I-DC noma i-AC Coupled Battery Storage? Kufanele Unqume Kanjani?

Ngesidingo esikhulayo samabhethri okugcina amandla asekhaya, ukukhethwa kwesistimu yokugcina amandla elanga sekuyikhanda elikhulu kakhulu. Uma ufuna ukubuyisela futhi uthuthukise isistimu yakho yamandla elanga ekhona, okuyisixazululo esihle,Isistimu yokugcina ibhethri ehlanganisiwe ye-AC noma isistimu yokugcina ibhethri ehlanganiswe ne-DC? Ngaphambi kokuphendula lo mbuzo, sidinga ukukuyisa ukuze uqonde ukuthi iyini isistimu yokugcina ibhethri ehlanganisiwe ye-AC, iyini isistimu yokugcina ibhethri ehlanganiswe ne-DC, futhi imuphi umehluko obalulekile phakathi kwazo? Ngokuvamile lokhu esikubiza ngokuthi i-DC, kusho i-direct current, ama-electron ageleza aqonde, asuka kuphozithivu aye kokunegethivu; I-AC imele i-alternating current, ehlukile ku-DC, isiqondiso sayo sishintsha ngokuhamba kwesikhathi, i-AC ingakwazi ukudlulisa amandla ngendlela ephumelela kakhudlwana, ngakho iyasebenza ekuphileni kwethu kwansuku zonke ezintweni zikagesi zasendlini. Ugesi okhiqizwa ngamaphaneli elanga e-photovoltaic ngokuyisisekelo yi-DC, futhi amandla nawo agcinwe ngendlela ye-DC ohlelweni lokugcina amandla elanga. Iyini i-AC Coupled Battery Storage System? Manje siyazi ukuthi amasistimu e-photovoltaic akhiqiza ugesi we-DC, kodwa sidinga ukuwuguqulela kugesi we-AC wezinto zikagesi zentengiso nezasekhaya, futhi kulapho amasistimu ebhethri ahlanganiswe ne-AC abalulekile. Uma usebenzisa isistimu ehlanganisiwe ye-AC, kuzomele wengeze uhlelo olusha lwe-hybrid inverter phakathi kwesistimu yebhethri yelanga namaphaneli elanga. Isistimu ye-inverter ye-hybrid ingasekela ukuguqulwa kwamandla e-DC kanye ne-AC kusuka kumabhethri elanga, ngakho-ke ama-solar panel akudingeki axhunywe ngqo kumabhethri okugcina, kodwa okokuqala thintana ne-inverter exhunywe kumabhethri. Lusebenza Kanjani Uhlelo Lwesitoreji Sebhethri Elihlanganiswe ne-AC? I-AC coupling iyasebenza: Iqukethe uhlelo lokuphakela amandla e-PV kanye ne-auhlelo lokunikezela amandla ebhethri. Uhlelo lwe-photovoltaic luqukethe i-photovoltaic array kanye ne-inverter exhunywe kugridi; uhlelo lokugcina amandla elanga luqukethe ibhange lebhethri kanye ne-bi-directional inverter. Lezi zinhlelo ezimbili zingasebenza ngokuzimela ngaphandle kokuphazamisana noma zingahlukaniswa kugridi ukuze zakhe isistimu yegridi encane. Ohlelweni oluhlanganisiwe lwe-AC, amandla elanga e-DC ageleza esuka kumaphaneli elanga aye ku-inverter yelanga, eyiguqulela kumandla we-AC. Amandla e-AC angabe esegeleza aye ezintweni zakho zikagesi zasekhaya, noma kwesinye isiguquli esiwaguqulela kumandla e-DC ukuze agcinwe ohlelweni lwebhethri. Ngesistimu ehlanganiswe ne-AC, noma imuphi ugesi ogcinwe ebhethrini udinga ukuhlehliswa izikhathi ezintathu ezihlukene ukuze usetshenziswe ekhaya lakho - kanye ukusuka kuphaneli ukuya ku-inverter, futhi usuka ku-inverter uye ebhethrini lokugcina, futhi ekugcineni usuka ebhethrini lokugcina. ezintweni zakho zikagesi zasendlini. Yiziphi I-Cons kanye Nezinzuzo Zesistimu Yesitoreji Sebhethri ehlanganiswe ne-AC? Ububi: Ukusebenza kahle kokuguqulwa kwamandla aphansi. Uma kuqhathaniswa namabhethri ahlanganiswe ne-DC, inqubo yokuthola amandla kuphaneli ye-PV kuya esitsheni sakho sasekhaya ihlanganisa izinqubo ezintathu zokuguqula, ngakho-ke amandla amaningi alahleka kule nqubo. Izinzuzo: Ubulula, uma usuvele unesistimu yamandla elanga, khona-ke amabhethri ahlanganiswe ne-AC kulula ukuwafaka ohlelweni olukhona, akudingekile ukuba wenze izinguquko, futhi anokuhambisana okuphezulu, ungasebenzisa