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4 Ubunzima kunye neMicelimngeni malunga noGcino lwebhetri yeSolar yokuHlala

Ixesha lokuposa: May-08-2024

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Indawo yokuhlala yebhetri yelangauyilo lwenkqubo lunzima, lubandakanya iibhetri, ii-inverters kunye nezinye izixhobo. Okwangoku, iimveliso kwishishini zizimeleyo, ezinokubangela iingxaki ezahlukahlukeneyo ekusebenziseni ngokwenene, ngokukodwa kubandakanywa: ukufakwa kwenkqubo enzima, ukusebenza okunzima kunye nokugcinwa, ukusetyenziswa kakubi kwebhetri yelanga yokuhlala, kunye nenqanaba eliphantsi lokukhusela ibhetri. Ukuhlanganiswa kwenkqubo: ukufakela okuyinkimbinkimbi Ukugcinwa kwebhetri yelanga yokuhlala yinkqubo enzima edibanisa imithombo emininzi yamandla kwaye ijoliswe kwikhaya eliqhelekileyo, kwaye abaninzi abasebenzisi bafuna ukuyisebenzisa njenge "isixhobo sasekhaya", esibeka iimfuno eziphezulu kufakelo lwenkqubo. Ufakelo oluntsonkothileyo kunye nexesha elide lokuGcina iBattery yeSolar yokuhlala kwimarike ibe yeyona ngxaki inkulu kubasebenzisi abathile. Okwangoku, kukho iintlobo ezimbini eziphambili zezisombululo zebhetri yelanga yokuhlala kwimarike: ukugcinwa kwe-voltage ephantsi kunye nokugcinwa kwe-voltage ephezulu. Inkqubo yebhetri yeNdawo yokuHlala enevoltage ephantsi (Isiguquli kunye nokwahlulwahlulwa kwebhetri): Inkqubo yogcino lwamandla ombane osezantsi yinkqubo yebhetri yelanga enoluhlu lwamandla ombane we-40 ~ 60V, equlathe iibhetri ezininzi eziqhagamshelwe ngokunxuseneyo ne-inverter, edityaniswe kunye nemveliso ye-DC ye-PV MPPT ebhasini. i-DC-DC eyedwa yangaphakathi ye-inverter, kwaye ekugqibeleni iguqulelwe kumandla e-AC ngokuphuma kwe-inverter kwaye iqhagamshelwe kwigridi, kwaye ezinye ii-inverters zinomsebenzi wokukhupha i-backup. [Isixokelelwano seSolar seKhaya 48V] Inkqubo yebhetri yeSolar yeKhaya esezantsi Iingxaki eziphambili: ① I-Inverter kunye nebhetri zisasazwe ngokuzimeleyo, izixhobo ezinzima kwaye kunzima ukuzifaka. ② Iintambo zoqhagamshelwano zee-inverters kunye neebhetri azikwazi ukulungelelaniswa kwaye zifuna ukuqhutyelwa kwisiza. Oku kukhokelela kwixesha elide lofakelo lwenkqubo yonke kwaye kwandisa iindleko. 2. INkqubo yeBattery yeSolar yasekhaya yoMbane oPhezulu. EyokuhlaI-sysem yebhetri yombane ophezuluisebenzisa ulwakhiwo olunamanqanaba amabini, oluqulathe iimodyuli ezininzi zebhetri eziqhagamshelwe kuthotho ngokuphuma kwebhokisi yolawulo lwevoltage ephezulu, uluhlu lwamandla ombane ngokubanzi luyi-85 ~ 600V, imveliso yeqela lebhetri iqhagamshelwe kwi-inverter, ngeyunithi yeDC-DC. ngaphakathi kwi-inverter, kunye nemveliso ye-DC evela kwi-PV MPPT idityaniswe kwibha yebhasi, kwaye ekugqibeleni Ukukhutshwa kweqela lebhetri kuxhunyiwe kwi-inverter, kunye neyunithi