Izinhlobo zamakhebula elanga-ungakhetha kanjani phakathi kwe-copper core kanye ne-aluminium core?

Kumaphrojekthi we-photovoltaic, ukukhethwa kwekhebula le-copper core noma i-aluminium core cable kuyinkinga ehlala isikhathi eside.Ake sibheke umehluko wabo kanye nezinzuzo.

Umehluko phakathi kwe-copper core ne-aluminium core

1. Imibala yama-cores amabili ihlukile.

2. I-aluminium pv wire inesisindo esincane, kodwa amandla emishini yocingo lwe-aluminium mancane.

3. Ngaphansi komthwalo ofanayo wamandla, ngenxa yokuthi amandla okuthwala amanje e-aluminium mancane kakhulu kunethusi, ububanzi bocingo lwe-aluminium bukhulu kunocingo lwethusi.Isibonelo, ku-6KW yesifudumezi samanzi sikagesi, intambo yethusi engamamitha-skwele ayi-6 yanele, futhi intambo ye-aluminium ingadinga amamitha-skwele ayi-10.

4. Intengo ye-aluminium iphansi kakhulu kuneyethusi, ngakho-ke izindleko zekhebula le-aluminium ziphansi kunezintambo zethusi lapho ibanga elifanayo lihlangabezana nezidingo zokunikezwa kwamandla.Izintambo ze-aluminium nazo zinganciphisa ubungozi bokwebiwa (ngoba intengo yokugaywa kabusha iphansi).

5. Ingxubevange ye-Aluminiyamu ingasetshenziswa njengezintambo ezingenalutho ngaphezulu, ngokuvamile izintambo ze-aluminium eziwumgogodla wensimbi, izintambo zethusi zisetshenziselwa kakhulu izintambo ezigqitshiwe, futhi ngokuvamile azisetshenziselwa izintambo ezingenalutho ngaphandle kokufakwa.

6. Intambo ye-aluminium ilula kakhulu uku-oxidize ekupheleni komugqa wokuxhuma.Ngemuva kokuthi ukuphela komugqa wokuxhuma kufakwe i-oxidized, izinga lokushisa lizokhuphuka futhi othintana naye uzoba mpofu, okuyiphuzu elivamile lokuhluleka (ukuhluleka kwamandla noma ukunqanyulwa).

7. Ukumelana kwangaphakathi kocingo lwethusi kuncane.Intambo ye-aluminum inokumelana okukhulu kwangaphakathi kunocingo lwethusi, kodwa ikhipha ukushisa ngokushesha kunocingo lwethusi.

Ikhebula le-solar copper core ehlukanisekayo

Izinzuzo zezintambo eziyinhloko zethusi

1. Ukumelana okuphansi: ukumelana nezintambo ze-aluminium core cishe izikhathi ezingu-1.68 ziphakeme kunezintambo eziyinhloko zethusi.

2. I-ductility enhle: i-ductility ye-alloy yethusi i-20-40%, i-ductility yethusi kagesi ingaphezu kuka-30%, kanti i-ductility ye-aluminium alloy i-18 kuphela%.

3. Amandla aphezulu: ukucindezeleka okuvunyelwe ekamelweni lokushisa kungafinyelela ku-20 ngethusi kanye ne-15.6kgt / mm2 ye-aluminium.Umkhawulo wamandla okuqina ngu-45kgt/mm2 wethusi no-42kgt/mm2 we-aluminium.I-Copper iphakeme ngo-7-28% kune-aluminium.Ikakhulukazi ingcindezi ekushiseni okuphezulu, ithusi iseno-9~12kgt/mm2 ku-400oc, kuyilapho i-aluminium yehla ngokushesha iye ku-3.5kgt/mm2 ku-260oc.

4. Ukumelana nokukhathala: I-Aluminium kulula ukuphuka ngemva kokugoba ngokuphindaphindiwe, kuyilapho ithusi lingelula.Ngokuya nge-elasticity index, ithusi liphinde libe izikhathi ezingu-1.7 kuya kwezingu-1.8 ngaphezu kwe-aluminium.

5. Ukuzinza okuhle nokumelana nokugqwala: umgogodla wethusi umelana ne-oxidation nokugqwala.Ukusebenza kwesixhumi sekhebula elingumgogodla wethusi kuzinzile, futhi ngeke kube nezingozi ngenxa ye-oxidation.Uma isixhumi sekhebula le-aluminium core singazinzile, ukumelana nokuxhumana kuzokhuphuka ngenxa ye-oxidation nokushisa kuzodala izingozi.Ngakho-ke, izinga lengozi lezintambo eziwumgogodla we-aluminium likhulu kakhulu kunezintambo eziwumgogodla wethusi.

