2020-11-23
Slocable TUV Solar Panel Cable 4MM 1500V
Iyo DC trunk mutsara ndiyo yekufambisa tambo kubva kune photovoltaic module system kune inverter mushure mekushandurwa nebhokisi rekubatanidza.Kana iyo inverter iri moyo weiyo yese square array system, saka iyo DC trunk line system ndiyo aorta.Nekuti iyo DC trunk line system inotora isina kuvhurika mhinduro, kana tambo iine chikanganiso chepasi, inokonzeresa kukuvadzwa kukuru kune sisitimu uye kunyangwe michina kupfuura AC.Naizvozvo, PV system mainjiniya anongwarira nezve DC hunde tambo kupfuura mamwe mainjiniya emagetsi.
Kusarudza chokwadiDC solar cablenokuti photovoltaic system yakaiswa mumba mako kana muhofisi inokosha pakuita uye kuchengeteka.Tambo dzezuva dzine simba dzakagadzirirwa kuendesa simba rezuva kubva kune chimwe chikamu chegadziriro kuenda kune chimwe kuti rishandurwe kuita simba remagetsi.Waya yako yemazuva ese yemhangura ichaita basa nemazvo uye ungangozopedzisira watadza system.
Kuongorora kwakadzama kweakasiyana mutsaona dzetambo, tinogumisa kuti tambo dzepasi zvikanganiso zvinotora 90-95% yemhosva yese yetambo.Pane zvikonzero zvitatu zvikuru zvekukanganisa kwepasi.Kutanga, iyo tambo yekugadzira kuremara ndeye zvigadzirwa zvisina kukodzera;chechipiri, nharaunda yekushanda ine hasha, kuchembera kwomusikirwo, uye kukuvadzwa nemasimba okunze;chechitatu, kuiswa hakuna kumira uye wiring yakaoma.
Pane chikonzero chimwe chete chechikonzero chepasi---yekudzivirira zvinhu zvetambo.Nzvimbo yekushanda yeDC trunk line ye photovoltaic power plant ine hutsinye.Zviteshi zvemagetsi zvakakura zvepasi zvinowanzo gwenga, nyika ine saline-alkali, ine misiyano yetembiricha yakakura mukati mezuva, uye nharaunda dzine hunyoro.Kune tambo dzakavigwa, zvinodiwa pakuzadza nekuchera matambo etambo zvakakwirira;uye nzvimbo yekushanda yematambo emagetsi akagoverwa haisi nani pane iyo pasi.Tambo dzichamira tembiricha yakanyanya, uye tembiricha yedenga inogona kusvika 100-110 ℃.Iyo moto-uchapupu uye murazvo-unodzoreredza zvinodiwa zvetambo, uye tembiricha yepamusoro ine pesvedzero huru pane insulation yekuputsa voltage yetambo.
Naizvozvo, usati waisa uye nekumhanyisa sisitimu, iwe unofanirwa kuve nechokwadi chekuti saizi yetambo yezuva yakaiswa inoenderana neyazvino uye voltage yehurongwa.Heano mamwe maficha, anofanirwa kutariswa usati wabatidza system;
1. Ita shuwa kuti iyo yakatemerwa voltage yepv dc tambo yakaenzana kana yakakura kupfuura yakayerwa voltage yehurongwa.
2. Iva nechokwadi chokuti ikozvino-inotakura simba yetambo yezuva yakaenzana kana yakakura kudarika ikozvino inotakura simba regadziriro.
3. Iva nechokwadi chekuti tambo dzakakora uye dzakadzivirirwa zvakakwana kuti dzikwanise kumira nemamiriro ekunze munharaunda yako.
4. Tarisa kudonha kwemagetsi kuti uve nechokwadi chekuchengeteka.(Kudonha kwemagetsi hakufanire kudarika 2%.)
5. Kumira kwemhepo ye photovoltaic DC cable inofanira kuva yakakura kudarika yakawanda yemagetsi ehurongwa.
Mukuwedzera, kusarudzwa uye kugadzirwa kwePV DC trunk cables for photovoltaic power stations inofanirawo kufunga: kushandiswa kwekudzivirira kwetambo;iyo-unyoro-uchapupu, inotonhora-uchapupu uye mamiriro ekunze kuramba kwetambo;iyo inodzivirira kupisa uye inodzivirira moto-inodzoreredza kuita kwetambo;nzira yekuisa tambo;iyo conductor zvinhu zvetambo (Copper core, aluminium alloy core, aluminium musimboti) uye iwo muchinjiko-chikamu mitsara yetambo.
