Na kowaVdamaDuctClassification daPaikiClalata!
1. Jirgin iska da muke magana akai akaiis yafigame dabututun iskadomintsarin tsakiya na kwandishan. Kumawani muhimmin bangare ne na tsarin sanyaya iska. A halin yanzu, akwai galibi nau'ikan bututun iska guda huɗu:
1) Galvanized takardar karfe iska bututu; 2) Inorganic FRP tashar iska; 3) Rukunin iska na fiberglass mai hade; 4)Fiber masana'anta iska duct.
2.Halayen asali na hanyoyin iska guda hudu.
Galvanized karfe takardartashar iska: ɗaya daga cikin hanyoyin iskar da aka fara amfani da su, wanda aka yi da shiGalvanized karfe takardar, dace da sufuri na janar gas tare da low danshi abun ciki, sauki ga tsatsa, babu zafi adana da amo rage ayyuka, tare da dogon samar da shigarwa lokaci.
Inorganic FRP iska duct: wani in mun gwada da sabon nau'in iska, wanda aka yi da fiber gilashin ƙarfafa kayan da ba a iya amfani da su ba, ba mai ƙonewa idan akwai wuta, lalata-resistant, nauyi, mai wuya amma gaggautsa, sauƙi nakasawa da fashe da nauyinsa, babu zafi. kiyayewa da aikin rage amo.Lokacin samarwa da shigarwa yana da tsawo.
Haɗin gilashin fiber jirgin iska duct: sabon nau'in bututun iska a cikin 'yan shekarun nan, tare da allon gilashin centrifugal a matsayin kayan tushe, zanen gilashin ciki, da foil mai ƙarfi na aluminium a waje (wanda aka shigo da shi ana lulluɓe shi da baƙin ƙarfe acrylic polymer mai zafi. ciki, da kuma m Layer ne di masana'anta / aluminum foil / kraft takarda), wanda aka compounded da bushe da wani musamman fireproof m, sa'an nan kuma sanya ta yankan, slotting, bonding da kuma ƙarfafawahanyoyin, kuma an haɗa su kuma an rufe su tare da maƙala na musamman, kaset masu matsi,or kaset masu zafi. Matsakaicin ƙetare na tashar iska da girman girman iska za a bi da matakan ƙarfafawa masu dacewa. Yana da abũbuwan amfãni daga rage amo, zafi kiyayewa, wuta rigakafin, danshi juriya, kananan iska yayyo, haske abu, sauki yi, ajiye shigarwa sarari, dogon sabis rayuwa, tattalin arziki da kuma m, da dai sauransu.
Fiber masana'anta iska duct: kuma aka sani da zane jakar iska bututu, masana'anta iska bututu, fiber masana'anta iska bututu, fiber masana'anta iska rarraba, shi ne latest irin iska bututu, kuma shi ne m iska rarraba tsarin saka daga musamman zaruruwa (Air Watsawa) , shine tsarin ƙarshen isar da iska wanda ke maye gurbin bututun samar da iska na gargajiya, bawul ɗin iska, diffusers, kayan hana zafi, da sauransu.
3. Kwatancen kwatancen ma'aunin iska guda huɗu
3.1 Ayyukan rufewa na thermal
Galvanized karfe takardar bututun iska: yanayin zafin zafi yana da girma sosai (60.4 W / m · K), kuma ba shi da aikin haɓakar thermal, don haka dole ne a ƙara Layer Layer da kariyar kariya. Yana da wuya a tabbatar da kauri mai rufi a flange na iska duct ko babu rufi, wanda zai haifar da sanyi gada sabon abu, da kuma ɗaukar hoto uniformity na rufi Layer a kan bango surface na iska bututu ne wani lokacin wuya a tabbatar. saboda rashin isasshen shigarwa.
Inorganic FRP iska bututu: Yana da babban thermal watsin (0.5W/m·K), ba shi da thermal rufi aikin, kuma dole ne a bugu da žari a rufe da wani rufi Layer da m Layer. Halaye na rufi Layer iri ɗaya ne da na galvanized karfe takardar iska bututu.
