——Battery Common Problems
Chikonzero chetiweki-sekutsemuka pamusoro peiyo module ndeyekuti masero anoiswa pasi pemasimba ekunze panguva yewelding kana kubata, kana maseru anongoerekana aoneswa kune tembiricha yakanyanya pakudziya kwakaderera pasina preheating, zvichikonzera kuputika.Iyo network inotsemuka ichakanganisa simba attenuation yemodule, uye mushure menguva refu, marara uye zvinopisa zvinokanganisa zvakananga kuita kwemodule.
Matambudziko emhando yetiweki anotsemuka pamusoro pesero anoda kuongororwa nemaoko kuti azive.Kana mambure epamusoro achinge atsemuka, anozoonekwa pamwero mukuru mumakore matatu kana mana.Kutsemuka kwereticular kwakanetsa kuona neziso rakashama mumakore matatu ekutanga.Iye zvino, mifananidzo inopisa inowanzotorwa nedrones, uye chiyero cheEL chezvikamu zvine nzvimbo dzinopisa zvicharatidza kuti kuputika kwakatoitika.
Masero emagetsi anowanzo kukonzerwa nekusashanda zvisina kunaka panguva yekushongedza, kubata zvisirizvo nevashandi, kana kutadza kwelaminator.Kukundikana kwechikamu chemaslivers, simba attenuation kana kutadza zvachose kwesero rimwe chete kuchakanganisa simba rekugadzirisa module.
Mazhinji mafekitori emodule ikozvino ane hafu-yakatemwa-yakakwirira-simba modules, uye kazhinji kutaura, iyo yekuputsika mwero wehafu-akachekwa ma module akakwira.Parizvino, makambani mashanu makuru uye mana madiki anoda kuti kutsemuka kwakadaro hakubvumidzwe, uye ivo vanoedza chikamu EL mune dzakasiyana siyana.Kutanga, edza mufananidzo weEL mushure mekutumira kubva kufekitari yemodule kuenda kune saiti kuti uone kuti hapana kuputika kwakavanzika panguva yekuendesa uye kutakura kwefekitari yemodule;chechipiri, kuyera EL mushure mekugadzwa kuti uone kuti hapana kuputika kwakavanzika panguva yekugadzira engineering.
Kazhinji, masero ezasi-giredhi anosanganiswa muzvikamu zvepamusoro-giredhi (kusanganisa mbishi / kusanganisa zvinhu mukuita), izvo zvinogona kukanganisa nyore simba rose rezvikamu, uye simba rezvikamu richaora zvakanyanya munguva pfupi. nguva.Nzvimbo dzisina kukwana dzechip dzinogona kugadzira nzvimbo dzinopisa uye kunyange kupisa zvikamu.
Nekuti fekitori yemodule inowanzo patsanura maseru kuita masero zana kana mazana maviri seyero yesimba, haaite bvunzo dzemagetsi pachitokisi chimwe nechimwe, asi macheki emavara, izvo zvinozotungamira kumatambudziko akadaro mumutsara weatomatiki weauto-giredhi maseru..Parizvino, iyo yakasanganiswa mbiri yemasero inogona kazhinji kutongwa ne infrared imaging, asi kana iyo infrared image inokonzerwa neakavhenganiswa profiles, yakavanzika makatsemuka kana zvimwe zvinovharira zvinhu zvinoda kumwe kuongorora EL.
Mheni mitsetse inowanzokonzerwa nekutsemuka kwebheji rebhatiri, kana mhedzisiro yechiito chakasanganiswa cheagative electrode sirivheri paste, EVA, mhute yemvura, mweya, uye chiedza chezuva.Kusapindirana pakati peEVA nesirivheri paste uye kukwira kwemvura kwepepa rekumashure kunogona kukonzera mheni.Kupisa kunogadzirwa pamuenzaniso wemheni kunowedzera, uye kuwedzera kwekushisa uye kuputika kunotungamirira kune kuputika kwebheti rebheti, izvo zvinogona kukonzera nyore nyore nzvimbo dzinopisa pane module, kukurumidza kuora kwe module, uye kukanganisa kushanda kwemagetsi kwe module.Mhosva chaidzo dzakaratidza kuti kunyangwe chiteshi chemagetsi chisina kubatidzwa, mitsetse yemheni yakawanda inooneka pazvikamu mushure memakore mana ekusangana nezuva.Kunyangwe kukanganisa musimba rekuyedza kuri kudiki kwazvo, mufananidzo weEL ucharamba wakanyanya kuipa.
