Silicone Sealant rau Hnub Ci PV thiab BIPV: Moisture Control, Bonding thiab Long -Term Reliability

Hnub ci modules yuav tsum tau ua haujlwm sab nraum zoov ntau xyoo thaum muaj hluav taws xob ultraviolet, qhov kub thiab txias, hmo txias, av noo, condensation, cua, vibration thiab mechanical loading. Lub sealant los yog nplaum siv nyob rau hauv lub module, junction box, thav duab los yog lub tsev -kev koom ua ke photovoltaic los ua ke yog li ntawd muaj ib tug xav tau txoj hauj lwm. Nws yuav tsum ua tsis tau tsuas yog nyob rau hauv cov kab ntau lawm tab sis kuj tom qab ntau txhiab ib puag ncig mus.

Silicone cov ntaub ntawv siv nyob rau hauv ntau daim ntawv thov photovoltaic vim tias cov qib tsim nyog tuaj yeem khaws elasticity ntawm qhov kub thiab txias, tiv thaiv UV thiab huab cua, muab hluav taws xob rwb thaiv tsev thiab daim ntawv cog lus rau cov khoom siv sib xyaw. Tab sis "hnub ci silicone" tsis yog cov khoom lag luam thoob ntiaj teb. Cov khoom siv los txuas rau lub thawv sib txuas tuaj yeem muaj qhov sib txawv ntawm cov txheej txheem foob, potting compound, ntug barrier lossis BIPV weatherseal. Lub sealant kev tsim kho tsis tuaj yeem hloov pauv rau ib qho khoom siv hluav taws xob lossis module-qib nplaum vim tias ob qho tib si yog kev kho nruab nrab.

Phau ntawv qhia no piav qhia txog yuav ua li cas module manufacturers, BIPV fabricators, installers, distributors thiab technical buyers yuav txhais tau daim ntawv thov, sib piv silicone technologies, validate interfaces thiab tswj manufacturing. Nws kuj hais txog qhov tsis nkag siab ntau zaus: sealant tuaj yeem pab tswj cov dej noo, tab sis ntev - lub sij hawm module kev ntseeg tau nyob ntawm qhov ua tiav pob tsim, suav nrog iav, encapsulant, backsheet, ntug barrier, junction box, connectors thiab txheej txheem zoo.

Hluav taws xob thiab khoom-safety note:Cov khoom siv hluav taws xob photovoltaic thiab BIPV cov rooj sib txoos tau tswj hwm thiab muaj ntawv pov thawj cov khoom. Cov ntaub ntawv hloov pauv tuaj yeem cuam tshuam rau kev nyab xeeb, ruaj khov thiab muaj ntawv pov thawj. Siv tsim nyog engineering tshuaj xyuas thiab siv cov qauv ua ntej hloov sealant, nplaum, primer, txheej txheem lossis tus neeg muag khoom.

Vim li cas Moisture yog Central PV Reliability Concern

Cov dej tuaj yeem nkag mus lossis cuam tshuam rau ib qho qauv los ntawm cov npoo, nraub qaum, kev sib tshuam -box interfaces, connectors thiab tsis xws luag. Cov dej noo tuaj yeem ua rau corrosion, poob ntawm rwb thaiv tsev, delamination thiab lwm yam degradation mechanisms nyob ntawm tus qauv tsim thiab cov ntaub ntawv.

Lub Tsev Haujlwm Saib Xyuas Kev Ruaj Ntseg Hauv Tebchaws Meskas tau hais txog qhov kev sib tw ntawm kev ua kom dej tawm los ntawm thaj tsam me me ntawm photovoltaic modules. Lub ntug yog ib tug ntev, nyias interface nthuav tawm nyob ib ncig ntawm tag nrho cov perimeter; Txawm tias qeeb ingress tuaj yeem cuam tshuam rau lub neej ua haujlwm ntev.

Tsis muaj sealant yuav tsum tau ua lag luam raws li cov ntaub thaiv npog zoo nkauj uas tsis muaj permeability thiab cov ntaub ntawv pov thawj. Silicones feem ntau yog huab cua heev-resistant tab sis tuaj yeem permeable rau dej vapor piv nrog cov khoom tshwj xeeb thaiv. Hauv qee qhov qauv tsim, silicone muab kev sib txuas ua ke thiab kev tiv thaiv huab cua thaum sib cais qis -permeability ntug foob muab thawj vapor barrier. Kev faib cov dej num yuav tsum qhia meej.

Nug ob nqe lus nug sib txawv:

Cov khoom puas nyob ruaj khov, elastic thiab zoo tom qab ib puag ncig laus?

Puas yog tag nrho cov pob txwv tsis pub ya raws mus rau qib uas xav tau los ntawm kev tsim qauv?

Dhau thawj tsis tau ua pov thawj thib ob.

Daim ntawv qhia daim ntawv thov Silicone Exact

Kev sib tshuam-box bonding thiab sealing

Cov khoom siv txuas lub thawv sib txuas mus rau sab nraub qaum thiab muab khi rau ib puag ncig tiv thaiv dej thiab cov kab mob. Qhov yuav tsum tau muaj xws li adhesion rau backsheet, coated iav los yog iav; adhesion rau kev sib tshuam -box polymer; hluav taws xob rwb thaiv tsev; tswj kev kho; tiv taus cua sov thiab av noo; thiab compatibility nrog cables, potting compounds thiab backsheet txheej.

Kev sib tshuam-box potting

Cov khoom siv potting ntim lossis tiv thaiv kev sib txuas hluav taws xob hauv lub thawv. Flow, npuas tso tawm, kho exotherm, qhov tob ntawm kev kho, cov khoom hluav taws xob, kev kho kom zoo thiab adhesion txawv ntawm qhov kev sib txuas ntawm ib puag ncig. Ib qho thixotropic thav duab sealant yuav tsis tsim nyog rau potting.

