Zi geɖe la, asitsala siwo ƒlea nu la tua ganyawo ƒe kpɔɖeŋuwo ɖe woƒe ɣe ƒe ŋusẽ zazã ƒe ŋusẽ si nye tanya dzi, gake wokpɔnɛ be agblemenukuwo ƒe dzidziɖedzi ɖiɖi 15–25% wu alesi wokpɔ mɔe. Masɔmasɔ sia menye nusi gblẽ kokoko o; enye vovototo si le keklẽŋusẽ dodokpɔ si dzi wokpɔna le dodokpɔxɔ me (STC) kple dzoxɔxɔ ƒe ŋusẽ ŋutɔŋutɔ (NMOT) dome. Èle mɔ kpɔm na elektrikŋusẽ si sɔ gbɔ wu. Gake dzoxɔxɔ si le yame, ya ƒe tɔtrɔ, kple dzogoe siwo dzi wodae ɖo trɔa nu ŋutɔŋutɔ si le wò xɔta ŋutɔ. Ne dɔa ƒe ganyawo nɔ te ɖe ŋusẽ si wokpɔna pɛpɛpɛ dzi la, ŋuɖoɖo ɖe nudokpɔƒe ƒe nyatakaka siwo wotu ɖe nukpɔsusu dzi ŋu hea afɔku gã aɖe vɛ.
Alesi woaxlẽ NMOT ƒe nyatakakawo gɔmesese kple lãmenugbagbeviwo ƒe xɔtuɖaŋu deŋgɔwo tiatia ate ŋu akpɔ asitsatsa ƒe dɔa ƒe ROI ta tso kutsetse ƒe anyimanɔmanɔ si womele mɔ kpɔm na o me. Míadzro nusita tututu metriks siawo siwo wozãna ɖaa la to vovo kura alea gbegbe la me. Àsrɔ̃ alesi nàda hardware spec sheets kpɔ nyuie be nàƒo asa na nyagblɔɖi ƒe vodada siwo xɔa ga geɖe. Mlɔeba la, míaɖe alesi egbegbe lãmenugbagbeviwo ƒe mɔ̃ɖaŋununya kpena ɖe ame ŋu be wòaxe mɔ ɖe dɔwɔwɔ ƒe vovototo sia nu, si ana nàkpɔ egbɔ be wò ŋusẽzazãwo naa gakpɔkpɔ si woate ŋu agblɔ ɖi, si anɔ anyi ɣeyiɣi didi.
Nu Vevi Siwo Wotsɔna Yia Nu
STC nye nukpɔsusu ƒe gɔmedzedze: Dodokpɔ ƒe Nɔnɔme Deŋgɔwo tsi tre ɖi na dodokpɔxɔ ƒe nɔnɔme si dzi wokpɔna (25°C lãmenugbagbeviwo ƒe dzoxɔxɔ, 1000 W/m² keklẽŋusẽ) si ƒã hafi wonɔa anyi le xexeame ŋutɔŋutɔ ƒe dɔwɔwɔwo me.
NMOT ɖe dɔwɔwɔ ƒe nyateƒenyenye gɔme: Nominal Module Operating Temperature bua akɔnta le yame ƒe dzoxɔxɔ, ya ƒe duƒuƒu, kple standard mounting ŋu, si naa gɔmedzedze si de pɛpɛpɛ wu na ROI akɔntabubuwo.
Dzoxɔxɔ gblẽa nusi dona: Panel ƒe elektrikŋusẽ dzi ɖena kpɔtɔna ne lãmenugbagbeviwo ƒe dzoxɔxɔ le dzi yim. Module siwo ƒe dzoxɔxɔ ƒe xexlẽdzesiwo de ŋgɔ wu la megblẽa nu le wo ŋu boo le agblea dzi o.
Mɔ̃ɖaŋununya ɖea dometsotsoa dzi kpɔtɔna: N-ƒomevi TOPCon PV module léa vovototo sesẽ aɖe me ɖe asi le STC kple NMOT ƒe dodokpɔwo dome ne wotsɔe sɔ kple P-ƒomevi ƒe ʋuƒo xoxowo le dzoxɔxɔ ƒe dɔwɔwɔ nyuie wu kple eƒe gbegblẽ si bɔbɔ ta.
