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Ukufunda Ukubanzi kanye nokuphumelela kweLiFePO4
Umgomo Wokususa WeLiFePO4
I-LiFePO4, eyaziwa ngokuthi i-lithium iron phosphate, ikhanya ngempela ngenxa yesakhiwo sayo esikhethekile sekristalu esiyinika ukuqina okumangalisayo kokushisa, okunciphisa amathuba okushisa ngokweqile okuyingozi. Isizathu salokhu kuzinza siwukuthi ama-lithium nama-iron phosphate molecules axhumene kakhulu. Lezi zibopho azigcini nje ngokwenza izinto zihlale isikhathi eside ngaphandle kokuwohloka, empeleni zisiza la mabhethri ukuba adlule ezinkulungwaneni zemijikelezo yokushaja ngaphambi kokuba abonise izimpawu zokugqoka. Ucwaningo lubonisa ukuthi amabhethri athile e-LiFePO4 angakwazi ukubhekana nemijikelezo yokushaja nokukhishwa egcwele engaphezu kuka-2 000, okuwenza abe mahle kakhulu ezintweni ezinjengokugcina amandla elanga lapho ukwethembeka kubaluleke kakhulu. Ngenxa yokuthi azinzinzi, abakhiqizi kulo lonke umkhakha wamandla baphendukela ngokwengeziwe kubuchwepheshe be-LiFePO4 lapho ukuphepha nokuthola inani elihle ekulayisheni ngakunye kuba yizinto ezibalulekile ekuthathweni kwezinqumo zabo.
Ngaba LiFePO4 Ukhuluma Kwesikhatsi Sesikhombisa I-Lithium-Ion
Ibatheli LiFePO4 iyahluka kakhulu kubatheli esisekelwe kweyilithiyam lelithiyam esisekelwe kweyokobalti. Le batheli bahluka kwezinkinga ezinhlanuza ukuphila kwabatheli kumamodeli amadala. Ngekuthi ayina ikobalti kumix, zihlala kude futhi zibe yimalunga nezinhloso ngokuthi zihlala zihlukile kanti azihlukwanga ngokomoya. Izifundo zibonisa ukuthi le batheli bangeke bahlale ngokuphindwe kabili kubabili, okuqukethwe kakhulu xa kubhekwa izinto ezifanalo nezinhloso zokuphatha amadlozi noma izinhloso zokugcina ukuphatha lapho kudingeka ukuthembekwa. Okuthi ayina ikobalti kuthiwa abantu baphepha ngokuhamba kwesikhathi ngenxa yokungabi nendzima ezimweni, lokhu kwenza i-LiFePO4 ibe yinkqubo yokugcinwa kwezimali engcono yabo bonke abayinga ukuthembekwa ngokungabi nendzima yokungabi nezimali zokuphatha izinto ezisekelwe kwezimali.
Izicatshululo Ezinikezela Ukuphawula Kwesikhiyiwe
Umvuzo Womgomo (DOD) Nolifayela Lwesikhiyiwe
Ukuqonda kahle ukuphathelwa kwe-discharge (DOD) kuyindlela enkulu yokwenza amabhateli isetshenziselwe ngokude. Kwenyaniso, i-DOD iyathola kani iphesenti yendawo yamabhateli esetshenziswa phakathi kwekhiye. Xa amabhateli aphansi kakhulu noma noma yini, aqala ukushaywa ngokspeedi faye kuzokhala amanani wezikhiye. Ukugcina i-DOD ebuncayeni kusiza ukugcina ubulili bokusebenza kwamabhateli. Imicabango ikusho ukuthi xa usebenza ngezingu-30% DOD lokho kungcono kakhulu ukusetshenziswa kwezinsuku zokusebenza kwamabhateli e-LiFePO4, okungaba kube ngaphezulu kwezikhiye ezingama-5,000. Kumaqembu abasebenzisa izinhloso zasolari ngokukodwa, lokho kuyindlela yokwenza isiphumo ngakumbi ngisho nesikhathi esifanayo esidinga ukusebenza okuthembekile ngaphandle kwehlukahluka ezidingekayo.
