Ohlelweni lwamandla elanga, ama-micro PV inverters adlala indima ebalulekile ekuguquleni i-direct current (DC) ekhiqizwe amaphaneli elanga abe yi-alternating current (AC) engasetshenziswa ezindlini nasemabhizinisini. Nakuba ama-micro PV inverters enikeza izinzuzo ezifana nesivuno esithuthukisiwe samandla kanye nokuguquguquka okukhulu, ukukhetha imigqa yokuxhuma efanele kubalulekile ukuze kuqinisekiswe kokubili ukuphepha nokusebenza kwesistimu okuphelele. Kulo mhlahlandlela, sizokuhamba phakathi kwezinto okufanele uzicabangele lapho ukhetha isixazululo esifanele semigqa yokuxhuma i-micro PV inverter, sikusize wenze izinqumo ezinolwazi ngokusetha kwakho sonozungezilanga.
Ukuqonda Ama-Micro PV Inverters kanye Nemigqa Yawo Yokuxhuma
Ama-inverter ama-Micro PV ahlukile kuma-inverter ezintambo zendabuko ngokuthi i-microinverter ngayinye ibhangqwe nephaneli eyodwa yelanga. Lokhu kusetha kuvumela iphaneli ngayinye ukuthi isebenze ngokuzimela, ithuthukise ukukhiqizwa kwamandla ngisho noma iphaneli eyodwa inomthunzi noma ingasebenzi kahle.
Imigqa yokuxhuma phakathi kwamaphaneli elanga nama-microinverters ibalulekile ekusebenzeni kahle kwesistimu nokuphepha. Le migqa ithwala amandla e-DC ukusuka kumaphaneli ukuya kuma-microinverter, lapho aguqulelwa khona abe yi-AC ukuze asetshenziswe kugridi kagesi noma ukusetshenziswa kwasekhaya. Ukukhetha izintambo ezifanele kubalulekile ukuphatha ukudluliswa kwamandla, ukuvikela isistimu ekucindezelekeni kwemvelo, nokugcina izindinganiso zokuphepha.
Izinto Ezibalulekile Okufanele Zicatshangwe Lapho Ukhetha Imigqa Yokuxhuma
Lapho ukhetha imigqa yokuxhuma yama-inverter amancane e-PV, izici ezimbalwa ezibalulekile okufanele zicatshangelwe ukuze kuqinisekiswe ukusebenza nokuphepha.
1. Uhlobo Lwekhebula Nokufakwa Kwamanzi
Kuzinhlelo zokuguqula i-PV ezincane, kubalulekile ukusebenzisa izintambo ezilinganiswe nelanga njengeI-H1Z2Z2-K or I-PV1-F, eziklanyelwe ngokuqondile izinhlelo zokusebenza ze-photovoltaic (PV). Lezi zintambo zinezinga eliphezulu lokuvikela elivikela emisebeni ye-UV, umswakama, nezimo zemvelo ezinzima. I-insulation kufanele iqine ngokwanele ukuze ikwazi ukubhekana nobunzima bokuchayeka ngaphandle futhi imelane nokuwohloka ngokuhamba kwesikhathi.
2. Izilinganiso zamanje kanye ne-Voltage
Imigqa yokuxhuma ekhethiwe kufanele ikwazi ukuphatha okwamanje kanye ne-voltage ekhiqizwa ama-solar panel. Ukukhetha izintambo ezinezilinganiso ezifanele kuvimbela izinkinga ezinjengokushisa ngokweqile noma ukwehla kwamandla kagesi ngokweqile, okungalimaza isistimu futhi kunciphise ukusebenza kahle kwayo. Isibonelo, qinisekisa ukuthi isilinganiso sikagesi sekhebula siyafana noma sidlula umkhawulo kagesi wesistimu ukuze ugweme ukuphuka kukagesi.
3. Ukumelana ne-UV kanye Nesimo Sezulu
Njengoba amasistimu elanga evame ukufakwa ngaphandle, ukumelana kwe-UV nesimo sezulu kuyizici ezibalulekile. Imigqa yokuxhuma kufanele ikwazi ukumelana nokuchayeka isikhathi eside elangeni, imvula, iqhwa, namazinga okushisa adlulele ngaphandle kokuphazamisa ubuqotho bakho. Amakhebuli ekhwalithi ephezulu afika namajakhethi amelana ne-UV ukuze avikele izintambo emiphumeleni elimazayo yelanga.