ROI Mɔ̃: Decoding STC vs. NMOT le Asitsatsa Ɣe
Ŋuɖoɖo ɖe STC ƒe nyatakakawo ɖeɖeko ŋu hena kutsetse ƒe nyagblɔɖi hea ƒuƒoƒo siwo ƒe lolome mede o kple nuwɔwɔ ƒe taɖodzinu siwo to wo ŋu vɛ. Nuƒleha geɖe léa ŋku ɖe 550W ƒe akpa aɖe ŋu eye wobua woƒe ɖoɖoa ƒe ŋutete bliboa to xexlẽme ma dzidzi ɖe edzi kple module ƒe xexlẽme bliboa me. Mɔnu sia hea ROI ƒe mɔ̃ si me afɔku le vɛ. Ganyawo ƒe kpɔɖeŋua tsɔe be elektrikŋusẽ si sɔ nyuie wu, gake nutome ƒe nɔnɔme ŋutɔŋutɔwo gblẽa ŋusẽ ŋutɔŋutɔ si wokpɔna la me kabakaba. Be woatu gaŋutiɖoɖo siwo de pɛpɛpɛ la, ele be nuƒlelawo nase vovototo vevi siwo le dodokpɔ le nudokpɔƒe kple agbledzidɔwɔwɔ ƒe xexlẽdzesiwo dome gɔme.
Woɖe Dodokpɔ ƒe Nɔnɔme Siwo Wozãna (STC) me
Dodokpɔ ƒe Nɔnɔme Deŋgɔwo ɖea dɔwɔƒea ƒe gɔmedzedze na ɣe ƒe ŋusẽ zazã ƒe dzesiwo. Dodokpɔ ƒe ɖoɖowɔɖia bia 1000 W/m² ƒe ɣe ƒe keklẽ, Ya ƒe Agbɔsɔsɔme (AM) si nye 1.5, kple lãmenugbagbeviwo ƒe dzoxɔxɔ si nye 25°C (77°F) si medzɔ ŋutɔŋutɔ kura o. Adzɔnuwo wɔlawo zãa keklẽŋusẽ dodokpɔmɔ̃ siwo wowɔna le wo ɖokui si tsɔ tsɔa kekeli sesẽ ƒoa ɣe ƒe ŋusẽ ƒe mɔ̃a hena sɛkɛnd ɖeka ƒe akpa sue aɖe. Klẽ kpui sia xea mɔ na silicon lãmenugbagbeviwo be woagaxɔ dzo o.
Zi geɖe la, lãmenugbagbeviwo ƒe dzoxɔxɔ si nye 25°C gbɔ ɖoɖo le xexe ŋutɔŋutɔ me bia be yame ƒe dzoxɔxɔ si gogo tsikpe. Ne ɣea ƒo ɖe ɣe ƒe ŋusẽ si do viviti dzi la, le dzɔdzɔme nu la, lãmenugbagbeviawo ƒe dzoxɔxɔ dzina ɖe edzi wu ya si ƒo xlãe la sãsãsã. Eyata STC li koŋ hena adzɔnuwo wɔwɔ ƒe nyonyome ƒe dzidzenuwo kple egbɔkpɔkpɔ be wotsɔ adzɔnu vovovowo sɔ kple wo nɔewo le dzɔdzɔenyenye me. Menye dɔwɔnu si sɔ pɛpɛpɛ si woatsɔ agblɔ agblemenukuwo ƒe ŋeŋe ɖi o.
Nominal Module Dɔwɔwɔ ƒe Dzoxɔxɔ (NMOT) Woɖe eme
Nominal Module Operating Temperature, si woyɔna tsã be NOCT (Nominal Operating Cell Temperature), ɖe dɔwɔwɔ ƒe nɔnɔme si sɔ ŋutɔŋutɔ ŋutɔ gɔme. NMOT ƒe dzidzenu doa ʋuƒo siwo le 800 W/m⊃2 te kpɔ; keklẽŋusẽ, ya si ƒo xlãe ƒe dzoxɔxɔ si nye 20°C (68°F), kple ya ƒe duƒuƒu si nye meta 1 le sɛkɛnd ɖeka me. Etsɔe hã be ɖoɖo si le ʋuʋu ɖi le megbe, si ɖea mɔ na dzɔdzɔme ya ƒe fafa le module la te.
