Lithapo tsa Solar PVke likarolo tsa mantlha bakeng sa sistimi efe kapa efe ea letsatsi ea PV mme li bonoa e le mohala oa bophelo o hokahanyang liphanele tsa motho ka mong ho etsa hore sistimi e sebetse.Matla a hlahisoang ke liphanele tsa letsatsi a fetisetsoa sebakeng se seng ho bolelang hore re hloka lithapo ho fetisetsa matla a tsoang liphanele tsa letsatsi - ke moo likhoele tsa letsatsi li kenang teng.
Tataiso ena e tla sebetsa e le selelekela sa lithapo tsa solar tsa 4mm - lithapo tsa letsatsi tse sebelisoang haholo ho bapa le lithapo tsa 6mm.Re tla hlalosa phapang lipakeng tsa likhoele/lithapo, mekhoa ea boholo, le ho kenya thapo ea letsatsi ea 4mm.
Lithapo tsa Solar Vs.Likhoele: Phapano ke Efe?
Mantsoe a reng "terata" le "cable" a nkoa a tšoana le sechaba, empa ha e le hantle ho na le phapang e khōlō pakeng tsa tse peli.Solar panel ke sehlopha sa li-conductor tse ngata ha terata e le conductor e le 'ngoe feela.
Sena se bolela hore lithapo ha e le hantle ke likaroloana tse nyane tse etsang thapo e kholoanyane.Mohala oa letsatsi oa 4mm o na le lithapo tse nyane tse ngata ka har'a thapo tse sebelisetsoang ho fetisetsa motlakase lipakeng tsa li-endpoints tse fapaneng sebakeng sa ho seta letsatsi.
Lithapo tsa Solar: 4mm Selelekela
Ho utloisisa hore na lithapo tsa letsatsi tsa 4mm li sebetsa joang, re tlameha ho senya ho ea ho likarolo tsa motheo tse etsang mohala: Lithapo.
Mohala o mong le o mong o ka har'a thapo ea 4mm e sebetsa joalo ka conductor mme thapo e na le li-conductors tse joalo tse ngata.Lithapo tsa letsatsi li entsoe ka thepa e tiileng e kang koporo kapa aluminium.Lisebelisoa tsena li fana ka khokahanyo e ka tšeptjoang le bokhoni ba ho fetisetsa motlakase ho tloha mahlaseli a letsatsi ho ea lapeng.
Ho na le mefuta e 'meli ea lithapo: terata e le 'ngoe le terata e kholehileng.Tepo e le 'ngoe kapa terata e tiileng e sebetsa e le mokhanni a le mong ka hare ho thapo 'me mohala o atisa ho kenngoa ka lera le sireletsang e le ho o sireletsa linthong tsa motheo.Ho sebelisoa lithapo tse le 'ngoe bakeng sa likhoele tsa motlakase tsa mantlha ka tlung ho kenyelletsa le lithapo tsa letsatsi.Li atisa ho ba khetho e theko e tlaase ha li bapisoa le lithapo tse khoelehileng empa li ka fumanoa feela ka li-gauge tse nyenyane.
Lithapo tse koetsoeng ke mor'abo e moholo oa mehala e le 'ngoe' me "khoele" e bolela hore terata ke khokahanyo ea lithapo tse fapaneng tse sothehileng hammoho ho etsa mohala o le mong oa mantlha.Lithapo tse koetsoeng li sebelisoa litsing tsa letsatsi empa li boetse li na le lisebelisoa tse ling - haholo-holo likoloi tse tsamaeang joalo ka likoloi, literaka, litereilara, joalo-joalo. theko e phahameng haholo.Lithapo tse ngata tsa letsatsi li tla le lithapo tse holetsoeng.
4mm Solar Cable ke eng?
Mohala oa letsatsi oa 4mm ke thapo e tenya ea 4mm e nang le bonyane lithapo tse peli tse koaheletsoeng hammoho tlas'a sekoahelo se le seng sa tšireletso.Ho ipapisitsoe le moetsi, thapo ea 4mm e kanna ea ba le likhoele tse 4-5 kahare kapa e ka ba le lithapo tse 2 feela.Ka kakaretso, lithapo li arotsoe ho latela palo eohle ea lithapo tse lekanyang.Ho na le mefuta e fapaneng ea likhoele tsa letsatsi: lithapo tsa letsatsi, lithapo tsa letsatsi tsa DC, le likhoele tsa solar AC.
Lithapo tsa Solar DC
Lithapo tsa DC ke lithapo tse sebelisoang haholo bakeng sa likhoele tsa letsatsi.Sena ke hobane DC current e sebelisoa malapeng le liphanele tsa letsatsi.