Ncej sealing los yog kev sib txuas

Silicone tuaj yeem ua tiav qhov sib cuam tshuam ntawm laminate thiab aluminium ncej, pab lub khob cushion iav, tsis suav cov dej ntau thiab ua kom haum rau qhov sib txawv txav. Ntau lawm ceev, pumpability, adhesion rau anodized txhuas thiab iav, thiab compatibility nrog encapsulant los yog ntug cov ntaub ntawv yog ib qho tseem ceeb.

Module ntug sealing

Qee qhov kev tsim qauv siv lub ntsej muag tshwj xeeb - cov khoom siv foob kom txo tau cov dej xau. Silicone tej zaum yuav yog ib feem ntawm dual - foob tsim tab sis tsis tau txais lub vapor barrier. Ntsuam xyuas dej- vapor kis tau tus mob thiab geometry ntawm qib system.

Rail, bracket los yog cov khoom sib txuas

Adhesive bonding ntawm cov khoom tuaj yeem ua kom paub cov khoom siv hluav taws xob ruaj khov, tev kev ntxhov siab, nkag siab thiab cuam tshuam txog kev nyab xeeb. Siv cov txheej txheem tsim qauv thiab cov khoom tsim nyog. Tsis txhob ntxiv cov ntaub ntawv los ntawm weatherseal.

BIPV weathersealing

Lub tsev- kev sib xyaw photovoltaics yuav tsum ua kom tau raws li qhov xav tau ntawm hluav taws xob / qauv thiab lub tsev- lub hnab ntawv xav tau: kev tswj huab cua thiab dej, txav mus los, dej ntws, hluav taws xob, kev hloov pauv thiab kev nyab xeeb ntawm façade. Lub weatherseal nyob ib ncig ntawm lub vaj huam sib luag BIPV tsis tas yuav yog cov khoom siv tib yam li cov sealant hauv lub module.

Ib -Cov Khoom Siv thiab Ob- Cov Khoom Siv Silicone rau PV Production

Ib - cov khoom siv

Ib qho -cov khoom siv silicone yog yooj yim thiab zam kev sib xyaw- cov khoom siv sib piv. Moisture pib kho los ntawm qhov chaw raug. Nws tuaj yeem ua haujlwm zoo rau cov hlaws dai nrog qhov raug txaus, tab sis qhov sib sib zog nqus los yog kaw yuav kho tau qeeb. Cov kws tsim khoom tsim khoom yuav tsum txiav txim siab thaum twg cov khoom tuaj yeem txav tau, kuaj hluav taws xob, ntim thiab xa khoom.

Cov kev pheej hmoo muaj xws li tawv nqaij hauv lub nozzle thaum nres, kho qhov sib txawv nrog cov av noo, thiab cov khoom siv tsis tau kho tau tob rau hauv cov kab sib txuas. Daim tawv nqaij ceev tsis ua pov thawj tag nrho qhov tob kho.

Ob -cov khoom siv

Ob -cov khoom siv silicone tuaj yeem muab nrawm dua, tswj tau ntau dua los ntawm - kho kom siab - ntim khoom. Nws yuav tsum muaj kev faib ua feem, sib xyaw, ntxuav thiab ua haujlwm - tswj lub neej. Tawm - qhov sib piv lossis cov khoom sib xyaw tsis zoo tuaj yeem nyob twj ywm, kho tsis sib xws lossis tsis tsim cov khoom tsim nyog.

Kev tswj hwm ntau lawm yuav tsum suav nrog kev txheeb xyuas qhov sib piv, sib xyaw- kev kuaj xyuas zoo, cov khoom siv tswb, lub sijhawm nres / tshem tawm thiab cov cai tswj hwm. Thaum muaj qhov sib piv lub tswb tshwm sim, txheeb xyuas tag nrho cov cuam tshuam ib feem ntau los ntawm kev taug qab tsis yog tshuaj xyuas cov hlaws tom ntej.

Condensation thiab ntxiv kho

Cov tshuaj silicone sib txawv kho los ntawm cov txheej txheem sib txawv thiab tuaj yeem nkag siab rau cov kab mob sib txawv. Qee qhov ntxiv- kho cov kab ke tuaj yeem cuam tshuam los ntawm kev sib cuag nrog cov tshuaj tshwj xeeb. Condensation - kho cov ntaub ntawv tso tawm los ntawm - khoom. Kev xaiv cov khoom yuav tsum xav txog cov khoom nyob ib sab, txheej txheem thiab cov khoom siv hluav taws xob.

Tsis txhob txo qhov kev xaiv rau "kev kho nruab nrab tiv thaiv acetoxy." Module-qib cov tshuab yuav tsum muaj cov ncauj lus kom ntxaws ntxiv thiab tshuaj xyuas kev sib raug zoo.

Substrates hauv Solar Assembly

iav thiab coated iav

Cov iav ntshiab feem ntau muaj qhov sib txuas ruaj khov thaum ntxuav kom zoo, tab sis cov txheej txheem, ceramic frits, los tiv thaiv - cov khaubncaws sab nraud povtseg lossis kev kho sab nraub qaum tuaj yeem hloov qhov adhesion. Bond rau qhov chaw tsim thiab siv tau cov laus adhesion.

Aluminium ncej

Anodized, coated los yog zeb- ua tiav txhuas coj txawv txawv. Lubricants thiab machining seem ntawm cov npoo tuaj yeem cuam tshuam nrog kev sib txuas. Nto tiav, anodizing zoo thiab thav duab xa khoom hloov pauv yuav tsum suav nrog kev hloov pauv.

Cov ntaub ntawv rov qab

Backsheets yog multilayer tsim nrog ntau yam txheej txheej. Cov lus qhia dav dav ntawm "adhesion to PET" yog qhov tsis txaus yog tias lub sealant hu rau fluoropolymer lossis txheej txheej. Tau txais cov khoom siv rov qab thiab kuaj cov hnub nyoog adhesion.