ye-DC-DC ngaphakathi kwe-inverter idibene kunye Imveliso ye-DC ye-PV MPPT kwi-busbar, kwaye ekugqibeleni iguqulelwe kumandla e-AC ngokusebenzisa i-inverter output kwaye ixhunywe kwigridi. [Isixokelelwano seSolar soMbane waMandla oMbane oPhezulu eKhaya] Imiba ephambili yeNkqubo yeBattery yeSolar yeKhaya eliPhezulu: Ukuze ugweme ukusebenzisa iibhetshi ezahlukeneyo zeemodyuli zebhetri ngokulandelelana ngokuthe ngqo, ulawulo olungqongqo lwebhetshi kufuneka lwenziwe kwimveliso, ukuthunyelwa, indawo yokugcina impahla kunye nofakelo, olufuna izinto ezininzi zoluntu kunye nezinto eziphathekayo, kwaye inkqubo iya kuba yindinisa kakhulu kwaye inzima, kwaye izisa iingxaki kulungiselelo lwesitokhwe sabathengi. Ukongeza, ukuzisebenzisa kwebhetri kunye nokubola kwamandla kubangela ukuba umahluko phakathi kweemodyuli zandiswe, kwaye inkqubo eqhelekileyo kufuneka ihlolwe ngaphambi kokufakwa, kwaye ukuba umahluko phakathi kweemodyuli mkhulu, ifuna kwakhona ukuzaliswa ngesandla, okuyixesha- idla kwaye inzima kakhulu. Ukungahambelani koMmandla webhetri: Ilahleko yesakhono ngenxa yoMahluko kwiiModyuli zebhetri 1. I-Low-voltage ye-Low-voltage yokuHlala yeBattery System Parallel Mismatch Ngokwemveliibhetri yelanga yokuhlalainebhetri ye-48V / 51.2V, enokwandiswa ngokudibanisa iipakethi ezininzi zebhetri ezifanayo ngokuhambelanayo. Ngenxa yokungafani kweeseli, iimodyuli kunye ne-wiring harness, ukutshaja / ukukhutshwa kwangoku kweebhetri ezinokumelana okuphezulu kwangaphakathi kuphantsi, ngelixa ukutshaja / ukuchithwa kwangoku kweebhetri ezinokumelana okuphantsi kwangaphakathi kuphezulu, kwaye ezinye iibhetri azikwazi ukuhlawulwa ngokupheleleyo / ukukhutshwa. ixesha elide, nto leyo ekhokelela ekulahlekelweni komthamo wenkqubo yebhetri yokuhlala. [EKhaya 48V yeSolar System Parallel Mismatch Schematic] 2. High Voltage zokuhlala Solar Ibhetri Storage System Series Mismatch Uluhlu lwamandla ombane weenkqubo zebhetri zombane ophezulu wokugcinwa kwamandla okuhlala ngokuqhelekileyo ukusuka kwi-85 ukuya kwi-600V, kwaye ukwandiswa komthamo kufezekiswa ngokudibanisa iimodyuli ezininzi zebhetri kuthotho. Ngokweempawu zesekethe yochungechunge, umrhumo / ukukhutshwa kwangoku kwimodyuli nganye iyafana, kodwa ngenxa yokwahlukana komthamo wemodyuli, ibhetri enomthamo omncinci izaliswe / ikhutshwe kuqala, okubangelwa ukuba ezinye iimodyuli zebhetri azikwazi ukuzaliswa / ikhutshwe ixesha elide kwaye iimbumba zebhetri zinokulahleka komthamo. [Ikhaya lombane oPhezulu weNkqubo yeSolar eParallel iDiyagram] ULondolozo lweSistim yeBattery yeSolar yeKhaya: Ubuchwephesha obuphezulu kunye neendleko Ukuze kuqinisekiswe ukusebenza okuthembekileyo nokukhuselekileyo kwenkqubo yokugcina ibhetri yelanga yokuhlala, ukugcinwa kakuhle yenye yamanyathelo asebenzayo. Nangona