Isikhokelo esiBanzi sokuYilwa kweNkqubo yokuHlala yePV-yokuGcina kunye noLungiselelo

Indawo yokuhlala ye-photovoltaic (PV) -inkqubo yokugcina ngokuyinhloko iqulethe iimodyuli ze-PV, iibhetri zokugcina amandla, ii-inverters zokugcina, izixhobo zokulinganisa, kunye neenkqubo zokulawula ukubeka iliso. Injongo yalo kukufezekisa ukuzimela kwamandla, ukunciphisa iindleko zamandla, ukunciphisa ukukhutshwa kwekhabhoni, kunye nokuphucula ukuthembeka kwamandla. Ukuqwalasela inkqubo yendawo yokuhlala ye-PV yinkqubo ebanzi efuna uqwalaselo olucokisekileyo lwemiba eyahlukeneyo ukuqinisekisa ukusebenza ngokufanelekileyo nozinzo.

I. Isishwankathelo seNkqubo yokuHlala yePV-Storage

Ngaphambi kokuba uqalise ukuseta inkqubo, kubalulekile ukulinganisa ukuxhathisa kokugquma kwe-DC phakathi kwe-terminal ye-PV yoluhlu lwe-PV kunye nomhlaba. Ukuba ukuchasana kungaphantsi kwe-U .../30mA (U ... imele i-voltage ephumayo ephezulu ye-PV array), i-grounding eyongezelelweyo okanye amanyathelo okufakelwa kufuneka athathwe.

Imisebenzi ephambili yeenkqubo zokuhlala zePV-storage ziquka:

• Ukuzityela: Ukusebenzisa amandla elanga ukuhlangabezana neemfuno zamandla asekhaya.
• Ukuchetywa kwencopho kunye nokuzaliswa kwentlambo: Ukulinganisa ukusetyenziswa kwamandla ngamaxesha ahlukeneyo ukonga iindleko zamandla.
• Backup amandla: Ukubonelela amandla athembekileyo ngexesha lokucima.
• Unikezelo lombane olungxamisekileyo: Ukuxhasa imithwalo ebalulekileyo ngexesha lokusilela kwegridi.

Inkqubo yokumisela ibandakanya ukuhlalutya iimfuno zamandla omsebenzisi, ukuyila i-PV kunye neenkqubo zokugcina, ukukhetha amacandelo, ukulungiselela izicwangciso zokufakela, kunye nokuchaza amanyathelo okusebenza kunye nokugcinwa.

II. Uhlalutyo lweMfuno kunye noCwangciso

Uhlalutyo lweMfuno yaMandla

Uhlalutyo oluneenkcukacha lwemfuno yamandla lubalulekile, kuquka:

• Layisha iprofayile: Ukuchonga iimfuno zamandla kwizixhobo ezahlukeneyo.
• Ukusetyenziswa kwemihla ngemihla: Ukumisela umndilili wokusetyenziswa kombane emini nasebusuku.
• Amaxabiso ombane: Ukuqonda ulwakhiwo lweentlawulo zokwandisa inkqubo yokonga iindleko.

Into yokuphonononga

• Iprofayile yomsebenzisi:
  • Umthwalo odibeneyo odibeneyo: 8.2 kW
  • Umthwalo obalulekileyo: 3.6 kW
  • Ukusetyenziswa kwamandla emini: 10 kWh
  • Ukusetyenziswa kwamandla ebusuku: 20 kWh
• Isicwangciso seNkqubo:
  • Faka i-PV-store hybrid system eneemfuno zomthwalo we-PV yesizukulwana sasemini kunye nokugcina amandla agqithisileyo kwiibhetri ukuze zisetyenziswe ebusuku. Igridi isebenza njengomthombo wamandla ongezelelweyo xa i-PV kunye nokugcinwa kunganelanga.

