Nidaamka 1500V si wax ku ool ah ma u dhimi karaa qiimaha kiilowatt-saac ee nidaamka sawir-qaadista?

Iyadoo aan loo eegin shisheeye ama gudaha, saamiga codsiga ee nidaamka 1500V ayaa sii kordhaya.Marka loo eego tirakoobka IHS, sanadka 2018, adeegsiga 1500V ee xarumaha waaweyn ee tamarta dhulka ayaa dhaaftay 50%;marka loo eego tirakoobka hordhaca ah, oo ka mid ah dufcaddii saddexaad ee tartamayaasha hore ee 2018, saamiga codsiga ee 1500V wuxuu u dhexeeyay 15% iyo 20%.Nidaamka 1500V si wax ku ool ah ma u dhimi karaa qiimaha kiilowatt-saac ee mashruuca?Warqadani waxay samaynaysaa falanqayn is barbardhig ah oo ku saabsan dhaqaalaha labada heer ee tamarta iyada oo loo marayo xisaabinta aragtida iyo xogta dhabta ah.

1. Qorshaha naqshadeynta aasaasiga ah

Si loo falanqeeyo heerka kharashka nidaamka 1500V, nidaam naqshadeedka caadiga ah ayaa la qaatay, iyo kharashka nidaamka 1000V ee dhaqameed ayaa la barbardhigayaa tirada injineernimada.

Dhismaha xisaabinta

(1) Saldhigga korontada dhulka, dhul siman, awoodda la rakibay kuma xaddidna bedka dhulka;

(2) Heerkulka sare ee aadka u sarreeya iyo heerkulka hooseeya ee goobta mashruuca waa in loo tixgeliyaa si waafaqsan 40 ℃ iyo -20 ℃.

(3) Thexuduudaha muhiimka ah ee qaybaha la doortay iyo rogrogayayaashawaa sidan soo socota.

Qaab dhismeedka maalgashiga ee nidaamka 1500V

Marka loo eego falanqaynta isbarbardhigga, waxaa la ogaaday in marka la barbardhigo nidaamka 1000V ee dhaqameed, nidaamka 1500V wuxuu badbaadiyaa qiyaastii 0.1 yuan / W qiimaha nidaamka.

3. Saamaynta 1500V ee korontadu

Dhismaha xisaabinta:

Isticmaalka isla moduleka, ma jiri doonto farqi u dhexeeya korontadu sababtoo ah kala duwanaanshaha moduleka;Haddii loo qaato dhul siman, ma jiri doono hadh xidhidh sababtoo ah isbeddellada muuqaalka dhulka.
Farqiga u dhexeeya korontadu wuxuu inta badan ku salaysan yahay laba arrimood:luminta isku-dheellitir la'aanta u dhaxaysa moduleka iyo xadhigga, luminta khadka DC iyo luminta khadka AC.

1. Khasaar la'aanta u dhaxaysa qaybaha iyo xadhkaha Tirada qaybaha taxanaha ah ee hal laan ayaa laga kordhiyey 22 ilaa 34. Sababo la xiriira awoodda ± 3W ee u dhexeeya qaybaha kala duwan, khasaaraha tamarta ee u dhexeeya qaybaha nidaamka 1500V ayaa kordhin doona, laakiin Ma jiro xisaabin xisaabeed waa la samayn karaa.Tirada kanaalada gelitaanka hal rogaha ayaa laga kordhiyey 12 ilaa 18, laakiin tirada kanaalada raadraaca MPPT ee rogaha ayaa laga dhigay 6 ilaa 9 si loo hubiyo in 2 laamood u dhigmaan 1 MPPT.Sidaa darteed, inta u dhaxaysa xadhigga khasaaraha MPPT ma kordhin doono.