kunjalo, ngenxa yolwakhiwo oluntsonkothileyo lwenkqubo yebhetri yendawo yokuhlala enevoltage ephezulu kunye nenqanaba eliphezulu lobuchwephesha elifunekayo ekusebenzeni nasekulondolozweni kwabasebenzi, ulondolozo luhlala lunzima kwaye ludla ixesha ngexesha lokusetyenziswa kwenkqubo, ngakumbi ngenxa yezi zizathu zimbini zilandelayo. . ① Ukugcinwa kwamaxesha ngamaxesha, kufuneka unikeze ipakethi yebhetri yokulinganisa kweSOC, ukulinganisa umthamo okanye uhlolo oluphambili lwesekethe, njl. ② Xa imodyuli yebhetri ingaqhelekanga, ibhetri ye-lithium yesiqhelo ayinayo umsebenzi wokulinganisa ngokuzenzekelayo, ofuna abasebenzi bokulondoloza ukuba baye kwindawo yokuzaliswa ngesandla kwaye abanako ukuphendula ngokukhawuleza kwiimfuno zabathengi. ③ Kwiintsapho ezihlala kwiindawo ezikude, kuya kuxabisa ixesha elininzi ukujonga nokulungisa ibhetri xa ingaqhelekanga. Ukusetyenziswa okuDityanisiweyo kweebhetri eziDala kunye neziNtsha: Ukukhawulezisa ukuguga kwebhetri eNtsha kunye nokungafani koMmandla Ukwenzela iIbhetri yeSolar yasekhayaInkqubo, iibhetri ze-lithium ezindala kunye nentsha zixutywe, kwaye umehluko ekuchaseni kwangaphakathi kweebhetri mkhulu, okuya kubangela ukuba kube lula ukujikeleza kunye nokunyusa izinga lokushisa kweebhetri kunye nokukhawulezisa ukuguga kweebhetri ezintsha. Kwimeko yenkqubo yebhetri ye-high-voltage, iimodyuli ezintsha kunye nezidala zebhetri zixutywe kuthotho, kwaye ngenxa yesiphumo sombhobho, imodyuli entsha yebhetri ingasetyenziswa kuphela kunye nomthamo wemodyuli yebhetri endala, kunye neqela lebhetri. ukungafani komthamo omkhulu. Ngokomzekelo, umthamo okhoyo wemodyuli entsha yi-100Ah, umthamo okhoyo wemodyuli endala ngu-90Ah, ukuba zixutywe, iqoqo lebhetri lingasebenzisa kuphela umthamo we-90Ah. Isishwankathelo, ngokuqhelekileyo akukhuthazwa ukusebenzisa ibhetri ye-lithium endala kunye nentsha ngokuthe ngqo kuthotho okanye ngokuhambelanayo. Kwiimeko zofakelo ezidlulileyo ze-BSLBATT, sihlala sidibana nokuba abathengi baya kuqala bathenge ezinye iibhetri zovavanyo lwenkqubo yokugcina amandla ekhaya okanye uvavanyo lokuqala lweebhetri zendawo yokuhlala, kwaye xa umgangatho weebhetri uhlangabezana nolindelo lwabo, baya kukhetha ukongeza iibhetri ezingaphezulu ukuhlangabezana nazo. Iimfuno zokwenyani zesicelo kwaye usebenzise iibhetri ezintsha ngokuhambelana ngokuthe ngqo nezindala, eziya kubangela ukusebenza okungaqhelekanga kwebhetri ye-BSLBATT emsebenzini, njengebhetri entsha ayikaze ihlawuliswe ngokupheleleyo kwaye ikhutshwe, ikhawulezisa ukuguga kwebhetri! Ke ngoko, sihlala sicebisa abathengi ukuba bathenge inkqubo yokugcina ibhetri yendawo yokuhlala enenani elaneleyo leebhetri ngokweemfuno zabo zamandla, ukunqanda ukuxuba iibhetri ezindala kunye ezintsha kamva.


Ixesha lokuposa: May-08-2024