• III. Ulungelelwaniso lweNkqubo kunye noKhetho lweCandelo

  1. Uyilo lweNkqubo yePV

  • Ubungakanani beNkqubo: Ngokusekelwe kumthwalo womsebenzisi we-8.2 kW kunye nokusetyenziswa kwansuku zonke kwe-30 kWh, i-12 kW PV array iyacetyiswa. Olu luhlu lunokwenza malunga nama-36 kWh ngosuku ukuhlangabezana nemfuno.
  • Iimodyuli zePV: Sebenzisa i-21 single-crystal 580Wp iimodyuli, ukufezekisa umthamo ofakwe kwi-12.18 kWp. Qinisekisa ulungiselelo olulolona luphezulu lokuba sesichengeni sokukhanya kwelanga.

  Amandla aphezulu Pmax [W]	575	580	585	590	595	600
  Elona voltheji isebenzayo iVmp [V]	43.73	43.88	44.02	44.17	44.31	44.45
  Eyona Imp yangoku yokusebenza [A]	13.15	13.22	13.29	13.36	13.43	13.50
  Vula amandla ombane wesekethe iVoc [V]	52.30	52.50	52.70	52.90	53.10	53.30
  Isekethe emfutshane yangoku Isc [A]	13.89	13.95	14.01	14.07	14.13	14.19
  Ukusebenza kwemodyuli [%]	22.3	22.5	22.7	22.8	23.0	23.2
  Ukunyamezela amandla okuphumayo	0~+3%
  Iqondo lomlinganiso wamandla aphezulu[Pmax]	-0.29%/℃
  Iqondo lomlinganiso wombane wesekethe evulekileyo [Voc]	-0.25%/℃
  Iqondo lomlinganiso wesekethe emfutshane yangoku [Isc]	0.045%/℃
  IiMeko zoVavanyo oluMgangatho (STC): Ukukhanya kokukhanya 1000W/m², ubushushu bebhetri 25℃, umgangatho womoya 1.5

  2. Inkqubo yokugcina amandla

  • Umthamo webhetri: Qwalasela i-25.6 kWh i-lithium iron phosphate (LiFePO4) inkqubo yebhetri. Lo mthamo uqinisekisa ukugcinwa okwaneleyo kwemithwalo ebalulekileyo (3.6 kW) malunga neeyure ezi-7 ngexesha lokungabikho.
  • Iimodyuli zebhetri: Qesha iimodyuli, uyilo olupakishwayo oluneendawo ezivaliweyo ezilinganiselwe nge-IP65 zofakelo lwangaphakathi/ lwangaphandle. Imodyuli nganye inomthamo we-2.56 kWh, kunye neemodyuli ezili-10 ezenza inkqubo epheleleyo.

  3. UKhetho lweInverter

  • I-Hybrid Inverter: Sebenzisa i-10 kW hybrid inverter ene-PV edibeneyo kunye namandla okulawula ukugcina. Iimpawu eziphambili ziquka:
    • Ubuninzi bePV igalelo: 15 kW
    • Imveliso: 10 kW kuyo yomibini igridi edityanisiweyo kunye nokusebenza ngaphandle kwegridi
    • Ukhuseleko: IP65 rating kunye negridi-off-grid ixesha lokutshintsha <10 ms

  4. UKhetho lweCable yePV

  Iintambo ze-PV zidibanisa iimodyuli zelanga kwi-inverter okanye ibhokisi yokudibanisa. Kufuneka banyamezele amaqondo obushushu aphezulu, ukuvezwa kwe-UV, kunye neemeko zangaphandle.

  • EN 50618 H1Z2Z2-K:
    • I-single-core, inikwe i-1.5 kV DC, kunye ne-UV ebalaseleyo kunye nokumelana nemozulu.
  • TÜV PV1-F:
    • I-Flexible, i-flame-retardant, kunye neqondo lokushisa elibanzi (-40 ° C ukuya + 90 ° C).
  • UL 4703 PV ucingo:
    • I-double-insulated, ilungele uphahla kunye neenkqubo eziphantsi komhlaba.
  • AD8 iCable yeSola edadayo:
    • I-submersible kunye ne-waterproof, ilungele iindawo ezifumileyo okanye zasemanzini.
  • I-Aluminiyam Core Cable yeSola:
    • Ikhaphukhaphu kunye neendleko ezisebenzayo, ezisetyenziswa kufakelo olukhulu.