2. Qaaciddada xisaabinta ee khasaaraha khadka DC iyo AC: Q khasaaro=I2R=(P/U)2R= ρ(P/U)2(L/S)1)

Jadwalka xisaabinta khadadka khadadka DC: Khadka khadadka DC ee hal laan

Iyadoo loo marayo xisaabinta aragtida sare, waxaa la ogaaday in khasaaraha khadka DC ee nidaamka 1500V uu yahay 0.765 jeer ka badan nidaamka 1000V, taas oo u dhiganta 23.5% dhimista khadadka DC.

Miiska xisaabinta khadadka AC: Khadka AC ee khasaaraha hal rogaha

Iyadoo loo marayo xisaabinta aragtida sare, waxaa la ogaaday in khasaaraha khadka DC ee nidaamka 1500V uu yahay 0.263 jeer ka badan nidaamka 1000V, taas oo u dhiganta hoos u dhigista 73.7% khasaaraha khadka AC.

3. Xogta dhabta ah ee kiiska Maadaama khasaaraha is-waafajinta ee u dhexeeya qaybaha aan lagu xisaabin karin tiro ahaan, deegaanka dhabta ahna uu masuul ka yahay, kiiska dhabta ah ayaa loo isticmaalaa sharaxaad dheeraad ah.Maqaalkani waxa uu isticmaalayaa xogta dhabta ah ee korontada ee dufcaddii saddexaad ee mashruuca hore, wakhtiga xog ururinta waa Maajo ilaa Juun 2019, wadar ahaan 2 bilood oo xog ah.

Isbarbardhigga koronto-dhalinta inta u dhaxaysa nidaamyada 1000V iyo 1500V

Laga soo bilaabo miiska kore, waxaa laga heli karaa in isla goobta mashruuca, iyadoo la isticmaalayo qaybo isku mid ah, wax soo saarka inverter ', iyo habka rakibaadda bracket la mid ah, inta lagu guda jiro muddada u dhaxaysa May ilaa June 2019, saacadaha koronto ee nidaamka 1500V. ayaa 1.55% ka sarreeya kan nidaamka 1000V.Waxaa la arki karaa in kasta oo kororka tirada qaybaha hal-xadhigle ay kordhin doonto khasaaraha is-waafajinta u dhexeeya qaybaha, waxay yareyn kartaa khasaaraha khadka DC ee ku saabsan 23.5% iyo khasaaraha khadka AC ilaa 73.7%.Nidaamka 1500V wuxuu kordhin karaa korontada mashruuca.

4. Falanqaynta dhamaystiran

Falanqaynta hore, waxaa la ogaan karaa in nidaamka 1500V la barbar dhigo nidaamka 1000V ee soo jireenka ah:

1) Waxay noqon kartaakeydso qiyaastii 0.1 yuan/W ee qiimaha nidaamka;

2) In kasta oo kororka tirada qaybaha xadhigga ah ay kordhin doonto khasaaraha is-waafajinta u dhexeeya qaybaha, waxay yarayn kartaa 23.5% khasaaraha khadka DC iyo qiyaastii 73.7% khasaaraha khadka AC, iyonidaamka 1500V wuxuu kordhin doonaa korontada mashruuca.Sidaa darteed, qiimaha korontada waa la dhimi karaa ilaa xad.Sida laga soo xigtay Dong Xiaoqing, Dean of Hebei Energy Engineering Institute, in ka badan 50% ee qorshaha naqshadaynta mashruuca photovoltaic dhulka ee machadka dhamaystirtay sanadkan ayaa doortay 1500V;waxaa la filayaa in saamiga 1500V ee xarumaha tamarta dhulka ee dalka oo dhan sanadka 2019 ay gaari doonto ilaa 35%;Waxay sii kordhin doontaa 2020. Hay'adda la-talinta caalamiga ah ee caanka ah IHS Markit ayaa bixisay saadaal rajo wanaagsan leh.Warbixintooda 1500V ee falanqaynta suuqa sawir-qaadista ee caalamiga ah, waxay tilmaameen in cabbirka saldhigga korantada ee 1500V ee caalamiga ah uu dhaafi doono 100GW labada sano ee soo socota.