Slocable 6mm Solar Wire EN 50618
Mazhinji ePV DC tambo dzakaiswa panze uye dzinoda kuchengetedzwa kubva kuhunyoro, zuva, kutonhora, uye ultraviolet.Naizvozvo, iwo maDC tambo muakagoverwa photovoltaic masisitimu anowanzo sarudza photovoltaic-yakasimbiswa tambo dzakakosha, tichifunga nezvekubuda kweiyo DC yekubatanidza uye photovoltaic modules.Parizvino, anowanzo shandiswa photovoltaic DC tambo ndeye PV1-F 1 * 4mm zvakatemwa.
Ukobvu hwetambo yezuva raunosarudza kune system zvinoenderana nevoltage yehurongwa.Iyo yakakwira iyo system voltage, iyo yakatetepa tambo, nekuti iyo DC ikozvino inodonha.Sarudza inverter yakakura kuti uwedzere system voltage.
Iko kurasikirwa kwemagetsi mu photovoltaic system inogona kuonekwa se: voltage kurasikirwa = kupfuura ikozvino * cable urefu * voltage factor.Iyo inogona kuoneka kubva kune fomula kuti kupera kwevoltage kwakaenzana nehurefu hwetambo.Naizvozvo, iyo musimboti we array kune inverter uye inverter kune parallel point inofanirwa kuteverwa kana uchiongorora pane saiti.Kazhinji, iyo DC mutsara kurasikirwa pakati pe photovoltaic array uye inverter haifaniri kudarika 5% yemagetsi ekubuda kweiyo array, uye AC mutsara kurasikirwa pakati pe inverter uye parallel point haifaniri kudarika 2% yemhepo inobuda ye inverter.Iyo empirical formula inogona kushandiswa mukuita kweinjiniya application:△U=(I*L*2)/(r*S)
Pakati pavo △U: cable voltage donho -V
Ini: Tambo inoda kumira neiyo yakanyanya tambo-A
L: Kureba kwetambo yekuisa -m
S: iyo mhiri-chikamu nzvimbo yetambo-mm²
r: Conductivity of conductor-m/(Ω*mm²), r mhangura =57, r aluminium =34
Usati watenga, ndapota tarisa chiyero chazvino chetambo yezuva.Nekubatanidzwa kweiyo inverter, iyo yakasarudzwa pv dc tambo yakayerwa ikozvino ndeye 1.25 nguva yakanyanya kuenderera ikozvino mune yakaverengerwa tambo.Nepo yekubatana pakati pemukati we photovoltaic array uye pakati pezvirongwa, iyo yakasarudzwa pv dc cable yakarongwa ikozvino ndeye 1.56 nguva yakawanda inopfuurira ikozvino mutambo yakaverengwa.Wese mugadziri, akadaiSlocable, yakaburitsa tafura inoronga kuyerwa kwazvino kwetambo dzakagadzirwa zvichienderana nehukuru hwadzo uye mhando.Ita shuwa yekusarudza chaiyo saizi tambo, nekuti waya idiki zvakanyanya inogona kukurumidza kupisa uye zvakare kutambura kudonha kwakakosha kwemagetsi, izvo zvinokonzeresa kurasikirwa kwemagetsi.
Solar Cable Database
Kureba kwetambo zvakare chinhu chakakosha chekufunga nezvacho pakusarudza tambo yakakodzera kune solar system.Muzviitiko zvakawanda, iyo yakareba waya, zviri nani kutapurirana kwemazuva ano.Asi zviri nani kushandisa mitemo yakapfava yechigunwe kuti uverenge inodiwa waya kureba zvichibva pane ikozvino kugona kwehurongwa.
Yazvino / 3 = saizi yetambo (mm2)
Uchishandisa iyi fomula, unogona kuwana zviri nyore uye yakakodzera system tambo saizi uye kudzivirira chero tsaona kana system kutadza.
Iyo insulating (sheath) layer yezvigadzirwa zvinogoneka yakapfava, inochinjika uye inochinjika, uye iyo yekumusoro layer yakasimba, yakatsetseka, isina roughness, uye ine yakachena gloss.Pamusoro peiyo insulating (sheath) layer inofanirwa kuve yakajeka uye isingakwenye-resistant Mark, zvigadzirwa zvakagadzirwa nezvinhu zvisina kurongeka zvinodzivirira, iyo insulating layer inonzwa yakajeka, brittle, uye isina kuoma.