Kev sib tshuam-box plastics

Engineering plastics tuaj yeem muaj cov iav fiber ntau, nplaim hluav taws xob, tso tawm cov neeg ua haujlwm thiab cov stabilizers. Nto lub zog thiab molding tej yam kev mob cuam tshuam adhesion. Kev sim ntau lawm-moulded qhov chaw, tsis tsuas yog kuaj cov quav hniav xwb.

Encapsulants thiab cov ntaub ntawv ntug

EVA, POE thiab lwm yam encapsulants tuaj yeem cuam tshuam nrog cov ntaub ntawv nyob ib sab thaum lamination thiab kev pabcuam. Tshuaj los ntawm - khoom, additives thiab migration yuav tsum raug xam tias yog. Kev sib cuag ncaj qha thiab ze rau -kev sib cuag tau ob qho tib si.

Cables, connectors thiab gaskets

Plasticizers lossis kev pab ua haujlwm tuaj yeem txav mus los. Paub meej tias kev sib raug zoo nrog cov tsho cable, cov khoom sib txuas polymers, grommets thiab junction -box potting. Discoloration yog ib qho kev pom tseeb, tab sis cov teebmeem hluav taws xob lossis adhesion tuaj yeem tshwm sim yam tsis muaj qhov tshwm sim.

Kho Los ntawm -Cov khoom thiab Corrosion Risk

Electronics thiab hlau interfaces yuav tsum tau ceev faj kho -chemistry xaiv. Acetic-acid- tso silicone tuaj yeem tsis tsim nyog nyob ib puag ncig corrosion- cov hlau tsis zoo lossis hluav taws xob. Kev kho nruab nrab tuaj yeem txo qhov kev txhawj xeeb, tab sis "nruab nrab" tsis lav kev sib raug zoo nrog txhua tus neeg xyuas pib, txheej lossis cov khoom siv.

Tshawb xyuas cov tshuaj tso tawm thaum kho, lub sijhawm lawv nyob twj ywm, qhov cua nkag hauv lub rooj sib txoos thiab cov pov thawj los ntawm corrosion lossis hluav taws xob kuaj. Qhov chaw sib sib zog nqus tuaj yeem khaws tau los ntawm - cov khoom siv ntev dua li cov hlaws qhib qhib.

Cov ntaub ntawv kev nyab xeeb ntawm cov khoom lag luam ib leeg yuav tsis teb ntev - lub sij hawm hluav taws xob sib raug zoo. Ua haujlwm nrog tus neeg muab khoom foob txhawm rau txheeb xyuas qhov kev xeem tsim nyog thiab daim ntawv thov keeb kwm.

Thermal Cycling thiab Differential Movement

Hnub ci modules cua sov hauv tshav ntuj thiab txias thaum hmo ntuj. iav, txhuas, polymers, hlws ris- lub thawv yas thiab silicone nthuav ntawm tus nqi sib txawv. Cov kab ntawv cog lus muaj kev shear, tev thiab compression. Cua thiab daus loads ntxiv mechanical deformation.

Tsim cov hlaws kom muaj kev ntxhov siab nyob rau hauv cov nplaum thiab substrate muaj peev xwm. Cov kab nyias nyias tuaj yeem tsim kev nyuaj siab shear thiab nyuaj rau sau tsis tu ncua. Cov ntu tuab heev tuaj yeem siv cov khoom siv ntxiv, hloov kho thiab tso cai rau kev txav mus los. Cov kaum ntse ntse tsom rau kev ntxhov siab.

Rau ib lub thawv sib txuas, xav txog cov hlua hluav taws xob thiab cov caj npab, tsis yog lub tiaj tus hneev taw. Rau thav duab, xav txog laminate txav, ncej kam rau ua thiab iav - tiv thaiv ntug. Rau BIPV, suav nrog lub tsev txav thiab hloov vaj huam sib luag.

Kev ntsuam xyuas ib puag ncig ncig yuav tsum siv tus sawv cev geometry. Ib daim coupon -shear daim coupon no muaj txiaj ntsig zoo rau kev tshuaj ntsuam tab sis yuav tsis rov tsim dua tev ntawm ib qho kev sib tshuam - lub kaum sab xis.

UV thiab huab cua sab nraum zoov

Cov qib silicone tsim nyog tuaj yeem pom muaj zog UV ruaj khov, uas yog qhov tseem ceeb ntawm kev sib tshuam sib tshuam -box npoo, thav ntawv thiab BIPV pob qij txha. Txawm li cas los xij, daim ntawv cog lus sib cuam tshuam yuav raug ntxoov ntxoo thaum cov polymers uas nyob ib sab raug nthuav tawm. Kev ua tsis tiav tuaj yeem tshwm sim hauv daim ntawv rov qab, txheej lossis yas es tsis yog silicone.

Accelerated UV thiab weathering tests pab sib piv cov ntaub ntawv tab sis tsis txhob txhais ncaj qha mus rau ib tug guarantee ntawm lub xyoo sab nraum zoov. Siv lawv nrog ntub dej kub, thermal cycling, mechanical loading thiab field data. Kev ntxhov siab sib xyaw ua ke tuaj yeem nthuav tawm ntau dua li qhov tshwm sim ib leeg.

Cov xim hloov pauv yuav tsis qhia txog kev ua haujlwm tsis ua haujlwm, thiab tsis pom qhov hloov pauv tsis ua pov thawj kev rwb thaiv tsev lossis adhesion tseem txaus. Txhais cov khoom ntsuas tom qab kev laus.

Cov khoom hluav taws xob

Nyob ntawm daim ntawv thov, cov khoom muaj feem cuam tshuam tuaj yeem suav nrog ntim cov khoom tiv taus, lub zog dielectric, dielectric tas li, dissipation yam, taug qab tsis kam lossis ionic huv. Cov kev xeem thiab kev txwv yuav tsum yog nyob ntawm tus qauv tsim thiab ntawv pov thawj.

