Ngemfuno ekhulayo yeebhetri zokugcina amandla ekhaya, ukhetho lwenkqubo yokugcina amandla elanga ibe yeyona ntloko inkulu. Ukuba ufuna ukubuyisela kunye nokuphucula inkqubo yakho yamandla elanga ekhoyo, esisisombululo esihle,Inkqubo yokugcina ibhetri edityanisiweyo ye-AC okanye inkqubo yokugcina ibhetri edityanisiweyo yeDC? Phambi kokuba siphendule lo mbuzo, kufuneka sikuthathe uqonde ukuba yintoni inkqubo yokugcina ibhetri edityanisiweyo ye-AC, yintoni inkqubo yokugcina ibhetri edityanisiweyo yeDC, kwaye yintoni umahluko obalulekileyo phakathi kwazo? Ngokuqhelekileyo into esiyibiza ngokuba yi-DC, ithetha umsinga othe ngqo, ii-electron zihamba ngokuthe tye, zisuka kwi-positive ukuya kwi-negative; I-AC imele i-alternating current, eyahlukileyo kwi-DC, i-directional yayo iyatshintsha ngokuhamba kwexesha, i-AC inokuhambisa amandla ngokufanelekileyo, ngoko iyasebenza kubomi bethu bemihla ngemihla kwizixhobo zendlu. Umbane oveliswa ngeepaneli zelanga ze-photovoltaic ziyi-DC ngokusisiseko, kwaye amandla nawo agcinwe ngendlela ye-DC kwinkqubo yokugcina amandla elanga. 
Yintoni iNkqubo yokuGcina ibhetri ye-AC? Ngoku siyazi ukuba iinkqubo ze-photovoltaic zivelisa umbane we-DC, kodwa kufuneka siguqulele kumbane we-AC kwizixhobo zorhwebo kunye nekhaya, kwaye kulapho iinkqubo zebhetri ezidibeneyo ze-AC zibalulekile. Ukuba usebenzisa inkqubo edibeneyo ye-AC, ngoko kufuneka ungeze inkqubo entsha ye-inverter ye-hybrid phakathi kwenkqubo yebhetri yelanga kunye neepaneli zelanga. Inkqubo ye-inverter ye-hybrid inokuxhasa ukuguqulwa kwe-DC kunye ne-AC amandla avela kwiibhetri zelanga, ngoko ke iipaneli zelanga akufanele zidibaniswe ngokuthe ngqo kwiibhetri zokugcina, kodwa kuqala uqhagamshelane ne-inverter exhunywe kwiibhetri. 
Isebenza Njani Isixokelelwano sokuGcina ibhetri esidityanisiweyo se-AC? I-AC coupling isebenza: Iqulethe inkqubo yonikezelo lwamandla e-PV kunye ne-ainkqubo yonikezelo lwamandla ebhetri. Inkqubo ye-photovoltaic iqukethe i-photovoltaic array kunye ne-inverter edibeneyo yegridi; inkqubo yokugcina amandla elanga iquka ibhanki yebhetri kunye ne-bi-directional inverter. Ezi nkqubo zimbini zinokusebenza ngokuzimeleyo ngaphandle kokuphazamisana okanye zinokwahlulwa kwigridi ukuze zenze inkqubo yegridi encinci. Kwinkqubo edibeneyo ye-AC, amandla elanga e-DC aphuma kwiipaneli zelanga ukuya kwi-inverter yelanga, eyiguqulela kumandla e-AC. Amandla e-AC anokuthi emva koko aqukuqelele kwisixhobo sakho sasekhaya, okanye kwesinye isiguquli esiwaguqula abuyele kumandla eDC ukuze agcinwe kwinkqubo yebhetri. Ngenkqubo edibeneyo ye-AC, nawuphi na umbane ogcinwe kwibhetri kufuneka uguqulwe ngamaxesha amathathu ahlukeneyo ukuba usetyenziswe kwikhaya lakho - kanye ukusuka kwipaneli ukuya kwi-inverter, kwakhona ukusuka kwi-inverter ukuya kwibhetri yokugcina, kwaye ekugqibeleni kwibhetri yokugcina. kwizixhobo zakho zombane. Zeziphi ii-Cons kunye neePros ze-AC-coupled Battery Storage Systems? Ububi: Ukusebenza kokuguqulwa kwamandla aphantsi. Xa kuthelekiswa neebhetri ezidityanisiweyo zeDC, inkqubo yokufumana amandla kwipaneli yePV ukuya kwisixhobo sakho sasekhaya ibandakanya iinkqubo ezintathu zokuguqula, ngoko ke amandla amaninzi alahlekileyo kwinkqubo. IiPros: Ubulula, ukuba sele unenkqubo yamandla elanga, ke iibhetri ezidityanisiweyo ze-AC kulula ukuzifaka kwinkqubo esele ikhona, akufuneki wenze naluphi na utshintsho, kwaye zinokuhambelana okuphezulu, ungasebenzisa iipaneli zelanga ukutshaja iibhetri zelanga. kunye negridi, okuthetha ukuba usenokufumana ugcino lwamandla kwigridi xa iiphaneli zakho zelanga zingavelisi amandla. Yintoni iNkqubo yokuGcina ibhetri edityanisiweyo yeDC? Ngokungafaniyo neenkqubo zokugcina kwicala le-AC, iinkqubo zokugcina ze-DC zidibanisa amandla elanga kunye ne-inverter yebhetri. Iibhetri zelanga zinokudityaniswa ngokuthe ngqo kwiipaneli ze-PV, kwaye amandla avela kwisistim sebhetri yokugcina emva koko adluliselwe kwizixhobo zasekhaya zomntu ngamnye nge-inverter ye-hybrid, ukuphelisa isidingo sezixhobo ezongezelelweyo phakathi kweepaneli zelanga kunye neebhetri zokugcina. 