Pane zvikonzero zvakawanda zvinotungamirira kuPID uye nzvimbo dzinopisa, dzakadai sekuvhara zvinhu zvekunze, kutsemuka kwakavanzika mumaseru, kukanganisa mumasero, uye kuora kwakanyanya uye kuora kwe photovoltaic modules kunokonzerwa nekugadzirisa nzira dze photovoltaic inverter arrays mukupisa kwepamusoro uye nzvimbo dzakanyorova dzinogona. kukonzera kupisa nzvimbo uye PID..Mumakore achangopfuura, neshanduko uye kufambira mberi kwebhatiri module tekinoroji, chiitiko chePID chave chisingawanzo, asi zviteshi zvemagetsi mumakore ekutanga hazvina kukwanisa kuvimbisa kusavapo kwePID.Kugadziriswa kwePID kunoda kushandurwa kwehunyanzvi hwese, kwete chete kubva kuzvikamu pachazvo, asiwo kubva kudivi reinverter.
- Solder Ribhoni, Bhazi Bhazi uye Flux Mibvunzo Inowanzo bvunzwa
Kana tembiricha yekutengesa yakadzikira kana kuti flux ikaiswa kushoma kana kukurumidza kukurumidza, inotungamira kune yenhema soldering, nepo kana tembiricha yekutengesa yakanyanyisa kana nguva yekutengesa yakarebesa, zvinokonzeresa kuwedzeredza. .Kutengesa kwenhema uye kuwedzeredza-kuwedzeredza kwakaitika kakawanda muzvikamu zvakagadzirwa pakati pa2010 na2015, kunyanya nekuti panguva iyi, michina yekugadzira michina yeChinese yekugadzira yakatanga kushanduka kubva kune kunze kwenyika kuenda kunzvimbo, uye maitiro emabhizinesi panguva iyoyo aizoita. kudzikiswa Zvimwe, zvichiita kuti pave nezvikamu zvisina kunaka zvakagadzirwa panguva iyi.
Kusakwana welding kuchaita kuti delamination ye ribhoni uye sero munguva pfupi, kukanganisa simba attenuation kana kukundikana module;kunyanya-soldering kunokonzera kukanganisa mukati memagetsi emusero, inokanganisa zvakananga simba rekugadzirisa module, kuderedza hupenyu hwemodule kana kukonzera zvimedu.
Modules dzakagadzirwa pamberi pe2015 dzinowanzova nenzvimbo yakakura yeribhoni offset, iyo inowanzo konzerwa nekumisikidzwa kusiri kwemaitiro emuchina wewelding.Iyo yekubvisa inoderedza kusangana pakati peribhoni nenzvimbo yebhatiri, delamination kana kukanganisa simba attenuation.Pamusoro pezvo, kana tembiricha yakanyanyisa, kuomarara kweribhoni kwakanyanyisa, izvo zvinozoita kuti bhatiri rebhatiri rikotame mushure mekugadzira, zvichikonzera zvidimbu zvebhatiri chip.Iye zvino, nekuwedzera kwemitsara yegridhi yemasero, hupamhi hwebhebhoni huri kuramba huchiderera uye hushoma, izvo zvinoda kunyatsojeka kwemuchina welding, uye kutsauka kweribhoni zvishoma uye zvishoma.
