Hanyoyin rage hayaniya na na'urar fan coil

Gano Sanadin Sautin Sauti na gama gari a cikin Rukunin Fan Coil

Motsi na inji a cikin tsarin HVAC da Tasirin su akan Sautin Rashin Rashin Ruwa na Fan Coil

Kimanin kashi 38 cikin ɗari na duk gunaguni game da amo da ke da alaƙa da rukunin fan coil a cikin gine-ginen kasuwanci a zahiri sun zo ne daga rawar jiki na inji. Mafi sau da yawa wannan yakan faru lokacin da injin fan ba shi da daidaituwa ko kuma bearings sun fara lalacewa a tsawon lokaci. A cewar wani bincike da aka buga a shekarar 2024 kan rawar jiki na tsarin HVAC, kawai tabbatar da cewa an daidaita injina yadda ya kamata zai iya rage hayaniya da ke tattare da tsarin da kusan kashi ɗaya bisa uku. Sa'ad da masu fasaha suka yi bincike a kan kayan aiki, su ma suna samun abin mamaki. Kusan rabin dukan matsalolin girgiza suna zuwa ne daga ƙwanƙolin da ba su da ƙarfi sosai. Waɗannan haɗin da aka sassauta suna sa girgiza ta motsa ta hanyar magudanan ruwa zuwa cikin waɗannan wuraren da ba su da kome tsakanin rufi. Menene sakamakon? Ƙungiyoyi masu ban haushi da ke shiga cikin ofisoshin da mutane ke aiki a kowace rana.

Matsalolin iska da ke haifar da amo a cikin rukunin fan coil

Sa'ad da iska ta yi ta gudana cikin iska mai ƙazanta ko kuma ƙaramin bututu, tana sa a ji sautin ƙarar da muka sani sosai. Tsarin HVAC da ke aiki a sama da mita 1200 a minti daya yawanci yana haifar da sautin amo tsakanin decibels 10 zuwa 18 a cikin karkatarwa a cikin bututu, musamman a bayyane lokacin da magoya baya ke juyawa da sauri fiye da juyawa 1800 a minti daya. Matsalar ta ainihi tana zuwa ne daga iska mai saurin tafiya da ke buga ƙwanƙolin masu musayar zafi, wanda ke haifar da sautuna a cikin mita 250 zuwa 500 hertz. Waɗannan sautunan na musamman suna da matukar damuwa ga mazauna ginin, suna sa muhallin ya zama mara dadi duk da cewa duk abin da ke aiki bisa ga zane.

Sautin daga bututu da kuma motsi na bututu a cikin kayan aiki na FCU

Layin sanyaya wanda ba a tabbatar dashi daidai ba tare da bututun ƙarfe na ƙarfe suna wucewa tare da rawar jiki a cikin kewayon kusan 40 zuwa 63 Hz waɗannan mitar suna da gaske a ji kunnuwan mutane. Wasu gwaje-gwaje na filin sun nuna cewa idan masu fasaha suka sanya waɗannan masu ratayewar keɓewa kusan kowane mita biyu a cikin bututun tsaye, yana rage matsalolin amo da bututun kansu ke haifarwa da kusan 28%. Akwai wata matsala kuma bututun jan ƙarfe suna faɗaɗa da ƙwanƙwasawa daban da tallafin ƙarfe a cikin yanayi, kuma wannan rashin daidaituwa yana da kusan kashi 20% na duk gunaguni na amo da muke gani a lokuta daban-daban na shekara a cikin gine-gine tare da rukunin fan na yankuna da yawa.

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Rarrabawar jijiyoyi ta amfani da matattara da kuma roba grommets a cikin fan coil raka'a

A cikin tsarin FCU da aka kafa yadda ya kamata, matattarar keɓewar rawar roba tare da ƙwanƙwasawa suna iya rage canja wurin rawar jiki na tsarin a wani wuri kusan 80%. Wannan ra'ayin yana aiki domin waɗannan sassan roba a zahiri suna raba sassan inji daga ginin kansa. Don samun sakamako mafi kyau, muna magana ne game da kayan roba masu yawa waɗanda ke auna aƙalla 50 a kan sikelin tsauri na Shore A. Wadannan kayan aiki suna aiki sosai a kan waɗannan rawar jiki na matsakaici waɗanda ke da alaƙa da yawancin kayan aikin HVAC. Ƙara wasu ƙananan maɓuɓɓugan maɓuɓɓugan ruwa a matsayin ƙarin Layer, kuma ba zato ba tsammani muna da tsarin da ke kula da duka girgizawar girgiza da kuma zurfin girgizawar girgiza.