4. Ukubekezela Kwezinga Lokushisa
Amasistimu wamandla elanga athola amazinga okushisa ahlukahlukene usuku lonke kanye nezinkathi zonyaka. Izintambo kufanele zikwazi ukusebenza ngempumelelo kokubili emazingeni okushisa aphezulu naphansi ngaphandle kokulahlekelwa ukuguquguquka noma ukuba brittle. Bheka izintambo ezinobubanzi obubanzi bokushisa bokusebenza ukuze uqinisekise ukwethembeka ezimeni zesimo sezulu esibi kakhulu.
Ukulinganiswa Kwekhebula Nobude
Ukulinganisa ikhebula ngendlela efanele kubalulekile ukuze kuncishiswe ukulahleka kwamandla nokuqinisekisa ukusebenza kahle kwesistimu. Amakhebuli amancane angaholela ekulahlekelweni kwamandla amaningi ngenxa yokumelana, okubangela ukwehla kwamandla kagesi okunciphisa ukusebenza kwesistimu yakho ye-microinverter. Ukwengeza, izintambo ezincane zingashisa ngokweqile, zibe yingozi yezokuphepha.
1. Ukunciphisa Ukwehla Kwe-Voltage
Lapho ukhetha usayizi wekhebula ofanele, kufanele ucabangele ubude obuphelele bomugqa wokuxhuma. Ukugijima kwamakhebula amade kwandisa amandla okwehla kwamandla kagesi, okungase kwehlise ukusebenza kahle okuphelele kohlelo lwakho. Ukuze ulwe nalokhu, kungase kudingeke ukuthi kusetshenziswe izintambo ezinobubanzi obukhulu ukuze kugijime isikhathi eside ukuze kuqinisekiswe ukuthi ugesi olethwa kuma-microinverters uhlala ngaphakathi kwebanga elamukelekayo.
2. Ukugwema Ukushisisa
Ukusebenzisa usayizi wekhebula olungile nakho kubalulekile ekuvimbeleni ukushisa ngokweqile. Amakhebuli amancane kakhulu ukusebenzisa amandla asebenzayo azoshisa futhi awonakalise ngokuhamba kwesikhathi, okungase kuholele ekulimaleni kokushisa noma ngisho nomlilo. Hlala ubheka imihlahlandlela yomkhiqizi kanye namazinga emboni ukuze ukhethe usayizi wekhebula olungile wesistimu yakho.
Ukukhetha Ibhokisi lokuxhuma kanye ne-Junction
Izixhumi namabhokisi okuhlangana adlala indima ebalulekile ekugcineni ukwethembeka kokuxhumana phakathi kwamaphaneli elanga nama-microinverter.
1. Ukukhetha Izixhumi Ezithembekile
Izixhumi zekhwalithi ephezulu, ezingamelana nesimo sezulu zibalulekile ekuqinisekiseni ukuxhumana okuphephile phakathi kwezintambo. Lapho ukhetha izixhumi, bheka amamodeli aqinisekisiwe wezinhlelo zokusebenza ze-PV futhi unikeze isivalo esiqinile, esingangeni manzi. Lezi zixhumi kufanele zibe lula ukuzifaka futhi ziqine ngokwanele ukuze zimelane nokuchayeka ezimeni zangaphandle.
2. Amabhokisi Okuhlanganayo Okuvikela
Amabhokisi okuhlanganisa afaka ukuxhumana phakathi kwezintambo eziningi, ezivikela emonakalweni wemvelo nokwenza ukunakekelwa kube lula. Khetha amabhokisi okuhlanganayo amelana nokugqwala futhi adizayinelwe ukusetshenziswa ngaphandle ukuze uqinisekise ukuvikeleka kwesikhathi eside kwezintambo zakho.
Ukuhambisana Namazinga Omkhakha Nezitifiketi
Ukuqinisekisa ukuthi isistimu yakho ye-micro PV inverter iphephile futhi inokwethenjelwa, zonke izingxenye, okuhlanganisa imigqa yokuxhuma, kufanele zihambisane namazinga aziwayo embonini kanye nezitifiketi.
1. Amazinga Omhlaba
Izindinganiso zamazwe ngamazwe ezifanaI-IEC 62930(yezintambo zelanga) kanyeI-UL4703(ngezintambo ze-photovoltaic e-US) zinikeza imihlahlandlela yokuphepha nokusebenza kwemigqa yokuxhuma elanga. Ukuthobelana nalawa mazinga kuqinisekisa ukuthi amakhebuli ahlangabezana nezidingo ezincane zokufakelwa, ukubekezelela izinga lokushisa, nokusebenza kukagesi.
2. Imithetho Yendawo
Ngokungeziwe kumazinga omhlaba, kubalulekile ukuthobela imithetho yendawo, efana neIkhodi Kagesi Kazwelonke (NEC)e-United States. Le mithetho ivamise ukusho izidingo ezithile zokufaka, njengokumisa phansi, ukulinganisa kukakhondatha, kanye nomzila wekhebula, okudingekayo ukuze kusebenze uhlelo oluphephile.
