Sound sha: Sound sha coefficients. Sound sha kayan: tebur

A yankunan inda babban rabo na bude saman dauki kashi tubali, stucco, tayal, kankare, gilashin ko karfe, ko da yaushe ji wani dogon amsa kuwwa. A gaban wannan gabatarwa da dama kafofin: m masu raka, masana'antu amo, tattaunawa da mutane - da kai tsaye sauti ana superimposed a kan bango tunani.

Wannan entails da karuwa a promiscuity jawabin da amo matakin a cikin dakin. A duk yawan halaye, wannan sakamako ne a ke so. Alal misali, dakunan da filayen jiragen sama da kuma jirgin kasa tashoshin, kazalika da manyan manyan kantunan da Metro da aka tsara a cikin irin wannan hanya kamar yadda ya rage reverberation lokaci (in ba haka ba shi ne ake kira reverberation lokaci), tun in ba haka ba shi ne kawai zai yiwu ba ga fahimtar abun ciki na talla. Har ila yau a cikin wajabta haddi dole ne reverberation a gidan wasan kwaikwayo, shagali da kuma karatu da dakuna. Karuwan reverberation lokaci ya tarwatsa ji daga magana, kuma music. A bambanci, da kananan lokaci ya shafi "bushe" dakin da rashin zurfin sauti. Don rage reverberation lokaci ko canje-canje a ciki ado ta amfani da sauti mamaye kayan da constructions.

Don kare gabatarwa daga amo, amfani da wani iri-iri da kayayyakin da suke iya samar da wani cikas a cikin hanyar. Su zabi ne m da aiki. Matsalar iya zo da soundproofing da kuma sauti sha. Game da su, kuma magana.

soundproofing

Manufa, wadda ke fuskantar soundproofed - a gani na amo tãguwar ruwa, don haka kamar yadda ba su bayar da su zuwa shiga ta hanyar bango na dakin. Special soundproofing kayan tsarin erects wani shãmaki a kan hanya na cikin tãguwar ruwa, wanda ya nuna su. A ikon tsara rufi dogara da farko da nauyi. A mafi m, kuma m ne ganuwar, da wuya sauti zuwa shiga cikin dakin. Don tantance da ikon da kwasfa Tsarin for sauti rufi ne da irin wannan darajar a matsayin wani index of sauti rufi. Wannan siga da aka auna a DB kuma dole ne ta kasance a cikin kewayon 52-60 DB. Surutu insulating kayan suna dauke su m. Daga gare su, drywall, bulo, kankare.

sauti mamaye

Dalilin da sauti sha - sha amo, ba kyale shi da za a nuna daga cikin surface baya a cikin dakin. An auna ta sigogi kamar sauti sha kayan, canza a cikin kewayon daga 0 to 1. Idan darajar wannan coefficient ne ya daidaita da sifili, siginar da aka nuna a kashe ganuwar a cikin gaba ɗayansa. Sa'ad da dukan amo ne tunawa gaba daya, da coefficient ne daidai da hadin kai. A kayan da kaddarorin karkashin shawara matsayi da waɗanda ciwon wasu matakin sauti sha. Sound sha dole ne su zama fiye da 0.4.

Silencers ne na wadannan kungiyoyin:

• mai lebur tsarin.
• girma.
• porous (ciki har da fibrous).
• porous da gaban perforated fuska.
• rawa.

A mafi girma da rabo, da hakan sha aji.

porous sauti absorbers

zõ da wani porous-type absorbers a cikin nau'i na faranti na porous hur kayan, da kuma kulla kai tsaye zuwa cikin kwasfa saman ko a nesa daga gare su. Wadannan kayan ake samar a kan tushen da kaolin, pumice, slag, vermiculite yin amfani da matsayin m sumunti, lemun tsami ko gypsum. Wadannan kayan da isasshen ƙarfin da za a iya amfani da su rage amo a haraba, barandar, farfajiyoyi da kanta na jama'a gine-gine da kuma masana'antu da gine-gine.

fibrous sauti absorbers

A waɗannan wuraren da bayyanar absorbers ya zama mafi aesthetically aiyuka kayan daga zaruruwa bi da a hanya ta musamman. A albarkatun kasa amfani da su masana'antu ma'adinai ulu, gilashin ulu, kazalika da itace da kuma roba zaruruwa. Irin wannan sauti absorbers da nau'i na rufi da kuma bango bangarori ko abubuwa na wani curvilinear siffar da kuma girma. A surface na porous absorbers amfani musamman tawada cewa zai iya wuce iska, ko rufe su tare da musamman kayan aiki ko da yadudduka, kuma mallaki dukiya daga breathability.

A zamani yi da fibrous sauti mamaye bangarori ne mafi in bukatar. Sun nuna su yadda ya dace a cikin sharuddan acoustics da kuma saduwa da kara bukatar da aka sanya a kan ado.

