Ziziphi izicelo ze-photovoltaic welding strip rolling mill kushishino lwezixhobo zokugcina amandla

       Ukusetyenziswa kwe-photovoltaic welding strip rolling Mill kushishino lwezixhobo zokugcina amandla kuxhomekeke "kwi-high-precision ephezulu ye-metal thin strip rolling technology" ukuvelisa amacandelo angundoqo oqhagamshelwano olusebenzayo kwiibhetri zokugcina amandla kunye neenkqubo zokugcina amandla. Ezi zixhobo zifuna ukuchaneka komgangatho ophezulu, umgangatho ophezulu, ukuhanjiswa, kunye nokusebenza komatshini womgca wensimbi, ohambelana kakhulu nomgca we-photovoltaic (njengokunyamezela kobunzima ± 0.005mm, i-surface scratch free, ukuchasana okuphantsi kwangaphakathi, njl.). Iimeko ezithile zesicelo zigxininisa kwiikhonkco ezintathu eziphambili ze "uqhagamshelwano lweseli", "iqoqo langoku", kunye "nokuqhuba inkqubo" kwizixhobo zokugcina amandla. Oku kulandelayo lucazululo oluneenkcukacha:

1, Imeko yesicelo esingundoqo: Uqhagamshelwano oluqhubayo ngaphakathi kweebhetri zokugcina amandla

       Iibhetri zokugcina amandla (ezifana neebhetri ze-lithium iron phosphate, iibhetri ze-ternary lithium, zonke iibhetri zokuhamba kwe-vanadium, njl.njl.) zingundoqo zezixhobo zokugcina amandla, kunye nezixhobo zabo zangaphakathi zifuna "iintambo ezichanekileyo zokuqhuba" ukuphumeza uchungechunge / ukudibanisa okuhambelanayo kweeseli zebhetri kunye nokuqokelelwa kwangoku, ukuze kuqinisekiswe ukutshaja kunye nokukhutshwa ngokufanelekileyo, ukunyanzeliswa kwangaphakathi kokusebenza kwebhetri, kunye nokhuseleko lokupakisha. Umcu wobhedu (okanye umcu we-nickel/tin ocandiweyo wobhedu) oveliswe lilitye lokusila le-photovoltaic yimathiriyeli ekrwada yezixhobo ezinjalo zoqhagamshelo, kwaye isetyenziswa ngokukodwa kwezi meko zilandelayo:

1. "Intambo yokudibanisa indlebe" kwisikwere / iiseli zokugcina amandla e-cylindrical

       Iimfuno zesicelo: Iindlebe ze-pole (ii-terminals ezintle kunye nezibi) zesikwere (ezifana neeseli ezinkulu ze-lithium iron phosphate) kunye neeseli zokugcina amandla e-cylindrical (ezifana nohlobo lwe-18650/21700) kufuneka zidityaniswe nge-tape yokuqhubela phambili ukuphumeza uxhulumaniso lweeseli ezininzi ezihambelanayo (ezifana nokudibanisa iiseli ezili-10 kuthotho ukwenza imodyuli ye-3.0 = 3 V 2V). Olu hlobo lomtya wokudibanisa kufuneka luhlangabezane nezi mfuno zilandelayo:

       Ubukhulu be-0.1-0.3mm (ubunzima kakhulu buya kwandisa umthamo webhetri, umncinci kakhulu ulungele ukufudumeza kunye nokunyibilika);

       Akukho i-oxidation okanye imikrwelo kumphezulu (ukunqanda ukwanda kokuchasana nokudibana kunye nokubangela ukushisa kwendawo);

       Ukusebenza kakuhle kokugoba (okulungele indawo yokufakela i-compact yeemodyuli zebhetri).

       Umsebenzi wokusila: Ngokusebenzisa "i-multi pass progressive rolling" (ezifana nokudlula kwe-3-5), i-strip yobhedu yoqobo (ubukhulu obuyi-0.5-1.0mm) iqengqeleke ibe ngumcu wobhedu obhityileyo odibana nobukhulu, ngelixa uqinisekisa ukuba tyaba komcu (ukunyamezelana ≤± 0.003mm) ngokusebenzisa "ulawulo loxinzelelo"; Ukuba uthintelo lwe-oxidation luyafuneka, iinkqubo ezilandelayo ze-nickel / tin plating zingasetyenziswa. Ubunzima bomphezulu (i-Ra ≤ 0.2 μ m) yomgca wobhedu oveliswe yi-rolling mill inokuqinisekisa ukunamathela kwengubo.