Hluav taws xob qhov tseem ceeb yog rhiab rau cov qauv kev npaj, thickness, txias, kub thiab av noo. Sib piv txoj kev, tsis yog tus lej xwb.

Rau potting, zam npuas nyob ib ncig ntawm kev sib txuas. Rau perimeter daim ntawv cog lus, tswj kev nkag siab thiab kev tshem tawm. Sealant yuav tsum tsis txhob ntws mus rau hauv cov connectors, vents los yog kua dej nta.

Hluav taws xob rwb thaiv tsev tsis ua rau cov khoom muaj kev nyab xeeb rau txhua qhov siab -voltage daim ntawv thov. Siv lub module lub rwb thaiv tsev kev sib koom tes thiab kev soj ntsuam kev nyab xeeb.

Kev txiav txim siab nplaim taws thiab hluav taws hauv BIPV

BIPV muab lub zog- tsim cov khoom lag luam nrog lub hnab ntawv lub tsev. Kev ua haujlwm tua hluav taws tuaj yeem koom nrog module, mounting system, kab noj hniav, rwb thaiv tsev, thaiv, cables thiab façade configuration. Lub sealant tau piav qhia tias yog nplaim hluav taws kub hnyiab tsis tsim qhov hluav taws kub ua haujlwm ntawm phab ntsa tiav.

Qhov sib koom ua ke yuav tsum muaj qhov ntsuas hluav taws kub - ua haujlwm tiv thaiv, siv qhov ntsuas hluav taws xob los yog hluav taws kub - tiv thaiv kev sib koom ua ke nrog cov txheej txheem thaub qab, qhov ntev thiab cov substrates. Tsis txhob hloov qhov zoo tib yam weatherseal silicone.

Cov ntaub ntawv hloov pauv hauv cov ntawv pov thawj lossis cov txheej txheem façade yuav tsum tau tshuaj xyuas rau lawv cov txiaj ntsig ntawm kev ntsuas hluav taws thiab kev nyab xeeb.

Kev tsim khoom-Cov txheej txheem kab tswj

Cov khoom tau txais thiab khaws cia

Txheeb xyuas cov khoom yog tus kheej, batch, tas sij hawm, ntim kev ncaj ncees thiab kev thauj mus los. Khaws cia rau hauv lub chaw muag khoom qhov kub thiab txias thiab siv ua ntej - tas sij hawm- ua ntej - tawm rotation. Tej pob khoom yuav tsum tau tiv thaiv los ntawm ya raws thiab kab mob.

Kev kho mob

Nqa cov khoom thiab cov khoom siv rau hauv lub qhov rais uas muaj qhov kub thiab txias. Sau cov ntaub ntawv txaus los tiv thaiv tus mob khaub thuas-pib siab spikes lossis kho variation.

Kev ntxuav thiab kev npaj

Tswj cov tshuaj ntxuav, cov ntaub so, ntshav lossis lwm yam kev kho mob. Txhais lub sij hawm siab tshaj plaws ntawm kev npaj thiab xa tawm. Tiv thaiv cov ntiv tes thiab cov pa paug.

Kev faib tawm

Saib xyuas lub siab, ntws lossis txhaj tshuaj loj, neeg hlau txoj kev, txoj haujlwm nozzle thiab hlaws txuas ntxiv. Rau ob -cov khoom siv, saib xyuas piv thiab sib tov. Tsim kev pib- nce thiab rov pib kuaj xyuas.

Kev sib dhos

Tswj lub sijhawm ntawm kev faib tawm thiab kev sib yuav. Siv cov khoom sib txuas uas tsim cov phiaj xwm phiaj xwm - kab tuab yam tsis tau nyem tawm tag nrho cov khoom. Tsis txhob kis cov kab hluav taws xob ze ze.

Kho tuav

Txhais lub sij hawm fixture, tuav lub sij hawm, xeem lub sij hawm thiab pob lub sij hawm nyias. Txheeb xyuas qhov phem tshaj - rooj plaub hlaws qhov tob, qhov kub thiab txias.

Kev tshuaj xyuas thiab kev sim

Siv lub zeem muag rau kev muaj thiab geometry, ntxiv rau qhov kev puas tsuaj, kev tshawb xyuas adhesion, kho cov ntaub ntawv pov thawj thiab kev ua haujlwm ntawm hluav taws xob los yog cov kev ntsuam xyuas xau. Tsis muaj ib qho kev ntsuam xyuas npog tag nrho cov kev ua tsis tiav.

Traceability

Txuas module serial tooj rau sealant batch, ntau lawm lub sij hawm, daim ntawv qhia, cov ntaub ntawv tseem ceeb dispense, tswb thiab xeem tau. Qhov no ua rau cov khoom ntim tau meej thaum cov khoom siv lossis cov teeb meem tshwm sim.

Validating Adhesion thiab Compatibility

Tsim ib qho kev sim matrix nrog txhua tus neeg muab khoom siv substrate thiab muaj feem cuam tshuam. Xws li cov coatings, molded plastics, backsheets, cables, gaskets thiab ntxuav cov neeg ua haujlwm.

Kuaj thawj qhov adhesion tom qab kev kho mob, tom qab ntawd tom qab muaj kev laus xws li damp cua sov, thermal cycling, UV, dej immersion qhov tsim nyog thiab mechanical load. Ntsuas hom tsis ua haujlwm. Cohesive tearing yuav zoo dua los ntxuav kev sib cais sib cais, tab sis kev lees txais yuav tsum ua raws li cov qauv tsim.

Kev ntsuam xyuas Compatibility yuav tsum nrhiav:

discoloration los yog staining;

softening, o los yog tackiness;

poob ntawm adhesion;

kho inhibition;

corrosion;

tawg ntawm yas;

kev hloov hauv cov khoom hluav taws xob;

tsiv teb tsaws mus rau thaj chaw kho qhov muag lossis encapsulation.

