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Njengoko iiprojekthi ze-photovoltaic zikhula ngokukhawuleza kwaye zisebenza kwiimeko ezinzima, ukusebenza kwento nganye kubalulekile—ingakumbi iziseko zekhebula ezithwala amandla e-DC kulo lonke uluhlu. Intlanganiso yakutshanje yeshishini lelanga le-PNTTECH ihlanganise abathunywa abangaphezu kwama-250, iinjineli, ababoneleli, kunye neenkokheli zoshishino ukuze bahlole indlela uyilo olungcono lwenkqubo olunokuphucula ngayo ukusebenza kakuhle, ukuqina, kunye nexabiso leprojekthi yexesha elide. Iingxoxo zigxile kwinkqubela phambili ebonakalayo efana ne 1500V Uyilo lwe-DC, olunokunciphisa ukulahleka kombane ukuya kuthi ga kwi-2.5%, kunye nemfuno ekhulayo yeIntambo yelanga izisombululo ezinokumelana nokuvezwa yi-UV, ukufuma, kunye namaqondo obushushu ukusuka kwi--40°C ukuya kwi-+90°C kwiminyaka engama-25 yobomi benkonzo.
Isishwankathelo seSemina yeShishini leSolar yePNTTECH
Kutshanje sigqibe iSeminar yeLawn yePNTTECH yeSolar Industry ka-2026 ebilindelwe kakhulu, umsitho ophawule isiganeko esibalulekileyo kwiingcali zamandla avuselelekayo kwihlabathi liphela. Sihlanganisene kwindawo ebanzi, evulekileyo ebonisa ngokupheleleyo ukuzinikela kwethu kwindalo esingqongileyo, iinkokheli zoshishino, iinjineli zobugcisa, kunye nababoneleli behlabathi bahlanganisene ukuze babelane ngolwazi olubalulekileyo malunga nokuguquka ngokukhawuleza. umhlaba we-photovoltaicImozulu yayizaliswe lithemba njengoko abathathi-nxaxheba babebandakanyeka kwiingxoxo ezinzulu malunga nendlela yexesha elizayo yotshintsho lwamandla kwihlabathi liphela.
Imvelaphi yeSiganeko kunye nenjongo
Lo msitho waqala ngokusesikweni xa uMnu. Shen wePNTECH Company ethatha iqonga ukuze enze intetho yokwamkela enomtsalane nenembono entle. Wamkela ngobubele waza wavakalisa umbulelo onyanisekileyo kuzo zonke iindwendwe ezazikho, egxininisa umsebenzi wethu odibeneyo wokuphucula ukuveliswa kwamandla okuzinzileyo. Uvakalise ithemba eliqinisekileyo lokuba le saluni iza kuseka iqonga lonxibelelwano elisebenzayo, idibanise amandla ahlukeneyo oshishino, kwaye ihlolisise kunye ulwandle olutsha oluluhlaza lwe-photovoltaics. Amazwi akhe okuvula afaka ukuzithemba okupheleleyo kulo msitho, ebeka ithoni yokusebenzisana kakhulu kunye nokucinga kwangaphambili kubathunywa abangaphezu kwama-250 ababehamba bevela kwihlabathi liphela ukuya kuthatha inxaxheba kule ngqungquthela yeqhinga.
Izihloko eziphambili ezixoxwe ngazo
Kuyo yonke le seminar, iiphaneli zethu ezikhethekileyo zigxile kakhulu kwiziseko zophuhliso ezifunekayo ukuxhasa izityalo zamandla ze-photovoltaic zesizukulwana esilandelayo. Umxholo ophambili nophindaphindayo yayikukuphucula ngokukhawuleza ukusebenza kakuhle kothumelo lwangoku ngqo kwii-solar arrays ezinkulu. Iingcali zobugcisa zigxininise ukuba ukuphucula kwiinkqubo zanamhlanje ze-1500V DC kunokunciphisa ukulahleka kwamandla ngokubanzi ukuya kuthi ga kwi-2.5% xa kuthelekiswa noyilo lwe-1000V oludala, inzuzo enkulu kwimisebenzi yomgangatho wezixhobo. Ngenxa yoko, imfuno yokuqina nokusebenza kakuhle. intambo yelanga Izisombululo bezilawula iingxoxo zobugcisa. Sikwahlolisise iindlela ezintsha ezikhulayo kwiifama ezisebenzisa amandla elanga kunye nemfuneko ebalulekileyo yokuba intambo ephucukileyo engamelani ne-ultraviolet iyakwazi ukumelana noxinzelelo olukhulu lokusingqongileyo kangangeminyaka emininzi yokusetyenziswa rhoqo.