NMOT wattage dzidzedzekpɔkpɔwo nyea 70-80% le STC dzidzedzekpɔkpɔwo me zi geɖe. Ne èlé ŋku ɖe nyatakakadzraɖoƒe aɖe ŋu la, panel si woɖo be 550W le STC ate ŋu aɖe NMOT ƒe dzeside si nye 415W ko afia. Xexlẽme sia si dzi woɖe kpɔtɔ la gbɔe ɣe ƒe sesẽme ŋutɔŋutɔ kple dzoxɔxɔ ƒe dzoxɔxɔ si sɔ la tsona. Ele be nuƒlehawo nazã NMOT ƒe gɔmedzedze sia hena ganyawo ƒe kpɔɖeŋuwɔwɔ. Enaa gɔmeɖoanyi si le dedie wu, si de pɛpɛpɛ wu, si dzi woato abu ŋusẽ ŋutɔŋutɔ si woakpɔ le ƒe 25 ƒe nunɔamesiwo ƒe agbenɔƒe.
Table 1: STC vs. NMOT Dodokpɔ ƒe Parameter ƒe tsɔtsɔ sɔ kple wo nɔewo
Parameter (Parameter) ƒe nɔnɔmetata
STC (Dodokpɔ ƒe Nɔnɔme Siwo Woɖo Ðe Ðoɖo Nu) .
NMOT (Nominal Module Dɔwɔwɔ ƒe Dzoxɔxɔ) .
Kekeli ƒe keklẽ
1000 W/m⊃2 ƒe kpekpeme;
800 W/m⊃2 ƒe kpekpeme;
Dzoxɔxɔ ƒe Metrix
Lãmenugbagbeviwo ƒe Dzoxɔxɔ: 25°C
Yame ƒe Dzoxɔxɔ: 20°C
Ya ƒe Duƒuƒu
Womebu eŋu o (Flash dodokpɔ) .
Meta 1 le sɛkɛnd ɖeka me (m/s) .
Todzidzedze ƒe Nukpɔsusu
Ðeke meli o (Lab bench) .
Open-back mounting
Zãzã Gbãtɔ ƒe Nya
Adzɔnuwo wɔwɔ ƒe dzidzenuwo
Xexeame ŋutɔŋutɔ ƒe kutsetse ƒe nyagblɔɖi
Ŋusẽ ƒe Bubu ƒe Dzɔdzɔmeŋusẽŋununya: Nusita Ƒã hafi Watt Siwo Woɖo Ðe Ðoɖo Nu Sɔna Kple Agbledeƒe ƒe Dɔwɔwɔ
Be woagblɔ gakpɔkpɔ ɖi pɛpɛpɛ la, ele be nuƒlelawo nada ŋutilã kple ɖoɖo ƒe tɔtrɔ siwo hea dzidzime ŋutɔŋutɔ yia anyime tso STC ƒe gɔmedzedze gbɔ la akpɔ. Ɣe ƒe ŋusẽ zazã ƒe mɔ̃wo mewɔa dɔ le ya si me ya mele o me o. Wodzea ŋgɔ yame ƒe nɔnɔme siwo toa to na wo, nukpɔkpɔ ƒe kuxiwo, kple elektrikŋusẽ ƒe tsitretsitsi. Agbɔsɔsɔ siawo gɔmesese kpena ɖe ɖoɖowɔlawo ŋu be woaɖe nusiwo bu le ɖoɖowɔwɔ ƒe akpaa me dzi akpɔtɔ.
Dzoxɔxɔ ƒe xexlẽdzesi (Pmax) .
Dzoxɔxɔe nye ɣe ƒe ŋusẽ zazã nyuie ƒe dzɔdzɔmefutɔ. Le Celsius dzidzenu ɖesiaɖe si ɣe ƒe keklẽŋusẽ ƒe dzoxɔxɔ wu 25°C la, ŋusẽ si wòkpɔna wu ƒe akpa aɖe koŋ buna. Mɔ̃ɖaŋudɔwɔlawo yɔa metrik sia be Temperature Coefficient of Pmax. Le silicon-kplu siwo wozãna ɖaa me la, ŋusẽ ƒe bu sia nɔa -0.25% va ɖo -0.40% le Celsius dzidzenu ɖeka dzi.