amaphaneli elanga ukushaja amabhethri elanga. kanye negridi, okusho ukuthi usengathola isipele samandla kugridi lapho amaphaneli akho elanga engawakhiqizi amandla. Iyini Isistimu Yesitoreji Sebhethri ehlanganiswe ne-DC? Ngokungafani nezinhlelo zokugcina eziseceleni kwe-AC, izinhlelo zokugcina ze-DC zihlanganisa amandla elanga kanye ne-inverter yebhethri. Amabhethri elanga angaxhunywa ngokuqondile kumaphaneli e-PV, futhi amandla avela ohlelweni lwebhethri yesitoreji abe esedluliselwa kumishini ngayinye yasendlini nge-inverter eyi-hybrid, okuqeda isidingo semishini eyengeziwe phakathi kwamaphaneli elanga namabhethri okugcina. Lusebenza Kanjani Uhlelo Lwesitoreji Sebhethri elihlanganiswe ne-DC? Umgomo wokusebenza wokuhlanganisa i-DC: uma uhlelo lwe-PV lusebenza, isilawuli se-MPPT sisetshenziselwa ukushaja ibhethri; uma kunesidingo esivela kumthwalo kagesi, ibhethri yesitoreji samandla sasekhaya izokhipha amandla, futhi usayizi wamanje unqunywa umthwalo. Isistimu yokugcina amandla ixhunywe kugridi, uma umthwalo umncane futhi ibhethri yesitoreji igcwele, uhlelo lwe-PV lunganikeza amandla kugridi. Uma amandla okulayisha emakhulu kunamandla we-PV, igridi ne-PV zinganikeza amandla emthwalweni ngesikhathi esifanayo. Ngoba kokubili amandla e-PV namandla okulayisha awazinzile, athembele kubhethri ukuze alinganise amandla esistimu. Ohlelweni lokugcina oluhlanganiswe ne-DC, amandla elanga e-DC ageleza asuka kuphaneli ye-PV aye kusistimu yebhethri yesitoreji sasekhaya, ebese eguqula amandla e-DC abe amandla e-AC ezinto zikagesi zasekhaya ngokusebenzisainverter yelanga eyi-hybrid. Ngokuphambene, amabhethri elanga ahlanganiswe ne-DC adinga ukuguqulwa kwamandla okukodwa esikhundleni samathathu. Isebenzisa amandla e-DC asuka kuphaneli yelanga ukushaja ibhethri. Yiziphi I-Cons kanye Nezinzuzo Zezinhlelo Zokugcina Ibhethri ezihlanganiswe ne-DC? Ububi:Amabhethri ahlanganiswe ne-DC anzima kakhulu ukuwafaka, ikakhulukazi ukubuyisela kabusha amasistimu kagesi welanga akhona, futhi wena ibhethri lakho elithengiwe nesistimu ye-inverter udinga ukuxhumana ngendlela efanele ukuze uqiniseke ukuthi ayashaja futhi akhipha ngamanani wokuphindaphinda abawalwelayo. Okuhle:Uhlelo lusebenza kahle kakhulu ekuguquleni, lunenqubo yokuguqula eyodwa kuphela ye-DC ne-AC kuyo yonke indawo, kanye nokulahlekelwa kwamandla okuphansi. Futhi ifaneleka kakhulu kumasistimu elanga asanda kufakwa. Amasistimu ahlanganiswe ne-DC adinga amamojula elanga ambalwa futhi angena ezindaweni ezihlangene zokufaka. I-AC Coupled vs DC Coupled Battery Storage, Ungakhetha Kanjani? Kokubili i-DC coupling kanye ne-AC coupling kuyizinhlelo ezivuthiwe okwamanje, ngayinye inezinzuzo zayo kanye nokubi, ngokusho kwezinhlelo zokusebenza ezahlukene, khetha uhlelo olufanele kakhulu, okulandelayo ukuqhathanisa izinhlelo ezimbili. 1, Ukuqhathaniswa kwezindleko Ukuhlanganiswa kwe-DC kufaka phakathi isilawuli, i-inverter yezindlela ezimbili kanye ne-switch switching, i-AC coupling ihlanganisa i-inverter exhunywe kugridi, i-inverter yezindlela ezimbili kanye nekhabhinethi yokusabalalisa, kusukela endaweni yezindleko zokubuka, isilawuli ishibhile kune-inverter exhunywe kugridi, ukushintsha ukushintsha futhi ishibhile kunekhabhinethi yokusabalalisa, uhlelo lokuhlanganisa lwe-DC lungenziwa futhi ku-inverter yokulawula edidiyelwe, izindleko zemishini kanye nezindleko zokufaka zingagcinwa, ngakho-ke uhlelo lokuhlanganisa lwe-DC kunohlelo lokuhlanganisa i-AC Izindleko ziphansi kancane kunohlelo lokuhlanganisa lwe-AC. . 