Tambo dzenguva dzose dzicharatidzwa ne photovoltaic cables.Maka tambo dzakakosha dze photovoltaics, uye makanda ekunze etambo akanyorwa nePV1-F1 * 4mm.
Chiyero chenyika chine data rakajeka pane iyo thinnest point yekufanana kwewaya insulation layer uye avhareji ukobvu.Ukobvu hwekuvharirwa kwewaya yakajairwa hwakafanana, kwete eccentric, uye kudzvanywa zvakasimba pane conductor.
Iwaya musimboti wakagadzirwa kubva mumhangura yakachena zviwanikwa uye inoiswa pasi pekudhirowa kwewaya, annealing (kupfava), uye kumisa.Kumusoro kwayo kunofanirwa kuve kwakajeka, kutsvedzerera, kusina mabhura, uye kusungirira kwakapfava, kwakapfava uye kwakaoma, uye hakusi nyore kutyora.Iyo yakajairika cable core ipepuru-tsvuku copper waya.Iyo musimboti weiyo photovoltaic tambo isirivha, uye muchinjiko-chikamu chepakati ichiri yemhangura waya yepepuru.
Iyo conductor inopenya, uye saizi yeconductor chimiro inosangana nezvinodiwa.Waya netambo zvigadzirwa zvinosangana nezvinodiwa zvechiyero, ingave ari aluminium kana mhangura conductor, inopenya uye isina mafuta, saka iyo DC inopikisa kondakita inosangana neyakajairwa, ine yakanaka conductivity uye yakakwirira kushanda.
Chiratidzo chechigadzirwa chinofanirwa kuratidza zita remugadziri, kero, mushure mekutengesa sevhisi runhare, modhi, chimiro chechimiro, chikamu chezita (kazhinji 2.5 square, 4 square waya, nezvimwewo), yakayerwa voltage (single-core wire 450 / 750V. , maviri-core anodzivirira sheath cable 300/500V), kureba (muyero wenyika unotaura kuti kureba i100M±0.5M), nhamba yevashandi vekuongorora, zuva rekugadzira, uye nhamba yechigadzirwa yenyika kana chiratidzo chetifiketi.Kunyanya, modhi yeimwe-core copper core plastic waya yakanyorwa pachigadzirwa chenguva dzose ndeye 227 IEC01 (BV), kwete BV.Ndapota teerera kune mutengi.
Sechigadzirwa chinokanganisa vanhu uye midziyo, tambo dzagara dzichinyorwa sekutarisa kwehurumende yekutarisa uye yekuongorora.Vagadziri venguva dzose vanoongororwa nedhipatimendi rekutarisa nguva nenguva.Naizvozvo, mutengesi anofanira kukwanisa kupa mushumo wekuongorora wedhipatimendi rekuongorora mhando, zvikasadaro, mhando yewaya uye zvigadzirwa zvetambo inoshaya hwaro.
Pamusoro pezvo, kuona kana iri tambo inodzoreredza moto uye tambo ine irradiated, nzira iri nani ndeyekucheka chikamu nekuchibatidza.Kana ikabatidza uye ichipisa pakarepo, zviri pachena kuti haisi tambo inodzora moto.Kana ikatora nguva yakareba kuti ibatidze, kana yangobva pamoto, inodzima yega, uye hapana kunhuhwirira kunopisa, kunoratidza kuti itambo inodzivirira moto (tambo inodzivirira moto haisi zvachose, zvakaoma. kubatidza).Kana ichipisa kwenguva yakareba, tambo yakavhenekerwa ichava nekunzwika kudiki, nepo tambo isina tambo isina.Kana ichipisa kwenguva yakareba, iyo insulating surface sheath inodonha zvakanyanya, uye dhayamita haina kuwedzera zvakanyanya, zvichiratidza kuti radiation cross-linking kurapwa haina kuitwa.
Uye isa iyo tambo yepakati mumvura inopisa ye90 degree, kudzivirira kwekudzivirira kwetambo ine irradiated hakuzodonha nekukurumidza pasi pemamiriro akajairwa, uye icharamba iri pamusoro pe0.1 megohm/km.Kana kupikisa kudonha nekukurumidza kana kutodzika kupfuura 0.009 megohm pakiromita, tambo haina kuchinjika-yakabatana uye yakavhenekerwa.