Haɗaɗɗen gilashin fiber jirgin iska duct: ƙananan ƙarancin thermal (0.029W / m · K a matsakaicin zafin jiki na 24 ° C, 0.04W / m · K a 70 ° C), musamman ma ƙyallen ƙyalli na aluminum a waje yana da girma. zafi tunani iyawa. Saboda iska bututu bango ne rufi Layer, da bututu rungumi dabi'ar mortise hadin gwiwa, T-dimbin yawa ciki frame butt haɗin gwiwa da baƙin ƙarfe takardar dangane (ko m flange dangane), sabõda haka, duk sassa na dukan iska bututu an makaran a ko'ina, ba tare da sanyi gada. sabon abu, kuma yana da kyakkyawan aikin aikin rufewar thermal.
3.2 Ayyukan wuta
Galvanized karfe takardarbututun iska: ba mai ƙonewa ba, amma ko rufin rufin yana konewa ya dogara da kayan, kuma galibi ana amfani da kayan da ba za a iya ƙone su ba kamar ulun gilashin centrifugal.
Inorganic FRP iska duct: daidai da galvanized karfe takardar iska bututu.
Haɗaɗɗen gilashin fiber jirgin iska duct: amfani da gilashin fiber auduga ba mai ƙonewa ba azaman kayan tushe, amfani da manne mai ɗaukar harshen wuta, da zane mai ƙyalli na aluminum da gilashin fiber zane a ɓangarorin tushe na kayan, don haka bututun iska mai ƙãre ne. kayan da ba za a iya konewa ba, tare da Kyakkyawan aikin wuta.
3.3 Ayyukan rage amo
Galvanized karfe takardar tashar iska: babu aikin rage amo, amuffler da masana'anta fadada gidajen abinci dole ne a shigar, da kumamuffler da masana'anta fadada gidajen abinci dole ne a cimma sakamakon da ake so, kuma matsayi na saitin yana da wasu bukatu, wanda ke da wuya a cimma a cikin aikin injiniya na ainihi, yana da wuya a tabbatar da ainihin tasirin rage amo. Bugu da ƙari, ana haifar da ƙarar ƙararrawa lokacin da iska ya yi girma, tsayin gefe ɗaya yana da girma kuma ƙarfafawa bai isa ba, ko kuma an daidaita shi tare da babban fanni.
Inorganic gilashin fiber ƙarfafa filastik iska bututu: babu sauti attenuation yi, sauti rufi yi ne mafi alhẽri daga galvanized karfe takardar iska bututu..Haka kumadole ne a sanye da amuffler da masana'anta fadada gidajen abinci, kawaikamar galvanized karfe takardar iska duct, yana ɗaukar ƙarin sarari, kuma tasirin maganin amo bai dace ba.
Haɗin gilashin fiber jirgin iska mai haɗaɗɗiya: bangon bututunsa wani abu ne mai ƙyalli mai ƙyalli, wanda ke da tasiri mai kyau na ɗaukar sauti akan matsakaici da raƙuman sauti mai ƙarfi. Yana da kyau tubularmuffler da masana'anta fadada gidajen abinci, wanda zai iya kawar da amo na farko dathayaniyar na biyu da ke haifar da bawul, kayan aikin bututu, da dai sauransu zai zama mafi inganci tare da fadada bututun, da kuma na musamman.muffler da masana'anta fadada gidajen abinci ana iya tsallakewa.
3.4 Ayyukan tabbatar da danshi
Galvanized takardar karfe iska bututu: mai saukin kamuwa da danshi lalata da tsatsa, musamman a lokacin da safarar iska da high danshi abun ciki. A lokacin kerar da iskar bututun, galvanized Layer a cizon takardar ƙarfe ya lalace, don haka ba shi da sauƙi yin gyara da yin maganin lalata. Har ila yau, natsewar za ta faru a wurin da gadar sanyi ta faru don lalata bututun, wanda hakan ya shafi rayuwarsa gaba ɗaya.