Le dzomeŋɔli ɣletiwo me la, wotua xɔa tame PV-ka siwo wodzrana le asitsaƒewo ate ŋu aɖo dzoxɔxɔ si tso 45°C va ɖo 65°C le ememe bɔbɔe. Ne panel aɖe ɖo 65°C la, ewɔa dɔ dzidzenu 40 wu STC ƒe gɔmedzedze. Le -0.35% ƒe xexlẽdzesi me la, panel ɖeka ma bu 14% le eƒe ŋusẽ si woɖo ɖi la me keŋkeŋ le dzoxɔxɔ ƒe derating ta. Elektrikŋusẽ ƒe ɖiɖi sia dzɔna eɖanye aleke kee ɣea klẽnae o. Ele be nuƒlelawo nalé ŋku ɖe xexlẽdzesi sia ŋu nyuie ne wole xɔtunuwo tiam na yame ƒe dzoxɔxɔ.
Nusiwo Bu le Ðoɖo Nu Kple Nutoa Me
Le dzoxɔxɔ godo la, dɔwɔwɔ ƒe nu ŋutɔŋutɔ bubu geɖe ɖea ŋusẽ si woxɔna katã dzi kpɔtɔna. Nutoa me kple elektrikŋusẽ ƒe nɔnɔme siawo va nɔa dzidzim ɖe edzi kabakaba, si naa xexeame ŋutɔŋutɔ ƒe nusiwo wowɔna la gaɖea adzɔge tso STC ƒe nyawo gbɔ. Ele be dɔa ƒe aɖaŋuwɔlawo nabu akɔnta le nusiwo bu siawo siwo woate ŋu agblɔ ɖi ŋu.
Ðiƒoƒo Kple Ke ƒe Ƒuƒoƒo: Ðiƒoƒo siwo le ya me, aŋɔ, kple dɔwɔƒewo ƒe ʋuʋudedi nɔa module glass la dzi. Mɔxenu ŋutɔŋutɔ sia xea mɔ na ɣe ƒe keklẽ be wòagaɖo silicon lãmenugbagbeviwo gbɔ o, si wɔnɛ be nukuwo ƒe ŋeŋe dzi ɖena kpɔtɔna ɣesiaɣi le dzadzɛnyenye ƒe tsatsamwo dome.
Nudzɔdzɔ Siwo Me Vɔvɔli Suesuewo Le: Gli siwo te ɖe afima ŋu, HVAC-mɔ̃wo, kple elektrikka siwo le yame gɔ̃ hã doa vɔvɔli suewo. Esi ɣe ƒe keklẽŋusẽ ƒe lãmenugbagbeviwo doa ka ɖe wo nɔewo yome ta la, vɔvɔli si le lãmenugbagbevi ɖeka dzi ate ŋu axe mɔ ɖe elektrikŋusẽ ƒe sisi nu na module ka blibo aɖe.
Incidence Angle Modifiers (IAM): Ƒã hafi ɣe ƒe keklẽ dzea ʋuƒo si ƒe didime le teƒe ɖeka dzi le dzogoe si sɔ pɛpɛpɛ si nye dzidzenu 90 dzi. Le ŋdi kanya kple ŋdɔ ga wuieve me la, kekeli ƒoa ahuhɔ̃ea le dzogoe ɖaɖɛwo nu, si wɔnɛ be foton ƒe alafa memamã ɖeka klẽna ɖa tsɔ wu be wòaxɔ ɖe lãmenugbagbevi la me.
Inverter Clipping: Ɣe ƒe ŋusẽ ƒe inverterwo ƒe DC ƒe seɖoƒewo sɔ gbɔ wu. Ne ƒuƒoƒo aɖe wɔ ŋusẽ si sɔ gbɔ wu ƒe dzidziɖedzi si mebɔ o le ŋkeke si me kɔ bliboe, si fa miamiamia dzi la, inverter la 'clip' ŋusẽ si sɔ gbɔ la, eye wòado kpo tɔtrɔe wòazu AC ŋusẽ si woate ŋu azã.
Kaƒomɔ̃ ƒe Ʋuʋudedi Dzi Ðena: Elektrikŋusẽ doa go ŋutilã me tsitretsitsi ne ele mɔ zɔm to akɔbli kaƒomɔ̃wo me. Ka didi siwo zɔna tso xɔtaxɔwo dzi va ɖoa elektrikxɔ siwo le anyigba dzi la wɔnɛ be DC ƒe elektrikŋusẽ si mebɔ o, gake wònɔa anyi ɖaa.