Iinkcazo kunye neeNkcukacha zeCable yeSolar
Into ebalulekileyo esiyifundileyo kwiiseshoni zethu zobugcisa ezigxile kukubaluleka kokuqonda iinkcukacha ezichanekileyo zecandelo ngaphambi kokuba siqalise nayiphi na iprojekthi entsha. Njengoko siyila ii-solar arrays ezinkulu, ezintsonkothileyo, nezisebenza kakuhle, amagama kunye nemilinganiselo yokusebenza kwentambo engaphantsi iba yinto ebaluleke kakhulu kwimpumelelo iyonke kunye nokhuseleko lofakelo.
Imigaqo yeCable yeSolar engundoqo
Xa sixoxa ngomgangatho intambo yelanga, sibhekisa ngokukodwa kwiintambo ezikhethekileyo ezenzelwe ngokukodwa icala langoku elithe ngqo lenkqubo ye-photovoltaic. Ngokungafaniyo neentambo zokwakha zombane eziqhelekileyo, ezi ntambo ziphambili zisebenzisa i-polyolefin edibeneyo (XLPO) yokugquma kunye nejacket yangaphandle. Ezi zinto zikhethekileyo zibonelela ngokumelana okugqwesileyo nokuwohloka kwe-ozone, imitha ye-UV enzima, kunye nokuguquguquka kwemozulu okugqithisileyo. Sihlala sisebenzisa ii-conductors zobhedu ezifakwe imicu emincinci kwezi zicelo ukuthintela i-oxidation nokuqinisekisa ukuba i-conductivity yexesha elide iphezulu kwiindawo ezimanzi. Imigangatho yeshishini iyalela ukuba ezi ntambo mazigcine ukuthembeka kwazo ngokomzimba nangokwezombane ubuncinane iminyaka engama-25 yokusebenza, zinyamezela amaqondo obushushu aphakathi kwe--40°C ukuya kwi-+90°C ngaphandle kokuwohloka okukhulu.
Isikhokelo sokuthelekisa iinkcukacha
Ukunceda iinjineli, abaphathi beeprojekthi, kunye namaqela okuthenga ekwenzeni izigqibo ezinolwazi, siqokelele isikhokelo sokuthelekisa iinkcukacha esisekelwe kumgangatho oqinileyo we-EN 50618 (H1Z2Z2-K) oxoxwe ngawo ngokubanzi ngexesha lesemina. Ukukhetha indawo enqamlezileyo efanelekileyo kubaluleke kakhulu ekunciphiseni ukuhla kwevolthi kunye nokuthintela ukugqithiswa kobushushu okuyingozi kwinkqubo.
| Indawo yokudlula | Uvavanyo oluphezulu lwangoku (kwi-60°C) | Ukumelana okuphezulu komqhubi (kwi-20°C) | Uluhlu lobubanzi bangaphandle |
|---|---|---|---|
| 4.0 mm² | 55 A | 5.09 Ω/km | 5.4 - 6.6 mm |
| 6.0 mm² | 70 A | 3.39 Ω/km | 6.0 - 7.4 mm |
| 10.0 mm² | 98 A | 1.95 Ω/km | 7.2 - 8.8 mm |
Kwinkoliso yofakelo lwezindlu nezorhwebo, uhlobo lwe-4.0 mm² lubonelela ngokulinganisela okufanelekileyo kokuguquguquka komzimba, ukusebenza kakuhle kweendleko, kunye nomthamo owaneleyo wokuthwala umbane. Nangona kunjalo, ii-ground mounts ezisetyenziswayo ezisebenza kumlinganiselo ophezulu we-1500V DC zihlala zifuna Iintambo eziyi-6.0 mm² okanye eziyi-10.0 mm² ukulawula ngokukhuselekileyo i-amperage eyonyukileyo kunye nokunciphisa ukulahleka kwamandla kumgama omde kakhulu wothumelo.