Siv cov khoom tsim tawm tiag tiag vim tias tso tawm cov neeg ua haujlwm thiab cov pwm pwm tuaj yeem hloov tau.

Kev Ntsuam Xyuas Kev ntseeg tau zoo

International module tsim nyog cov qauv muab cov kab ke rau kev kuaj ib puag ncig, tshuab thiab kev nyab xeeb. Kev tsim nyog dhau los yog qhov tseem ceeb thaum siv, tab sis cov neeg yuav khoom yuav tsum nkag siab nws lub hom phiaj thiab kev txwv. Kev tsim nyog qhia tau hais tias kev ua tau zoo los ntawm cov kev xeem uas tau teev tseg; nws tsis kwv yees txhua qhov kev nyab xeeb hauv cheeb tsam lossis lav xoom tsis ua haujlwm rau ntau xyoo.

Cov khoom siv - hloov pauv qhov kev pab cuam tuaj yeem suav nrog:

kev tshuaj xyuas cov ntaub ntawv thiab kev tsim qauv;

daim coupon- qib tshuaj ntsuam;

tivthaiv los yog mini- kev kuaj module;

puv -module kev tsim nyog lossis xaiv rov ua dua tshiab raws li kev ntsuam xyuas engineering;

pilot kev kawm muaj peev xwm;

sab nraum zoov los yog ncua kev laus qhov chaw ncaj ncees;

tswj kev tso tawm thiab kev saib xyuas thaj chaw.

Tsis txhob dhia los ntawm ib lub voj voog zoo -shear tshwm sim rau tag nrho cov khoom. Hloov pauv, zam kev rov ua dua txhua qhov kev sim ua tau yam tsis muaj kev pheej hmoo -raws li txoj kev npaj. Daim ntawv qhia txhua qhov kev xeem mus rau hom tsis ua haujlwm.

Feem ntau Failure Patterns thiab cov hauv paus ntsiab lus

Junction box detachment

Tej yam ua tau muaj xws li cov ntaub ntawv rov qab tsis sib xws, kev npaj tsis txaus, nyob rau hauv - thaj tsam daim ntawv cog lus loj, tev cov khoom thauj los ntawm kev tuav cable, kev kho tsis tiav, thermal cycling lossis substrate- txheej tsis ua haujlwm. Txheeb xyuas seb qhov sib cais tau tshwm sim hauv silicone, ntawm qhov sib txuas lossis hauv daim ntawv rov qab.

Muab dej tso rau hauv ib lub thawv ntim khoom

Tshawb xyuas perimeter txuas ntxiv, cov qog qog, lub hau foob, potting, vents thiab condensation paths. Dej tuaj yeem nkag mus rau lwm qhov uas tsis yog cov hlaws silicone pom.

Ncej -txoj kev to

Saib cov sealant continuity, thav duab tolerances, kaum cov yuam sij, tsim kua dej, laminate insertion thiab dispensing pib / nres. Ib ntu luv luv uas ploj lawm tuaj yeem ua tau zoo.

Cov khoom siv tsis raug

Rau ib qho -cov khoom siv silicone, tshuaj xyuas cov hlaws tob, kev nkag mus rau cov dej noo, qhov kub thiab txias, txee lub neej thiab kev sib kis. Rau ob -cov khoom siv, xyuas qhov piv, sib xyaw, cov khoom ntiag tug thiab keeb kwm ntawm cov khoom siv.

npuas los yog voids

Tshawb xyuas cov khoom deaeration, twj cavitation, hloov pail, nozzle txoj kev, substrate outgassing thiab sib dhos nyem. Txiav txim siab seb cov npuas puas yog cov tshuaj pleev ib ce, kev tsim qauv lossis hluav taws xob txaus ntshai.

Discoloration los yog encapsulant sib cuam tshuam

Tshawb xyuas cov ntaub ntawv tiv tauj, kho los ntawm -cov khoom, primer, ntxuav thiab aging kub. Tso tseg kev tsim khoom yog tias kev sib cuam tshuam tuaj yeem cuam tshuam rau kev ua haujlwm kho qhov muag lossis hluav taws xob.

High to tam sim no los yog rwb thaiv tsev tsis ua hauj lwm

Kho qhov no raws li qhov system - qib kev tshawb xyuas hluav taws xob. Cov dej noo ingress, kis kab mob, puas backsheets, connectors thiab sealant tso rau tag nrho yuav pab tau. Ua raws li cov khoom lag luam- cov txheej txheem tswj kev nyab xeeb.

BIPV: Qhov twg Module thiab Facade Requirements ntsib

Lub tsev-kev koom ua ke photovoltaics ua ib feem ntawm lub ru tsev lossis phab ntsa. Pab neeg tsim qauv yuav tsum sib koom ua ke ntau thaj tsam:

module weatherproofing tiv thaiv lub tsev-joint weatherproofing;

module txav piv rau lub tsev drift thiab vaj huam sib luag tolerances;

hluav taws xob cais tawm piv rau cov kua dej thiab qhov cua;

façade hluav taws zoo tiv thaiv cov khoom siv module;

cable routing piv rau huab cua thiab dej thaiv;

hloov kev nkag mus rau kev sib txuas mus tas li;

architectural xim piv rau kho muaj.

Siv cov ntsiab lus sib cais rau sab hauv module seals, kev tuav pov hwm cov txheej txheem uas siv tau, sab nrauv weatherseals thiab hluav taws teeb meem. Sau txhua yam khoom thiab lub luag haujlwm.

Mock-ups yuav tsum muaj xws li kev nkag mus rau dej, dej ntws, cov ntsiab lus txav, hluav taws xob routing thiab hloov ua ntu zus. Lub vaj huam sib luag BIPV thaum kawg yuav xav tau kev pabcuam; ib qho kev sib koom ua ke uas tsis tuaj yeem raug tshem tawm yam tsis muaj kev puas tsuaj rau cov tsev nyob ib sab tsim cov nqi ntawm lub neej.