Ukuphatha Isitemperentha Ngemvume Okudliwe
Ukuphumelela kukaLiFePO4 ngaphandle kwehlukaniswa kuhle kuyasebenza ngokuphelelwa kwehlukaniswa kahle kancane kabanzi phakathi kwe-20 ukuya kwe-30 degrees Celsius ngokungafanele. Lapho izinhlanzi zisebenza ngaphandle kwalokho, izindawo eziphelelwayo zingase ziphumelele ngokwehla. Umnxa wehlukaniswa uphumelela ukuthuthukiswa kwezinhlanzi, okungukuthi kuzokhula ngokukhulu. Iziphansi kahle kungenzeka ukuthi kungase kuthinte isebenza ngokuthi kuthize ukusebenza lapho kudingeka kakhulu. Ngakho ke, amathambo ake amakhelini nezimali zokugcina izinhlanzi zasemkhathini ayasebenzisa izinko ezinhle zokuphumelela kwehlukaniswa. Lezi zinhlelo zokuphumelela kwehlukaniswa zokuthi kusebenze ngokuphelelwa, lokho kungenzeka ukuthi kubonwe ngokusha ukuthi kungapi kwezinhlelo zokuphutha eziphumelelayo ebonakalayo kwezinhlanzi zasemkhathini nezimali zokusebenza zasekhaya.
Umbono Wokusebenzisa Izinhlobo Zokusebenza Amathejini (BMS)
Imicaba ye-Battery Management Systems (BMS) isenzo indima ebalulekileyo ekuphileni kwezinhali, ngakumbi xa kufanele kuhlolwe imicaba yokulayisha nokwehlisa okuqukethwe kuhli kude kuthuthukisa ukuphila kwezinhali. Imicaba eziyinhloso eziphezulu ye-BMS iyavikela ukuthi kungakhathalisekwa noma ukuthi izinhali liwele kude kakhulu, okubabili bethuthukisa ukuphila kwezinhali. Imaphakelo yesipho kubonisa ukuthi xa abasebenzisa amathonic e-BMS emhlophe kahle kubantu abasebenzisa lezinhali, bathola ukuthuthukwa kwezinhali kudinga kwe-30%. Kuzindleke zokusebenza okudinga ukusebenza ngokugcwele ngenyaka, lokhu kuyindleke. Ngokuvacwatshwa, izinhali zase-Tesla zokusebenza ngamagetsi, le zinhali eziphezulu zokulayisha ezinhleni ziyavikela ukusebenza ngokugcwele ngenyaka ngokuthi zisebenzisa imicaba eziphezulu ye-BMS ukuze zilinde isebenza futhi zivikele ukuthi lezinhali eziphakeme kakhulu zokulayisha ezinhleni zingavunyelwe kakhulu.
Amavuthela Akhawulekileyo nokuhlola
Amanani Amakhulu kanye namaphrofayide
Ukuthola amavolti ne-ampheleli yokulayisha eculeni kuhle kuyinto ehlukile kakhulu xa kuchazwa ukuba amabhateli LiFePO4 ayasebenza ngokuefanele futhi asebenze ngeminyaka engaphezulu. Ama-bhateli athile asebenza ngokulungile lapho kugcinwe amavolti kokulayisha phakathi kwe-3.2 volts kanye ne-3.6 volts ngasinye iselule. Le ndawo ephumelelayo iyagcwalisa amabhateli ngendlela eculeni ngeke iyawophe indawo yokwenza ubudlelwane obukhona kumakoti yayo. Noma kubekwe amaphesenti amaningi, ukulandela le ndlela yokulayisha ekusho ukuthi kungaholela kakhulu kizinyathelo zokulayisha kwama-bhateli ngaphambi kokuwa kuhlulekile - ngemva kwezinye izikhathi kungaholela ku-20% okuningi! Le mpumelelo ephakeme kuyakuvumela ukuthola inani elikhulu lezimali, lokhu kuyakugcina kakhulu abantu abasebenzisa izinhlobo zokulinda kwesilinda noma izinye i-electronics lapho kubaluleke ukuthi kuneqiniso lokulinda kwezimali.
Umbiko wesishayelelwano sesikhatsi
Ukugcina amabhateli ngokulungileyo kwenza uhlu olukhulu ngokuhamba kazo kungabi nje kuphumelela kanjani kodwa futhi ubudlelwane bazo. Ukulondoloza izinto ezijikelezayo ukuthi yini i-voltage nezindleko ngokwehlanu noma ngokwesinye kuthola imiphatlaliso ngaphambi kokuba kuthathwe ngokwengeziwe emva kwesikhathi. Iziphumo eziyimpahla kakhulu - ukungcola nokungilima kuzokwenza uhwebo lwezixhobo kuzokwenza ukuthi kuhlolwe ukungilima okungase kuthakazelisa abantu emva kwesikhathi. Abantu abaningi abasebenzisa amathina ngokudla bazi lokhu. Izigaba zokuthi kungcolise kumathini okulandelwayo kungase kuthole ubude bokuphila kwezinsuku nge-10 kuya kuma-15%. Lokhu kungaba yinkinga enkulu kakhulu kumaphoyinti apho abhateli ayasebenziswa ngokudla, cogna amakhari amanani kanye nezindlela zokugcina isithunzi esikhulu esibonakala kusona kamanje.