Nzvimbo yekubatana pakati pebhawa yebhazi uye solder strip idiki kana kuramba kweiyo virtual soldering kunowedzera uye kupisa kungangoita kuti zvikamu zvipere.Izvo zvikamu zvakaderedzwa zvakanyanya munguva pfupi, uye zvichapiswa kunze mushure mekushanda kwenguva refu uye pakupedzisira zvinotungamira mukuraswa.Parizvino, hapana nzira inoshanda yekudzivirira rudzi urwu rwedambudziko mukutanga kwekutanga, nekuti hapana nzira inoshanda yekuyera kushorwa pakati pebhari yebhasi uye solder strip pakupera kwekunyorera.Zvinhu zvinotsiva zvinofanira kubviswa chete kana nzvimbo dzakatsva dzichionekwa.
Kana muchina welding ukagadzirisa huwandu hwejekiseni reflux rakawandisa kana kuti vashandi vakaisa flux yakawandisa panguva yekudzokorora, zvinokonzeresa kutsvuka pamucheto wegidhi mutsara, izvo zvinozokanganisa EVA delamination pachinzvimbo cheiyo main grid line ye. chikamu.Mheni maitiro mavara madema achaonekwa mushure mekushanda kwenguva refu, inokanganisa zvikamu.Kuora kwesimba, kuderedza hupenyu hwechikamu kana kukonzera kupera.
——EVA/Backplane Mibvunzo Inonyanya Kubvunzwa
Zvikonzero zveEVA delamination zvinosanganisira isina kukodzera kuyambuka-yaibatanidza dhigirii yeEVA, nyaya yekunze pamusoro pezvigadzirwa zvakaita seEVA, girazi, uye pepa rekumashure, uye kusaenzana kuumbwa kweEVA raw materials (senge ethylene nevinyl acetate) isingakwanise. kunyungudutswa pakudziya kwakajairika.Kana iyo delamination nzvimbo iri diki, inokanganisa kutadza kwesimba repamusoro-module, uye kana delamination nzvimbo yakakura, inotungamira zvakananga mukukundikana uye kuputswa kweiyo module.Kamwe EVA delamination yaitika, haigadzirike.
EVA delamination yanga yakajairika muzvikamu mumakore mashoma apfuura.Kuti uderedze mitengo, mamwe mabhizinesi haana kukwana EVA cross-linking degree, uye ukobvu hwakadzika kubva pa0.5mm kusvika 0.3, 0.2mm.Floor.
Chikonzero chikuru cheEVA bubbles ndechekuti nguva yekutsvaira yelaminator ipfupi, tembiricha yakadzikira kana yakawandisa, uye mabhuru achaonekwa, kana mukati hamuna kuchena uye kune zvinhu zvekunze.Chikamu chemhepo mabhubhu chinozokanganisa delamination yeEVA backplane, izvo zvinozotungamira mukurasa.Rudzi urwu rwedambudziko rinowanzoitika panguva yekugadzirwa kwezvikamu, uye rinogona kugadziriswa kana iri nzvimbo diki.
Iyo yero yeEVA insulation mitsetse inowanzo konzerwa nekuratidzwa kwenguva refu kumhepo, kana EVA yakasvibiswa nekuyerera, doro, nezvimwewo, kana kunokonzerwa nekuchinja kwemakemikari kana ichishandiswa neEva kubva kune vakasiyana vagadziri.Chekutanga, murombo chitarisiko haagamuchirwi nevatengi, uye chechipiri, zvinogona kukonzera delamination, zvichiita kuti kupfupikiswa chikamu upenyu.