Ukukhetha amakhebuli aqinisekisiwe nezingxenye akuqinisekisi ukuphepha kwesistimu kuphela kodwa kungase kudingelwe izinjongo zomshwalense noma ukufaneleka ukuthola izaphulelo nezinxephezelo.
Imikhuba Engcono Kakhulu Yokufaka Nokunakekela
Ukwandisa ukuphepha nokusebenza kohlelo lwakho lwe-micro PV inverter, landela lezi zindlela ezihamba phambili zokufaka nokugcina imigqa yokuxhuma.
1. Umzila Ofanelekile Nokuvikela
Faka izintambo ngendlela engazivikela ekulimaleni ngokomzimba, njengokusebenzisa amathreyi ekhebula noma amathreyi ekhebula ukuvimbela ukuchayeka emaphethelweni acijile noma ezindaweni ezinabantu abaningi. Amakhebula kufanele aboshwe ngokuvikelekile ukuze avimbele ukunyakaza ngenxa yokuguquguquka komoya noma izinga lokushisa.
2. Ukuhlola Okuvamile
Hlola njalo imigqa yakho yokuxhumana ukuze uthole izimpawu zokuguga, ezifana nokuqhekeka kwe-insulation, ukugqwala, noma ukuxega. Bhekana nanoma yiziphi izinkinga ngokushesha ukuze uzigweme ukuthi zingakhuli zibe izinkinga ezinkulu.
3. Ukuqapha Ukusebenza Kwesistimu
Ukwengamela ukusebenza kwesistimu kungakusiza ukuthi ukhombe izinkinga ngezintambo ngaphambi kokuthi zibe bucayi. Ukwehla okungachazeki kokuphuma kwamandla kungase kube uphawu lwezintambo ezilimele noma eziwohlokayo ezidinga ukushintshwa.
Amaphutha Avamile Okufanele Uwagweme
Ngisho nangezinhloso ezinhle, amaphutha angenzeka ngesikhathi sokufakwa noma ukugcinwa kwemigqa yokuxhuma i-micro PV inverter. Nawa amaphutha ajwayelekile okufanele uwagweme:
- Ukusebenzisa Amakhebuli Alinganiselwe Ngokungalungile: Ukukhetha amakhebuli anezilinganiso ezingahambisani namandla kagesi wesistimu namanje kungaholela ekushiseni ngokweqile noma ekuhlulekeni kukagesi.
- Ukweqa Ukugcinwa Komjikelezo: Ukwehluleka ukuhlola nokugcina imigqa yokuxhuma njalo kungase kubangele umonakalo ofaka engozini yonke isistimu.
- Ukusebenzisa Izingxenye Ezingaqinisekisiwe: Ukusebenzisa izixhumi nezintambo ezingaqinisekisiwe noma ezingahambelani kwandisa ingcuphe yokwehluleka futhi kungase kuqede iziqinisekiso noma ukufakwa komshwalense.
Isiphetho
Ukukhetha imigqa yokuxhumana efanele yesistimu yakho ye-micro PV inverter kubalulekile ukuze uqinisekise ukuphepha, ukusebenza kahle, nokusebenza kwesikhathi eside. Ngokukhetha amakhebuli ane-insulation efanele, izilinganiso zamanje, nokumelana nemvelo, futhi ngokunamathela ezindinganisweni zemboni, ungakwazi ukuthuthukisa uhlelo lwakho sonozungezilanga iminyaka yokusebenza okuthembekile. Khumbula ukulandela izinqubo ezihamba phambili zokufaka nokunakekela, futhi uxhumane nochwepheshe uma ungaqiniseki nganoma iyiphi ingxenye yesistimu.
Ekugcineni, ukutshala imali emigqeni yokuxhuma yekhwalithi ephezulu, eqinisekisiwe kuyindleko encane uma kuqhathaniswa nezinzuzo zokukhushulwa kokuphepha kwesistimu, ukusebenza, nokuqina.
I-Danyang Winpower Wire & Cable Mfg Co., Ltd.yasungulwa ngo-2009 futhi iyibhizinisi elihamba phambili elizinikele ekuthuthukisweni kochwepheshe, ukukhiqiza nokuthengisa izintambo ze-solar photovoltaic. Izintambo eziseceleni ze-photovoltaic DC ezakhiwe futhi zakhiqizwa inkampani zithole izitifiketi ezikabili ezivela ku-TÜV yaseJalimane ne-American UL. Ngemva kweminyaka yokuzijwayeza ukukhiqiza, inkampani iqongelele ulwazi olucebile lwezobuchwepheshe kuzintambo ze-solar photovoltaic futhi inikeza amakhasimende imikhiqizo namasevisi aphezulu.