2. Ukuqhathaniswa kokusebenza Isistimu yokuhlanganisa ye-DC, isilawuli, ibhethri ne-inverter ziyi-serial, uxhumano luqinile, kodwa aluguquguquki kancane. Kusistimu ehlanganisiwe ye-AC, isiguquli esixhunywe kugridi, ibhethri nesiguquli se-bi-directional kuyafana, futhi ukuxhumana akuqinile, kodwa ukuguquguquka kungcono. Uma ohlelweni lwe-PV olufakiwe, kuyadingeka ukwengeza uhlelo lokugcina amandla, kungcono ukusebenzisa ukuhlanganisa kwe-AC, inqobo nje uma ibhethri ne-bi-directional converter yengezwa, akuthinti uhlelo lwe-PV yasekuqaleni, kanye nomklamo. yesistimu yokugcina amandla empeleni ayihlobene ngqo nohlelo lwe-PV, inganqunywa ngokuya ngesidingo. Uma kuwuhlelo olusanda kufakwa lwe-off-grid, i-PV, ibhethri, i-inverter yakhelwe ngokwamandla omthwalo womsebenzisi nokusetshenziswa kwamandla, ne-DC coupling system ifaneleka kakhulu. Kodwa amandla esistimu yokuhlanganisa i-DC mancane uma kuqhathaniswa, ngokuvamile angaphansi kuka-500kW, bese isistimu enkulu enokuhlanganiswa kwe-AC ingukulawula okungcono. 3, Ukusebenza kahle ukuqhathanisa Kusukela ekusebenzeni kahle kokusetshenziswa kwe-PV, lezi zinhlelo ezimbili zinezici zazo, uma umthwalo wasemini womsebenzisi ungaphezulu, uncane ebusuku, ngokuxhumanisa kwe-AC kungcono, amamojula we-PV ngokusebenzisa i-inverter exhunywe kugridi ngqo kumandla okulayisha, ukusebenza kahle ifinyelele ngaphezu kwama-96%. Uma umsebenzisi enomthwalo omncane emini nangaphezulu ebusuku, amandla e-PV adinga ukugcinwa emini futhi asetshenziswe ebusuku, kungcono ukusebenzisa i-DC coupling, imojula ye-PV igcina ugesi ebhethri ngesilawuli, ukusebenza kahle kungafinyelela ngaphezu kwama-95%, uma kuyi-AC coupling, i-PV kuqala kufanele iguqulwe ibe amandla e-AC ngokusebenzisa i-inverter, bese ibe amandla e-DC ngokusebenzisa isiguquli sezindlela ezimbili, ukusebenza kahle kuzokwehla cishe ku-90%. Ukufingqa ukuthi isistimu yokugcina ibhethri ye-DC noma ye-AC ingcono kuwe kuncike ezintweni ezimbalwa, njenge ● Ingabe isistimu esanda kuhlelwa noma i-retrofit yokugcina? ● Ingabe ukuxhumana okufanele kushiywe kuvuliwe lapho kufakwa isistimu ekhona? ● Isistimu yakho inkulu/inamandla kangakanani, noma ufuna ibe nkulu kangakanani? ● Ingabe ufuna ukugcina ukuguquguquka futhi ukwazi ukusebenzisa isistimu ngaphandle kwesistimu yokugcina amabhethri elanga? Sebenzisa Amabhethri Elanga Lasekhaya ukuze Ukhulise Ukuzisebenzisela Wena Kokubili ukucushwa kwesistimu yebhethri yelanga kungasetshenziswa njengamandla ayisipele kanye namasistimu angaphandle kwegridi, kodwa uzodinga isiguquli esiklanyelwe ukusebenza sodwa. Kungakhathaliseki ukuthi ukhetha isistimu yokugcina ibhethri ye-DC noma isistimu yokugcina ibhethri ye-AC, ungakwazi ukwandisa ukusetshenziswa kwakho kwe-PV. Ngesistimu yebhethri yelanga lasekhaya, ungasebenzisa amandla elanga asevele esekelwe ohlelweni ngisho noma kungenakukhanya kwelanga, okusho ukuthi awugcini nje ngokuba nokuguquguquka okwengeziwe ngesikhathi sokusebenzisa kwakho ugesi, kodwa futhi nokuncika kancane kugridi yomphakathi. kanye nokukhuphuka kwamanani emakethe. Ngenxa yalokho, ungakwazi ukunciphisa isikweletu sakho sikagesi ngokwandisa iphesenti lakho lokusebenzisa wena ngokwakho. Ingabe futhi ucabangela isistimu yelanga enesitoreji sebhethri ye-lithium-ion? Thola ukubonisana kwamahhala namuhla. NgoI-BSLBATT LITHIUM, sigxila kakhulu kukhwalithi ngakho-ke sisebenzisa amamojula aphezulu kuphela avela phezuluAbakhiqizi bebhethri ye-LiFePo4njenge-BYD noma i-CATL. Njengomkhiqizi wamabhethri asekhaya, sizothola isisombululo esifanele sesistimu yakho yokugcina ibhethri ye-AC noma ye-DC.