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  • 產(chǎn)品名稱:HL500普及型數(shù)字聽(tīng)漏儀,HL500普及型數(shù)字聽(tīng)漏儀,HL500普及型數(shù)字聽(tīng)漏儀

  • 產(chǎn)品型號(hào):HL500普及型數(shù)字聽(tīng)漏儀
  • 產(chǎn)品廠商:其它品牌
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詳細(xì)說(shuō)明 
HL500普及型數(shù)字聽(tīng)漏儀采用進(jìn)的DSA噪聲自動(dòng)識(shí)別技術(shù),具有出色的聽(tīng)音性能,通過(guò)實(shí)時(shí)顯示的*小噪聲測(cè)量值、噪聲剖面圖等功能視聽(tīng)漏點(diǎn),主要用于路面聽(tīng)音普查與定位漏水點(diǎn)。

 

?    漏水視聽(tīng)功能,無(wú)需豐富的聽(tīng)音經(jīng)驗(yàn) 
?    DSA自動(dòng)識(shí)別技術(shù),自動(dòng)區(qū)分漏水聲和環(huán)境噪音 
?    雙噪聲測(cè)量方式,同時(shí)顯示*小噪聲與環(huán)境噪聲 
?    噪聲剖面圖,直觀地定位漏點(diǎn) 

◆采用DSA技術(shù)自動(dòng)識(shí)別漏水聲與環(huán)境噪音 
  DSA噪聲自動(dòng)識(shí)別技術(shù)是指雙重噪聲分析技術(shù),通過(guò)連續(xù)計(jì)算并分析測(cè)量的噪聲強(qiáng)度,自動(dòng)識(shí)別出環(huán)境背景噪音與代表漏水聲的*小噪聲,并以條形圖方式同時(shí)顯示在屏幕上。寬條形圖表示*小噪聲值,細(xì)條形圖表示環(huán)境背景噪音值。 
  DSA技術(shù)可抑制間斷性的環(huán)境干擾噪音對(duì)檢漏的影響,突出連續(xù)的穩(wěn)定的漏水聲。在環(huán)境噪音較大的情況下,難以識(shí)別漏水聲,可通過(guò)觀察寬條形圖來(lái)輔助聽(tīng)音,有助于發(fā)現(xiàn)和定位漏點(diǎn)。 


◆噪聲剖面圖視聽(tīng)漏點(diǎn) 
  HL500可測(cè)量并存儲(chǔ)9個(gè)測(cè)點(diǎn)的*小噪聲值和環(huán)境背景噪音值,形成噪聲剖面圖,通過(guò)比較各個(gè)測(cè)點(diǎn)的雙柱狀圖,可直觀地判斷有無(wú)漏點(diǎn)以及漏點(diǎn)的準(zhǔn)確位置。窄柱狀圖代表環(huán)境背景噪音強(qiáng)度,寬柱狀圖代表*小噪聲強(qiáng)度。 
  噪聲剖面圖功能對(duì)各點(diǎn)的噪聲強(qiáng)度進(jìn)行測(cè)量,避免了人工聽(tīng)音方法分辨率低的局限性,適用于定位漏水聲覆蓋范圍較大的漏點(diǎn),也適用于聽(tīng)音經(jīng)驗(yàn)少的檢漏人員進(jìn)行路面普查。 


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