Ukuvumelana nazo zonke iindlela ezinikelweyo
Ukujwa ngezimishapeli zokucharga ngemva kwenyanga kungaba yindlela yokuthola ubude bokuphila kwamagijile. Abantu bathanda ukuthi acharge amagijile ngokukhulu noma abale kakhulu, lokhu kungaba yindlela yokuthatha ubude bokuphila kwamagijile. Kubalulekile ukuthi abasebenzisa amachajela ehlelwe ngokweqileyo kule ndawo ukuchaza i-LiFePO4. Le ndawo ichaza amachajela ehlelwe ngokweqileyo kule ndawo ayivikeli amagijile ukuthi achithwa ngokuphelele. Ababhili amagijile baziwa lezi zinkinga ngokuningi ukuze bathunyelwe amanqaku nangumkhangeli wokusebenzisa ngezimali. Le ncazelo ikunciphisa ukuthi abasebenzisi bakhetha kanjani amagijile ngemva ngenyanga. Uma abantu abaluleka ukuthi bafunde izindlela zokucharga ngokucophelela, baya kubona ukuthi amagijile aphila ngemva, kungaba yinto yokuthi ethunyelwe kwi-solar yasekhaya noma kwi-vehicle elekthriki njengale yase-Tesla.
Ukubonisa LiFePO4 Ngokwesonto Soze Ngezindlela Eziningi Zobhethe
LiFePO4 vs. Lead-Acid: Umbango Womoya Wobhethe
Izibhetri zika-LiFePO4 zilinda kude kunezibhetri zokugcinwa zemvula, zikhona izinhlobo ezingama-3 zokulayisha ngaphambi kokuthi kufanele kubuywe. Ngokudlule kwezinsuku, lokhu kuvumela ukuthola inani elikhulu ngemali ngaphandle kokuthile kakhulu ngokwesibonelo. Izibhetri zemvula zidinga ukulandwa ngokuphelele futhi abantu abaningi bathotha ukuba kudinga ukugcina amanzi futhi kwenze uhlelo lwokulayisha. Ngakolunye uhlango, izibhetri zika-LiFePO4 zilinda khona ngokuvamile futhi zenza lesemo lawo ngenkathi yonke. Izinkomba zokuhlelwa zekhombisa ukuthi izinkampani ezithintile yilokhu zasethembisa izinduna zemali ngokulandelwa kweminyaka nje ngenkathi yonke zilandelwa ukuthi zibhume izibhetri. Ngenkathi izinhlobo zokulawula izindleko zokuvikela zilanda kakhulu kwezindawo zokulwa futhi kwezinkampani, lezi zibhetri zika-lithiyam le-Fosfet yelithiyam zilanda kakhulu njengesikhwama esifisayo kubo bonke abathanda ukuthola okulandelayo futhi kungakhethiwe emalini.
Besekeleli LiFePO4 Ngenxa Yabantu Abanye Amabhethe Lithium-Ion
Ibatheli LiFePO4 bahlala ngokwabo ngokulingana nezinye i-lithium-ion lapho kuthiwa kuyahlisa futhi kubekwa ngokuphelele, bese kudelivera amandla okulingana. Okuthiwa kuyahlisa yabo ngokubanzi ngokulingana nezinye eziphethekile kakhulu namanje. Kunezinye izivivinyo ezibonisa ukuthi kuzohlala kabili ngaphambi kokuthathwa futhi kubuyekezwe. Le ndurance iyafisa uhlelo lwezimali lapho kubhekwa phambili, ngokuqondile kubantu abasebenzisa amagaya okugcina noma amandla wokubamba komakhi. Izibonelo azilaleli lapho kubhekwa kuqedisweni ngeminyaka engama-10. Izimali zikhuluma futhi, futhi LiFePO4 ibonisa ngokubaluleka ukuthi kungabi limali ngokudala. Kunezinye izinto ezifisa ukuba kuhle kakhulu lapho kudingeka ukubamba kuhlale kakhulu, kungabi limali ngemva komya noma kunezinye izindikho zokuvikela futhi kuthiwa kusenzo kanye nezinye izindlela zokuthola amandla.
Kunye nokuhlaba iziphumo ezikhuliswayo kunye noma ukusukela okulinganayo olulandelayo okubungazwe ngamabheti aLiFePO4, amaphrojektholi abafanele bakhothusiwe ukuze bakhethelene imibuzo yabo esikweni sonyaka lokuhlola ulwandle. Ngokushesha ukufinyelela isistimu esisitshekelanga kanye nokufunda iindlela zokusebenzisa ezintsha, LiFePO4 ibizwa njengebomvu elandelayo phakathi komsebenzi kunye nokuphucumana kokuthi uphumelele.
