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技術文章

驗室項目集中建設的必要性

2021-02-10 11:02:04

  實(shi)(shi)驗(yan)(yan)室(shi)項(xiang)目建設涉及(ji)面廣,范圍(wei)包括實(shi)(shi)驗(yan)(yan)室(shi)裝飾裝修(xiu)、給排水系(xi)統(tong)(tong)(tong)、電氣系(xi)統(tong)(tong)(tong)、通排風系(xi)統(tong)(tong)(tong)、暖通空(kong)調系(xi)統(tong)(tong)(tong)、供氣系(xi)統(tong)(tong)(tong)、純水系(xi)統(tong)(tong)(tong)、潔凈實(shi)(shi)驗(yan)(yan)室(shi)、恒溫恒濕實(shi)(shi)驗(yan)(yan)室(shi)和實(shi)(shi)驗(yan)(yan)家具(ju)等(deng),是一項(xiang)復雜的(de)系(xi)統(tong)(tong)(tong)工(gong)程,具(ju)有專業(ye)技(ji)術性強、相互銜(xian)接(jie)緊密(mi)度高、交(jiao)叉(cha)施(shi)工(gong)難度大等(deng)特點。主要表(biao)現(xian)在以(yi)下幾方(fang)面:

  1、實(shi)驗(yan)室裝(zhuang)飾裝(zhuang)修:實(shi)驗(yan)裝(zhuang)修不同于普通的(de)(de)工(gong)(gong)(gong)裝(zhuang),在設(she)計、選材和施工(gong)(gong)(gong)等方面要考(kao)慮防(fang)(fang)(fang)水(shui)、防(fang)(fang)(fang)滑、防(fang)(fang)(fang)塵(chen)、防(fang)(fang)(fang)腐蝕、防(fang)(fang)(fang)靜電、防(fang)(fang)(fang)干擾、防(fang)(fang)(fang)振(zhen)動等要求,更要結合一(yi)些(xie)精(jing)密儀器(qi)的(de)(de)用(yong)(yong)水(shui)、用(yong)(yong)電、用(yong)(yong)氣(qi),以及使用(yong)(yong)環(huan)境(jing)的(de)(de)特殊要求進行設(she)計施工(gong)(gong)(gong)。同時(shi),實(shi)驗(yan)室裝(zhuang)修與(yu)每一(yi)個分項工(gong)(gong)(gong)程交(jiao)叉銜接(jie),息息相關,必須對實(shi)驗(yan)室的(de)(de)通風、空調、給排水(shui)、電氣(qi)、消防(fang)(fang)(fang)、純水(shui)、潔(jie)凈和供氣(qi)等專業進行總體部署和協調,防(fang)(fang)(fang)止建筑擁堵、錯位,合理設(she)計、施工(gong)(gong)(gong)和管理,使復雜的(de)(de)工(gong)(gong)(gong)程變(bian)得(de)井然有條。

  2、實(shi)驗(yan)(yan)(yan)室(shi)(shi)(shi)(shi)暖通(tong)系統:實(shi)驗(yan)(yan)(yan)室(shi)(shi)(shi)(shi)排風(feng)涉及(ji)實(shi)驗(yan)(yan)(yan)人員的(de)安全(quan)性(xing)(xing)和(he)(he)舒適性(xing)(xing),必須(xu)嚴格控(kong)制(zhi)好排風(feng)效(xiao)果、噪聲和(he)(he)節能等因素。通(tong)常,為(wei)避免實(shi)驗(yan)(yan)(yan)室(shi)(shi)(shi)(shi)內產生(sheng)的(de)毒(du)害(hai)氣體交叉污染,實(shi)驗(yan)(yan)(yan)室(shi)(shi)(shi)(shi)氣流(liu)方向(xiang)應從(cong)低危(wei)險區(qu)域向(xiang)高(gao)危(wei)險區(qu)域流(liu)動,氣流(liu)設計(ji)應從(cong)辦公區(qu)域,廊(lang)道,以及(ji)其他輔助(zhu)區(qu)域流(liu)入實(shi)驗(yan)(yan)(yan)室(shi)(shi)(shi)(shi),保持(chi)實(shi)驗(yan)(yan)(yan)室(shi)(shi)(shi)(shi)內的(de)適當負壓(ya),確保實(shi)驗(yan)(yan)(yan)室(shi)(shi)(shi)(shi)內的(de)氣流(liu)不(bu)(bu)外(wai)泄到(dao)走廊(lang),為(wei)保證效(xiao)果必須(xu)采用VAV變(bian)(bian)風(feng)量排風(feng)系統。同時,需采取有(you)效(xiao)的(de)變(bian)(bian)風(feng)量補風(feng)措施,并保持(chi)實(shi)驗(yan)(yan)(yan)室(shi)(shi)(shi)(shi)內的(de)適當負壓(ya)(5~10)Pa,且(qie)補風(feng)不(bu)(bu)能影響室(shi)(shi)(shi)(shi)內溫度。這些與普通(tong)的(de)辦公室(shi)(shi)(shi)(shi)暖通(tong)空調要(yao)求相(xiang)差很大。

  3、實(shi)驗(yan)室潔凈(jing)系統:潔凈(jing)實(shi)驗(yan)室主要目的(de)(de)(de)是保護實(shi)驗(yan)人員(yuan)的(de)(de)(de)安(an)全,防止(zhi)感染(ran)細菌(jun)和(he)病(bing)毒,保護實(shi)驗(yan)樣品(pin)的(de)(de)(de)安(an)全,防止(zhi)污(wu)(wu)染(ran),確保實(shi)驗(yan)結果的(de)(de)(de)準確性。其建設(she)(she)要點包(bao)括:工藝布局合(he)理(li),根(gen)據需要設(she)(she)置(zhi)更(geng)衣、風淋和(he)緩沖(chong)間,做到(dao)人流(liu)、物流(liu)、污(wu)(wu)物流(liu)三流(liu)清晰,避免交叉感染(ran);裝飾材(cai)料(liao)應易于清潔消毒、耐腐蝕、不起塵、不開裂、光滑(hua)防水,相(xiang)交位(wei)置(zhi)做圓弧處(chu)理(li),無縫對接;空(kong)調凈(jing)化系統的(de)(de)(de)劃(hua)分應有利于實(shi)驗(yan)室的(de)(de)(de)消毒滅菌(jun)、自(zi)動控制(zhi)系統的(de)(de)(de)設(she)(she)置(zhi)和(he)節(jie)能運行;采用潔凈(jing)空(kong)調系統,設(she)(she)粗、中、高三級空(kong)氣過濾器,排風與(yu)送風連鎖;氣流(liu)有序,由清潔區(qu)向半污(wu)(wu)染(ran)區(qu)和(he)污(wu)(wu)染(ran)區(qu)流(liu)動。