I-TÜV eqinisekisiwe ye-PV1-F photovoltaic DC imininingwane yekhebula
| Umqhubi | I-insulator | Ukugqoka | Izici zikagesi | ||||
| Isigaba esiphambanayo mm² | Ububanzi bentambo | Ububanzi | Ukuqina okuncane kwe-insulation | Ububanzi bangaphandle be-insulation | Ukujiya ubuncane bokunamathela | I-diameter yangaphandle eqediwe | Ukumelana ne-conductor 20℃ Ohm/km |
| 1.5 | 30/0.254 | 1.61 | 0.60 | 3.0 | 0.66 | 4.6 | 13.7 |
| 2.5 | 50/0.254 | 2.07 | 0.60 | 3.6 | 0.66 | 5.2 | 8.21 |
| 4.0 | 57/0.30 | 2.62 | 0.61 | 4.05 | 0.66 | 5.6 | 5.09 |
| 6.0 | 84/0.30 | 3.50 | 0.62 | 4.8 | 0.66 | 6.4 | 3.39 |
| 10 | 84/0.39 | 4.60 | 0.65 | 6.2 | 0.66 | 7.8 | 1.95 |
| 16 | 133/0.39 | 5.80 | 0.80 | 7.6 | 0.68 | 9.2 | 1.24 |
| 25 | 210/0.39 | 7.30 | 0.92 | 9.5 | 0.70 | 11.5 | 0.795 |
| 35 | 294/0.39 | 8.70 | 1.0 | 11.0 | 0.75 | 13.0 | 0.565 |
I-UL eqinisekisiwe ye-PV photovoltaic DC imininingwane yomugqa
| Umqhubi | I-insulator | Ukugqoka | Izici zikagesi | ||||
|
AWG | Ububanzi bentambo | Ububanzi | Ukuqina okuncane kwe-insulation | Ububanzi bangaphandle be-insulation | Ukujiya ubuncane bokunamathela | I-diameter yangaphandle eqediwe | Ukumelana ne-conductor 20℃ Ohm/km |
| 18 | 16/0.254 | 1.18 | 1.52 | 4.3 | 0.76 | 4.6 | 23.2 |
| 16 | 26/0.254 | 1.5 | 1.52 | 4.6 | 0.76 | 5.2 | 14.6 |
| 14 | 41/0.254 | 1.88 | 1.52 | 5.0 | 0.76 | 6.6 | 8.96 |
| 12 | 65/0.254 | 2.36 | 1.52 | 5.45 | 0.76 | 7.1 | 5.64 |
| 10 | 105/0.254 | 3.0 | 1.52 | 6.1 | 0.76 | 7.7 | 3.546 |
| 8 | 168/0.254 | 4.2 | 1.78 | 7.8 | 0.76 | 9.5 | 2.813 |
| 6 | 266/0.254 | 5.4 | 1.78 | 8.8 | 0.76 | 10.5 | 2.23 |
| 4 | 420/0.254 | 6.6 | 1.78 | 10.4 | 0.76 | 12.0 | 1.768 |
| 2 | 665/0.254 | 8.3 | 1.78 | 12.0 | 0.76 | 14.0 | 1.403 |
| 1 | 836/0.254 | 9.4 | 2.28 | 14.0 | 0.76 | 16.2 | 1.113 |
| 1/00 | 1045/0.254 | 10.5 | 2.28 | 15.2 | 0.76 | 17.5 | 0.882 |
| 2/00 | 1330/0.254 | 11.9 | 2.28 | 16.5 | 0.76 | 19.5 | 0.6996 |
| 3/00 | 1672/0.254 | 13.3 | 2.28 | 18.0 | 0.76 | 21.0 | 0.5548 |
| 4/00 | 2109/0.254 | 14.9 | 2.28 | 19.5 | 0.76 | 23.0 | 0.4398 |
Ukukhetha ikhebula lokuxhuma le-DC elifanele kubalulekile ekusebenzeni okuphephile nokusebenza kahle kwesistimu ye-photovoltaic. I-Danyang Winpower Wire & Cable inikeza isisombululo esiphelele sezintambo ze-photovoltaic ukuze unikeze isiqinisekiso sokusebenza esisebenzayo nesizinzile sesistimu yakho ye-photovoltaic. Masisebenze ndawonye ukuze sifinyelele ukuthuthukiswa okusimeme kwamandla avuselelekayo futhi sibambe iqhaza ekuvikelweni kwemvelo eluhlaza! Sicela ukhululeke ukuxhumana nathi, sizokusebenzela ngenhliziyo yonke!
Isikhathi sokuthumela: Oct-15-2024