Ukuqinisekisa ukuphepha nokusebenza: umhlahlandlela wokuxhumeka kokuxhumeka kwe-DC-Side Wiring kuma-inverters wokugcina amandla endlu

Njengoba izinhlelo zokugcina indawo zasendlini ziba zithandwa ngokwengeziwe, ziqinisekisa ukuphepha kanye nokwenza umsebenzi wazo, ikakhulukazi ohlangothini lwe-DC, kubaluleke kakhulu. Ukuxhumeka okuqondile kwamanje (i-DC) phakathi kwamaphaneli elanga, amabhethri, kanye nama-inverterers kubalulekile ekuguquleni amandla elanga asebenzise ugesi osebenzisekayo futhi abeke kahle. Lo mhlahlandlela uhlinzeka ngesibukezo sokucatshangelwa okusemqoka, imikhuba emihle kakhulu, namaphutha ajwayelekile okufanele uwagweme lapho ufaka futhi ugcina ukuxhumeka kokuxhumeka kwe-DC-Side Wiring kuma-inverters okugcina amandla endlu.

Ukuqonda uhlangothi lwe-DC-ohlangothini lwendlu yokugcina amandla

Uhlangothi lwe-DC lwe-Inverter Yezitoreji Amandla lapho ugeleza kagesi oqondile phakathi kwamaphaneli elanga kanye nebhange lebhethri ngaphambi kokuguqulwa ukuze kuguqulwe kuguqulwe kwamanje (AC) ukuze kusetshenziswe amanje (AC) ukuze kusetshenziswe ekhaya. Loluhlangothi lwesistimu lubalulekile ngoba luphatha ngokuqondile ukukhiqizwa kwamandla nokugcinwa.

Ngokusetha okujwayelekile kwamandla elanga, amaphaneli elanga akhiqiza ugesi we-DC, ohamba ngezintambo kanye nezinye izakhi ukukhokhisa amabhethri. Amandla agciniwe kumabhethri nawo efomu le-DC. I-Inverter bese iguqula lokhu kugcinwa kukagesi okugcinwe ku-DC ku-AC Power ukuhambisa impahla yasendlini.

Izakhi ezibalulekile ze-DC-Side zifaka:

I-solar pv cables eyethutha ugesi kusuka kumaphaneli kuya kwi-inverter nebhethri.
Izixhumi ezixhumanisa izintambo namadivayisi, ziqinisekisa ukudluliselwa kwamandla abushelelezi.
Fuse futhi ushintshele ukuphepha, ukulawula nokukhipha amandla njengoba kudingeka.

Ukucatshangelwa Kokuphepha Okusemqoka kwe-DC-Side Wiring

Izindlela ezifanele zokuphepha ze-DC-Side uxhumano Wiring zibalulekile ukuvikela izingozi zikagesi futhi ziqinisekise ukusebenza kwesikhathi eside. Nazi ezinye zezinto ezibalulekile okufanele uzigcine engqondweni:

Ukufakwa kwekhebula kanye nosayizi: Kusetshenziswa izintambo ngokungena kahle kokufakwa kuvinjelwe ukuvuza kukagesi futhi kunciphisa ubungozi bemibuthano emifushane. Ukuthathwa kwekhebula kumele kuhambisane nomthwalo wamanje ukuvikela ukwehla ngokweqile kanye nama-voltage amaconsi, angalimaza ukusebenza kohlelo futhi adale ukulimala.

I-Polarity efanelekile: Kuzinhlelo ze-DC, ukubuyisa ubumbano kungadala ukwehluleka kwemishini noma ukulimala. Ukuqinisekisa ukuxhumeka kocingo okulungile kubalulekile ukuze ugweme ukungasebenzi kahle okungathi sína.

Ukuvikelwa okuphezulu: Ukweqiwa kungalimaza izingxenye zikagesi ezibucayi futhi kubangele imililo. Vikela uhlelo ngokusebenzisa ama-fuse kanye nabaqhekezi besekethelayo abafanisa ukugeleza kwamanje ku-wiring ye-DC-Side Wiring.

Isisekelo: Isisekelo esifanele siqinisekisa ukuthi noma yimuphi umuntu ophambukayo aqondiswe ephephile emhlabeni, ehlisa ubungozi bokushaqeka kukagesi kanye nokuqinisekisa ukuqina kohlelo. Izidingo ezihlabayo ziyahluka ngezwe kodwa kufanele zilandelwe ngokuqinile.