Alesi N-Type TOPCon PV Modules Tu STC-NMOT ƒe Dometsotso
Trɔtrɔ tso kuxia nyanya dzi yi egbegbe xɔtunuwo ƒe kuxiwo gbɔkpɔnu me dzodzro dzi ɖea mɔ si me kɔ si dzi woato ayi ŋgɔe fiana. Lãmenugbagbeviwo wɔwɔ trɔ ŋutɔ le ƒe ʋɛ siwo va yi me. To silicon ƒe xɔtuɖaŋu si le ete la dodo ɖe ŋgɔ me la, dɔwɔƒea tɔ ate ŋu aɖe vovototo si le nudokpɔƒe ƒe ŋugbedodowo kple xexeame ŋutɔŋutɔ ƒe dzidzime dome dzi akpɔtɔ vevie.
Dzoxɔxɔ ƒe Deŋgɔ
Lãmenugbagbeviwo ƒe nɔnɔme yeyetɔ kekeakewo ku ɖe dzoxɔxɔ ƒe tenɔnɔ ɖe nɔnɔme sesẽwo nu ŋu vevie. An N-ƒomevi TOPCon PV module naa dzoxɔxɔ ƒe xexlẽdzesi si de ŋgɔ ŋutɔ ne wotsɔe sɔ kple P-ƒomevi PERC panel xoxowo. Togbɔ be domenyinu P-ƒomevi ƒe panel ate ŋu agblẽ le -0.35%/°C hã la, zi geɖe la, N-ƒomevi module ƒoa adegbe le xexlẽdzesi si anɔ -0.29%/°C alo esi mede nenema o ŋu.
Vovototo sue sia si le alafa me la va kpena ɖe ŋusẽ gã aɖe si wokpɔna le xɔtaxɔ si wodzrana ƒe agbenɔɣi ŋu. Le dzomeŋɔli ƒe dzoxɔxɔ si nu sẽ wu me la, N-ƒomevi lãmenugbagbeviawo léa dɔwɔwɔ ƒe ŋusẽ si lolo wu me ɖe asi. Wowɔa kilowatt-gaƒoƒo geɖe wu le ŋdɔ me gaƒoƒo siwo tututu me asitsaƒewo dzea ŋgɔ woƒe nuzazãwo didi ƒe fe gbogbotɔ kekeake.
Kekeli Si Mebɔ O Kple Dzoxɔxɔ Gã ƒe Dɔwɔwɔ
Ɣe ƒe ŋusẽ ƒe mɔ̃ siwo wozãna tsã la kpea fu le Light-Induced Degradation (LID) me ne wodo go ɣe ƒe keklẽ zi gbãtɔ. Boron-oxygen ƒe gbɔdzɔgbɔdzɔ siwo le P-ƒomevi wafer xoxowo me nana woƒe dɔwɔwɔ dzi ɖena kpɔtɔna kaba tegbee. N-ƒomevi lãmenugbagbeviwo zãa phosphorus doping ɖe boron teƒe. Atikewo ƒe tɔtrɔ sia ɖea boron-oxygen ƒe gbɔdzɔgbɔdzɔwo ɖa, si fia be N-ƒomevi lãmenugbagbeviwo mekpɔa LID zero kloe o.
Gakpe ɖe eŋu la, wowɔa dɔ nyuie wu ɣesiaɣi le 800 W/m⊃2 te; irradiance standard si woɖe fia to NMOT dzi. Wowɔa dɔ kaba le ŋdi me eye wowɔa elektrikŋusẽ si woate ŋu azã emegbe vaseɖe fiẽ. Esia kekea gbesiagbe dzidzime ƒe fli ɖe enu, si wɔnɛ be asixɔxɔ geɖe wu dona tso ŋkeke siwo dzi alilikpo dodo kple dzomeŋɔli ɣleti siwo me kekeli mebɔ ɖo o me.
Mo eve ƒe Nudzɔdzɔwo
Zi geɖe la, wotsɔa ahuhɔ̃e eve ƒe nɔnɔmewo dea egbegbe ʋuƒo ƒe xɔtuɖaŋu me, si wɔnɛ be module la te ŋu ƒoa kekeli tso ŋgɔgbe kple megbe siaa. N-ƒomevi mɔ̃ɖaŋununya nyo wu le dzɔdzɔme nu le afisia, zi geɖe la, eɖoa 80-85% bifaciality factor gbɔ. Esia fia be lãmenugbagbevi la ƒe megbekpa wɔa dɔ nyuie va ɖo 85% abe ŋgɔgbe gome ene.