Saadaasha saamiga 1500V ee saldhigyada tamarta dhulka ee caalamiga ah

Shaki la'aan, sida warshadaha sawir-qaadista ee caalamiga ah waxay dardargelinayaan habka kabidda, iyo raadinta ba'an ee kharashka korontada, 1500V oo ah xal farsamo oo yareyn kara kharashka korontada ayaa noqon doona mid aad u badan.

Kaydinta tamarta 1500V waxay noqon doontaa mid guud mustaqbalka

Bishii Luulyo 2014, beddelka nidaamka SMA 1500V ayaa lagu dabaqay mashruuca 3.2MW sawir qaade ee Kassel Industrial Park, Jarmalka.

Sebtembar 2014, Trina Solar's modules photovoltaic modules-ka laba-glaas ah ayaa helay shahaadada 1500V PID ee ugu horreysay oo ay bixiso TUV Rheinland ee Shiinaha.

Bishii Nofembar 2014, Longma Technology waxay dhamaystirtay horumarinta nidaamka DC1500V.

Bishii Abriil 2015, Kooxda TUV Rheinland waxay qabteen 2015 "Modules Photovoltaic Modules/Parts 1500V Certification" seminar.

Bishii Juun 2015, Projoy wuxuu bilaabay taxanaha PEDS ee sawir-qaadista DC ee nidaamyada 1500V.

Bishii Luulyo 2015, Shirkadda Yingli waxay ku dhawaaqday horumarinta isku dhafka aluminiumka oo leh awoodda ugu badan ee nidaamka 1500 volts, gaar ahaan saldhigyada tamarta dhulka.

……

Soo-saareyaasha dhammaan qaybaha warshadaha sawir-qaadista ayaa si firfircoon u bilaabaya alaabada nidaamka 1500V.Waa maxay sababta "1500V" loo xusay si isdaba joog ah?Runtii ma soo socdaa xilligii nidaamyada 1500V ee hababka sawir-qaadista?

Muddo dheer, kharashka korontadu sareeyo ayaa ahaa mid ka mid ah sababaha ugu muhiimsan ee xaddidaya horumarinta warshadaha sawir-qaadista.Sida loo dhimo kharashka halkii kiilowatt-saac ee hababka sawir-qaadista iyo hagaajinta waxtarka tamartawaxay noqotay arrinta udub-dhexaadka u ah warshadaha sawir-qaadista.1500V iyo xitaa nidaamyada ka sarreeya macnaheedu waa kharashyada nidaamka hoose.Qaybaha ay ka midka yihiin qaybaha sawir-qaadista iyo furayaasha DC-ga, gaar ahaan rogro-yaasha, ayaa door muhiim ah ka ciyaara.

Faa'iidooyinka 1500V sawir-qaadaha rogaha

Kordhinta korantada wax gelinta, dhererka xadhig kasta waxaa lagu kordhin karaa 50%, taas oo yareyn karta tirada fiilooyinka DC ee ku xiran rogaha iyo tirada sanduuqyada isku dhafka ah.Isla mar ahaantaana, sanduuqyada isku dhafka ah, beddelayaasha, transformers, iwm. Cufnaanta korantada ee qalabka korantada ayaa kordhay, mugga ayaa hoos u dhacaya, culeyska shaqada ee gaadiidka iyo dayactirka ayaa sidoo kale la dhimay, taas oo u sahlaysa dhimista kharashka photovoltaic. nidaamyada.

Iyada oo la kordhinayo danab dhinaca wax soo saarka, cufnaanta awoodda ee inverter waa la kordhin karaa.Isla heerka hadda jira, awooddu waxay noqon kartaa ku dhawaad ​​labanlaab.Wax-soo-saarka sare iyo heerka korantada ee wax-soo-saarka ayaa yarayn kara luminta fiilada nidaamka DC-ga iyo lumitaanka beddelka, sidaas awgeed waxay kordhisay waxtarka tamarta.