2. "Uluhlu lwangoku lokuqokelela" lwebhetri ehambayo

       Iimfuno zesicelo: Kwi-stack yazo zonke iibhetri zokuhamba kwe-vanadium (iteknoloji yokugcina amandla exesha elide), "i-conductive strip yangoku yokuqokelela" iyadingeka ukuqokelela okwangoku ibhetri enye kwisekethe yangaphandle. Impahla yayo ininzi yethusi ecocekileyo (i-conductivity ephezulu) okanye i-alloy yobhedu (i-corrosion-resistant). IiMfuneko:

       Ububanzi obufanelekileyo kwi-stack size (ngokuqhelekileyo i-50-200mm), ubukhulu be-0.2-0.5mm (i-conductivity elinganayo kunye ne-lightweight);

       Umda womgca kufuneka ungabikho kwi-burrs (ukuphepha ukubhoboza i-membrane ye-stack kunye nokubangela ukuvuza kwe-electrolyte);

       Ukumelana ne-vanadium ion corrosion (ezinye iimeko zifuna unyango lwe-surface passivation emva kokuqengqeleka).

       Umsebenzi welitye lokusila kukuvelisa imicu yobhedu ebanzi kunye nesicaba ngokusebenzisa imiqulu yokusila ngokwezifiso (eyenziwe ngokobubanzi be-stack), ngelixa ususa ii-burrs ezenziwe ngexesha lokuqengqeleka ngesixhobo sokusila edge; "Ulawulo lobushushu" lokusila (ubushushu strip ubhedu ≤ 60 ℃ ngexesha lokuqengqeleka) kunokuthintela ukukhula iinkozo strip yobhedu, ukuqinisekisa amandla ayo mechanical (amandla tensile ≥ 200MPa), kwaye ulungelelanise ukusebenza ixesha elide ulwelo flow imfumba yebhetri (ubomi ukuyila iminyaka engaphezu kwama-20).

2Imeko yesicelo esongeziweyo: Amacandelo angaphandle aqhubayo eenkqubo zokugcina amandla

        Ukongeza kuqhagamshelo lwangaphakathi ngaphakathi kwebhetri, imicu yobhedu echanekileyo eveliswe yi-photovoltaic strip mills ingasetyenziselwa "unxibelelwano lwangaphandle lwe-conductive" kwiinkqubo zokugcina amandla ezifana nezitya zokugcina amandla kunye neekhabhathi zokugcina amandla endlu, ukusombulula ingxaki yohlengahlengiso lwamacandelo okuqhuba amasiko afana neentambo kunye nemivalo yobhedu kwiindawo ezixineneyo.

1. "I-Flexible conductive strip" yemodyuli yokugcina amandla kunye ne-inverter

        Iimfuno zesicelo: Kwimigqomo yokugcina amandla, indawo yokudibanisa phakathi kweemodyuli zebhetri (ininzi ifakwe ngokuthe nkqo) kunye ne-inverters incinci, kunye nemivalo yobhedu yendabuko (ukuqina okuqinileyo, akukho lula ukugoba) kunzima ukuyifaka. A "flexible conductive strip" (foldable, bendable) iyafuneka ukufezekisa unxibelelwano. Iimfuno zayo zezi:

        Ukutyeba 0.1-0.2mm, ububanzi 10-30mm (elungiselelwe ngokwesayizi yangoku, ezifana 200A yangoku iyahambelana 20mm ububanzi copper strip);

        Iyakwazi ukupakishwa kwiileya ezininzi (ezifana ne-3-5 yemigca yobhedu epakishwe ukunyusa umthamo wangoku wokuthwala);

        Ukugquma kwe-insulation surface kune-adhesion eyomeleleyo (idinga ukugquma ngomgca we-insulation emva kokuqengqeleka kobhedu ukunqanda isiphaluka esifutshane).

        Umsebenzi we-rolling Mill: Umtya wobhedu obhityileyo oveliswayo une-flatness ephezulu (akukho milo yamaza), enokuqinisekisa uqhagamshelwano oluqinileyo xa iileya ezininzi zipakishwe (akukho msantsa, ukunciphisa ukuxhathisa koqhagamshelwano); "Inkqubo eqhubekayo yokuqengqeleka" yelitye lokusila inokufezekisa ukuveliswa kweekhoyili ezide zomcu wobhedu (ubude bekhoyili enye ye-500-1000m), ukuhlangabezana neemfuno zendibano yebhetshi yeenkqubo zokugcina amandla kunye nokubeka indawo yendabuko "isitampu kunye nokusika" imowudi yokucubungula esasaziweyo (ukwandisa ukusebenza kakuhle ngaphezu kwe-30%).

