Njengoba izidingo zamandla zikhuphuka futhi ukuthembeka kwegridi kuncipha, izixazululo zebhethri lelanga elingaphandle kwegridi zishintsha indlela amaphrojekthi akude afinyelela ngayo amandla. Kubathengisi be-solar ngobuningi, abafaki, abasabalalisi, kanye nabakhi be-EPC, ukuqonda ukuthi izinhlelo zokugcina amandla ebhethri (i-BESS) zisebenza kanjani ngokuzimela kusuka kugridi kubalulekile ekukhuleni ziye ezimakethe ezintsha. Lo mhlahlandlela uphendula imibuzo ebalulekile mayelana ne-BESS engaphandle kwegridi futhi uqokomisa lokho abathengi be-B2B okumele bakuhlole.
Uhlelo Lokugcina Amandla Ebhethri Lusebenza Kanjani Ngaphandle Kwegridi?
I-BESS engaphandle kwegridi isebenza ngokuzimela kusuka kugridi yosizo. Ihlanganisa i-solar array ne-Ibhethri lelanga le-LiFePO4kanye ne-inverter ukwakha i-microgrid ezimele. Emini, amaphaneli elanga akhiqiza ugesi ukuze anikeze amandla futhi ashaje ibhethri. Ebusuku noma ngezikhathi zamafu, i-BESS ikhipha amandla agciniwe ukuze igcine amandla.
Kwabafaki, umehluko oyinhloko indima ye-inverter. Ama-inverter angaphandle kwegridi kumele aphathe imvamisa kanye ne-voltage ngokuzimela, futhi i-BMS eqinile (Uhlelo Lokuphatha Ibhethri) ibalulekile ukuvimbela ukukhishwa ngokweqile nokuqinisekisa ukuthi amaseli ebhethri ahlala elinganisiwe.
Kungani i-LiFePO4 Solar Battery Tech Ihola Amaphrojekthi Angaphandle Kwegridi
Ngezinhlelo zokusebenza zebhethri ezikude noma zezentengiselwano, ikhemistri ye-LiFePO4 iyindinganiso yemboni. Ngokungafani nezinye izindlela ze-lead-acid, amabhethri elanga e-LiFePO4 anikeza:
♠OkuphakemeUkujula Kokuphuma Komoya(DoD): Ukusetshenziswa okuphephile komthamo ofinyelela ku-80-90%.
♠Ukuphepha Okuphezulu: Ukuqina kokushisa okuhle kakhulu, okubalulekile ezindaweni ezingenabantu noma ezikude.
♠Impilo Yomjikelezo Omude: Imijikelezo engaphezu kuka-6,000, okunciphisa uhambo lokulungisa ezindaweni ezikude.
Uma behlola amaseli ebhethri, abathengi be-B2B kufanele bacele isitifiketi (UL, IEC, UN38.3) futhi baqinisekise ukuthi amaseli ebhethri ayafana nomthamo okhangisiwe kanye no-q.ubunjalo.
Ukuqonda Isitoreji Se-Solar Plus Kuzinhlelo Zokusebenza Ezingekho Kugridi
Umqondo weisitoreji selanga kanye ne-solarkubaluleke kakhulu ezimweni ezingaphandle kwegridi. Ngaphandle kwegridi njengesipele, amandla kumele aphathwe ngokucophelela. Uhlelo lokugcina amandla elanga luqinisekisa ukuthi ukukhiqizwa kwamandla elanga okweqile akuchithwa kodwa kugcinwe imithwalo ebalulekile njengesiqandisi, ezokuxhumana, noma ukupompa amanzi.
Kwabakhi be-EPC, ukuklama uhlelo olungaphandle kwegridi kudinga ukuhlaziywa komthwalo okunembile. Ukusebenzisa amayunithi e-ESS asebenza kahle kakhulu—ukuhlanganisa i-inverter,I-BMS, kanye nebhethri lelanga le-LiFePO4 lifakwe endaweni eyodwa ebiyelwe—kwenza kube lula ukufakwa futhi kunciphisa ubunzima bezintambo ezindaweni ezikude.
Yini Okufanele Abathengi be-B2B Bayibheke Ku-Off-Grid BESS?
Uma kuthengwa ibhethri lokugcina ilanga elingaphandle kwegridi, amaqembu okuthenga kufanele agxile kulokhu:
♣Ukuhlanganiswa Kwesistimu: Ingabe iphrothokholi yokuxhumana ye-BMS iyahambisana ne-inverter?
♣Isitifiketi: Ingabe uhlelo lunesitifiketi sebhethri esisebenzayo sokuphepha nokuthuthwa?
♣Ukusabalala: Ingabe uhlelo lungandiswa njengoba izidingo zamandla zikhula?
♣Ukuqina Kwemvelo: Ingabe amaseli ebhethri angakwazi ukumelana namazinga okushisa aphezulu kanye nomswakama?
Imibuzo Evame Ukubuzwa:
Umbuzo 1: Ingabe i-BESS ingasebenza ngokuphelele ngaphandle kwegridi?
A1: Yebo. Nge-solar array enobukhulu obufanele, i-inverter engaphandle kwegridi, kanye nebhethri lelanga le-LiFePO4, i-BESS ingasebenza ngokuzimela ngokuphelele, okwenza ifaneleke kakhulu emiphakathini ekude noma ezindaweni ezikude.
Umbuzo 2: Ingakanani isikhathi sokuphila sebhethri lokugcina ilanga elingaphandle kwegridi?
A2: Ibhethri lelanga le-LiFePO4 elisezingeni eliphezulu livame ukuhlala iminyaka eyi-10-15 noma imijikelezo engaphezu kuka-6,000. Ukuphila isikhathi eside kuncike kwikhwalithi ye-BMS, ukujula kokukhishwa, kanye nokushisa okuzungezile.
Q3: Ngingakhetha kanjani phakathi kwe-ESS ephelele kanye nezingxenye ezihlukene?
A3: I-ESS yonke ilungele ukufakwa okusheshayo nokugcinwa okulula, ikakhulukazi kumaphrojekthi ezindlu noma amancane ezentengiselwano. Izingxenye ezihlukene zinikeza ukuguquguquka okukhulu kokufakwa kwamabhethri amakhulu nayinkimbinkimbi ezentengiselwano.
Umbuzo 4: I-BMS iluvikela kanjani uhlelo olungaphandle kwegridi?
A4: I-BMS iqapha amaseli ebhethri ukuze ivimbele ukushaja ngokweqile, ukukhishwa okujulile, kanye nokushisa ngokweqile. Ezinhlelweni ezingaphandle kwegridi, kubalulekile ekugcineni ukuzinza kwesistimu lapho ukukhiqizwa kwelanga kushintshashintsha.
UMBUZO 5: Yiziphi izitifiketi ezibalulekile kwi-BESS engaphandle kwegridi?
A5: Funa i-UL 1973/9540, i-IEC 62619, i-CE, kanye ne-UN38.3. Lezi zitifiketi ziqinisekisa ukuthi uhlelo luhlangabezana nezidingo zokuphepha, ukusebenza, kanye nezokuthutha zokuthunyelwa emhlabeni jikelele.