Xulashada 1500V sawir-qaadaha beddelka

Marka loo eego dhinaca korantada, kulanka 1500V wuu ka fudud yahay in lagu jabiyo tignoolajiyada 1500V ee alaabada moduleka.Ka dib oo dhan, dhammaan alaabooyinka kor ku xusan waxaa laga soo saaray warshad baaluq ah si ay u taageeraan sawir-qaadista.Marka la eego tareenka 1500VDC ee dhulka hoostiisa mara, gawaarida gawaarida jiidista, aaladaha korantada ma noqon doonaan dhibaato xulasho, oo ay ku jiraan Mitsubishi, Infineon, iwm. waxay leeyihiin aalado koronto oo ka sarreeya 2000V, capacitors ayaa lagu xiri karaa si taxane ah si loo kordhiyo heerka korantada, iyo hadda Projoy iwm. Iyada oo la furay qalabka 1500V, soosaarayaasha kala duwan ee ka kooban, JA Solar, Canadian Solar, iyo Trina ayaa dhamaantood bilaabay 1500V qaybood.Xulashada dhammaan nidaamka beddelka ma noqon doonto dhibaato.

Marka laga eego dhinaca batteriga, xargaha 22-dabeecadaha waxaa badanaa loo isticmaalaa 1000V, iyo xargaha xirmooyinka nidaamka 1500V waa inay ahaataa qiyaastii 33. Marka loo eego sifooyinka heerkulka qaybaha, korantada ugu sarreysa ee awoodda waxay noqon doontaa agagaarka 26. -37V.Kala duwanaanshaha danabka MPP ee qaybaha xargaha ayaa noqon doona ilaa 850-1220V, korantada ugu yar ee loo beddelo dhinaca AC waa 810/1.414=601V.Iyadoo la tixgelinayo isbeddelka 10% iyo subaxda iyo habeenka hore, hoyga iyo arrimo kale, guud ahaan waxaa lagu qeexi doonaa qiyaastii 450-550.Haddii hadda uu aad u hooseeyo, hadda aad buu u weynaan doonaa kulaylkuna aad buu u weynaan doonaa.Inverter-ka dhexe, korantada wax soo saarku waxay ku dhowdahay 300V kan hadda jirana wuxuu ku dhow yahay 1000A 1000VDC, korantada wax soo saarkuna waa 540V 1500VDC, hadda wax soo saarkuna waa qiyaastii 1100A.Kala duwanaanshuhu maaha mid weyn, markaa heerka hadda ee xulashada qalabku ma noqon doono mid aad u kala duwan, laakiin heerka tamarta ayaa kordhay.Kuwa soo socda ayaa ka wada hadli doona danabka dhinaca wax soo saarka sida 540V.

Codsiga 1500V beddelka qoraxda ee xarunta korantada sawir-qaadista

Saldhigyada tamarta dhulka ee baaxadda weyn, saldhigyada tamarta dhulku waa rogaal-celiyayaal saafi ah oo ku xidhan, iyo rogayaasha ugu muhiimsan ee la isticmaalo ayaa ah kuwa dhexe, qaybsan iyo koronto badan oo xargaha roga.Marka nidaamka 1500V la isticmaalo, khasaaraha khadka DC wuxuu noqon doonaa hoos u dhac, waxtarka beddelka ayaa sidoo kale kordhi doona.Waxtarka nidaamka oo dhan ayaa la filayaa inuu kordho 1.5% -2%, sababtoo ah waxaa jiri doona kor u qaadis kor u qaadis ah oo ku saabsan dhinaca wax soo saarka ee inverter si xarun dhexe kor loogu qaado tamarta si ay ugu gudbiso tamarta shabakada iyada oo aan loo baahnayn Major isbeddelka qorshaha nidaamka.

U soo qaado mashruuc 1MW tusaale ahaan ah (xadhig kasta waa 250W modules)