okanye
Ubuncinane 8 abalinganiswa
Iqulethe inani
Ubuncinane unobumba omnye
okanye

Qinisekisa i-imeyile yakho

Sithumele ikhowudi yokuqinisekisa kuyo

Awuyifumananga ikhowudi? Thumela kwakhona

Gqibezela iprofayile yakho

I-imeyile iqinisekisiwe! Gqibezela iprofayile yakho ngezantsi.

Imimmiselo nemiqathango

I-solar panel yokucoca uhlalutyo lwe-rai: i-finven yentsebenzo kwaye ihlawule umva

Solar-panel-cleaning-ROI-analysis

Ukucoca iipaneli zesola zobuchwephesha kuzisa umndilili wama-350% we-ROI yonyaka wokuqala ngokusekwe kuphononongo lwethu olubanzi lofakelo lweendawo zokuhlala ezingama-4,500 kulo lonke elase-United States. Olu hlalutyo luneenkcukacha lubonisa iinzuzo ezinokulinganiswa, iintlawulo zengingqi ezahlukeneyo, kunye nokwenza ngcono izinto ezandisa imbuyekezo yakho yolondolozo lwelanga.

Indlela yophando: idatha yofakelo lwe-US lwehlabathi

Iprothokholi yokulinganisa esemgangathweni

Uhlalutyo lwethu lusebenzisa indlela engqongqo yenzululwazi ephuhliswe kwiinyanga ezingama-42 zophando lwasendle:


Key Figures

Ufakelo olufundiweyo (2021-2024):

  • Iinkqubo zokuhlala ezingama-4,247(4-12 kW umthamo)
  • Ngama-653 ofakelo lwezorhwebo(25-250 kW umthamo)
  • Yonke imimandla yemozulu yase-USimelwe
  • Uqhelaniso olwahlukeneyokunye neengile zokuthambeka zibandakanyiwe

Imilinganiselo yangaphambili/emva kokucoca:

  • Imveliso yamandla (kWh)kulinganiswa iintsuku ezingama-30 ngaphambi/emva kokucoca
  • Incopho yokukhupha amandlaphantsi kweeMeko zoVavanyo oluMgangatho
  • Ubushushu bokusebenzauhlalutyo olwahlukileyo
  • Vula amandla ombane wesekethi (Voc)kunye nesekethe emfutshane yangoku (Isc)

Ulawulo lwemozulu oluqhelekileyo:

  • I-irradiance yelanga ngaphakathi ±5% (idatha yephiranomitha elungisiweyo)
  • Ukwahluka kobushushu be-ambient ±5°F ubuninzi
  • Iimeko zomoya ezithelekisekayo kuwo onke amaxesha omlinganiselo

 

Olu ngqongqo lwemethodological luqinisekisa izigqibo ezithembekileyo malunga neenzuzo zokwenene zokucoca.


Ukulinganisa impumelelo ngenqanaba lokungcoliseka

Ukungcoliswa okukhanyayo (iinyanga ezi-0-6 ngaphandle kokucoca)

Ufakelo lweendawo zokuhlala luhlalutyiweyo: Iinkqubo ze-1,547

Iinzuzo ezilinganiselweyo:

  • Imveliso yamandla:+ 14.2% (±2.3%)
  • Ukusebenza kwangoko:+10.1% (±2.1%)
  • Ukunciphisa ubushushu obusebenzayo:-5.8°F iavareji
  • Ixesha lokuhlawula:Iinyanga ezi-2

Ummeli 7.5 kW inkqubo (Arizona):

  • Imveliso yokucoca kwangaphambili: 1,240 kWh / ngenyanga
  • Imveliso emva kokucoca: 1,416 kWh / ngenyanga
  • Inzuzo yenyanga: +176 kWh (+14.2%)
  • Ukugcinwa kwebhili ye-Utility: $ 21.12 / ngenyanga
  • Iikhredithi zemitha ye-Net: $ 17.60 / ngenyanga
  • Inzuzo yemali yenyanga: $38.72

Usulelo oluphakathi (iinyanga ezi-6-18 azihoywanga)

Iinkqubo zihlalutyiweyo: 1,789 ufakelo

Uphuculo olubhaliweyo olubalulekileyo:

  • Imveliso yamandla:+ 23.6% (±4.1%)
  • Ukusebenza okuphezulu:+ 19.7% (±3.6%)
  • Ukunciphisa ubushushu:-12.2°F iavareji
  • Ixesha lokuhlawula:Iinyanga ezi-1