Hanyoyin Sanyawa don Rage Motsi a cikin HVAC Systems

Samun FCUs da aka saka yadda ya kamata yana nufin gano masu keɓancewa waɗanda suka dace da yadda suke rawar jiki yayin aiki bayan yin wasu nau'ikan gwajin tsauraran ra'ayi. Don manyan kayan kasuwanci da ke magance waɗannan motsi masu saurin motsawa a ƙasa da 15 Hz, masu ratayewar bazara suna aiki sosai. Amma idan muna magana ne game da vibrations mafi girma mita sama 30 Hz wanda ya faru mafi sau da yawa tare da karami na'urorin, neoprene kafa yawanci zama mafi alhẽri zabi. Wasu bincike daga shekarar da ta gabata sun duba kayan aikin HVAC kuma sun sami wani abu mai ban sha'awa. Lokacin da suka maye gurbin madauri na yau da kullun da waɗannan masu riƙe da sauti na musamman, mutane a zahiri sun lura da kusan decibel 12 ƙasa da amo a cikin ofis. Hakan yana da muhimmanci sosai a wuraren aiki.

Nazarin Yanayi: Ingantaccen Damping na rawar jiki a cikin Cibiyoyin FCU na Kasuwanci

Wani otal mai hawa 32 ya rage hayaniyar da ke cikin FCU da kashi 40 cikin ɗari ta wajen yin amfani da hanyoyi dabam dabam don sarrafa girgizar ƙasa. Mataki na farko shi ne a sauya bututun jan ƙarfe da aka yi da ƙarfe da kuma ƙarfe da aka yi da ƙarfe. Bayan haka, an saka kayan da aka yi da roba da ƙarfe a ƙarƙashin ɗakuna 84 da ke cikin ginin. A ƙarshe, sun ƙara waɗannan katanga masu kauri na vinyl a kewayen wuraren da yawancin jijiyoyi suka fito. Bayan an kafa kome, bayanan kula da aikin ya nuna wani abu mai ban sha'awa: buƙatun sabis da suka shafi rawar jiki sun ragu da kusan kashi biyu bisa uku a cikin watanni 18. Kuma wannan shi ne kicker? Amfani da makamashi ya kasance daidai da yadda yake kafin waɗannan canje-canjen suka faru.

Abubuwan da ke ɗaukar sauti da kuma kayan aiki na sauti don FCUs

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Ƙarƙashin sauti da aka yi da fiberglass ko kumfa melamine yana aiki sosai wajen rage waɗannan ƙananan ƙananan sauti a cikin na'urorin fan coil. Suna ɗauke da sautin da ke fitowa sa'ad da iska take wucewa ta cikin tsarin kuma suna rage motsi. Wasu gidajen aiki sun rufe ɗakunan su da bargo mai kauri inci biyu, wanda ke kawo bambanci sosai a ofisoshin da mutane suke aiki. Wadannan bargo kawai suna da alama suna rage yawan hayaniya da kashi talatin bisa dari bisa abin da muka gani a aikace. Idan aka haɗa tare da kayan haɗin roba, wannan haɗin yana magance nau'ikan matsalolin amo a kan abubuwa masu iska da kuma rawar jiki da ke tafiya ta hanyar gine-gine kansu.

Abubuwan da ke ɗaukar sauti a cikin FCUs: Vinyl da aka ɗora da yawa da kuma ɗakunan da aka rufe

Vinyl mai ɗorawa, ko MLV a takaice, yawanci yana da nauyin kusan fam 1 zuwa 2 a kowace murabba'in ƙafa kuma yana aiki sosai wajen dakatar da waɗannan sautunan ƙananan sautin da ke fitowa daga masu matse FCU. Kayan yana haskakawa sosai idan aka yi amfani da shi a cikin ɗakunan da aka rufe da ke da daidaitattun allon gypsum 3/4 inci a waje da kuma ma'adinai na tsami a tsakiya. Waɗannan haɗuwa za su iya rage yawan amo sosai, suna samun kusan decibel 63 na asarar sakawa kusa da alamar 500 Hz. Dangane da binciken da aka buga kwanan nan a cikin 2023 wanda ke bincika takamaiman matsalolin hayaniya na HVAC, shigarwa tare da murfin MLV sun sami damar rage watsa sauti gaba ɗaya da kusan kashi 42 idan aka kwatanta da irin wannan saitin ba tare da murfin ba. Irin wannan canjin yana kawo canji sosai a wuraren da ake bukatar kwanciyar hankali.

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Fiberglass yana ba da mafi kyawun ƙimar farashi don amo mai matsakaici, yayin da MLV ya fi kyau a cikin ƙananan mitar mitar. Tsarin haɗin gwiwar da ke haɗuwa da shinge na MLV tare da sutura masu ɗaukarwa suna samar da 1822 dB na rage yawan amo a cikin aikace-aikacen FCU.