Inorganic FRP iska bututu: ƙuntatawa da rabon albarkatun kasa, aikin tabbatar da danshi ba shi da kyau a cikin kwanciyar hankali.
Haɗaɗɗen gilashin fiber jirgin iska bututu: babu abubuwa masu lalacewa da sassa, farfajiyar waje na bututun iska shine zane mai yuwuwar danshi, ƙarancin ɗanshi ba shi da komai, amma yana da ƙarfin hana lalata, ƙarancin sha ruwa na fiber gilashi. katako ba ya wuce 2%; yaushebututunyana cikin yanayi mai ɗanɗano na dogon lokaci, ƙarancin sautinsa da kaddarorin rufewar thermal ba zai canza ba. Domin abu ne mai laushi, wajibi ne don hana ciki na bututu, ƙarshen bututu da yanke daga jiƙa a cikin ruwa na dogon lokaci.
3.5 Ruwan iska
Galvanized sheet karfe iska duct: Lokacin da jimlar tsawon tashar iska ya kasa da 50m, yawan zubar da iska yakan kai 8% zuwa 10%. Lokacin da jimlar tsayin iskar iska ya karu, yawan zubar iska ya kamata ya karu da kyau. Lokacin da matsa lamba a cikin bututun ya kasance 500Pa, zubar da iska a kowane yanki na bututun iska shine 6mᶟ/h ·㎡.
Inorganic FRP iska duct: Lokacin da jimlar tsawon tashar iska bai wuce 50m ba, yawan zubar da iska yakan kai 6% zuwa 8%. Lokacin da jimlar tsayin iskar iska ya karu, yawan zubar iska ya kamata ya karu da kyau.
Rubutun iska mai haɗakar fiberglass: ana haɗa bututun iska ta hanyar slotting, mortise, da manne, kuma an rufe haɗin gwiwa tare da tef ɗin foil na aluminum. Matsakaicin zubewar iskar bututun iskar da ba a ƙarfafa shi ba nesifili, kuma yawan zubewar iska na iskar da aka ƙarfafa ba ta wuce 1% ba. Adadin fitar da iska bai wuce 2% ba. Lokacin da matsa lamba a cikin bututun ya kasance 500Pa, zubar da iska a kowane yanki na bututun iska bai wuce 1.8m ba.ᶟ/h ·㎡.
3.6 Ƙarfi
Galvanized karfe takardarbututun iska: babban ƙarfi, matsa lamba mai ƙarfijuriya, dole ne a karfafa bisa ga ka'idoji lokacin da girman sashin ya girma.
Inorganic FRP iska duct: babban ƙarfi, amma in mun gwada da m, saboda nauyi nauyi, shi ne ba sauki rike, kuma yana da sauki a fashe da lalace ta karo. Saboda girman girman kai, kaurin bangon tashar iska yana ƙaruwa da sauri lokacin da tsayin gefen jirgin saman kwance yana da girma, kuma nauyin bangon bututu a kowane yanki yana ƙaruwa sosai, wanda ke da haɗari ga lalacewa ta dindindin.
Nakasar tsaye da daidaitawa.
Rukunin iska mai haɗe-haɗe na fiber allo: Yana iya saduwa da buƙatun ɗaukar nauyi na gama-gari da kwandishan. Lokacin da karfin iska ya kasance 500Pa, lalacewar bangon bututu bai wuce 1% ba. Lokacin da kauri na bango ya kai 25mm, zai iya jure matsi na 800Pa. Idan yana buƙatar tsayayya da matsa lamba mafi girma ko gefen gefen tashar iska ya fi 630mm, ana iya ƙarfafa shi bisa ga yanayin iska da buƙatun ƙira, kuma matsakaicin iska zai iya tsayayya da 1500Pa.