Tus neeg tsim khoom tsim nyog rau PV Silicone

Nug cov neeg xa khoom muaj peev xwm rau daim ntawv thov - cov pov thawj tshwj xeeb, tsis yog cov ntaub ntawv tsim kho dav dav.

Kev muaj peev xwm

PV daim ntawv thov keeb kwm tseeb;

kho chemistry thiab los ntawm - khoom;

adhesion cov ntaub ntawv ntawm cov substrates muaj feem xyuam;

hluav taws xob- cov txheej txheem thiab cov txiaj ntsig;

damp-kub, thermal- voj voog thiab UV aging cov ntaub ntawv;

permeability lossis noo noo- cov ntaub ntawv thaiv qhov twg tau thov;

Pumpability thiab automated - faib cov lus qhia;

ib - lossis ob- cov txheej txheem kev kuaj xyuas;

compatibility kuaj kev them nyiaj yug.

Manufacturing muaj peev xwm

tswj kev tsim thiab raw- cov khoom tsim nyog;

batch tso tawm cov ntawv xeem thiab ntawv pov thawj;

tswj kev sib kis;

ntim kev ncaj ncees;

khaws cov qauv thiab traceability;

ceeb toom ua ntej kev hloov pauv rau cov qauv, cov khoom siv tseem ceeb, qhov chaw lossis cov txheej txheem;

muaj peev xwm thiab kev npaj txuas ntxiv.

Txhawb kev muaj peev xwm

engineering tshuaj xyuas thaum xaiv cov khoom;

ntawm -site kab sim kev txhawb nqa;

kev daws teeb meem nrog cov peev txheej analytical;

cov ntaub ntawv rau module daim ntawv pov thawj xyuas;

kev tsis txaus siab thiab cov hauv paus - ua rau cov txheej txheem.

Ib tus neeg muag khoom uas muab qib tib yam rau chav dej, kab hlau rhuav phab ntsa, hluav taws xob thiab PV yam tsis muaj qhov sib txawv ntawm daim ntawv thov yuav tsum raug sib tw los muab pov thawj.

Kev yuav khoom thiab kev txheeb xyuas tus nqi

Cov khoom siv tus nqi ib kilogram tsis sib npaug tus nqi ib module. Xam cov hlaws uas xav tau ntim, qhov ntom ntom, ntim ntau dhau, tshem tawm cov khoom pov tseg, ntim khoom seem, pib-cov khoom seem thiab tsis lees paub.

Xws li cov kab ceev, lub sij hawm fixture, lub zog, txij nkawm thiab downtime. Ib qho sai dua - kho cov khoom yuav txo tau kev ua hauj lwm - nyob rau hauv - txheej txheem tab sis yuav tsum tau stricter mixer tswj. Qhov qis dua - cov khoom viscosity tuaj yeem txo cov twj tso kua mis tab sis poob tawm ntawm qhov sib koom ua ke. Cov khoom siv pheej yig dua nrog kev sib txawv ntawm extrusion tuaj yeem nce nyiaj ntau dhau thiab kuaj xyuas tus nqi.

Tus nqi pheej hmoo yog qhov tseem ceeb. Kev hloov pauv ntawm cov thawv sib txuas, cov khoom xa rov qab lossis cov ntawv pov thawj rov qab tuaj yeem cuam tshuam cov khoom siv me me. Siv tag nrho - tus qauv nqi uas suav nrog kev hloov pauv kev tsim nyog thiab kev tswj hwm.

Hloov Management

PV cov khoom muaj lub neej ua lag luam ntev, thaum cov khoom siv raw thiab cov neeg muag khoom hloov pauv. Tsim ib qho kev hloov pauv raws cai- tswj kev pom zoo.

Cov kev hloov pauv uas yuav xav tau kev tshuaj xyuas suav nrog:

sealant formulation los yog catalyst;

tseem ceeb raw- cov khoom siv;

chaw tsim khoom;

pigment los yog muab tub lim;

ntim thiab noo noo barrier;

backsheet, junction -box resin los yog nto kho;

thav duab txheej los yog anodizing;

ntxuav los yog primer;

dispensing khoom, tov khoom los yog nozzle;

hlaws geometry lossis kho lub sijhawm.

Siv qhov kev ntsuam xyuas pheej hmoo los txheeb xyuas qhov rov qab kuaj dua. Khaws cov ntaub ntawv pov thawj thiab cov ntaub ntawv keeb kwm. Tsis txhob cia kev yuav khoom- qhov system khoom sib npaug los hla kev pom zoo engineering.

Cov lus nug nquag

Puas muaj qhov nruab nrab tsis zoo- kho kev tsim kho silicone siv rau ntawm lub hnub ci vaj huam sib luag?

Tsis yog tsis muaj daim ntawv thov - kev lees paub tshwj xeeb. Kev siv PV tuaj yeem xav tau hluav taws xob, corrosion, substrate-kev sib raug zoo, kev siv lub tshuab- ua haujlwm thiab ntev- lub sijhawm ib puag ncig kev ua haujlwm dhau ntawm cov ntaub ntawv siv huab cua.

Puas yog silicone ua tiav cov dej noo thaiv rau PV module?

Tsis tas li. Silicone tuaj yeem muab cov huab cua ruaj khov thiab kev sib khi, tab sis dej- vapor permeability yuav xav tau kev sib cais ntawm ntug-txoj kev thaiv. Ntsuam xyuas cov pob khoom tiav.

Dab tsi silicone yog qhov zoo tshaj plaws rau lub thawv sib txuas?