Isebenza Njani Inkqubo Yokugcinwa Kwebhetri edityanisiweyo yeDC? Umgaqo wokusebenza we-DC coupling: xa inkqubo ye-PV isebenza, umlawuli weMPPT usetyenziselwa ukuhlawula ibhetri; xa kukho imfuno evela kumthwalo wesixhobo, ibhetri yokugcina amandla ekhaya iya kukhulula amandla, kwaye ubungakanani bangoku bunqunywe ngumthwalo. Inkqubo yokugcina amandla ixhunyiwe kwigridi, ukuba umthwalo uncinci kwaye ibhetri yokugcina igcwele, inkqubo ye-PV inokubonelela ngamandla kwigridi. Xa amandla omthwalo mkhulu kune-PV amandla, igridi kunye ne-PV inokubonelela amandla kumthwalo ngexesha elifanayo. Ngenxa yokuba zombini amandla e-PV kunye namandla omthwalo azinzile, baxhomekeke kwibhetri ukulinganisa amandla enkqubo. Kwinkqubo yokugcina edityanisiweyo ye-DC, amandla elanga e-DC aqukuqela ngokuthe ngqo kwiphaneli yePV ukuya kwinkqubo yebhetri yokugcina ikhaya, ethi ke iguqule amandla eDC kumandla e-AC kwizixhobo zasekhaya ngokusebenzisai-hybrid solar inverter. Ngokwahlukileyo, iibhetri zesolar ezidityanisiweyo ze-DC zifuna ukuguqulwa kwamandla omnye kuphela endaweni yesithathu. Isebenzisa amandla e-DC asuka kwiphaneli yelanga ukuhlawula ibhetri. Zeziphi ii-Cons kunye neePros ze-DC-zidityaniswe neBattery Storage Systems? Ububi:Iibhetri ezidityanisiweyo ze-DC zinzima kakhulu ukuzifaka, ngakumbi ukubuyisela kwakhona iinkqubo ezikhoyo zamandla elanga, kwaye wena ibhetri yakho yokugcina ethengiweyo kunye neenkqubo ze-inverter kufuneka uqhagamshelane ngokuchanekileyo ukuqinisekisa ukuba zihlawulisa kwaye zikhuphe kwiintlawulo zokuphindaphinda abazama ngazo. IiPros:Inkqubo inokuguqulwa okusebenzayo okuphezulu, kunye nenkqubo yokuguqulwa kwe-DC kunye ne-AC kuphela, kunye nokulahlekelwa kwamandla aphantsi. Kwaye ifaneleke ngakumbi kwiinkqubo zelanga ezisanda kufakwa. Iisistim ezidityanisiweyo ze-DC zifuna iimodyuli ezimbalwa zelanga kwaye zingene kwiindawo zokufakela ezixineneyo. I-AC Idityaniswe ne-DC eDityanisiweyo yoGcino lwebhetri, Ukukhetha njani? Zombini i-DC coupling kunye ne-AC coupling ziyiprogram ezivuthiweyo ngoku, nganye ineenzuzo zayo kunye nokungalunganga, ngokwezicelo ezahlukeneyo, khetha eyona nkqubo ifanelekileyo, oku kulandelayo kuthelekiso lweenkqubo ezimbini. 1, Uthelekiso lweendleko Ukudibanisa kwe-DC kubandakanya umlawuli, i-inverter yeendlela ezimbini kunye nokutshintsha ukutshintsha, ukudibanisa kwe-AC kubandakanya i-inverter edibeneyo yegridi, i-inverter yeendlela ezimbini kunye nekhabhinethi yokusabalalisa, ukusuka kwindawo yeendleko zokujonga, umlawuli ungabizi kakhulu kune-inverter edibeneyo yegridi, ukutshintsha ukutshintsha kwakhona zitshiphu ngaphezu kwekhabhinethi yokuhambisa, inkqubo yokudibanisa i-DC ingenziwa kwakhona kwi-inverter yokulawula edibeneyo, iindleko zezixhobo kunye neendleko zofakelo zingagcinwa, ngoko ke inkqubo yokudibanisa i-DC kunenkqubo yokudibanisa i-AC Ixabiso lingaphantsi kancinci kunenkqubo yokudibanisa i-AC . 