- Ho na le mefuta e 'meli e tsebahalang ea likhoele tsa DC: Lithapo tsa Modular DC le likhoele tsa DC.
Lithapo tsena ka bobeli li ka kopanngoa le liphanele tsa hau tsa letsatsi tsa PV mme sohle seo u se hlokang ke sehokelo se senyane ho hokahanya likhoele tse fapaneng tsa DC.Ka tlase re hlalosa mokhoa oa ho hokahanya likhoele tsa letsatsi tsa 4mm ka likhokahanyo tse ka rekoang lebenkeleng lefe kapa lefe la lisebelisoa.
DC Solar Cable: 4mm
4mm DCthapo ea pvke e 'ngoe ea lithapo tse sebelisoang haholo bakeng sa likhokahano tsa letsatsi.Haeba u batla ho hokahanya thapo ea letsatsi ea 4mm, ha e le hantle u tlameha ho hokahanya likhoele tse ntle le tse mpe ho tloha likhoeleng ka kotloloho ho sesebelisoa sa motlakase sa letsatsi (ka linako tse ling se bitsoa 'lebokose la jenereithara').Matla a tsoang ho li-modules a etsa qeto ea terata eo ue hlokang.Ho sebelisoa likhoele tsa 4mm ha mefuta e meng e tsebahalang joalo ka likhoele tsa letsatsi tsa 6mm le likhoele tsa letsatsi tsa 2.5mm li fumaneha ho latela litlhoko tsa hau.
Lithapo tsa letsatsi tsa 4mm hangata li sebelisoa kantle moo khanya ea letsatsi e li chabelang, ho bolelang hore boholo ba tsona ha li na UV.Ho lula u sireletsehile lipotolohong tse khutšoane, setsebi se tlameha ho etsa bonnete ba hore ha se hokelle likhoele tse ntle le tse mpe thapong e le 'ngoe.
Esita le likhoele tsa DC tse nang le terata e le 'ngoe lia sebelisoa ebile li ka fana ka ts'epahalo e phahameng.Mabapi le 'mala, hangata o na le mohala o mofubelu (motlakase) le o moputsoa (tefiso e mpe).Lithapo tsena li pota-potiloe ke phanele e teteaneng ea ho kenya letsoho ho li sireletsa mochesong le puleng.
Hoa khonahala ho hokahanyaterata ea letsatsilikhoele ho inverter ea matla a letsatsi ka mekhoa e mengata.Tse latelang ke likhetho tse tsebahalang haholo tsa khokahano:
- Mokhoa oa khoele ea node.
- Lebokose la motsoako oa DC.
- Khokahano e tobileng.
- Cable ea khokahanyo ea AC.
Haeba o batla ho hokela o sebelisa thapo ea khokahanyo ea AC, o tla hloka ho sebelisa lisebelisoa tsa ts'ireletso ho hokela li-invertor ho grid ea motlakase.Haeba motlakase oa letsatsi ke inverter ea mekhahlelo e meraro, likhokahano tse ngata tse tlase tsa mofuta ona li entsoe ka likhoele tse hlano tsa AC.
Lithapo tse hlano tsa mantlha tsa AC li na le lithapo tse 3 bakeng sa mekhahlelo e 3 e fapaneng e tsamaisang motlakase: e ntle, e mpe, le e sa nke lehlakore.Haeba u na le solar system e nang le inverter ea karolo e le 'ngoe u tla hloka likhoele tse 3 ho e hokela: terata e phelang, terata e fatše, le terata e sa nke lehlakore.Linaha tse fapaneng li ka ba le melao ea tsona mabapi le khokahanyo ea letsatsi.Lekola habeli ho netefatsa hore o latela melao ea naha ea lehae.
Ho itokiselletsa ho kenya: Mokhoa oa ho Fetola Lik'habole tsa Solar A Solar System
Sizing ke e 'ngoe ea likarolo tsa bohlokoahali ha o hokela lithapo tse fapaneng ho sistimi ea PV.Taba ea bohlokoa bakeng sa polokeho e le ho qoba li-fuse tse khutšoane le ho chesa haholo ha o e-na le ho phahama ha matla - haeba thapo e sa khone ho sebetsana le matla a eketsehileng, e tla phatloha 'me sena se ka baka mollo tsamaisong ea letsatsi.Kamehla u fete holim'a thapo eo u e hlokang hobane ho ba le thapo e nyane ho bolela hore u kotsing ea ho cha le ho qosoa ke molao hobane ha ho molaong libakeng tse ngata.
Mona ke lintlha tse ka sehloohong tse khethollang boholo bo hlokahalang ba cable ea letsatsi:
- Matla a liphanele tsa letsatsi (ke hore matla a ho hlahisa - haeba o na le matla a mangata, o hloka boholo bo boholo).