Pakupedzisira, pesvedzero yekushisa pakuita kwe photovoltaic dc tambo dzinofanirawo kutariswa.Iyo yakakwirira tembiricha, inodzikira ikozvino-yekutakura kugona kwetambo.Tambo inofanira kuiswa panzvimbo inofefetera sezvinobvira.
Slocable Cable Solar 10mm2 H1Z2Z2-K
Saka kusarudza hukuru hwewaya saizi yeSolar system yako kwakakosha kune zvese kuita uye kuchengetedza zvikonzero.Kana waya dzakaderedzwa, pachave nekudonha kwakakosha kwemagetsi mumawaya zvichikonzera kurasikirwa kwesimba rakawandisa.Mukuwedzera, kana tambo dziri pasi pasi, pane ngozi yokuti waya dzinogona kupisa kusvika kune iyo inotungamirira kukubata moto.
Ikozvino inogadzirwa kubva kune solar panels inofanira kusvika kuBhatiri nekurasikirwa kushoma.Imwe neimwe tambo ine yayo Ohmic kuramba.Kudonha kwemagetsi nekuda kwekupokana uku kunoenderana nemutemo waOhm:
V = I x R (Pano V ndiyo kudonha kwemagetsi patambo, R ndiko kuramba uye ini ndiri ikozvino).
Kupokana (R) kwetambo kunoenderana nematanho matatu:
1. Cable Length: Yakareba tambo, yakawanda ndiyo yakanyanya kuramba
2. Cable Cross-Section Area: Yakakura nzvimbo, iyo duku ndiyo inopikisa
3. Zvinhu zvakashandiswa: Mhangura kana Aluminium.Mhangura ine kushomeka kushoma kana ichienzaniswa neAluminium
Muchishandiso ichi, tambo yemhangura inodiwa.Waya dzemhangura dzakakura pachishandiswa chikero chegeji: American Wire Gauge (AWG).Iyo yakaderera nhamba yegeji, kushoma kushoma iyo waya ine uye saka iyo yakakwirira ikozvino inogona kubata zvakachengeteka.
1. Simba remunda uye kuparadzirwa kwekushushikana kwetambo dze AC dzakaenzana.Iyo cable insulation material inotarisa pane dielectric nguva dzose, iyo isingakanganisi nekushisa;nepo kuparadzirwa kwekushushikana kwetambo dzeDC ndiyo yakanyanya kuvharisa tambo yetambo, iyo inokanganiswa nekupokana kwetambo yekuvharisa zvinhu.Kufurira kweiyo coefficient, iyo insulation zvinhu ine yakashata tembiricha coefficient phenomenon, ndiko kuti, tembiricha inowedzera uye kushorwa kunoderera;
Kana tambo iri kushanda, kurasikirwa kwepakati kuchawedzera tembiricha, uye resistivity yemagetsi yezvinhu zvinodzivirira zvetambo ichachinja zvinoenderana, izvo zvinozoita kuti kushushikana kwemunda wemagetsi kweiyo insulating layer kuchinje zvinoenderana.Mune mamwe mazwi, iyo insulating layer yehukobvu hwakafanana inoshanduka nekuda kwekupisa.Sezvo ichiwedzera, kuparara kwayo kwemagetsi kunoderera maererano.Kune iyo DC trunk mitsara yezvimwe zvakagoverwa magetsi zviteshi, nekuda kwekuchinja kweambient tembiricha, iyo yekuvharisa zvinhu zvetambo zera nekukurumidza kupfuura tambo dzakaiswa pasi.Iyi poindi inofanirwa kutariswa zvakanyanya.
2. Panguva yekugadzirwa kwetambo yekudzivirira tambo, mamwe matsvina achave akanyungudika.Ivo vane diki diki insulation resistivity, uye kugovera kwavo pamwe neradial gwara reiyo insulation layer haina kuenzana, izvo zvinozokonzera akasiyana vhoriyamu resistivities muzvikamu zvakasiyana.Pasi peiyo DC voltage, iyo yemagetsi munda weiyo cable insulation layer ichave yakasiyana.Nenzira iyi, iyo insulation vhoriyamu resistivity inokura nekukurumidza uye ive yekutanga yakavanzika njodzi nzvimbo yekuputsika.