3.7 Nauyi
Galvanized karfe takardarbututun iska: girman girma shine 7870kg/mᶟ, nauyin kowane yanki ɗaya shine 10kg/㎡～16kg/㎡(kauri na bakin ciki farantin karfe δ = 0.5mm ~ 1mm, gami da nauyin rufin rufin da Layer na kariya, gami da flange da madaidaicin rataye Nauyin shine 4kg ~ 4.8kg).
Inorganic FRP iska duct: babban yawa shine 2100kg/mᶟ, kuma nauyin kowane yanki shine 11kg/㎡～23kg/㎡(Kaurin bango δ=3mm ~ 8mm, gami da nauyin rufin rufin da rufin kariya, gami da nauyin bakin dakatarwa 1.7kg).
Haɗaɗɗen gilashin fiber jirgin iska duct: Girman yawa shine 64kg / mᶟ, kuma nauyin kowane yanki shine 2.8 kg / ㎡(Kaurin bango δ = 25mm, gami da nauyin ɓangarorin dakatarwa 1.5kg).
3.8 Juriya juriya
Bangon ciki na bututun iska na gilashin fiberboard mai hade shine gilashin gilashi, kuma ƙarancin saman shine 0.2mm, wanda ya ɗan fi girma fiye da ƙimar da aka auna na takardar galvanized. A karkashin yanayin cewa gudun iska a cikin tashar iska bai wuce 15m/s ba, juriyarsa a hanya iri daya ce da na galvanized karfe takardar iska. Idan aka kwatanta da ba fiye da 7% (ciki har da juriya ya karu ta hanyar ƙarfafa struts a cikin tashar iska), juriya a hanya a cikin tsarin tsarin kwandishan na gaba ɗaya kawai yana lissafin kusan 10% na juriya na gida (mahimmanci iri ɗaya). juriya na gida na galvanized karfe takardar iskar iska), don haka haɓaka juriya na iska na bututun fiber gilashi idan aka kwatanta daGalvanized karfe takardar duct bai kai kashi 1% ba, kuma tasirin da ke tattare da tsarin bututun ba a bayyane yake ba kuma ana iya yin watsi da shi. Juriya na juriya na inorganic FRP iska bututu ya fi na galvanized karfe takardar iska bututu, kuma yana kusa da na hada gilashin fiber jirgin iska bututu.
3.9 Garkuwar fiber iya aiki na gilashin fiberboard iska bututu
Bangon ciki na bututun iska yana hade da zanen gilashi, wanda ke da ikon kare tarwatsa fibers. A ƙarƙashin yanayin saurin iska a cikin bututu na 15m / s, zaruruwa a bangon ciki na bututun iska ba za su faɗi ba, wanda ya cika daidai da ƙa'idodin tsabtace ƙasa kuma yana tabbatar da ingancin iska na cikin gida da yanayi.
3.10 Rayuwar sabis
Galvanized karfe takardar bututun iska: Rashin juriya mara kyau, wanda ke rage rayuwar bututun iska gabaɗaya, kuma rayuwarsa gabaɗaya shekaru 5 zuwa 10 ne.
Inorganic FRP iska duct: nauyi, wuya a ɗauka, kuma m, m ga fasa da lalacewa lalacewa ta hanyar karo, kuma mai yiwuwa ga dindindin nakasawa a tsaye da kuma daidaitawa, rinjayar da canjin muhalli na bushewa, zafi, zafi mai zafi, da ƙananan zafin jiki.; yana da sauƙi a saits abu ya fi rauni, fashe, da bawo. Idan rabo daga albarkatun kasa bai dace da ma'auni ba, sabon abu zai zama mafi tsanani, don haka rage rayuwar gaba ɗaya na bututun iska, wanda shine kullum 5 zuwa shekaru 10.
Haɗin gilashin fiber jirgin iska mai ƙarfi: nauyi mai nauyi, juriya na lalata, tsufa, mai sauƙin kwancewa, gyarawa da canza bututun mai, kuma rayuwar sabis na iya zama tsawon shekaru 10 zuwa 30.
