Ngaba wakha waphawula ukuba i-voltage yebhetri ye-lithium iyehla emva kokuba itshajwe ngokupheleleyo? Oku akusiso isiphene—yindlela eqhelekileyo yokuziphatha yomzimba eyaziwa ngokuba yiukwehla kwevolthiMasithathe isampulu yethu yedemo yebhetri yelori ye-24V ye-LiFePO₄ (lithium iron phosphate) njengomzekelo wokuyichaza.
1. Yintoni iVoltage Drop?
Ngokwethiyori, le bhetri kufuneka ifikelele kwi-29.2V xa itshajwe ngokupheleleyo (3.65V × 8). Nangona kunjalo, emva kokususa umthombo wamandla wangaphandle, i-voltage yehla ngokukhawuleza iye kwi-27.2V (malunga ne-3.4V ngeseli nganye). Nasi isizathu:
- I-voltage ephezulu ngexesha lokutshaja ibizwa ngokuba yiI-Charge Cutoff Voltage;
- Nje ukuba ukutshaja kuyeke, i-internal polarization iyanyamalala, kwaye i-voltage ngokwemvelo yehla iye kwi-I-Voltage yeSekethe evulekileyo;
- Iiseli zeLiFePO₄ zihlala zitshaja ukuya kuthi ga kwi-3.5–3.6V, kodwa zonaandikwazi ukugcina eli nqanabaKunoko, ziyazinza kwi-voltage yeqonga phakathi3.2V kunye ne-3.4V.
Yingakho i-voltage ibonakala ngathi "yehla" emva nje kokutshaja.
2. Ngaba ukuhla kweVolthi kuyayichaphazela iMithamo?
Abanye abasebenzisi baxhalabile kukuba oku kwehla kwamandla ombane kunokunciphisa amandla ebhetri asebenzisekayo. Enyanisweni:
- Iibhetri ze-lithium ezikrelekrele zineenkqubo zolawulo ezakhelwe ngaphakathi ezilinganisa ngokuchanekileyo kwaye zilungelelanise umthamo;
- Ii-apps ezisebenza ngeBluetooth zivumela abasebenzisi ukuba bajongeamandla agciniweyo okwenyani(oko kukuthi, amandla okukhupha asebenzisekayo), kunye nokulungisa kwakhona i-SOC (Imeko yokuTshaja) emva kokutshaja ngokupheleleyo ngakunye;
- Ngoko ke,ukwehla kwe-voltage akukhokeleli ekunciphiseni amandla okusetyenziswa.
3. Ixesha Lokulumka Ngokuthotywa KweVolthi
Nangona ukwehla kwe-voltage kuyinto eqhelekileyo, kunokugqithiswa phantsi kweemeko ezithile:
- Impembelelo yobushushuUkutshaja kwiqondo lobushushu eliphezulu okanye eliphantsi kakhulu kunokubangela ukwehla kwe-voltage ngokukhawuleza;
- Ukuguga kweeseli: Ukwanda kokumelana kwangaphakathi okanye amazinga aphezulu okuzikhupha ngokwawo kunokubangela ukwehla ngokukhawuleza kombane;
- Ngoko ke abasebenzisi kufuneka balandele iindlela ezifanelekileyo zokusebenzisa kwaye bajonge impilo yebhetri rhoqo.
Isiphelo
Ukwehla kwevolthi yinto eqhelekileyo kwiibhetri ze-lithium, ngakumbi kwiintlobo zeLiFePO₄. Ngolawulo lwebhetri oluphambili kunye nezixhobo zokubeka esweni ezikrelekrele, sinokuqinisekisa ukuchaneka kokufundwa komthamo kunye nempilo kunye nokhuseleko lwebhetri ixesha elide.
Ixesha leposi: Juni-10-2025