Cov khoom raug yog nyob ntawm daim ntawv rov qab los yog iav saum npoo, lub thawv polymer, daim ntawv cog lus geometry, cov khoom siv hluav taws xob, cov txheej txheem ceev thiab kev kuaj ib puag ncig. Siv ib qho kev sib txuas-box- cov ntaub ntawv qib uas tau lees paub ntawm qhov tseeb.

Yuav sai npaum li cas lub module tuaj yeem ntim tau tom qab sib khi?

Ua raws li cov txheej txheem tuav thiab kho, tsis yog tawv nqaij - dhau sijhawm ib leeg. Sib sib zog nqus los yog nyob ib puag ncig ib - cov hlaws dai tuaj yeem siv sijhawm ntev dua. Kev ntim khoom tuaj yeem txwv tsis pub ya raws lossis cuab yeej kho los ntawm - khoom.

Puas yog ob- cov khoom siv silicone ib txwm kho sai dua?

Nws tuaj yeem muab tau sai dua los ntawm - kho, tab sis kev ua tau zoo nyob ntawm qhov tseeb piv, sib xyaw, kub thiab ua haujlwm lub neej. Ib qho kev tawm - piv txwv yuav tsis kho kom raug.

Kev hloov pauv puas tuaj yeem cuam tshuam rau daim ntawv pov thawj module?

Yog lawm. Cov ntaub ntawv thiab cov txheej txheem tuaj yeem yog ib feem ntawm kev ntsuas kev tsim kho. Tshawb xyuas cov kev hloov pauv nrog lub cev ntawv pov thawj, module engineer thiab cov qauv siv tau ua ntej tso tawm.

Dab tsi yog qhov yuam kev loj tshaj hauv PV sealant kev yuav khoom?

Kev yuav los ntawm generic chemistry los yog tus nqi yam tsis muaj daim ntawv qhia txog kev ua haujlwm, cov substrates, kev ntsuam xyuas kev laus, cov khoom siv hluav taws xob thiab cov txheej txheem tsim khoom.

Daim Ntawv Teev Npe Kev Tsim Nyog

Txhais qhov tseeb kev sib koom ua ke thiab qhov ua tsis tiav.

Txheeb xyuas txhua lub substrate, txheej thiab cov ntaub ntawv sib cuag.

Xaiv kho chemistry sib xws nrog cov hlau thiab hluav taws xob.

Tsim cov hlaws geometry rau kev ntxhov siab, kho thiab xa tawm.

Screen adhesion thiab kho ntawm cov khoom siv.

Kuaj compatibility nrog encapsulant, backsheet, cable thiab lub thawv.

Ua kom tiav cov hluav taws xob thiab kev laus ib puag ncig.

Siv tau cov twj tso kua mis, sib tov, tshuaj xyuas cov hlaws thiab kho tuav.

Khiav pilot modules thiab tsom xam muaj peev xwm.

Tshawb xyuas cov ntawv pov thawj cuam tshuam.

Tsim batch traceability thiab hloov tswj.

Saib xyuas kev tsim khoom thaum ntxov thiab cov ntaub ntawv teb.

Peb PV Qualification Scenarios

Scenario 1: Hloov cov kev sib tshuam - lub thawv yas

Cov chaw tsim khoom lag luam khaws tib lub silicone tab sis hloov lub thawv sib txuas los ntawm ib qho polyamide formulation mus rau lwm qhov. Cov duab kos thiab qhov ntev tsis hloov pauv, yog li kev yuav khoom pib kho qhov kev hloov pauv sib npaug.

Engineering yuav tsum tshuaj xyuas cov resin, reinforcement, nplaim taws-cov pob khoom, pwm- tso tawm kev xyaum thiab kev ntxhib los mos. Kev tsim tawm tshiab- cov thawv pwm yuav tsum tau sim rau thawj zaug thiab hnub nyoog adhesion. Cable-load thiab tev-rhiab geometry yuav tsum tau soj ntsuam. Kho thiab corrosion compatibility yuav tsum tau paub tseeb tias. Yog tias lub thawv yog ib feem ntawm daim ntawv pov thawj kev nyab xeeb module, cov ntawv pov thawj yuav tsum raug tshuaj xyuas.

Qhov xwm txheej no qhia tau hais tias lub sealant tsis tau hloov, tab sis lub kaw lus interface muaj. Kev hloov pauv yuav tsum suav nrog ob sab ntawm daim ntawv cog lus.

Scenario 2: Tsiv ntawm cov cartridges mus rau ntau qhov kev faib tawm

Ib lub chaw tsim khoom BIPV loj hlob siv tib yam - cov khoom lag luam tab sis nruab lub nruas twj tso kua mis thiab cov neeg hlau. Cov tshuaj chemistry zoo li tsis hloov pauv, tab sis kev xa khoom ntxiv cov ntawv txuas ntxiv, hoses, ntsaws ruaj ruaj, siab, tshem tawm thiab lub sijhawm nyob ntev dua.

Pab neeg no yuav tsum paub meej tias cov cuab yeej siv tau zoo, kev tiv thaiv dej noo, cov khoom siv txias, pib- cov txheej txheem nce thiab kaw, lub neej ntawm lub taub hau thiab traceability. Kev sim yuav tsum sib piv cov hlaws dai thiab kho nrog cov txheej txheem cartridge. Huab cua qhia thaum lub nruas hloov, cua sov tsim los ntawm kev txwv tsis pub khiav thiab kev kaw ntev ntev yuav tsum muaj kev tswj xyuas tshwj xeeb.

Kev tsim nyog tsis tiav kom txog rau thaum cov txheej txheem automated tsim cov adhesion ruaj khov thiab kev sib dhos ua haujlwm thoob plaws pib-nce, nyob ruaj khov, rov pib dua thiab xaus- ntawm- nruas.

Scenario 3: Siv ob lub ntug- lub tswv yim foob

Ib qho qauv tsim ntxiv silicone sab nraum qhov qis -permeability ntug barrier. Qhov thaiv txwv dej - vapor ingress, thaum lub silicone muab kev tiv thaiv txhua yam thiab huab cua tiv thaiv.