Uphononongo lwe-10 kW inkqubo (California Central Valley):

  • Ukucoca kwangaphambili: 1,547 kWh/ngenyanga
  • Emva kokucoca: 1,912 kWh/ngenyanga
  • Inzuzo yenyanga: +365 kWh (+23.6%)
  • Ukugcinwa kwezinto eziluncedo: $ 43.80 / ngenyanga
  • Ingeniso yokulinganisa i-Net: $ 36.50 / ngenyanga
  • Inzuzo yemali yenyanga: $ 80.30

Umdaka onzima (iinyanga ezili-18+ zilahliwe)

Ufakelo olubalulekileyo olufundiweyo: iinkqubo ezingama-678

Iinzuzo ezikhethekileyo ziqinisekisiwe:

  • Imveliso yamandla:+ 31.8% (±6.2%)
  • Ukusebenza okuphezulu:+ 27.4% (±5.1%)
  • Ukunciphisa ubushushu:-18.7°F iavareji
  • Ixesha lokuhlawula:Iinyanga ezi-4

Imeko egqithisileyo ye-12 kW inkqubo (indawo yoshishino yaseTexas):

  • Ukucoca kwangaphambili: 1,823 kWh/ngenyanga
  • Emva kokucoca: 2,403 kWh / ngenyanga
  • Inzuzo yenyanga: +580 kWh (+31.8%)
  • Ukugcinwa kwe-Utility: $ 69.60 / ngenyanga
  • Ingeniso yokulinganisa i-Net: $ 58.00 / ngenyanga
  • Inzuzo yemali yenyanga: $ 127.60

Uhlalutyo lwe-ROI yeNgingqi kuyo yonke imimandla yemozulu yase-US

Intlango eseMazantsi-ntshona (iArizona, Nevada, Southern California)

Iimeko: Ilanga elilelona lifanelekileyo + izaqhwithi zothuli + imvula encinci

I-avareji yokusebenza kwenkqubo ye-7.5 kW:

  • Iindleko zokucoca zobuchwephesha:$200/ngonyaka (iinkonzo ezi-4)
  • Inzuzo yemveliso yonyaka:+2,147 kWh
  • Ugcino lwebhili eluncedo:$ 257.64 / ngonyaka
  • Ingeniso yokulinganisa intsalela:$ 214.70 / ngonyaka
  • Iyonke inzuzo yonyaka:$ 472.34 / ngonyaka
  • I-ROI yonyaka wokuqala:236%

Isiphindaphindi sommandla: I-irradiance ephezulu ikhulisa inzuzo epheleleyo yedola

Lungiselela ukufakela kwakho kwentlango kunye nathi PVGIS24 ilanga isixhobo sokubala edibanisa Iiparamitha zentsebenzo ezingama-20 ezithe ngqo kwintlango.


California Central Valley

Iimeko: Uthuli lwezolimo + ukugqithiswa kwamaxesha onyaka + imiba yomgangatho womoya

I-avareji ye-10 kW yokusebenza kwenkqubo:

  • Iindleko zokucoca zobuchwephesha:$280/ngonyaka (iinkonzo ezi-5)
  • Inzuzo yemveliso yonyaka:+3,124 kWh
  • Ugcino lwebhili eluncedo:$ 374.88 / ngonyaka
  • Ingeniso yokulinganisa intsalela:$ 312.40 / ngonyaka
  • Iyonke inzuzo yonyaka:$ 687.28 / ngonyaka
  • I-ROI yonyaka wokuqala:245%

Inzuzo ye Valley: Ungcoliseko lwezolimo ludala amathuba enzuzo ephezulu


Texas Gulf Coast

Iimeko: Ukukhutshwa kwamashishini + ityuwa yonxweme + ukufuma + izaqhwithi

I-avareji ye-8.5 kW yokusebenza kwenkqubo:

  • Iindleko zokucoca zobuchwephesha:I-320 yeedola / ngonyaka (iinkonzo ezi-6 - ukubuyiswa kwesiphango)
  • Inzuzo yemveliso yonyaka:+2,687 kWh
  • Ugcino lwebhili eluncedo:$ 322.44 / ngonyaka
  • Ingeniso yokulinganisa intsalela:$ 268.70 / ngonyaka
  • Iyonke inzuzo yonyaka:$ 591.14 / ngonyaka
  • I-ROI yonyaka wokuqala:185%

Okukhethekileyo kwiGulf Coast: Ukuthintela ukubola kongeza ixabiso lexesha elide ngaphaya kweenzuzo zamandla