-- FAQs yegirazi, silicone, profiles
Kudururwa kwemupendero wefirimu pamusoro pegirazi rakaputirwa hakugadziriswi.Iyo yekuputira mufekitori yemodule inogona kazhinji kuwedzera simba remodule ne3%, asi mushure memakore maviri kusvika matatu ekushanda muchiteshi chemagetsi, iyo firimu layer iri pagirazi repamusoro rinowanikwa richidonha, uye rinodonha. kudzima zvisina kuenzana, izvo zvinozokanganisa iyo girazi transmittance yemodule, kuderedza simba reiyo module, uye kukanganisa iyo yese square Bursts yesimba.Rudzi urwu rwekudzikisira kazhinji rwakaoma kuona mumakore mashoma ekutanga ekushanda kwechiteshi chemagetsi, nekuti chikanganiso cheiyo attenuation mwero uye irradiation fluctuation haina kukura, asi kana ichienzaniswa nechiteshi chemagetsi pasina kubviswa kwefirimu, musiyano musimba. chizvarwa chichiri kuonekwa.
Silicone bubbles inonyanya kukonzerwa nemhepo inoputika mune yekutanga silicone zvinhu kana kusagadzikana kwemhepo kumanikidzwa kwepfuti yemhepo.Chikonzero chikuru chemigero ndechekuti nzira yevashandi yekunamira haina mwero.Silicone chidimbu chefirimu inonamatira pakati pechimiro chemodule, iyo backplane uye girazi, iyo inoparadzanisa backplane kubva kumhepo.Kana chisimbiso chisina kusimba, module ichave yakasvibiswa zvakananga, uye mvura inonaya ichapinda kana ichinaya.Kana iyo insulation isina kukwana, kuvuza kuchaitika.
Iyo deformation yeprofile ye module frame zvakare idambudziko rakajairika, iro rinowanzo kukonzerwa neiyo isina kukodzera profil simba.Kusimba kwealuminium alloy frame zvinhu kunodzikira, izvo zvinokonzeresa zvakanangana neiyo photovoltaic panel array kudonha kana kubvaruka kana mhepo ine simba ikaitika.Profile deformation inowanzoitika panguva yekuchinja kwe phalanx panguva yekushandurwa kwehunyanzvi.Semuenzaniso, dambudziko rinoratidzwa mumufananidzo uri pazasi rinoitika panguva yekuungana uye disassembly yezvikamu uchishandisa maburi ekukwira, uye iyo yekuvharisa ichatadza panguva yekumisikidzwa, uye kuenderera kwepasi hakugone kusvika kune imwechete kukosha.
——Junction Box Common Problems
Chiitiko chemoto mubhokisi rejunction chakanyanya.Zvikonzero zvinosanganisira kuti waya yekutungamirira haina kusungirirwa zvakasimba mumakadhi slot, uye tambo yekutungamirira uye junction box solder joint idiki kwazvo kuti ikonzere moto nekuda kwekunyanya kupikisa, uye tambo inotungamira yakarebesa kubata zvikamu zvepurasitiki zve. bhokisi rejunction.Kugara kwenguva refu mukupisa kunogona kukonzera moto, nezvimwewo. Kana bhokisi rekusangana rikabata moto, zvikamu zvinoraswa zvakananga, izvo zvinogona kukonzera moto wakakomba.
Iye zvino kazhinji yakakwirira-simba-mbiri-girazi modules ichave yakakamurwa kuita matatu junction mabhokisi, ayo anove ari nani.Mukuwedzera, iyo junction bhokisi yakakamurwa kuita semi-yakavharwa uye yakavharwa zvizere.Mamwe acho anogona kugadziriswa mushure mekupiswa, uye mamwe haagone kugadziriswa.
Mukuita basa nekugadzirisa, kuchave zvakare nezvinetso zvekuzadza glue mubhokisi rejunction.Kana kugadzirwa kwacho kusiri kwakakomba, glue inodonha, uye nzira yekushanda yevashandi haina kumira kana kuti isina kukomba, izvo zvinokonzeresa kudonha kwewelding.Kana isina kururama, saka zvakaoma kurapa.Iwe unogona kuvhura bhokisi rejunction mushure megore rimwe rekushandisa uye woona kuti glue A yabuda, uye chisimbiso hachina kukwana.Kana pasina glue, inopinda mumvura inonaya kana kuti unyoro, izvo zvichaita kuti zvikamu zvakabatana zvibate moto.Kana kubatana kusina kunaka, kushorwa kuchawedzera, uye zvikamu zvichapiswa nekuda kwekupisa.