Tus tsim yuav tsum paub meej tias adhesion thiab compatibility ntawm ob cov ntaub ntawv, nrog rau iav thiab encapsulant. Cov silicone yuav tsum tsis txhob cuam tshuam qhov kev tso kawm los yog tsim ib txoj hauv kev los ntawm geometry. Kho los ntawm - cov khoom thiab kev tsiv teb tsaws xav tau kev tshuaj xyuas. Kev ntsuam xyuas ib puag ncig yuav tsum ntsuas tsis tsuas yog pom ntug qhov xwm txheej xwb tab sis kuj tseem noo noo- qhov kev ua tau zoo ntawm qhov module.

Kev lag luam yuav tsum piav qhia cov haujlwm kom raug. Nws yuav ua yuam kev rau credit rau silicone ib leeg nrog tag nrho cov dej noo- thaiv kev ua haujlwm.

Tau Txais Kev Tshuaj Xyuas PV-Qib Silicone

Nyob rau hauv daim ntawv txais nyiaj, xyuas qhov ntim, cov khoom code, batch, tsim khoom lossis hnub tas sij hawm thiab cov xwm txheej shipping. Rau cov thawv ntim khoom loj, tshuaj xyuas cov ntsaws ruaj ruaj thiab cov neeg taug qab - phaj chaw tiv tauj. Quarantine puas los yog o ntim ntim.

Kev ntsuam xyuas sai tuaj yeem suav nrog cov tsos, qhov ntom ntom, extrusion lossis viscosity proxy, daim tawv nqaij / kho cov lus teb thiab ob -cov khoom sib piv- txheeb xyuas qhov kev pom zoo. Cov no tsis hloov qhov kev tso tawm ntawm tus neeg muag khoom los yog lub sijhawm ntev - kev tsim nyog. Siv cov ntaub ntawv sib txawv los txheeb xyuas qhov kev hloov pauv, tsis yog rov tsim dua tus neeg muag khoom lub chaw kuaj mob tag nrho.

Khaws cov qauv los ntawm batch rau lub sijhawm tsim nyog txuas nrog cov qauv tsim khoom thiab kev pheej hmoo tsis txaus siab. Khaws lawv raws li lub sijhawm teev tseg. Ib qho piv txwv khaws cia tsis zoo khaws cia rau hauv lub txee kub yuav tsis sawv cev rau cov khoom siv ntawm kab.

Txuas lub txais batch rau serial ntau lawm. Yog tias qhov kev tshawb nrhiav tom qab tshwm sim, lub tuam txhab yuav tsum paub cov modules siv cov batch, cov cuab yeej siv twg thiab seb lub tswb puas tshwm sim.

SEO thiab Cov Neeg Yuav Khoom -Tom ntej Cov Ntsiab Lus rau Cov nplooj ntawv khoom

Thaum hloov kho cov lus qhia no rau hauv cov khoom lag luam- nplooj ntawv cov ntsiab lus, khaws daim ntawv thov kev thov- tshwj xeeb. Cov lus muaj txiaj ntsig suav nrogsilicone sealant rau solar panels, PV junction box sib txuas, photovoltaic module ncej sealing, BIPV weatherproofing siliconethiabautomated dispensing silicone. Tsis txhob rov hais dua lawv unnaturally nyob rau hauv txhua kab lus.

Txhawb txhua qhov kev thov ua haujlwm nrog cov ntaub ntawv rub tawm tau yooj yim lossis kev caw kom pom tseeb los thov kev sim ntawm tus neeg yuav khoom lub substrate. Cov neeg yuav khoom muaj txiaj ntsig pov thawj txog kev kho, adhesion, kev coj tus cwj pwm hluav taws xob, dej kub, thermal cycling, ntim thiab txheej txheem kev txhawb nqa ntau dua li cov kab lus xws li "zoo tshaj plaws."

Kev hu xovtooj muaj zog nug tus qhua kom muab cov npe substrate, daim ntawv thov kev kos duab, hlaws qhov ntev, ntau lawm ceev, ntim nyiam thiab cov qauv xav tau. Cov ntaub ntawv ntawd tso cai rau tus neeg muag khoom pom zoo rau qib kev lav phib xaub thiab tsim kom siab dua - kev nug txog kev muag khoom zoo.

Thaum kawg Takeaway

Silicone tuaj yeem yog cov khoom siv zoo tshaj plaws rau photovoltaic sealing thiab kev sib khi thaum qib thiab cov txheej txheem sib txuam rau kev ua haujlwm kom meej meej. Nws sab nraum zoov durability, yooj thiab hluav taws xob cov khoom muaj nqis, tab sis lawv tsis tshem tawm qhov xav tau ntawm cov dej noo- kev tswj xyuas lub tswv yim, kev sib tshuam sib xws thiab kev qhuab qhia kev tsim khoom.

Cov kev pab cuam txhim khu kev qha tshaj plaws tsis nug tsuas yog seb lub sealant "sticks." Lawv nug seb nws kho tau li cas hauv kab ntawv cog lus tiag tiag, yuav ua li cas lub interface coj tus cwj pwm tom qab damp kub thiab thermal cycling, yuav ua li cas tshwm sim thaum lub substrate tsum hloov, yuav ua li cas cov hlaws raug soj ntsuam thiab yuav ua li cas cuam tshuam modules yuav taug qab yog hais tias ib tug txheej txheem ceeb toom tshwm sim.

Hauv PV thiab BIPV, lub sijhawm ntev - kev ntseeg siab tau tsim los ntawm thaj tsam ntawm cov ntaub ntawv. Silicone yog ib qho ntawm cov ciam teb no- thiab nws tsim nyog rau tib yam kev siv tshuab ua haujlwm raws li lub xov tooj ntawm tes, iav thiab hluav taws xob uas nws tiv thaiv.