Izinhlobo zezintambo ezisetshenziselwa ukuxhumeka kwe-DC-Side

Ukukhetha izintambo ezifanele zokuxhumeka kwe-DC-Side kubalulekile ekuphepheni nasekusebenzeni. Ezinye izinhlobo ezijwayelekile zifaka:

I-Solar PV Cables (H1Z2Z2-K, I-TUV 4703, TUV PV1-F) **: Lezi zintambo zenzelwe ukusetshenziswa kwangaphandle futhi zimelana nemisebe ye-UV, amazinga okushisa aphezulu, kanye nengcindezi yemvelo. Bafaka izinga eliphakeme lokuvumelana nezimo, okwenza balungele izinhlelo zamandla elanga.

Ukubekezelela Okushisa Okuphezulu: Izintambo ze-DC-Side kumele zikwazi ukubekezelela amazinga okushisa aphezulu akhiqizwe ukugeleza kukagesi njalo kusuka kumaphaneli elanga kuya kwi-inverter, ikakhulukazi ngesikhathi samahora okukhanya kwelanga.

Ikhwalithi eqinisekisiwe: Kusetshenziswa amakhamera aqinisekisiwe aqinisekisa ukuhambisana namazinga okuphepha futhi kusiza ukuvikela ukwehluleka kwesistimu. Hlala ukhetha izintambo ezihlangabezana ne-IEC, Tuv, noma izindinganiso ze-Ul.

Imikhuba emihle yokufaka i-DC-Side Wiring

Ukuqinisekisa ukuphepha nokwethenjwa ekufakweni kwe-DC-Side ukufakwa, landela lezi zindlela ezinhle kakhulu:

Ukuhamba ngekhebula: indlela efanelekile futhi evikelekile ye-DC izintambo zokunciphisa ukuvezwa kwezimo zezulu kanye nomonakalo womzimba. Gwema ukugoba okubukhali, okungadonsa izintambo futhi kubangele ukulimala kwangaphakathi ngokuhamba kwesikhathi.

Ukunciphisa i-Voltage Drop: Ukugcina amakhebula ama-DC amafushane ngangokunokwenzeka kunciphisa ukwehla kwamandla kagesi, okungaphazamisa ukusebenza kahle kohlelo. Uma amabanga amade angenakugwenywa, khuphula usayizi wentambo ukuze unxephezele.

Kusetshenziswa izixhumi ezifanele: Ukuqinisekisa ukuthi izixhumi ziyi-isimo sezulu futhi ziyahambisana nezintambo ezisetshenzisiwe. Izixhumi ezisezingeni eliphansi zingadala ukulahleka kwamandla noma ukubeka izingozi zomlilo.

Ukuhlolwa okujwayelekile nokulungiswa: Hlola i-DC wiring njalo ukuze ugqoke futhi ukuklebhula, kufaka phakathi ukufakwa okulimele, ukuxhumana okulimele, kanye nezimpawu zokugqwala. Ukulungiswa kabusha kungavimbela izingqinamba ezincane ukuthi zingaphenduki ezinkingeni ezinkulu.

Amaphutha ajwayelekile ukugwema e-DC wiring

Ngisho nezinhlelo eziklanywe kahle zihluleka ngenxa yamaphutha alula kwinqubo yokufaka. Gwema lezi zingqephu ezivamile:

Izintambo zekhwalithi ezingaphansi noma eziphansi Hlala ukhetha amakhebuli angakwazi ukubhekana nokukhishwa kwamandla okugcwele kohlelo lwakho.

I-Polarity engalungile: Ukubuyisela ubumbano ohlelweni lwe-DC kungadala ukulimala kwezakhi noma ukwehluleka kwesistimu okuphelele. Hlola kabusha ukuxhumana ngaphambi kokunikeza amandla uhlelo.

Izintambo zokugcwala: i-wiring egcwele kakhulu ingadala amakhebuli ashiye ngokweqile. Qinisekisa izikhala ezifanele kanye nomoya omncane, ikakhulukazi ezikhaleni ezivalekile ezinjengebhokisi lokuhlangana.

Ukunganaki amakhodi endawo: Isifunda ngasinye sinamakhodi aso ezokuphepha kagesi, njenge-NEC kumazinga ase-US noma e-IEC aphesheya. Ukwehluleka ukulandela lokhu kungaholela ekuhlulekeni kwesistimu noma ngezinkinga zomthetho.

Ukuhambisana namazinga nemigomo yamazwe omhlaba

Izinhlelo zokugcina amandla, kufaka phakathi i-wiring yazo ye-DC-Side, kufanele zihambisane namazinga ahlukahlukene aphesheya ukuqinisekisa ukusebenza okuphephile nokuthembekile:

Amazinga we-IEC: Amazinga we-Electrotechnical Commission (IEC) ahlinzeka ngemikhombandlela ye-Global yokuphepha kukagesi nokusebenza.