2. Ukusetyenziswa kothelekiso Inkqubo yokudibanisa i-DC, umlawuli, ibhetri kunye ne-inverter ziyi-serial, uxhulumaniso luqina, kodwa luncinci. Kwinkqubo edibeneyo ye-AC, i-inverter edibeneyo yegridi, ibhetri kunye ne-bi-directional converter zihambelana, kwaye uxhumano aluqinanga, kodwa ukuguquguquka kungcono. Ukuba kwinkqubo ye-PV efakiweyo, kuyimfuneko ukongeza inkqubo yokugcina amandla, kungcono ukusebenzisa i-AC coupling, nje ukuba ibhetri kunye ne-bi-directional converter yongezwa, ayichaphazeli inkqubo ye-PV yokuqala, kunye noyilo. yenkqubo yokugcina amandla ngokomgaqo ayinxulumananga ngokuthe ngqo nenkqubo yePV, inokumiselwa ngokwemfuno. Ukuba yinkqubo esanda kufakwa ye-off-grid system, i-PV, ibhetri, i-inverter yenzelwe ngokuhambelana nomthwalo womthwalo womsebenzisi kunye nokusetyenziswa kwamandla, kunye nenkqubo yokudibanisa i-DC ifanelekile ngakumbi. Kodwa amandla enkqubo yokudibanisa i-DC mancinci ngokwentelekiso, ngokubanzi angaphantsi kwe-500kW, kwaye ke inkqubo enkulu kunye nokudibanisa kwe-AC lulawulo olungcono. 3, Ukuthelekisa ukusebenza Ukusuka kwi-PV yokusetyenziswa kakuhle, ezi nkqubo zimbini zineempawu zazo, ukuba umthwalo wemini yomsebenzisi ungaphezulu, ngaphantsi ebusuku, kunye nokudibanisa kwe-AC kungcono, iimodyuli ze-PV ngokusebenzisa i-inverter edibeneyo yegridi ngokuthe ngqo kumbane wombane, ukusebenza kakuhle ukufikelela ngaphezulu kwama-96%. Ukuba umsebenzisi unomthwalo omncinci emini nangaphezulu ebusuku, amandla e-PV kufuneka agcinwe emini kwaye asetyenziswe ebusuku, kungcono ukusebenzisa i-DC coupling, imodyuli ye-PV igcina umbane kwibhetri ngokusebenzisa umlawuli, ukusebenza kakuhle kunokufikelela ngaphezu kwe-95%, ukuba i-AC coupling, i-PV kuqala kufuneka iguqulwe ibe yi-AC amandla ngokusebenzisa i-inverter, kwaye ibe ngamandla e-DC ngokusebenzisa umguquli weendlela ezimbini, ukusebenza kakuhle kuya kuhla ukuya malunga ne-90%. 
Ukushwankathela ukuba inkqubo yokugcina ibhetri ye-DC okanye ye-AC ingcono kuwe kuxhomekeke kwizinto ezininzi, ezifana ● Ngaba sisixokelelwano esandula ukucwangciswa okanye sibuyisela umva? ● Ngaba uqhagamshelo olululo lushiywe luvuliwe xa kufakwa isixokelelwano esele sikhona? ● Ingakanani/inamandla kangakanani inkqubo yakho, okanye ufuna ibe nkulu kangakanani? ● Ngaba ufuna ukugcina ukuguquguquka kwaye ukwazi ukuqhuba inkqubo ngaphandle kwenkqubo yokugcina iibhetri zelanga? Sebenzisa iibhetri zeSolar zasekhaya ukunyusa ukuzisebenzisa ngokwakho Zombini ulungelelwaniso lwenkqubo yebhetri yelanga lunokusetyenziswa njengamandla ogcino kunye neenkqubo ezingaphandle kwegridi, kodwa uya kufuna inverter eyenzelwe ukusebenza kodwa. Nokuba ukhetha inkqubo yokugcina ibhetri ye-DC okanye inkqubo yokugcina ibhetri ye-AC, unokonyusa usetyenziso lwakho lwe-PV. Ngenkqubo yebhetri yelanga yasekhaya, ungasebenzisa amandla elanga asele exhaswe kwinkqubo nokuba akukho kukhanya kwelanga, oku kuthetha ukuba awunakuguquguquka ngakumbi kwixesha lokusetyenziswa kombane wakho, kodwa kunye nokuxhomekeka okuncinci kwigridi yoluntu. kunye nokunyuka kwamaxabiso emarike. Ngenxa yoko, unokunciphisa ityala lakho lombane ngokunyusa ipesenti yakho yokuzisebenzisa ngokwakho. Ngaba ucinga kwakhona inkqubo yelanga kunye nokugcinwa kwebhetri ye-lithium-ion? Fumana uthethwano simahla namhlanje. NgeBSLBATT LITHIUM, sigxininisa ngakumbi kumgangatho kwaye ngoko ke sisebenzisa iimodyuli eziphezulu kuphela ukusuka phezuluAbavelisi bebhetri yeLiFePo4njenge BYD okanye CATL. Njengomvelisi weebhetri zasekhaya, siya kufumana isisombululo esifanelekileyo se-AC okanye inkqubo yokugcina ibhetri ye-DC.
Ixesha lokuposa: May-08-2024