Nature sha

Masha'a da makamashi absorbers na Ft Irfan vibrations a cikin fiber irin tare da ci gaba da zafi (sauti mamaye abu) yana da dama haddasawa. Na farko, saboda iska danko, wanda aka dauke a cikin interfiber interstices isa, shakka daga iska barbashi a ciki juz'i na absorber tare da gogayya. Abu na biyu, akwai iska gogayya na zaruruwa da ciwon ma wani gwaji total surface area. Bugu da ari, akwai gogayya da juna zaruruwa, da kuma samar da makamashi dissipated ta gogayya tsakanin wani crystal zaruruwa. Saboda haka, a matsakaici da kuma high mitoci da shi ya auku musamman m sauti sha. Sound sha abu ne a cikin 0.4 ... 1.0. A low mitoci sa shi wuya.

Lura da cewa sha coefficient da aka lasafta a matsayin rabo na surface kuma ba a tunawa da makamashi da siginar daukar kwayar cutar ta hanyar shi ya yi total makamashi, wanda abubuwa a kan surface. Domin reference data a kan amo rage na asali kayan gini ne mai tebur na sauti sha coefficients. An nuna a kasa.

Table. Sound sha, sauti sha coefficients

sauti-mamaye tsarin

Sound-mamaye kayan su fibrous da porous irin aka fi amfani da su inganta Ft Irfan kaddarorin gabatarwa sinimomi, cinemas, concert dakunan da rikodi Studios. Suna kuma amfani da su yi kasa amo a kindergartens, asibitoci, makarantu.

Don ƙara amo raguwa a low mitoci, da kauri ko kayan da aka shirya iska rata tsakanin absorber da kuma nuna tsarin da ya kamata a karu.

Idan fibrous absorbers ba amfani a kan Paint da suka rasa wani matsanancin Layer na masana'anta, su za a iya amfani da kariya daga lalacewa da perforated abu.

A rata tsakanin allo da kuma littattafai na fiber aka sanya breathable zane don kauce wa iska samun cikin fibrous barbashi. Sound-mamaye tsarin, sanye take da wani perforated cover, sa shi yiwuwa a samu mai kyau ingancin amo raguwa a duk mitoci. Daidaitawa da mita halayyar sha faruwa ta hanyar zabin da kayan. Kazalika da sãɓãwar launukansa ta kauri, size da kuma siffar, da nisa tsakanin ramukan. Sauti mamaye tsarin, sanye take da wani perforated karfe allo, shi ne yadu amfani a matsayin vandal-hujja murfin. Daya daga yau irin kayan da yake "Eco Shumanet".

A mafi kyau sauti-mamaye kayan. fiberglass

Abu sanya a kan tushen da gilashin zaruruwa da ciwon high ƙarfi kuma elasticity. Glass ulu kuma samar da wani babban vibration. Sound sha vitreous saboda gaban a cikin sarari tsakanin zaruruwa na babban adadin voids cika da iska. A abũbuwan amfãni daga gilashin ulu ne wuta aminci, haske nauyi, high elasticity, babu ruwa sha, ruwa tururi permeability, sunadarai passivity. Glass ulu a matsayin wani kashi na Ft Irfan baffles na Rolls ko faranti, kamar yadda daya daga cikin yadudduka na multilayer sauti mamaye Tsarin.

ma'adinai ulu

Ma'adinai ulu ne fibrous abu, waxanda suke da albarkatun kasa domin silicate narke kankara, karfe slag, kuma garwayayye daga gare ta.

Pluses material: incombustibility, sunadarai rashin aiki, kuma saboda haka, babu lalata a kan karafa a lamba tare da ma'adinai ulu. Ingancin sauti sha aka gane saboda da m tsari na zaruruwa.

Don samun wani babban sauti sha coefficient (0.7 zuwa 0.9) a ko'ina cikin mita band amfani multilayer tsarin resonant type, wanda ya kunshi dama a layi daya fuska da ciwon daban-daban perforations da iska gibba na daban-daban kauri.

Materials "Shumanet Eco"

Wakiltar Ft Irfan Layer nufi don amfani a frame partitions, fanelin zanen gado na plasterboard ko constructions na dakatar da ceilings. Suna sanya a cikin nau'i na faranti na hydrophobized gilashin zaruruwa, wanda aka laminated tare da gilashi. A amfani abu ne inert m dangane acrylic, yin sauti mamaye bangarori nonflammable.

Features a manyan girma na sarari

Ya kamata a lura da cewa, a yankunan da cewa suna da wani babban girma, da sakamako na rage reverberation sau saboda gina ƙarin sauti sha ba haka ba ne mai girma. Wadannan wurare tsara reverberation lokaci saboda da irin ceilings da katangu. Alal misali, yin amfani da wadanda ba lebur kuma taso, rufi da kuma pilasters na daban-daban siffofi ko balconies a kan garun sa babban sauti sha. Wannan nau'i na gine-gine da bayani da ke sa shi yiwuwa a sami wani Ft Irfan filin mafi diffuseness, wanda yana da kyau sakamako a kan Ft Irfan na cikin gida sauyin yanayi.

Ya kamata kuma a lura da cewa, jimlar amo rage daga cikin zauren aka ƙara a gaban kayan ado, da sauki kujeru, labule. Ya kamata a dauki la'akari lokacin da zabar kammala kayan, domin karba sauti sha. Sound sha a wannan harka za su kara.