Isikhokelo Esisebenzayo Kubathengi Beentambo Zelanga
Sitshintshela kwiinkcukacha zobugcisa ukuya kwiindlela zokuthenga ezisebenzisekayo, isemina yethu igqitywe ngeengcebiso ezisebenzisekayo kubaphathi beenkonzo zombane kunye namaqela okufakela kwindawo. Ukuqinisekisa izixhobo ezithembekileyo ngomlinganiselo ofanelekileyo kubaluleke kakhulu njengokuqonda ngokupheleleyo iimpawu zazo zombane ezisisiseko.
Izinto ekufuneka ziqwalaselwe malunga nokufunyanwa kwezinto kunye nokufakwa kwazo
Xa ufuna ngenkuthalo isiqinisekiso somgangatho ophezulu intambo yelanga, sicebisa kakhulu abathengi ukuba baqwalasele ngononophelo zombini imiqathango yezinto ezifunekayo kunye neemfuno zokufakelwa ngokomzimba. Ubungakanani obuqhelekileyo be-odolo (ii-MOQ) kwishishini lemveliso lehlabathi buhlala buqala kwiimitha ezingama-5,000 ngokweemfuno, nangona ukucela imibala yejakethi eyenziwe ngokwezifiso okanye izixhobo ezikhethekileyo ezikhusela iimpuku kunokuwunyusa ngokulula lo mda uye kwiimitha ezili-10,000 nangaphezulu. Amaxesha okunika imveliso anokutshintshatshintsha kakhulu, ngokubanzi ehla phakathi kweeveki ezi-3 ukuya kwezi-6 kuxhomekeke ekufumanekeni kobhedu oluluhlaza oluguquguqukayo kunye nokuxinana kokuthunyelwa kwempahla kwihlabathi liphela. Ngexesha lenkqubo yokufakelwa, abasebenzi bomhlaba kufuneka balandele ngokungqongqo imigaqo yokuphatha umenzi. Umzekelo, ukugcina irediyasi encinci egobileyo ubuncinane izihlandlo ezi-4 ubukhulu bangaphandle bentambo kuyimfuneko kakhulu ukuthintela ukuqhekeka okungabonakaliyo kwi-insulation ye-XLP, okunokuthi kukhokelela kwiimpazamo zomhlaba eziyingozi.
Indlela Yokuvavanya Amaqabane Ekhebula Lelanga
Ukuvavanya iqabane eliza kuba liqabane lokuvelisa kufuna umgudu onzulu ojonge ngaphaya kwexabiso elicatshulweyo lokuqala ngemitha nganye. Sicebisa ukuba kuhlolwe ngokupheleleyo ababoneleli abanokubakho ngokusekelwe kumanqanaba abo okusilela kwemveliso anokuqinisekiswa, ekufuneka ahlale engaphantsi komda we-0.1% kwiiprojekthi zeziseko zophuhliso ezisemgangathweni. Ngaphezu koko, iqabane elithembekileyo lokuvelisa kufuneka linikezele ngokulula amaxwebhu ovavanyo apheleleyo, angaphandle. Oku kuquka i-TÜV Rheinland yamva nje okanye I-Ul 4703 iziqinisekiso, eziqinisekisa ngokuqinisekileyo ukuba iimveliso zabo ziphumelele ngempumelelo kuvavanyo oluqinileyo lokungatshisi ilangatye kunye novavanyo lokunyamezela ubushushu olusebenza kwi-120°C kangangeeyure ezingama-20,000 eziqhubekayo. Ngokubeka phambili olu lawulo lomgangatho oluqinileyo kunye nokumisela iindlela zonxibelelwano ezicacileyo kakhulu nabathengisi, amaqela okuthenga anokunciphisa ngempumelelo iingozi zokugcina ixesha elide, aqinisekise ukuthotyelwa kwemithetho, kwaye aqinisekise ukuba utyalo-mali lwawo lwamandla avuselelekayo luhlala lukhona kwiminyaka emininzi yobomi bawo.