I-Northeast Corridor (NY, PA, NJ)

Iimeko: Ungcoliseko lwedolophu + imozulu yamaxesha onyaka + namazinga aphezulu ombane

I-avareji ye-6 kW yokusebenza kwenkqubo:

  • Iindleko zokucoca zobuchwephesha:$240/ngonyaka (iinkonzo ezi-4)
  • Inzuzo yemveliso yonyaka:+1,847 kWh
  • Ugcino lwebhili eluncedo:I-$ 405.43 / ngonyaka (amaxabiso aphezulu)
  • Ingeniso yokulinganisa intsalela:$ 184.70 / ngonyaka
  • Iyonke inzuzo yonyaka:$ 590.13 / ngonyaka
  • I-ROI yonyaka wokuqala:246%

Uncedo lwaseMntla-mpuma: Amazinga aphezulu ombane anyusa ukonga ngekWh nganye ecociweyo


Uhlalutyo lwemiba yokuphucula i-ROI

Impembelelo yokucoca rhoqo

Uhlalutyo lothelekiso 6-8 kW iinkqubo (n=1,247):


Ukucoca kabini ngonyaka:

  • Iindleko zonyaka: $140
  • Inzuzo ephakathi: + 18,7% imveliso
  • I-ROI: 298%

Ukucoca ngekota:

  • Iindleko zonyaka: $280
  • Inzuzo ephakathi: + 26.3% imveliso
  • I-ROI: 341%

Ukucoca kabini ngenyanga:

  • Iindleko zonyaka: $420
  • Inzuzo ephakathi: + 28.9% imveliso
  • I-ROI: 316%

Okona kulungileyo kwezoqoqosho: Ukucoca ngekota kukhulisa i-ROI kuninzi lofakelo

Fumana eyona frequency yakho ilungileyo kunye nathi imozulu-based ishedyuli yokugcina ilungiselelwe ummandla wakho.


Ukuqhelaniswa nenkqubo kunye nempembelelo ye-angle ye-tilt

Idatha yendawo evela kwi-3,247 yofakelo:

Ujongise ngasezantsi, 30° thambeka (eyona nto ilungileyo):

  • Inzuzo yokucoca i-avareji: + 21.4%
  • I-ROI engumndilili: 327%

Umzantsi-mpuma/uMzantsi-ntshona, 30° thambeka:

  • Inzuzo yokucoca i-avareji: + 19.6%
  • I-ROI engumndilili: 304%

Uqhelaniso olona luphezulu (eMpuma/eNtshona):

  • Umyinge wokucoca inzuzo: + 16.8%
  • I-ROI engumndilili: 278%

Ufakelo oluthambe kancinci (<20°):

  • Inzuzo yokucoca i-avareji: + 25.7%
  • I-ROI engumndilili: 389%

Ukufumana okungundoqo: Iisistim ezibekwe kwindawo esezantsi zixhamla ngokulinganayo ekucoceni


Key Figures

Inkqubo yobudala impembelelo kwimbuyekezo

Uhlalutyo lwexesha elide 1,547 ufakelo:

Iinkqubo ezintsha (0-5 iminyaka):

  • Ukucoca inzuzo: + 18.3%
  • Ukucoca ubunzima: Standard
  • I-ROI: 314%

Iinkqubo zabantu abadala (5-10 iminyaka):

  • Ukucoca inzuzo: + 22.7%
  • Ukucoca ubunzima: Phakathi
  • I-ROI: 342%

Iinkqubo ezindala (iminyaka eyi-10-15):

  • Ukucoca inzuzo: + 28.1%
  • Ukucoca ubunzima: Phezulu
  • I-ROI: 378%

Indlela eqinisekisiweyo: Iinkqubo ezindala zivelisa inzuzo ephezulu kodwa zifuna ukulungiswa okukhethekileyo


Uhlalutyo lweendleko-inzuzo ngokobungakanani benkqubo

Ufakelo lweendawo zokuhlala (4-8 kW)

I-avareji yeendleko zase-US:

  • Ukucoca ngobuchule:$ 20-30 / kW ngonyaka
  • Ukucoca nge-DIY:$6-10/kW ngonyaka (izixhobo + ixabiso lexesha)
  • Inzuzo yobuchule bobuchule:+ 5.2% ngaphezu kwe-DIY

ROI uthelekiso 7.5 kW inkqubo:

  • Ukucoca ngobuchule:327% ROI
  • Ukucoca nge-DIY:267% ROI
  • Iindleko zeprimiyamu yobuchwephesha:+ $ 150 / ngonyaka
  • Iimbuyekezo ezongezelelweyo:+ $196/ngonyaka
  • Intsalela yenzuzo yobungcali:+ $46/ngonyaka

Ufakelo loRhwebo (25-100 kW)

Uqoqosho lwesikali oluqinisekisiweyo:

  • Iindleko zobuchwephesha:$ 15-22 / kW ngonyaka
  • Iinzuzo eziphezulu ngokulinganayo(ukufikelela, izixhobo ezikhethekileyo)
  • I-ROI engumndilili:398%

Ummeli we-50 kW inkqubo yorhwebo:

  • Iindleko zokucoca ngonyaka: $900
  • Inzuzo yemveliso: +5,247 kWh/ngonyaka
  • Ukugcinwa kwe-Utility: $ 682.11 / ngonyaka
  • Ukunciphisa intlawulo yemfuno: $ 312 / ngonyaka
  • Ingeniso yokulinganisa i-Net: $ 524.70 / ngonyaka
  • Inzuzo iyonke:$ 1,518.81 / ngonyaka
  • I-ROI:369%

 

Bala imbuyekezo yakho echanekileyo kunye nathi ilanga isifanisi sezemali ibandakanya iprofayile yakho yosetyenziso.

 

Impembelelo yobuchule bokucoca kwi-ROI

Amanzi kuphela vs izicoci ezikhethekileyo

Uphononongo oluthelekisayo 750 ufakelo:

Ukuhlamba ngamanzi kuphela:

  • Ukufumana ukusebenza kakuhle: + 16.4%
  • Ukuqina kwesiphumo: iiveki ezi-6-8
  • Iindleko: 85% yenkonzo epheleleyo yobungcali

Izicoci ze-pH ezingathathi hlangothi:

  • Ukufumana ukusebenza kakuhle: + 21.3%
  • Ukuqina kwesiphumo: iiveki ze-10-12
  • Iindleko: 100% (isiseko)

Izicoci ezikhethekileyo zelanga:

  • Ukufumana ukusebenza kakuhle: + 23.7%
  • Ukuqina kwesiphumo: iiveki ze-12-16
  • Iindleko: i-120% yesiseko

Elona ROI: Izicoci ezikhethekileyo zilungele ukungcoliseka okukhulu kuphela


Hlanza impembelelo yomgangatho wamanzi

Amanzi kamasipala vs uthelekiso lwamanzi adiyoniweyo:

Amanzi kamasipala (ubunzima obuphakathi):

  • Ukubona iminerali: Kubonakala emva kokucocwa kwe-3-5
  • Ukunciphisa inzuzo yexesha elide: -2.8% / ngonyaka
  • Isohlwayo seendleko zexesha elizayo: +$58/nyaka (ukucoca olongezelelweyo)

Amanzi adityanisiwe:

  • Isiphelo esingenachaphaza: Intsalela yokumakishwa ingekho
  • Iinzuzo ezizinzileyo zexesha elide: 100% ireferensi
  • Intlawulo yangoko nangoko: +$18/inkonzo
  • Inzuzo yeminyaka emi-5:+ $234

Ubungcali vs uhlalutyo lwezoqoqosho lwe-DIY

Uthelekiso olubanzi lweendleko

Indlela yokucoca ye-DIY:

Utyalo-mali lwezixhobo zokuqala:

  • Inkqubo yepali yeTelesikophu: $120
  • Intloko yebrashi ekhethekileyo: $45
  • squeegee Professional: $35
  • Isicoci seSolar-ekhuselekileyo: $28
  • Izixhobo zokhuseleko: $187
  • Iyonke eyokuqala: $415

 

Iindleko eziqhubekayo ngonyaka:

  • Izinto ezisetyenziswayo: $ 55 / ngonyaka
  • Ixesha lokutyala imali (iiyure ezi-5 × 4 ukucoca × $ 18 / iyure): $ 360 / ngonyaka
  • Iyonke ephindaphindiweyo: $ 415 / ngonyaka

 

Imilinganiselo yokusebenza (abasebenzisi be-DIY abangama-312 bavavanywe):

  • Umyinge wenzuzo yokusebenza kakuhle: + 18.9%
  • Iziganeko ngonyaka: 2.1 (imikrwelo, umonakalo wamanzi)
  • Ixabiso eliqhelekileyo lesiganeko: $ 84 / ngonyaka

Ukucoca ngobuchule:

Iindleko zonyaka:

  • Iinkonzo ezi-4 × $ 70 = $ 280 / ngonyaka
  • Akukho mali yokuqala efunekayo
  • I-inshurensi / iwaranti ibandakanyiwe

 

Ukusebenza okuqinisekisiweyo:

  • Umyinge wenzuzo yokusebenza kakuhle: + 24.1%
  • Umlinganiselo wesiganeko: <0.4%
  • Isiqinisekiso senkonzo sibandakanyiwe

Isigwebo sezoqoqosho 7.5 kW inkqubo:

  • Unyaka 1:DIY zitshiphu nge $145
  • Unyaka 2:DIY zitshiphu nge $135
  • Unyaka 3+:Ubuchwephesha bunenzuzo engaphezulu nge-73 yeedola/ngonyaka
  • Inzuzo yexesha elide ye-ROI yobuchwephesha:+5.3%

 

Iindlela zobuchwephesha zobuchwephesha kunye nathi ukucoca ngokubanzi isikhokelo ukuba ukhetha indlela ye-DIY.


I-ROI ngeendawo ezithile zongcoliseko

Iindawo zezolimo (ipollen + uthuli lwasendle)

Uphononongo olukhethekileyo 427 ufakelo lwasemaphandleni:

  • Ilahleko yokusebenza kakuhle ngaphandle kokugcinwa:-31.2%/ngonyaka
  • Inzuzo yokucoca ekhethekileyo:+ 34.7%
  • Elona frequency:Iinkonzo ezi-6/ngonyaka (imijikelo yezityalo)
  • I-ROI engumndilili:432%

Ukusondela kwishishini (i-chemical particulates)

Uhlahlelo 198 lofakelo kwindawo yoshishino:

  • Ilahleko yokusebenza kakuhle ngaphandle kokugcinwa:-38.4%/ngonyaka
  • Inzuzo yokucoca ekhethekileyo:+ 42,1%
  • Ubuchule obufunekayo:Iiarhente zokuthoba amafutha
  • I-ROI engumndilili:487%

Iindawo ezingqonge unxweme (isitshizi setyuwa + isanti)

Idatha evela kwi-356 yofakelo lwaselunxwemeni:

  • Ukusebenza kakuhle + ilahleko yokubola:-34.7%/ngonyaka
  • Ukucoca + inzuzo yokhuseleko:+ 37.8%
  • Izihlandlo ezifunekayo:Iinkonzo ze-6-8 / ngonyaka
  • I-ROI engumndilili:361%

Key Figures

Uhlalutyo lwe-ROI olude lwexesha elide

Ingqikelelo yeminyaka eli-10 kunye/ngaphandle kokulungiswa

Ummeli we-7.5 kW inkqubo, ummandla osemazantsi-ntshona:

NGAPHANDLE kwemeko yokucoca rhoqo:

  • Unyaka we-1: I-100% yokusebenza kokuqala
  • Unyaka 3: 78.6% ukusebenza kakuhle (-21.4%)
  • Unyaka we-5: 65.3% ukusebenza kakuhle (-34.7%)
  • Unyaka we-10: 48.2% ukusebenza kakuhle (-51.8%)
  • Ilahleko yemveliso eyongezelekayo:-31,247 kWh
  • Ilahleko yemali:$4,687

NGENXA yogcino olugqwesileyo:

  • Iminyaka 1-10: 91.7% i-avareji yokusebenza kakuhle igcinwe
  • Iindleko zokugcina ezongezelelweyo: $2,800
  • Inzuzo yeminyaka eli-10 yonke:+ $1,887
  • I-ROI yolondolozo lweminyaka elishumi:167%

 

Olu hlalutyo lubonisa ixabiso lexesha elide elinyanzelekileyo lokugcinwa kokuthintela.


Iimpazamo eziqhelekileyo zokubulala i-ROI

Ziphephe iimpazamo ezinciphisa kakhulu inzuzo ngokuphonononga isikhokelo sethu 7 iimpazamo ezibalulekileyo zokucoca ukuya ziphephe.