- Sebaka pakeng tsa lisebelisoa tsa letsatsi le meroalo (haeba u na le sebaka se seholo pakeng tsa tse peli, u hloka tšireletso e phahameng / boholo ho netefatsa tsela e sireletsehileng).
Cable Cross-Sections Bakeng sa Main Solar Cable
Haeba o hokela karolo ea solar ka letoto (mokhoa o tsebahalang haholo), li-inverter tsa hau li tlameha ho beoa haufi le khaontara ea ho fepa ka hohle kamoo ho ka khonehang.Haeba li-inverters li le hole le kamore ea ka tlung, bolelele ba thapo ea letsatsi bo ka baka tahlehelo e ka bang teng lehlakoreng la AC le DC.
Ntlha ea bohlokoa mona ke ho netefatsa hore motlakase o hlahisoang ke lisebelisoa tsa letsatsi o khona ho fihla ka hohle kamoo ho ka khonehang ntle le tahlehelo leha e le efe ho motlakase oa letsatsi.Lithapo tsa letsatsi li na le ts'ebetso ea tahlehelo haeba li le mochesong oa tikoloho.
Botenya ba thapo ka har'a mohala o moholo oa letsatsi oa DC o ka ba le tšusumetso ho thibela tahlehelo kapa ho boloka tahlehelo e le maemong a loketseng - ke ka lebaka leo ha mohala o le motenya, o leng betere ho feta kamoo o leng teng.Bahlahisi ba rala lithapo tsa letsatsi tsa DC ka tsela eo tahlehelo e nyane ho feta tlhahiso e phahameng ea jenereithara.Lithapo tsa letsatsi li na le khanyetso 'me ho theoha ha motlakase sebakeng sena sa ho hanyetsa ho ka baloa.
Mokhoa oa ho Fumana Cable ea boleng ba 4mm Solar
Lintlha tse latelang ke lintlha tse ka sehloohong tse khethollang hore na u na le thapo ea letsatsi ea boleng ba 4mm:
Ho hanyetsa boemo ba leholimo.Thapo ea 4mm e tlameha ho hanana le mocheso o phahameng le ho hanyetsa UV.Lithapo tsa letsatsi li sebelisoa libakeng tse futhumetseng 'me li tlas'a mahlaseli a malelele a letsatsi le mongobo.
Boemo ba mocheso.Lithapo tsa letsatsi li lokela ho etsoa ho mamella mocheso o tlase joalo ka -30 ° le ho feta +100 °.
Boleng bo tiileng ba ho haha.Lithapo li tlameha ho hanela ho kobeha, tsitsipano le ho hatelloa ha khatello.
Bopaki ba asiti le bopaki ba motheo.Sena se tla etsa bonnete ba hore thapo e ke ke ea qhibiliha haeba e ka pepesetsoa lik'hemik'hale tse kotsi.
E thibang mollo.Haeba thapo e e-na le lintho tse thibelang lelakabe, ho tla ba thata hore mollo o hasane ha ho ka ba le ho robeha.
Bopaki ba nako e khuts'oane.Cable e tlameha ho hanana le li-circuits tse khutšoane le ha mocheso o le holimo.
Sekoaelo se sireletsang.Matlafatso e eketsehileng e tla sireletsa thapo ho litoeba tse ka bang teng le mohloa o ka e hlafunang.
Mokhoa oa ho hokela Cable ea Solar ea 4mm
Rea u amohela ho tataiso ea rona mabapi le ho hokahanya likhoele tsa letsatsi tsa 4mm.Bakeng sa ho hokahanya likhoele tsa letsatsi, o tla hloka lisebelisoa tse 2 tsa mantlha: Mohala oa 4mm leSehokelo sa Solar PV MC4.
Lithapo tsa letsatsi li hloka likhokahano e le hore li ka li hokela sebakeng se nepahetseng 'me mofuta oa sehokelo o tsebahalang haholo oa lithapo tsa letsatsi tse 4mm ke sehokelo sa MC4.
Sehokelo sena se sebelisoa liphanele tse ncha tsa letsatsi 'me se fana ka tšireletso e thibelang metsi kapa lerōle bakeng sa likhoele.Lihokelo tsa MC4 li theko e tlase ebile li sebetsa hantle ka likhoele tsa 4mm, ho kenyeletsoa lithapo tsa letsatsi tsa 6mm.Ha u ka reka phanele e ncha ea letsatsi u tla be u se u e-na le lihokelo tsa MC4 tse hokelletsoeng ka kotloloho ho bolelang hore ha u na ho tlameha ho li reka u le mong.