Ne wozãe ɖe anyigba siwo klẽna abe asitsaƒe TPO xɔtaxɔ ɣi alo kpe gbadzɛ siwo me kɔ ene dzi la, mo eve ƒe modules siawo léa anyigba ƒe keklẽ si ƒe albedo kɔkɔ. Dzidzime sia si dzɔna le megbe la naa ŋusẽ evelia. Le nɔnɔme siwo wowɔ nyuie ŋutɔ me la, megbe ƒe kutsetse sia si wotsɔ kpe ɖe eŋu ate ŋu atutu xexeame ŋutɔŋutɔ ƒe emetsonu bliboa wòate ɖe ŋgɔgbe-kpa STC ƒe dzeside gbãtɔa ŋu nukutɔe.
Dzɔdzɔmeŋutinunya si le megbe na STC kple NMOT gɔmesese nye aʋa la ƒe afã ko. Ele be nuƒlelawo naɖe sidzedze sia gɔme ɖe nuƒlemɔnu siwo ŋu woate ŋu awɔ nu le me. Ne wole nudzralawo ƒe nyatakakadzraɖoƒewo me tom la, ele be dɔa wɔlawo nazã dzidzenu tɔxɛwo atsɔ ayɔ xɔtunu siwo te ŋu nɔa te ɖe nɔnɔme sesẽwo nu wu la kpuie.
Dzro NMOT Ratio la me: Lé ŋku ɖe nyatakaka gbalẽvia ŋu nyuie eye nàbu akɔnta le alafa memamã ƒe ɖiɖi le STC Pmax kple NMOT Pmax dome. Dometsotso sue aɖe fia be woate ŋu anɔ te ɖe nɔnɔme sesẽwo nu le xexeame ŋutɔŋutɔ nyuie wu. Ne Panel A ɖiɖi 24% eye Panel B ɖiɖi 26% la, anɔ eme be Panel A awɔ dɔ nyuie wu le xexeame ŋutɔŋutɔ ƒe nɔnɔmewo me.
Align Tech with Climate: Nutome ƒe yame ƒe nɔnɔmewoe gblɔa wò mɔ̃ɖaŋunu ƒe aɖaŋu. Le nuto siwo me dzoxɔxɔ le ŋutɔ gome la, ele be nàtsɔ dzoxɔxɔ ƒe xexlẽdzesiwo aɖo nɔƒe gbãtɔ wu STC watt xoxo. 540W ƒe ʋuƒo si ƒe xexlẽdzesi mede o la mawɔ dɔ nyuie wu 530W ƒe ʋuƒo si ƒe ŋusẽ nyo ŋutɔ le dzogbe ƒe yame ƒe nɔnɔme me o.
Model the True DC/AC Ratio: Zi geɖe la, ɖoɖowɔlawo lolona wu DC ɣe ƒe ƒuƒoƒoa ne wotsɔe sɔ kple AC inverter ƒe ŋutete. Tu wò inverter ƒe lolome ƒe aɖaŋu ɖe NMOT ƒe asixɔxɔ siwo wotsɔ ƒo ƒu kple teƒea ƒe keklẽ ƒe kɔkɔƒe si wokpɔ mɔ na dzi. Maxing out inverter limits based purely on STC numbers zi geɖe hea gazazã nyuie o kple inverter ƒe ɖeɖe si mehiã o vɛ.
Bia be Ame Etɔ̃lia Naɖo kpe edzi: Mègaɖo ŋu ɖe adzɔnuwɔƒea ƒe asitsatsa ŋuti nuzazãwo ɖeɖeko ŋu o. Bia dodokpɔxɔ ƒe nyatakaka siwo le wo ɖokui si (abe PVEL alo RETC ƒe dzesigbalẽviwo ene) siwo ɖoa kpe NMOT ƒe xexlẽdzesi siwo wogblɔ kple dzoxɔxɔ ƒe gbegblẽ ƒe agbɔsɔsɔme dzi hafi nàde asi nuƒle ƒe nubabla gãwo te.
Nyanuwuwuw
Tanya STC wattage gakpɔtɔ nye adzɔnuwo wɔwɔ ƒe dzidzenu si ŋu viɖe le na ɣe ƒe ŋusẽdɔwɔƒea, gake maɖe dɔwɔwɔ ƒe nyateƒenyenye afia gbeɖe o. NMOT ye gblɔa ganyawo ƒe nyateƒenyenye si le wò dɔwɔwɔ me. Ne èse alesi dzoxɔxɔ, keklẽŋusẽ, kple nutome ƒe tɔtrɔwo hea dɔwɔwɔ nyuitɔ dzi kpɔtɔnae gɔme la, àte ŋu akpɔ wò asitsatsadɔwo ta tso dɔmawɔmawɔ nyuie si mèle mɔ kpɔm na o me.