6. Umthamo omkhulu wokuthwala wamanje: Ngenxa yokumelana okuphansi, ikhebula lensimbi yethusi elinesiphambano esifanayo cishe liphakeme ngo-30% kunomthamo ovumelekile wokuthwala wamanje (umthamo omkhulu wamanje ongadlula) wekhebula eliwumgogodla we-aluminium.

7. Ukulahlekelwa kwamandla kagesi aphansi: Ngenxa yokumelana okuphansi kwekhebula eliwumgogodla wethusi, ukwehla kwamandla kagesi ekhebula eliwumgogodla wethusi kuncane uma kugeleza okufanayo esigabeni esifanayo.Ngakho-ke, ibanga elifanayo lokudlulisela lingaqinisekisa ikhwalithi ephezulu kagesi;ngamanye amazwi, ngaphansi kwesimo sokwehla kwe-voltage esivumelekile, ikhebula le-copper core lingafinyelela ibanga elide, okungukuthi, indawo yokufakwa kwamandla kagesi inkulu, enenzuzo ekuhleleni kwenethiwekhi futhi inciphisa Inani lamaphuzu okunikezwa kwamandla.

8. Izinga lokushisa eliphansi lokushisisa: Ngaphansi kwamandla afanayo, ikhebuli eyinhloko yethusi ene-cross-section efanayo inokushisa okuncane kakhulu kunekhebula eliwumgogodla we-aluminium, okwenza ukusebenza kuphephe.

9. Ukusetshenziswa kwamandla okuphansi: Ngenxa yokunciphisa amandla kagesi ethusi, uma kuqhathaniswa nezintambo ze-aluminium, izintambo zethusi zinokulahlekelwa kwamandla okuphansi, okuzuzisa ukuthuthukisa ukusetshenziswa kokukhiqiza amandla nokuvikela imvelo.

10. Ukwakhiwa okulula: Ngenxa yokuthi umgogodla wethusi uyaguquguquka futhi i-radius yokugoba evumelekile incane, kulula ukuphenduka futhi kulula ukudlula;ngoba umgogodla wethusi umelana nokukhathala nokugoba okuphindaphindiwe akulula ukuphuka, kulula ukuxhuma;futhi ngenxa yamandla aphezulu emishini yomgogodla wethusi, Ingakwazi ukumelana nokushuba okukhulu kwemishini, okuletha ukunethezeka okukhulu ekwakhiweni nasekubekweni, futhi idale nezimo zokwakhiwa kwemishini.

Nakuba izintambo zethusi eziyinhloko zinezinzuzo eziningi, empeleni, ngokusho kwezibalo, ezifundazweni lapho imakethe yasekhaya ye-photovoltaic yasekhaya ithuthukiswa khona, i-70% yabakhiqizi be-EPC bazosebenzisa izintambo eziyinhloko ze-aluminium lapho beklama futhi bakha.Emazweni angaphandle, ama-photovoltaics avelayo ENdiya, eVietnam, eThailand nakwezinye izindawo, ingxenye ephezulu yezintambo eziyinhloko ze-aluminium zisetshenziswa.

Uma kuqhathaniswa nezintambo ezivamile ze-aluminium core, izintambo eziwumgogodla wethusi zinhle kakhulu mayelana nomthamo wamanje wokuthwala, ukumelana namandla;kodwa-ke, ngokwethulwa kobuchwepheshe kanye nokusungulwa kwamatheminali okuxhuma asekelayo, amabhuloho kanye namazinga ahambisanayo, izintambo ze-aluminium alloy ziyasikwa Lapho indawo inyuswa ibe yi-150% yendawo ephambanweni ye-copper conductor, akukhona nje ukusebenza kukagesi ngokuhambisana nalokho komqhubi wethusi, amandla aqinile nawo anezinzuzo ezithile phezu komqhubi wethusi, futhi isisindo silula, ngakho-ke ikhebula le-aluminium alloy lifanele ukusetshenziswa kumaphrojekthi we-photovoltaic.Ake sibheke izinzuzo zezintambo ze-aluminium alloy.

I-slocable aluminium alloy pv wire

Izinzuzo zekhebula le-aluminium alloy

Ikhebula le-aluminium alloy ikhebula lamandla elisha elisetshenziswayo elamukela ubuchwepheshe obuthuthukisiwe njengenqubo yokucindezela okukhethekile kanye nokwelashwa kokudonsa.Izintambo ze-aluminium alloy zakha ukushiyeka kwezintambo ezihlanzekile ze-aluminium esikhathini esidlule, zithuthukisa ukuqhutshwa kukagesi, ukusebenza kokugoba, ukumelana nokugqwala kanye nokumelana nokugqwala kwekhebula, futhi zingaqinisekisa ukusebenza okuqhubekayo kwekhebula lapho lilayishwe ngokweqile futhi lishiselwa ngokweqile. isikhathi eside.Ukuqhathaniswa kokusebenza phakathi kwekhebula le-aluminium alloy kanye nentambo yethusi yomgogodla imi kanje:

I-Conductivity

Uma kuqhathaniswa nezintambo zokucaciswa okufanayo, ukuqhutshwa kwe-aluminium alloy conductivity kungu-61% wezinto ezisetshenziswa kakhulu eziyisethenjwa ezisetshenziswa kakhulu, amandla adonsela phansi e-aluminium alloy ngu-2.7g/cm³, futhi amandla adonsela phansi ethusi ngu-8.9g/cm³.Ngaphansi kwevolumu efanayo, i-aluminium Isisindo sekhebula lamandla e-aluminium alloy cishe ingxenye eyodwa kwezintathu yaleso yethusi.Ngokwalokhu kubala, isisindo sekhebula lamandla e-aluminium alloy siyingxenye yekhebula yethusi enomthamo ofanayo wokuthwala wamanje ngaphansi kwesisekelo sokuhlangana nokuhamba kukagesi okufanayo.

Ukumelana ne-creep

Ifomula ekhethekile ye-alloy kanye nenqubo yokwelashwa kokushisa komqhubi we-aluminium ingxubevange yehlisa kakhulu ukuthambekela "kwe-creep" kwensimbi ngaphansi kokushisa nokucindezela, okufana ngokuyisisekelo nokusebenza kokukhasa komqhubi wethusi, futhi kuzinzile njengokuxhuma okwenziwe. ngomqhubi wethusi.

Ukumelana nokugqwala

Uma kuqhathaniswa nezintambo eziwumgogodla wethusi, izintambo zamandla e-aluminium alloy zinokumelana nokugqwala okuphezulu futhi zingamelana nezinhlobo ezahlukahlukene zokugqwala;banokuphikiswa okungcono kwe-oxidation, futhi ukumelana ne-oxidation nokugqwala kwabo izikhathi eziyi-10 kuya kweziyi-100 kunezintambo eziwumgogodla wethusi.Ezindaweni ezinesibabule, njengemigudu yesitimela nezinye izindawo ezifanayo, ukumelana nokugqwala kwezintambo zamandla e-aluminium alloy kungcono kakhulu kunezintambo eziwumgogodla wethusi.

Ukuziphatha kwemishini

Okokuqala, ukugoba ukusebenza.Ngokuvumelana ne-GB/T12706 endaweni egotshwayo yokufakwa kwentambo yethusi, irediyasi egotshwayo yekhebula yethusi iphindwe izikhathi ezingu-10-20 ubukhulu bekhebula, futhi irediyasi egobayo encane yekhebula lamandla e-aluminium alloy izikhathi ezingu-7 ububanzi bekhebula.Ukusetshenziswa kwentambo yamandla e-aluminium alloy kunciphisa Isikhala sesakhiwo sokufaka sinciphisa izindleko zokufaka futhi kulula ukuyibeka.

Okwesibili, ukuguquguquka.Izintambo zamandla e-aluminium alloy zivumelana nezimo kakhulu kunezintambo eziwumgogodla wethusi, futhi ngeke ziqhekeke ngisho noma zicindezelwa ngokuphindaphindiwe.Yehlisa izingozi zokuphepha ezifihliwe phakathi nenqubo yokufaka.

Okwesithathu, amandla okuqina nokunwebeka.Amandla aqinile wezintambo ze-aluminium alloy izikhathi ezingu-1.3 kunamakhebula angumgogodla wethusi, futhi ubude bungafinyelela noma budlule u-30%, okuthuthukisa ukuthembeka nobuhle bokufakwa kwe-span-span.

I-aluminium alloy conductor photovoltaic cable ingancishiswa ngo-0.5 yuan imitha ngayinye ngesisekelo sokuhlangabezana nezidingo.Kodwa-ke, ukusetshenziswa kwamatheminali ayinhlanganisela yethusi ne-aluminium ebhokisini lokuhlangana kuzonyusa izindleko zokucubungula.Ngakho-ke, kunconywa ukusebenzisa imikhiqizo ye-EPC, futhi izindleko zizonke zingancishiswa ngo-20 % ngaphezulu.

Ngokuqondene nokuqhathanisa phakathi kokuhle nokubi, ikakhulukazi kuncike ekusetshenzisweni okubanzi kwezici zemvelo, izici zomphakathi (ezifana nokweba, njll.), Izidingo zokuklama (umthamo owedlulele awukwazi ukuhlangabezana nezintambo ze-aluminium ezikhona, ezivamile ezindaweni eziphansi. -voltage kanye nemithwalo yamandla aphezulu), isabelomali semali kanye nezinye izici eziningi.Yinhle uma isetshenziswa lapho kufaneleka khona, futhi ayikho indlela eqondile yokwahlulela ukuthi yikuphi okuhle nokubi.