Ib chav Anchoic yog qhov chaw uas tsis hais txog lub suab. Phab ntsa ntawm Anchoic Chamber yuav raug pua nrog lub suab-nqus cov ntaub ntawv nrog cov suab zoo-nqus cov khoom. Yog li ntawd, yuav tsis muaj kev xav txog ntawm lub suab nthwv dej hauv chav. Lub chav ntsuas Anchoic yog qhov chaw kuaj xyuas tshwj xeeb tau siv los sim cov suab ncaj qha ntawm cov neeg sib cuam tshuam thiab ntsuas lub ntsej muag ntawm lub suab lub suab. Lub suab-nqus cov khoom siv nyob rau hauv lub chamber anchhoic yuav tsum tau nqus cov suab nqus coefficient ntau tshaj li 0.99. Feem ntau, ib gradient nqus txheej yog siv, thiab wedge lossis conical qauv siv tau siv. Cov ntaub plaub iav yog siv los ua cov khoom siv ua suab, thiab ua npuas ncauj kuj siv. Piv txwv li, hauv 10 × 10 × 10 × 10m-ntev suab nrov wedge yog pw ntawm txhua sab, thiab qhov tsawg zaus txiav tawm tuaj yeem ncav cuag 50L. Thaum kuaj sim nyob rau hauv ib lub chamber anchhoic, cov khoom lossis suab los yog suab los kuaj tau muab tso rau ntawm cov nylon nylon mesch lossis steel mesh. Vim tias qhov hnyav tsawg uas yog cov mesh no tuaj yeem ua kom muaj zog, tsuas yog lub teeb-luj thiab me me-ntim suab tuaj yeem kuaj.
Dog dig anechoic chav
Nruab cov kab ke sib xyaw thiab microporousor-Absorbing hlau daim hlau hauv cov khoom siv anychhoic, thiab lub suab rwb thaiv tsev cov nyhuv tuaj yeem ncav cuag 40-20dB.
Semi-kev anchhoic chav
Lub 5 sab ntawm chav (tshwj tsis yog hauv pem teb) yog them nrog wedge-puab lub suab-nqus tau daim txhuam cev lossis cov ntaub plaub.
Tag nrho cov kws tshaj lij anchhoic chav
Lub 6 sab ntawm chav (suav nrog hauv pem teb, uas tau raug tshem tawm hauv ib nrab nrog cov ntaub qhwv ntsej muag hlau-nqus cov duab txhuam hniav lossis iav ntaub plaub.
Lub Sijhawm Post: Jun-28-2023