  5. UKhetho lweCable yokuGcina amandla

  Iintambo zokugcina zidibanisa iibhetri kwii-inverters. Bamele baphathe imisinga ephezulu, banikeze ukuzinza kwe-thermal, kunye nokugcina ingqibelelo yombane.

  • UL10269 kunye UL11627 iiCables:
    • Udonga olubhityileyo lufakwe i-insulated, i-flame-retardant, kunye ne-compact.
  • I-XLPE-Insulated Cables:
    • I-voltage ephezulu (ukuya kwi-1500V DC) kunye nokumelana nokushisa.
  • High-Voltage DC Cables:
    • Yenzelwe ukudibanisa iimodyuli zebhetri kunye neebhasi eziphezulu ze-voltage.

  IiNgcaciso zeCable ezicetyiswayo

  Uhlobo lweCable	Imodeli ecetyiswayo	Isicelo
  Intambo yePV	EN 50618 H1Z2Z2-K	Ukuqhagamshela iimodyuli zePV kwi-inverter.
  Intambo yePV	UL 4703 PV ucingo	Ufakelo oluphezu kophahla olufuna ukugquma okuphezulu.
  Ikhebula yokuGcina amandla	UL 10269, UL 11627	Ukudityaniswa kwebhetri ebambekayo.
  Intambo yokuGcina eKhuselweyo	I-EMI Shielded Battery Cable	Ukunciphisa ukuphazamiseka kwiinkqubo ezinovakalelo.
  Intambo yombane oPhezulu	I-XLPE-Insulated Cable	Uqhagamshelwano oluphezulu lwangoku kwiinkqubo zebhetri.
  Intambo yePV edadayo	AD8 iCable yeSola edadayo	Iindawo ezithanda amanzi okanye ezifumileyo.

IV. Ukudityaniswa kweNkqubo

Hlanganisa iimodyuli zePV, ukugcinwa kwamandla, kunye nee-inverters kwinkqubo epheleleyo:

1. Inkqubo yePV: Yila uyilo lwemodyuli kwaye uqinisekise ukhuseleko lwesakhiwo kunye neenkqubo ezifanelekileyo zokuxhoma.
2. Ugcino lwamandla: Faka iibhetri zeemodyuli ezine-BMS efanelekileyo (iNkqubo yoLawulo lweBattery) ukudibanisa ukujonga ixesha lokwenyani.
3. I-Hybrid Inverter: Qhagamshela uluhlu lwePV kunye neebhetri kwi-inverter yolawulo lwamandla olungenamthungo.

V. Ufakelo kunye noLondolozo

Ukuhlohla:

• Uvavanyo lweSiza: Hlola uphahla okanye imimandla yomhlaba ukuba iyahambelana nesakhiwo kunye nokuba sesichengeni selanga.
• UFakelo lweZixhobo: Faka ngokukhuselekileyo iimodyuli zePV, iibhetri, kunye nee-inverters.
• Uvavanyo lweNkqubo: Qinisekisa uqhagamshelwano lombane kwaye wenze iimvavanyo zokusebenza.

Isondlo:

• Ukuhlolwa rhoqo: Jonga iintambo, iimodyuli, kunye nee-inverters zokunxiba okanye ukonakala.
• Ukucoca: Ukucoca rhoqo iimodyuli zePV ukugcina ukusebenza kakuhle.
• Ukubeka iliso kude: Sebenzisa izixhobo zesoftware ukulandelela ukusebenza kwenkqubo kunye nokwandisa useto.

VI. Ukuqukumbela

Inkqubo yogcino lwePV eyilwe kakuhle inikezela ukonga amandla, izibonelelo zokusingqongileyo, kunye nokuthembeka kwamandla. Ukukhethwa ngokucophelela kwamacandelo afana neemodyuli ze-PV, iibhetri zokugcina amandla, ii-inverters, kunye neentambo ziqinisekisa ukusebenza kakuhle kwenkqubo kunye nokuphila ixesha elide. Ngokulandela ucwangciso olululo,

ufakelo, kunye neeprothokholi zokugcinwa, abaninimzi banokwandisa izibonelelo zotyalo-mali lwabo.