Ne èle nudzralawo ƒe ŋkɔ kpuiwo wɔm na utility alo commercial arrays la, bia tso dɔwɔlawo si be woana kutsetse ƒe nɔnɔmetata siwo wotu ɖe NMOT kple nutoa me yame ƒe nɔnɔme ŋuti nyatakaka tɔxɛwo dzi. Dzudzɔ generic models siwo wotu bliboe ɖe STC parameters dzi la xɔxɔ. Bu N-ƒomevi ƒe modules deŋgɔwo ŋu be nàɖe dzoxɔxɔ ƒe bublu dzi akpɔtɔ, awɔ viɖe siwo le mo eve dzi ŋudɔ, eye nàkpɔ dzidzime si woate ŋu agblɔ ɖi ɣeyiɣi didi na wò dɔwɔƒea ta.
Nyabiasewo ƒe Nyabiasewo
Q: Nukatae nye ɣe ƒe ŋusẽ si ƒe ŋusẽ nye 500W la le ŋusẽ 400W ko wɔm?
A: 500W ƒe dzesidenu lae nye STC ƒe nudokpɔƒe ƒe dzeside, si wokpɔna le kekeli ƒe keklẽ deblibo te le lãmenugbagbeviwo ƒe dzoxɔxɔ si nye 25°C si medzɔ ŋutɔŋutɔ o me. Xexeame ŋutɔŋutɔ ƒe nɔnɔmewo lɔ dzoxɔxɔ si le yame, ɣe ƒe dzogoe si bɔbɔ ɖe anyi, kple ɖoɖoa ƒe tsitretsitsi ɖe eme ɖe eme. Agblemenuku ŋutɔŋutɔ sɔ kple NMOT ƒe dzeside wu, si zi geɖe la, ebɔbɔna 20-25% wu STC ƒe nyagbɔgblɔ.
Q: Ðe NMOT kple NOCT nye nu ɖeka?
A: Wodzidzea xexeame ŋutɔŋutɔ ƒe tsɔtsɔ sɔ kple wo nɔewo le nyateƒe me. Ke hã, NMOT (Nominal Module Operating Temperature) zãa dodokpɔmɔnu siwo wowɔ yeyee vie hena module la ɖoɖo ne wotsɔe sɔ kple NOCT (Nominal Operating Cell Temperature) ƒe dzidzenu xoxoa. NMOT naa gɔmedzedze si me kɔ vie wu na egbegbe nyatakakadzraɖoƒe ƒe nyateƒetoto.
Q: Ðe wòle be matu nye inverter ƒe lolome ɖe STC alo NMOT dzia?
A: Togbɔ be ele be elektrikŋusẽ ƒe dedienɔnɔ ƒe seɖoƒe siwo ku ɖe elektrikŋusẽ si sɔ gbɔ wu kple elektrikŋusẽ ŋu nabu STC kple vuvɔ ƒe nɔnɔme siwo gbɔ eme ŋu hã la, dɔwɔwɔ ƒe kpɔɖeŋuwo to vovo. Dzidzime ƒe nyagblɔɖiwo kple clipping analyses de pɛpɛpɛ wu ne wowɔ kpɔɖeŋu ɖe NMOT parameters nu, si kpɔa egbɔ be mègazã ga geɖe ɖe inverters siwo lolo akpa ŋu o.
Q: Ðe PV-mɔ̃ siwo wodzrana la gblẽna kabakaba le dzoxɔxɔ sesẽ mea?
A: Ɛ̃. Dɔwɔwɔ ɣeyiɣi didi le lãmenugbagbeviwo ƒe dzoxɔxɔ gã me nana silicon kple megbegbalẽwo ƒe ŋutilã me gblẽna kabakaba. Esia tututu tae egbegbe modules siwo ƒe dzoxɔxɔ ƒe liƒo sẽ eye Pmax ƒe gbegblẽ le sue tiatia le vevie ŋutɔ be woakpɔ ŋusẽ si woakpɔ tso asitsatsa ƒe nunɔamesiwo me ɣeyiɣi didi ta.