Izinto ezibalulekileyo ekufuneka ziqwalaselwe
- Vavanya uyilo lwenkqubo ye-1500V DC kwiiprojekthi zesikali sezixhobo kuba zinokunciphisa ukulahleka kwamandla ukuya kuthi ga kwi-2.5% xa kuthelekiswa noyilo lwe-1000V.
- Cacisa iintambo zelanga ezine-insulation ye-XLPO kunye nejacket yangaphandle ukuphucula ukumelana nemitha ye-UV, i-ozone, kunye nokuvezwa kwemozulu embi.
- Sebenzisa ii-conductors zekotoni ezifakwe imicu emincinci kwiindawo ezimanzi okanye ezingaphandle ze-PV ukunciphisa umngcipheko we-oxidation kunye nokuxhasa ukuhanjiswa kwexesha elide.
- Cwangcisa ukuthengwa kweentambo ze-PV ubuncinane iminyaka engama-25 yokusebenza ukuze kuhambelane nolindelo lokuqina lwezixhobo zelanga zanamhlanje.
- Qinisekisa ukuba iintambo zelanga ezikhethiweyo zinokusebenza ukusuka kwi -40°C ukuya kwi +90°C ngaphambi kokuba zisetyenziswe kwiindawo ezishushu kakhulu okanye kwiindawo ezifuna ukufakelwa.
- Kwizixhobo zelanga ezidadayo nezinye ezivezwe ngaphandle, beka phambili iingcingo eziphucukileyo ezingamelani ne-UV ezenzelwe amashumi eminyaka oxinzelelo lokusingqongileyo.
Imibuzo ebuzwa qho
Yayiyintoni eyona nto yayijoliswe kuyo kwiSemina yeLawn yePNTTECH yeSolar Industry ka-2026?
Iseminari igxile kwiindlela ezisetyenziswa kushishino lwe-photovoltaic, ingakumbi ukusebenza kweentambo zelanga, ukusebenza kakuhle kothumelo lwe-DC, ukuphuculwa kwenkqubo ye-1500V, kunye nezisombululo zocingo ezihlala ixesha elide kwizicelo ezinkulu nezisandula ukuveliswa zelanga.
Kutheni iintambo zelanga zibalulekile kwiinkqubo ze-photovoltaic?
Iintambo zelanga zithwala umsinga othe ngqo ovela kwiimodyuli zePV kwaye kufuneka zimelane nokuvezwa yi-UV, i-ozone, ukufuma, kunye nobushushu obuphezulu ngelixa zigcina uthumelo lwamandla olukhuselekileyo nolusebenzayo kangangeminyaka emininzi.
Zeziphi iingenelo ezinokubonelelwa ziinkqubo ze-1500V DC ezingaphezu kwe-1000V?
Ngokweengxoxo zeseminari, uyilo lwanamhlanje lwe-1500V DC lunokunciphisa ukulahleka kwamandla ngokubanzi ukuya kuthi ga kwi-2.5% xa kuthelekiswa neenkqubo ze-1000V ezindala kwiiprojekthi zelanga ezisetyenziswa kakhulu.
Zeziphi izinto ezisetyenziswa rhoqo kwiintambo zelanga ezikumgangatho ophezulu?
Iintambo zelanga ezisemgangathweni ophezulu zihlala zisebenzisa ii-conductors zekotoni ezifakwe imicu emincinci ezine-cross-linked polyolefin insulation kunye nejacketing ukuphucula i-conductivity, i-oxidation, i-UV resistance, kunye nokuqina kwemozulu.
Iintambo zelanga kufuneka zihlale ixesha elingakanani xa kufakelwa i-PV?
Okulindelweyo kushishino kugxininiswe kwisimemo sesemina sokuba iintambo zelanga zigcine ukuthembeka komzimba kunye nombane ubuncinane iminyaka engama-25 phantsi kweemeko zokusebenza ngaphandle ezinzima.