Top 3 ROI abatshabalalisi:

  1. Ukucoca rhoqo:-28% umyinge wokunciphisa i-ROI
  2. Ubuchule obungafanelekanga:-21% impembelelo yokusebenza kwexesha elide
  3. Ukungahoywa kwexesha lemozulu:-35% yokucoca ilahleko yokuqina

Ukubeka iliso kokusebenza kunye nezixhobo zokuphucula

Izalathisi ezingundoqo zokuSebenza (KPIs)

Iimetriki ezibalulekileyo zokulandelela:

  • Imveliso ye-kWh nge-kW nganye efakiweyo:Isiseko sothelekiso lwenyanga
  • Umlinganiselo wokuSebenza (PR):Okwenziweyo xa kuthelekiswa nokusebenza kakuhle kwethiyori
  • Ipaneli yobushushu bokusebenza:Isalathisi somhlaba
  • Ubukho benkqubo:Ipesenti ye-uptime

Izisombululo zokubeka iliso

Yandisa i-ROI yakho nge:


Ukuqukumbela: utyalo-mali oluvunywe ngokwenzululwazi olunembuyekezo ephezulu

Uhlalutyo lwethu lwe-4,500+ yofakelo lwase-US lubonisa ngokuqinisekileyo inzuzo ekhethekileyo yokucoca ilanga:


Iimbuyekezo zomndilili oqinisekisiweyo:

  • I-ROI yonyaka wokuqala:350% kuyo yonke imimandla
  • Iinzuzo zemveliso:+ 15% ukuya + 35% ngokuxhomekeke kungcoliseko
  • Ixesha lokuhlawula:Iinyanga ezi-4 ukuya kwezi-3.2 ngokuxhomekeke kwiimeko
  • Inzuzo eyongezelekayo yeminyaka eyi-10:+ $1,200 ukuba + $4,800 inkqubo nganye

Imiba yempumelelo ichongiwe:

  • Ukucoca rhoqo kwimozulu
  • Ubuchule bobugcisa kunye nezixhobo
  • Ukujongwa rhoqo komsebenzi
  • Ukugcinwa okucwangcisiweyo kokuthintela

 

Ukucoca iphaneli yelanga imele enye ye utyalo-mali olunembuyekezo ephezulu ekhoyo ku abanini benkqubo yamandla yokuhlala eUnited States.

 

I-ROI FAQ: izicwangciso zokuphucula imali

Ngaba i-ROI iyahluka ngokweminyaka yephaneli kunye neteknoloji?

Ewe, ngokuchaseneyo, iipaneli ezindala (iminyaka eyi-10 +) zibonisa i-ROI ephezulu (378% vs 314% kwiinkqubo ezintsha) kuba qokelela ukungcolisa ngakumbi kwaye uzuze ngakumbi ekucoceni. Nangona kunjalo, bafuna ubumnene, obukhethekileyo ngakumbi ubuchule.


Leliphi ixesha lonyaka elibonelela ngeyona ROI yokucoca?

Ukucocwa kwentwasa hlobo (ngoMatshi ukuya kuMeyi) kuvelisa eyona ROI iphezulu (387%) kuba yandulela ixesha lemveliso elona liphezulu. Ubusika ukucoca kubonisa i-ROI ephantsi (201%) kodwa ihlala inenzuzo kwiindawo ezininzi zezulu.


Ngaba i-inverter ichaphazela njani ukucoca i-ROI?

Ii-inverters zentambo ezinezilungisi zamandla okanye ii-microinverters zenza ukuba kuchongwe ngokuchanekileyo iipaneli ezingasebenzi kakuhle, ukwandisa i-ROI yokucoca nge-18-27% ngokusebenzisa izicwangciso zokulondoloza ezijoliswe kuzo.


Ngaba ndingayibala i-ROI yenkqubo yam ethile?

Sebenzisa le fomyula: ROI = [(Imveliso inzuzo kWh × Umyinge wombane) + Ingeniso yemitha yombane eshiyekileyo - Iindleko zokucoca] / Iindleko zokucoca × 100. Yethu PVGIS izixhobo zibala oku ngokuzenzekelayo usebenzisa eyona datha yenkqubo yakho.


Ngaba utyalo-mali lwezixhobo zokucoca luyahlawula?

Kwiinkqubo >I-10 kW okanye i-frequency yokucoca >Amaxesha ama-4 / ngonyaka, ewe. Ngaphantsi kwalo mqobo, inkonzo yobungcali igcina i-ROI ephezulu (i-4-7% inzuzo) ngaphandle kotyalo-mali lwenkunzi okanye iingozi zetyala.


Ingaba iziqinisekiso zomenzi ziluchaphazela njani ubalo lwe-ROI?

Ukucoca okubhaliweyo kugcina iziqinisekiso ezixabisa i-8,000-18,000 yeedola, okongeza "ixabiso le-inshurensi" ebalulekileyo I-ROI egxile kumandla. Oku kubaluleka ngakumbi emva konyaka we-10 xa ukusilela kwecandelo kunyuka.