Gudanar da amo mai ƙarfi: Masu ƙyama da kuma rufin rufi a cikin tsarin FCU

Masu saurin sauti a cikin rukunin fan coil: Masu saurin amsawa da masu saurin sauti

Masu sautin murya masu aiki suna aiki ta hanyar amfani da ɗakuna da masu baffles waɗanda ke rikici da raƙuman sauti, rage matakan amo na matsakaici da kusan decibels 8 zuwa 12 a cikin saitin HVAC na kasuwanci. Wani bincike da aka buga a 2015 a mujallar Journal of Sound and Vibration ya tabbatar da wannan sakamakon. Amma idan ya zo ga masu sautin sauti, musamman ma waɗanda ke da ƙirar Helmholtz, suna da kyau sosai wajen magance takamaiman zangon mitar. Waɗannan na'urori suna da kyau wajen sarrafa amo tsakanin 250 da 500 Hz, wanda a wurin ne yawancin masu busa iska suke yin sautin su. Wannan ya sa su musamman da amfani ga aikace-aikace inda wasu matsala mita bukatar da za a jawabi musamman.

Tsarin Hanya na Passive don Rage Sautin a cikin HVAC Airflow Systems

Hanyoyin da aka rufe da ƙananan bangarori suna inganta sarrafa amo ta hanyar watsa sauti cikin kayan sha. Biyu-Layer fiberglass liners iya cimma 6 dB rage amo a kowace mita a cikin ƙananan hanyoyi. Don sabuntawa, masu rarraba sauti na prefabricated tare da katangar vinyl da aka ɗora suna ba da mafita mai amfani da sarari yayin kiyayewa ¥ 90% ingancin iska (HVAC Acoustics Report, 2022).

Haɗuwa da masu shiru da kuma hanyoyin da aka yi a cikin FCU na sarrafawa

Sanya masu lalata kusurwa kusa da tashoshin FCU suna haɗuwa da fasaha masu saurin amsawa da kuma shawo kan sauti. Saitunan kwanan nan sun nuna ci gaban 40% a cikin lalata amo lokacin da aka haɗa masu sautin sauti tare da magunguna na 25mm melamine. Wannan hadaddiyar hanya rage high-frequency turbulence da kuma rike inji amo a karkashin 35 dBA a nesa da mita daya.

Inganta Saurin Fan da Kulawa don Rage Sautin Lokaci Mai Tsawo

Yadda Za a Daidaita Saurin Motsa Jirgin Sama don Kula da Muryar Ba Tare da Yin Rashin Inganci Ba

Rage saurin fan da kashi 10% kawai na iya rage yawan wutar lantarki da kusan 30% kuma rage lalacewar inji, a cewar Rahoton sassauƙan kayan aiki na 2024. Sabbin FCUs masu sanye da madaidaicin saurin motsa jiki suna daidaita RPM ta atomatik bisa buƙatun zafi, daidaita aiki mai nutsuwa tare da ingancin makamashi.

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Motar saurin canzawa (VSDs) tana inganta aikin sauti ta hanyar ba da damar hanzari da raguwa cikin sauƙi, kawar da saurin tashin hankali na gargajiya na saurin saurin saurin saurin saurin saurin saurin saurin saurin saurin saurin saurin saurin saurin saurin saurin saurin saurin saurin saurin sa Gwaje-gwajen filin sun tabbatar da cewa VSDs da aka tsara yadda ya kamata suna rage hayaniya da aka fahimta har zuwa 8 dB ba tare da lalata iska basaboda haka suna da mahimmanci a cikin yanayin da ke da saurin sauti kamar ofisoshi da otal-otal.

Kulawa da Tsabtace Abubuwan HVAC Don Rage Sauti

Kulawa ta kwata-kwataciki har da sauya matatar, shafawa kwallaye, da duba bututuyana hana kashi 72% na matsalolin hayaniya na FCU. Ka mai da hankali musamman ga ƙwanƙolin fan da kuma ƙwanƙolin motar; ko da ƙananan rashin daidaituwa na iya ƙara yawan amo da 40% a tsawon lokaci. Aikin kulawa yana tabbatar da aiki mai kyau da kuma aiki mai kyau.

Saba Daga Sabon Wannan

Me ya sa jijiyoyi na inji a cikin na'urorin fan coil matsala ce?

Rarrabawar inji sau da yawa yakan haifar da amo mai lalacewa a cikin rukunin fan coil, wanda zai iya haifar da gunaguni game da amo a cikin gine-ginen kasuwanci.

Ta yaya rufin roba na ruɗar da ke rage hayaniya yake taimaka wa mutane?

Wadannan pads sun raba kayan aikin inji daga tsarin ginin, don haka rage canja wurin rawar jiki na tsarin har zuwa 80%.

Wane matsayi ne mai sauya-sauye yake takawa wajen rage hayaniya?

Motsawa mai saurin canzawa yana ba da damar hanzari da raguwa, rage matakan hayaniya da aka fahimta da haɓaka aikin sauti.

Ta yaya kula da iska a kai a kai zai rage hayaniya?

Kulawa na yau da kullun, gami da maye gurbin matattara da duba bututun, yana hana yawancin matsalolin amo, yana tabbatar da aiki mai inganci da shuru.