2. "Ii-Micro conductive connectors" kwiikhabhinethi zokugcina amandla endlu

       Iimfuno zesicelo: Ikhabhinethi yokugcina amandla ekhaya (umthamo we-5-20kWh) inomthamo omncinci, kunye noqhagamshelwano phakathi kweeseli zebhetri zangaphakathi, i-BMS (inkqubo yokulawula ibhetri), kunye nojongano lufuna "izihlanganisi ezincinci". Ubungakanani buqhele ukuba yi-3-8mm ububanzi kunye ne-0.1-0.15mm ngobukhulu. IiMfuneko:

       Ukunyamezela kwe-dimensional kuncinci kakhulu (ububanzi ± 0.02mm, ubukhulu ± 0.002mm) ukuphepha ukuphazamiseka kwamanye amacandelo;

       Ukufakwa kwe-tin engaphezulu (i-anti-oxidation, ilungele inkqubo ye-welding yobushushu obuphantsi);

       I-Lightweight (inciphisa ubunzima obupheleleyo bekhabhinethi yokugcina amandla kwaye iququzelele ukufakwa).

       Umsebenzi welitye lokusila kukuvelisa umcu wobhedu omxinwa ngokucokisekileyo ngokusebenzisa "ilitye lokusila elimxinwa + lolawulo oluchanekileyo lwe-servo", kwaye emva koko wenze iziqwenga zokudibanisa ngokusebenzisa iinkqubo ezilandelayo zokucanda kunye ne-tin yokucwenga; "Ukuchaneka kwe-rolling" ye-rolling mill kunokuqinisekisa ukuhambelana kobukhulu beplate yokuxhuma (izinga lokupasa ≥ 99.5%), ukuphepha ukusilela kokufakela okubangelwa ukuphambuka kobungakanani (njengokufowunelwa kakubi kunye nokungakwazi ukufaka i-interfaces).

3,Iinzuzo zesicelo: Kutheni imboni yokugcina amandla ikhetha i-photovoltaic welding kunye ne-rolling mills?

       Xa kuthelekiswa nezixhobo zemveli zemveliso zentsimbi ezifana noomatshini bokubhoboza kunye nezixhobo zokusila eziqhelekileyo, iingenelo zesicelo se-photovoltaic welding strip rolling mill kushishino lokugcina amandla zibonakaliswa ikakhulu kumanqaku amathathu:

       Ukuchaneka kokuchaneka: Ukunyamezela kobunzima (± 0.003-0.005mm) kunye noburhabaxa bomphezulu (Ra ≤ 0.2 μ m) yogcino lwamandla okuqhubayo kufuneka luhambelane nobude bomgca we-welding we-photovoltaic, ngaphandle kwemfuneko yokuguqulwa okubalulekileyo kwi-rolling mill. Ukulungelelanisa kuphela iiparamitha ezijikelezayo (ezifana ne-gap ye-roll kunye nesantya) efunekayo ukulungelelanisa;

       Ixabiso leendleko: "Inkqubo eqhubekayo yokuqengqeleka" ye-photovoltaic strip rolling mills inokufikelela kwimveliso enkulu (kunye nomthamo wokuvelisa imihla ngemihla ye-1-2 yeetoni ngesixhobo ngasinye). Xa kuthelekiswa ne "intermittent processing" yoomatshini besitampu, ixabiso lemveliso yeyunithi liyancitshiswa nge-15% -20%, ehlangabezana nemfuno ephambili yoshishino lokugcina amandla "lokunciphisa iindleko kunye nokuphucula ukusebenza kakuhle";

       Ukuhambelana kwezinto: Iyakwazi ukuqengqeleka izinto ezahlukeneyo ezifana nobhedu olusulungekileyo, i-alloy yobhedu, i-nickel plated copper, njl., Ukuhlangabezana neemfuno ze-conductivity zeebhetri ezahlukeneyo zokugcina amandla (ezifana nobhedu olusulungekileyo lwe-lithium iron phosphate kunye ne-alloy yobhedu yokuhamba kweebhetri), ngaphandle kwesidingo sokutshintsha izixhobo ezingundoqo.