Izindinganiso ze-Ul: Amazinga we-Labors abhaliwe (Ul) asetshenziswa kabanzi eNyakatho Melika, enikeza umhlahlandlela ekuphepha komkhiqizo kanye nesitifiketi.

I-NEC (Ikhodi kagesi kazwelonke): I-NEC ihlinzeka ngemithetho nemigomo yokufakwa kukagesi e-US. Ukulandela imihlahlandlela ye-NEC kuqinisekisa ukuphepha nokuhambisana.

Ukuhambisana nalezi zindinganiso akuyona nje ukuphepha; Ngokuvamile kuyisidingo sokumboza umshuwalense futhi kungathinta ukufaneleka kohlelo ngezinkuthazo nezaphulelo.

Ukuqapha nokugcina ukuxhumana kwe-DC-Side

Ngisho nezinhlelo ezifakwe kangcono zidinga ukuqapha njalo kanye nokunakekelwa ukuze kuqinisekiswe ukusebenza okuphezulu. Nakhu ukuthi ungahlala kanjani ukusebenzisa:

Ukuhlola okujwayelekile: Hlela amasheke ngezikhathi ezithile zokulimala ngokomzimba, ukugqoka nokunyathela, nokuxhumana okuxekethile. Funa izimpawu zokugqwala, ikakhulukazi kuzilungiselelo zangaphandle.

Ukusebenza Kwesistimu Yokuqapha: Ama-Inverterter amaningi eza nezinhlelo zokuqapha ezakhelwe ngaphakathi ezivumela abasebenzisi ukulandelela ukukhiqizwa kwamandla nokusetshenziswa. Amathuluzi okuqapha angakuqwashisa ezinkingeni njengokulahleka kwamandla okungalindelekile, okungasayina inkinga ye-wiring.

Ukubhekana nezinkinga ngokushesha: Uma kukhona noma yiziphi izimpawu zokugqoka noma ukulimala kutholakala ngesikhathi sokuhlolwa, ukulungisa noma ukufaka ezinye izingxenye ezithintekile ngokushesha. Isenzo esisheshayo singavimba izingqinamba ezincane ukuthi zikhuphuke zibe zimbi.

Ukugcina

Ukuphepha nokusebenza kwama-inverters ezindlu zamandla ezindlu ancike kakhulu ekufakweni okufanele nokunakekelwa kwe-DC-Side Connection Wiring. Ngokulandela imikhuba emihle kakhulu, usebenzisa izinto ezisezingeni eliphakeme, kanye nokulandela amazinga endawo, ungaqinisekisa uhlelo lokugcina oluthembekile nolusebenzayo olusekela izidingo zamandla ezindlu zakho. Njalo cabanga ngokubonisana nabo ochwepheshe bokufakwa okuyinkimbinkimbi, ikakhulukazi lapho ukuthobela amazinga okuphepha kwamanye amazwe kuyadingeka.

Ngokulandela le mihlahlandlela, ngeke uthuthukise ukuphepha kanye nokusebenza kohlelo lwakho kuphela kepha futhi unwebe isikhathi sayo sokuphila futhi wandise ukubuyiselwa kwemali yakho.

Kusukela kwethulwa ngo-2009,Danyang winpower wire & cable mfg Co, Ltd.Ubandakanyeke kakhulu emkhakheni we-elekthronikhi kanye ne-wiring kagesi cishe iminyaka eyi-15, futhi uqongelele ulwazi olucebile lwemboni kanye nokwenza ubuchwepheshe. Sigxile ekuletheni izixazululo ze-Wiring zekhwalithi ephezulu, eziphelele zokuxhumana kwamandla emakethe. Umkhiqizo ngamunye uqinisekiswe ngokuqinile yizinhlangano ezigunyaziwe zaseYurophu nezeMelika futhi ulungele ama-600V aze afike ku-1500V Energy Storage Voltage Systems. Noma ngabe kuyisiteshi esikhulu samandla esitoreji noma uhlelo olusatshalaliswa oluncane, ungathola isisombululo esifanelekile se-DC Side Rection Car Cable.

Iziphakamiso zereferensi zokukhetha izintambo zangaphakathi zama-inverters ezigcina amandla

Kulesi sikhathi sesikhathi sokukhulisa amandla aluhlaza, i-wirePower wire & cabl izosebenza nawe ukuze ihlole imingcele emisha yezobuchwepheshe bokugcina amandla. Ithimba lethu lobuchwepheshe lizokunikeza uhla oluphelele lwe-Energy Storecoft Cable Technology Consulte Technology kanye nokuxhaswa kwensiza. Sicela uxhumane nathi!