Iyo AC tambo haina chiitiko ichi.Kazhinji, kushushikana uye kukanganisa kweiyo AC tambo zvinhu zvakaenzana zvakazara, nepo kusungirirwa kweiyo DC trunk tambo kunogara kuchinyanya kukanganiswa panzvimbo isina simba.Naizvozvo, iyo AC uye DC tambo mune yekugadzira tambo maitiro anofanirwa kuve akasiyana manejimendi uye zviyero.
3. Cross-yakabatanidzwa polyethylene insulated tambo dzakashandiswa zvakanyanya mumatambo eAC.Ivo vane yakanaka kwazvo dielectric zvivakwa uye zvemuviri zvimiro, uye zvinodhura zvakanyanya.Nekudaro, sematambo eDC, vane dambudziko rekuchaja nzvimbo iro rakaoma kugadzirisa.Inokosheswa zvakanyanya mumatambo eDC DC.
Kana iyo polymer ichishandiswa kuDC tambo yekuvharisa, kune huwandu hukuru hwemisungo yemuno mune yekudzivirira layer, zvichikonzera kuunganidzwa kwechaji yenzvimbo mukati mekuvhara.Iyo pesvedzero yenzvimbo yekuchaja pane insulating zvinhu inonyanya kuratidzwa mune maviri maficha emagetsi emunda kukanganisa maitiro uye isiri-yemagetsi munda kukanganisa maitiro.Mhedzisiro yacho inokuvadza zvakanyanya kune insulating zvinhu.
Iyo inonzi space charge inoreva chikamu chechaji chinodarika kusarerekera kwechikamu chechimiro chechinhu macroscopic.Mune yakasimba, iyo yakanaka kana yakaipa nzvimbo yekuchaja inosungwa kune imwe nzvimbo yesimba nhanho uye inopiwa muchimiro cheakasungwa polaron nyika.Polarization effect.Iyo inodaidzwa kuti space charge polarization inzira yekuunganidza maioni asina kunaka pane iyo interface padivi re electrode yakanaka uye ma ions akanaka pane chinongedzo chiri padivi regetsirodhi nekuda kwekufamba kweion kana maion emahara ari mudielectric.
Munzvimbo yemagetsi yeA AC, kutama kwemhosva dzakanaka uye dzisina kunaka dzezvinhu hazvigoni kuenderera mberi nekuchinja kwekukurumidza mumagetsi emagetsi emagetsi, saka nzvimbo yekuchaja mhedzisiro haizoitike;ichiri munzvimbo yemagetsi yeDC, munda wemagetsi unogoverwa maererano neresistivity, iyo inoumba nzvimbo yekubhadhara uye inokanganisa kugovera kwemagetsi.Kune huwandu hukuru hwematunhu emuno mu polyethylene insulation, uye iyo nzvimbo yekuchaja mhedzisiro yakanyanya kukomba.Iyo muchinjika-yakabatana polyethylene insulation layer ndeyekemikari-yakabatana uye ndeye yakakosha muchinjiko-yakabatana chimiro.Iyo isiri-polar polymer.Kubva pakuona kwechimiro chese chetambo, tambo pachayo yakafanana necapacitor yakakura.Mushure mekutapurirana kweDC kwamiswa, zvakaenzana nekupedzwa kwekuchaja capacitor.Kunyangwe iyo conductor core yakadzikwa, haigone kuburitswa zvine mutsindo.Huwandu hukuru hwesimba reDC richiripo mutambo, inova iyo inonzi space charge.Aya machaji enzvimbo haana kuita semagetsi eAC.Iyo tambo inopedzwa neiyo dielectric kurasikirwa, asi inopfumiswa pane tambo defect;iyo cross-linked polyethylene insulated tambo, pamwe nekuwedzera kwekushandisa nguva kana kudzongonyedzwa kazhinji uye shanduko musimba razvino, inounganidza yakawanda uye yakawanda nzvimbo yekuchaja.Kurumidza kumhanyisa kuchembera kweiyo insulating layer, nekudaro ichikanganisa hupenyu hwesevhisi.Naizvozvo, kuita kwekudzivirira kweiyo DC trunk tambo ichiri yakanyatsosiyana neiyo yeAC tambo.
Dongguan Slocable Photovoltaic Technology Co.,LTD.
Wedzera: Guangda Manufacturing Hongmei Sayenzi neTekinoroji Park, Nhamba 9-2, Hongmei Chikamu, Wangsha Road, Hongmei Town, Dongguan, Guangdong, China
TEL:0769-22010201
