Thaum nws los txog rau kev tsim lossis hloov kho HVAC systems, ib lo lus nug feem ntau mus saib tsis tau: qhov hluav taws kub nyab xeeb yog koj lub ductwork li cas? Yog tias koj tab tom siv lossis npaj los txhim kho cov kab hluav taws xob hloov tau yooj yim, kev nkag siab txog nws qhov hluav taws kub yog ntau dua li cov lus qhia ntxaws - nws yog qhov tseem ceeb uas yuav cuam tshuam rau kev nyab xeeb thiab kev ua raws cai.
Yog vim li cas hluav taws kub Resistance Matters hauv Ductwork
Cov tsev niaj hnub xav tau cov ntaub ntawv uas ua tau raws li cov cai tiv thaiv hluav taws nruj heev. Hauv HVAC systems, cov ducting khiav thoob plaws phab ntsa, qab nthab, thiab feem ntau nruj qhov chaw. Thaum muaj hluav taws kub, cov khoom siv tsis raug cai tuaj yeem ua txoj hauv kev rau cov nplaim taws thiab cov pa taws. Yog vim li cas thiaj paub qhov hluav taws kub ntawmhloov tau aluminium foil ductstsis yog xaiv tau - nws yog qhov tseem ceeb.
Flexible ducts ua los ntawm txhuas ntawv ci muab cov txiaj ntsig tseem ceeb: lawv yog lub teeb yuag, yooj yim rau nruab, corrosion-resistant, thiab yoog mus rau ntau yam kev teeb tsa. Tab sis dab tsi txog lawv tus cwj pwm nyob rau hauv qhov kub thiab txias? Qhov no yog qhov uas cov qauv ntsuas hluav taws thiab cov ntawv pov thawj tuaj yeem ua si.
Nkag siab txog Kev Nyab Xeeb Kev Nyab Xeeb Kev Nyab Xeeb rau Flexible Aluminium Foil Ducts
Txhawm rau pab cov neeg siv khoom thiab cov kws tshaj lij ntsuas kev tiv thaiv hluav taws, ntau cov qauv thoob ntiaj teb thiab cov txheej txheem kuaj tau txais dav hauv HVAC kev lag luam.
UL 181 ntawv pov thawj
Ib qho ntawm cov ntawv pov thawj pom zoo tshaj plaws yog UL 181, uas siv rau cov kav dej thiab cov khoom sib txuas. Ib qho yooj yim aluminium foil duct uas dhau UL 181 tus qauv tau dhau los ua qhov kev sim nruj rau cov nplaim taws, kev tsim cov pa luam yeeb, thiab qhov kub thiab txias.
Muaj ob qhov kev faib tawm tseem ceeb raws li UL 181:
UL 181 Chav Kawm 0: Qhia tias cov khoom siv hauv cov kav dej tsis txhawb cov nplaim taws thiab tsim cov pa luam yeeb.
UL 181 Chav Kawm 1: Tso cai rau cov nplaim hluav taws tsawg tsawg thiab tsim cov pa luam yeeb hauv qhov kev txwv.
Cov kav dej uas ua tau raws li UL 181 tus qauv feem ntau tau sau meej meej nrog kev faib tawm, ua kom yooj yim rau cov neeg cog lus thiab cov neeg soj ntsuam xyuas kom ua raws li kev cai.
ASTM E84 - Cov yam ntxwv kub hnyiab
Lwm tus qauv tseem ceeb yog ASTM E84, feem ntau siv los ntsuas seb cov ntaub ntawv teb li cas rau qhov hluav taws kub. Qhov kev ntsuas no ntsuas qhov ntsuas hluav taws xob sib kis (FSI) thiab cov pa luam yeeb tsim ntsuas (SDI). Ib qho yooj yim aluminium foil duct uas ua tau zoo hauv ASTM E84 kev xeem feem ntau tau qhab nia qis hauv ob qhov ntsuas, qhia tias muaj zog tiv thaiv hluav taws.
Dab tsi ua rau Flexible Aluminium Foil Ducts Fire-Resistant?
Cov txheej txheem ntau txheej ntawm kev hloov pauv aluminium ntawv ci ducts pab txhawb rau lawv cov thermal thiab hluav taws kub-resistant zog. Cov ducts no feem ntau tsim nrog:
Ib ob lossis triple-layered aluminium foil qauv
Embedded hluav taws-retardant adhesives
Reinforced nrog steel hlau helix rau cov duab thiab stability
Qhov kev sib xyaw ua ke no pab kom muaj cua sov thiab txwv tsis pub kis hluav taws, ua rau lawv muaj kev nyab xeeb dua nyob rau hauv ob qho tib si hauv tsev thiab kev lag luam HVAC daim ntawv thov.
Kev coj ua zoo tshaj plaws rau kev teeb tsa thiab kev nyab xeeb hluav taws
Txawm tias qhov hluav taws kub-resistant tshaj plaws yuav underperform yog tias ntsia tsis raug. Nov yog ob peb lub tswv yim kom muaj kev nyab xeeb:
Yuav tsum xyuas kom meej tias qhov hloov pauv tau ntawm aluminium foil duct yog UL 181 ntawv pov thawj.
Tsis txhob muaj kev khoov ntse los yog tsoo cov kav dej, uas tuaj yeem cuam tshuam cov cua ntws thiab cua sov.
Kaw tag nrho cov pob qij txha kom zoo siv cov nplaum nplaum los yog cov ntaub nplaum.
Khaws cov ducts kom deb ntawm cov nplaim taws los yog kev sib cuag ncaj qha nrog cov khoom siv cua sov.
Los ntawm kev ua raws li cov txheej txheem kev teeb tsa kom raug thiab xaiv cov khoom siv hluav taws xob, koj tsis yog ua raws li cov cai hauv tsev - koj tseem tiv thaiv cov khoom thiab lub neej.
Kev xav zaum kawg
Kev nyab xeeb hluav taws tsis yog qhov kev xav tom qab-nws yog ib qho tseem ceeb ntawm HVAC system tsim. Los ntawm kev nkag siab txog qhov hluav taws kub tsis kam ntawm koj qhov hloov pauv aluminium ntawv ci, koj ua ib kauj ruam tseem ceeb mus rau lub tsev muaj kev nyab xeeb, muaj txiaj ntsig zoo dua.
Yog tias koj tab tom nrhiav kev txhim khu kev qha, hluav taws kub-kuaj ducting kev daws teeb meem txhawb nqa los ntawm kev tshaj lij kev lag luam,DACOnyob ntawm no los pab. Hu rau peb niaj hnub no kom pom cov khoom siv hluav taws xob zoo rau koj qhov project thiab xyuas kom koj lub installation ua tau raws li cov qauv kev nyab xeeb siab tshaj plaws.
Post lub sij hawm: May-12-2025