Kutyoka kwewaya mubhokisi rekusangana uye kudonha kubva kumusoro weMC4 zvakare matambudziko akajairika.Kazhinji, waya haana kuiswa munzvimbo yakatarwa, zvichiita kuti ipwanyika kana kuti mechanical connection yemusoro weMC4 haina kusimba.Waya dzakakuvadzwa zvinotungamira mukutadza kwemagetsi ezvikamu kana tsaona ine njodzi yekudonha kwemagetsi nekubatanidzwa., Kubatana kwenhema kwemusoro weMC4 kuchaita kuti tambo ibate moto nyore nyore.Iri rudzi rwedambudziko riri nyore kugadzirisa uye kugadzirisa mumunda.
Kugadziriswa kwezvikamu uye zvirongwa zvemangwana
Pakati pezvinetso zvakasiyana-siyana zvezvikamu zvataurwa pamusoro apa, zvimwe zvinogona kugadziriswa.Kugadziriswa kwezvikamu zvinogona kukurumidza kugadzirisa kukanganisa, kuderedza kurasikirwa kwekugadzirwa kwemagetsi, uye kunyatsoshandisa zvinhu zvepakutanga.Pakati pavo, mamwe magadzirirwo akareruka senge junction mabhokisi, MC4 zvinongedzo, girazi silica gel, nezvimwe zvinogona kuitika panzvimbo pachiteshi chemagetsi, uye sezvo pasina vazhinji vanoshanda nekuchengetedza vashandi muchiteshi chemagetsi, vhoriyamu yekugadzirisa haisi. yakakura, asi ivo vanofanira kunge vane ruzivo uye vanonzwisisa kushanda, zvakadai sekuchinja wiring Kana iyo backplane yakakwenya panguva yekucheka, iyo backplane inoda kuchinjwa, uye kugadzirisa kwese kuchave kwakaoma.
Nekudaro, matambudziko nemabhatiri, ribhoni, uye EVA backplanes hazvigone kugadziriswa panzvimbo, nekuti zvinoda kugadziriswa padanho refekitori nekuda kwekugumira kwezvakatipoteredza, maitiro, uye michina.Nekuti mazhinji ekugadzirisa maitiro anoda kugadziriswa munzvimbo yakachena, furemu inofanirwa kubviswa, kucheka backplane uye kupisa pakupisa kwakanyanya kugura maseru ane dambudziko, uye pakupedzisira kutengeswa uye kudzoreredzwa, izvo zvinogona kungoonekwa mu fekitori rework workshop.
Iyo mobile component repair station chiratidzo cheramangwana rekugadzirisa chikamu.Nekuvandudzwa kwesimba rechikamu uye tekinoroji, matambudziko emhando yepamusoro-simba anowedzera zvishoma mune ramangwana, asi matambudziko ezvikamu mumakore ekutanga ari kuoneka zvishoma nezvishoma.
Parizvino, mapato anokwanisa kushanda nekugadzirisa kana vagadziri vechikamu vanozopa vashandi vekushanda nekugadzirisa vane maitiro ekushandura tekinoroji kugona kudzidziswa.Mune zviteshi zvemagetsi zvakakura zvepasi, kune kazhinji nzvimbo dzekushanda uye nzvimbo dzekugara, dzinogona kupa nzvimbo dzekugadzirisa, dzakashongedzerwa nediki Mutsindo wakakwana, uri mukati mekugona kwevazhinji vashandisi uye varidzi.Zvadaro, muchikamu chekupedzisira, zvikamu zvine matambudziko nenhamba shoma yemasero hazvisati zvatsiviwa zvakananga uye kuiswa padivi, asi zvine vashandi vane hunyanzvi kuti vazvigadzirise, izvo zvinogoneka munzvimbo idzo mashizha emagetsi ephotovoltaic akanyanya kunyura.
Nguva yekutumira: Zvita-21-2022