Izinkinga Zokugcina Ngesikhathelo Somlandu nokuhlola Ukusuka
Amahluke Amahle Okuthile KweLiFePO4
Abantu kwaqala ukubona ukuthi LiFePO4 ibattheli zibalulekile kakhulu kwezweni ngokubunjwa kwezinye zindlela nezinhlelo. Le battheli azikho izinto ehlukile njengokobalti ne-nikeli ezitholakala kwi-battheli eziyisisekelo, okwenza kube lula kakhulu ukusebenzisa futhi kwezweni. Ukungena kwezinye lezi zinto eziphambene nazo kwenza kube lula ukubuyiselwa futhi. Ngaphezulu, lokhu kufanisa ngaso kutheni amandla ezweni ngokuphelele ayanekela ukuthi kuthintwe ukuphela kwezindleke. Izindlela zokucabanga ezifinyelela kwezimali zazo zonke izindawo zitholile ukuthi LiFePO4 ibattheli zingenako ikhabhoni elikhulu ngokulinganayo nazo zinye izinto. Lokhu yindlela ababeke ngokwengeza amadoda amakhulu nezinhlelo zokusebenzisa le battheli xa zibangela izinhlelo zokugcinwa kwezimali, ngokukodwa kwezindawo zokuvulindlela nezindawo zokungeniswa kwezinyukela. Ngenhloso yokuthi le zinhlelo zonke zokuvikela izwe zingenayo, akuyona into ehlukile ukuthi LiFePO4 ikhethe isicelo kakhulu kwezinye izinhlelo zokuvikela izwe nezinhlelo zokuphelele kwezweni.
Iindlela zakuhlola Okudingeka Ukuprolongela Usuku Lwombhedhalo
Izibhetri zika-LiFePO4 zikhululekile kakhulu ngokuba yisant safe kakhulu, okuqinisekisa ukuthi zilinde kude kude. Okuqukethwe yizinhlobo zazo eziphakeme kakhulu xa kuzwakile, ngakho ke kungcono okungaphansi kwezibhetri ezi-lithium-ion ezinhlobo zokuphezulu okuphansi kwezimo ezikhanya. Lezi zibhetri zinezimvumelelo ezingaphakathi, njengalezi zivili zokulungisa ukuvula uma kuzwakile kakhulu, futhi lezi zinhlobo zokulungisa ukuphakama okuzenzela ukuthi zingakhaliwe uma kuzwakile ngempela. Xa amadoda emthethweni ngokuphezulu kwezibhetri aya kuthuthukiswa kanye nezinhlobo zazo, izinkampani zingasebenzisa lezi zimvumelelo ngokuzenzakalelayo. Kuye kaba nokungabi noma yikuphi okungaphansi kwezindleko zokuphakama kwezibhetri, kanye nezindleko zokugcina amandla kakhulu, ukwazi ukuthi lezi zibhetri azingabi zingaphansi kwezindleko zokuphakama kungaba nokungabi noma yikuphi okungaphansi kwezindleko zokuphakama kungaba nokungabi noma yikuphi okungaphansi kwezindleko zokuphakama.
Imibuzo Evame Ukubuzwa
Ngizini amagcinelo amabangako lezi zibatari zase-LiFePO4 phakathi kwezi zilithile ezilithetha-lithium?
Amanqaku aLiFePO4 aziphumula ukusukela kwezinto ezincedisiyo, uzama oluhlu lwesayensi elikhulu, kunye noluhlola olunokulungisa ngaphandle kokubheka kwekobalti, ngokuba kanti bayenza izandla zabo zikahle ekupheleni kweendaweni ezilandelayo.
Ji ngaba iimfowethu yezindawo zihlobene nokusebenza kweamanqaku aLiFePO4?
Izibheti ezi-LiFePO4 zihlanza ngokulungileyo phakathi kwe-20°C ukuya kwe-30°C. Ukukhawuka kungase kube yindlela yokuthuthwa okuphezulu nokwehluleka kwezimali, kepha ukuphatha intemperethura kuyindlela ebalulekileyo ukuba izibheti zilinde futhi.
Ngaphi iindlela yesayensi leBattery Management System (BMS) iyinhloko yeLiFePO4 batteries?
Isayensi lesibhedlela luvumelile amandla nokusetyenziswa, ulungiselela usuku lwenqanawe lamanqaku ngokusuka ngo-30% ngokugcina ukuchasela kunye nokusetshentisela ukusetyenziswa.
Ngisho amabhethe LiFePO4 ngokulandelayo kuninzi kakhulu kancane ngezinye izindlela ezikhoyo?
Ewe, amabhethe LiFePO4 akhutshentekhetha amanye amathetho asemanqaku njengecobalt, ukuze kube kuhle ukubuyisela nokuhlola okuningi lomphakathi lokusebenza phakathi kwazo ngezinto eziphumaphi.