhetri ye-lithium!
Ixesha leposi: Meyi-21-2025