1. Gina da shigar da bututun iska
Galvanized takardar karfe iska duct: bututu yana da nauyi, lokacin samarwa da shigarwa yana da tsayi, kuma canjin girman bututu da shugabanci yana da ƙarfi. An shigar da Layer Layer akan wurin bayan an shigar da tashar iska, tsarin yana da wuyar gaske, kuma kauri mai kauri a cikin flange na iska ba shi da sauƙi don tabbatarwa ko babu wani abin rufewa. Ya kamata a sami isasshen sarari don shigarwa da aiki na rufin rufi a kusa da bututun iska, in ba haka ba daidaitaccen ɗaukar hoto zai zama da wuya a tabbatar da shi saboda rashin isasshen shigarwa, kuma bayyanar ba zai yi kyau ba. Ƙara amuffler da masana'anta fadada gidajen abinci yana buƙatar ƙarin sarari, kuma yana ƙara wahala da aikin shigarwa.
Bututun iska na FRP mara tsari: Bututun yana da girma, ba shi da sauƙin ɗauka, kuma yana da ƙarfi sosai, amma yana da ɗan rauni, kuma yana da sauƙin fashewa da lalacewa ta hanyar karo. Lokacin samarwa da shigarwa yana da tsayi, kuma canjin girman bututu da shugabanci yana da aiki mai ƙarfi da ɗaukar lokaci. Dangane da rage surutu da adana zafi, daidai yake da na takardar karfen galvanized.
Haɗin gilashin fiber jirgin iska mai iska: bututun yana da haske, kuma saurin shigarwa yana da sauri. Saboda an haɗa duct da rufin rufin, ana iya kammala tsarin shigarwa a lokaci ɗaya, wanda ya dace don canje-canjen shigarwa bisa ga yanayin rukunin yanar gizon ko ƙira yayin aikin shigarwa, ba tare da shafar wasu matakai ba. Idan aka kwatanta da sauran kayan, zai iya ajiye aiki sarari na rufi Layer, kuma zai iya ajiye rufi yarda da 150mm ~ 200mm. Yana da kyakkyawan bayyanar kuma ya dace da shigarwa na farfajiya. Hakanan za'a iya yin ado da fenti masu launi, don cimma daidaituwa da yanayin da ke kewaye. Amma saboda kayan da ba shi da ƙarfi, ya kamata a kula da shi da kyau don guje wa lalacewar da mutum ya yi.
5.Binciken kasuwa na magudanan iska daban-daban
Galvanized karfe takardar bututun iska: samfuri ne na gargajiya tare da fa'idar amfani da yawa. An daɗe ana fahimtar fa'idarsa da rashin amfanin sa da yawancin masu amfani.
Inorganic FRP tashar iska: Sabon samfur ne. Saboda fa'idarsa ta rigakafin gobara, hana lalata da kuma keɓewar hayaniya, ta taɓa kwace fiye da rabin kasuwar bututun iska. An fahimci wasu daga cikin gazawar da ke cikin masana'antar, kuma rabon kasuwa na bututun FRP na inorganic ya ragu sannu a hankali.
Rukunin iska na fiberglass composite: Wani sabon samfuri ne a cikin 'yan shekarun nan, saboda yana da babban sauyi akan kayayyakin da suka gabata, yayin da lokaci ya wuce, ya canza daga jahilci, shakku, da jira-da-gani ga fahimtar yanzu. tabbatarwa da ganewa. An yi amfani da manyan tallace-tallace da aikace-aikace a manyan biranen kamar Beijing da Shanghai. A karkashin wasu yanayi kuma bisa ga takamaiman buƙatu, ana iya amfani da allon fiberglass azaman rufin wasu bututu don yin ɗumi mai ɗaukar zafi da hayaniya mai ɗaukar galvanized karfe takardar iskar ducts ko fiber gilashin inorganic fiber ƙarfafa filayen iska.
Lokacin aikawa: Maris 13-2023