- Tlhokomeliso: Lihokelo tsa MC4 ke lisebelisoa tse ncha 'me ha li sebetse ka likhoele tsa MC3.
Bothata bo boholo ka mekhoa e mengata ea matla a letsatsi ke hore re batla ho fumana motlakase ho tloha liphanele tse khomaretsoeng marulelong ho ea sebakeng se seng ka tlung.Mokhoa o le mong feela oa ho etsa sena ke ho reka likhoele tse sehiloeng esale pele tse fapaneng ka bophara (hangata maoto a 10-30), empa tsela e betere ke ho reka bolelele ba thapo eo o e hlokang le ho e hokahanya le likhokahanyo tsa MC4.
Joalo ka thapo efe kapa efe, o na le likhokahano tsa banna le basali thapong ea MC4.U tla hloka lisebelisoa tsa mantlha tse kang thapo ea letsatsi ea 4mm, likhokahanyo tsa MC4 tsa banna/basali, li-strippers, li-crimp le metsotso e ka bang 5-10 ea nako ea hau ho etsa mosebetsi.
1) Beha Lihokelo
Sehokelo ke karolo ea bohlokoa ka ho fetisisa hobane se hokahanya likhoele le solar panel ea hau.Pele u lokela ho beha letšoao holim'a tšepe ho bontša hore na u batla hore sehokelo se kene hole hakae sehokelong sa hau se seng se ntse se le teng, 'me haeba thapo e fetela ho feta letšoao leo u ka 'na ua se ke ua khona ho kopanya lihokelo tsa MC4 hammoho.
2) Crimp Male Connector
U hloka sesebelisoa sa crimp bakeng sa crimping 'me re khothaletsa sehokelo sa MC4 4mm crimp hobane se tla u fa khokahano e tiileng le ho tšoara likhoele hammoho ha u ntse u khoahlapisa.Lisebelisoa tse ngata tsa crimp li ka ba le chelete e kaalo ka $40.Ena ke karolo e bonolo ea ts'ebetso ea ho seta.
Qala ka ho fetisa screw nut holim'a crimp ea hau ea tšepe ebe u etsa bonnete ba hore ntlo ea polasetiki e na le sekhechana se sa khutleng ka hare ho eona.Haeba u sa ka ua beha nate holim'a thapo pele, u ke ke ua khona ho tlosa ntlo ea polasetiki.
3) Kenya 4mm Cable
Ho nka hore u khaolitse thapo ea letsatsi ea 4mm ka ho le letona, hang ha u e sutumelletsa sehokelong u lokela ho utloa molumo o reng "tobetsa" o bontšang hore u e sirelelitse ka mokhoa o sireletsehileng.Mothating ona o batla ho notlela thapo ka tlung ea polasetiki.
4) Washer e sireletsehileng ea Rubber
U tla hlokomela hore washer ea tiiso (hangata e entsoeng ka rabara) e phalla qetellong ea mohala.Sena se fana ka ho ts'oara ho tiileng bakeng sa thapo ea letsatsi ea 4mm hang ha o tiisa nate ka har'a ntlo ea polasetiki.Etsa bonnete ba hore o e tiisa haufi-ufi, ho seng joalo, sehokelo se ka potoloha thapo mme sa senya khokahano.Sena se phethela khokahanyo bakeng sa sehokelo sa monna.
5) Crimp Female Connector
Nka thapo 'me u behe sekoti se senyenyane holim'a eona ho etsa bonnete ba hore ho kopana ho molemo ka holim'a crimp.U tla tlameha ho hlobolisa sekoaelo sa cable ka chelete e nyane ho pepesa terata bakeng sa crimping.Khaola sehokelo sa setšehali ka mokhoa o tšoanang le oo u entseng e tona mohatong oa bobeli.
6) Hokela Cable
Mothating ona, o tlameha feela ho kenya mohala.Seo u hlokang ho se etsa feela ke ho fetisa nate ea screw holim'a thapo ebe u sheba washer ea rabara hape.Ebe o hloka ho sutumelletsa thapo ea crimped ka tlung ea basali.U lokela ho utloa molumo oa "Click" le mona 'me ke kamoo u tla tseba hore u e notletse sebakeng seo.
7) Teko ea Khokahano
Boemo ba ho qetela ba mokhoa oa ho hokahanya ke ho leka khokahanyo.Re khothaletsa ho lekola lihokelo tsa MC4 pele u li hokela ho liphanele tse kholo tsa letsatsi kapa tefiso e laoloang ho netefatsa hore tsohle li sebetsa hantle.Haeba khokahano e sebetsa, ke ka moo o tla netefatsa hore o tla ba le khokahano e tsitsitseng lilemo tse tlang.
Nako ea poso: Oct-03-2021