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針對我國當前地(di)表水(shui)(shui)(shui)、飲用水(shui)(shui)(shui)源(yuan)揮(hui)發性(xing)(xing)有(you)機(ji)物(wu)(wu)（VOCs）在線(xian)監(jian)測需求，聚光科技自(zi)主研發了VOC-3000 水(shui)(shui)(shui)中(zhong)揮(hui)發性(xing)(xing)有(you)機(ji)物(wu)(wu)在線(xian)監(jian)測系(xi)統(tong)。VOC-3000 水(shui)(shui)(shui)中(zhong)揮(hui)發性(xing)(xing)有(you)機(ji)物(wu)(wu)在線(xian)監(jian)測系(xi)統(tong)集(ji)自(zi)動(dong)進(jin)樣、吹掃(sao)、富(fu)集(ji)、解吸(xi)、色譜分(fen)(fen)離和數據處理于一體，可無人(ren)監(jian)守下(xia)連(lian)續運行，準確測量水(shui)(shui)(shui)中(zhong)VOCs濃度，實(shi)時(shi)遠程(cheng)傳輸測量結果(guo)，實(shi)現水(shui)(shui)(shui)體VOCs污染程(cheng)度的監(jian)測與預警。 系(xi)統(tong)原(yuan)理 系(xi)統(tong)將水(shui)(shui)(shui)樣采集(ji)并加熱送入吹掃(sao)裝置內，然(ran)后(hou)向吹掃(sao)罐中(zhong)通(tong)(tong)入惰性(xing)(xing)氣體，將待(dai)測水(shui)(shui)(shui)樣中(zhong)VOCs組(zu)(zu)(zu)分(fen)(fen)吹出，通(tong)(tong)過除水(shui)(shui)(shui)裝置去(qu)除吹脫混合(he)氣中(zhong)的水(shui)(shui)(shui)分(fen)(fen)，再(zai)將除水(shui)(shui)(shui)后(hou)的VOCs組(zu)(zu)(zu)分(fen)(fen)在捕集(ji)阱中(zhong)進(jin)行富(fu)集(ji)，最(zui)后(hou)啟動(dong)加熱解吸(xi)，通(tong)(tong)過載氣將解吸(xi)后(hou)的VOCs組(zu)(zu)(zu)分(fen)(fen)帶入色譜進(jin)行分(fen)(fen)離分(fen)(fen)析(xi)，獲得各(ge)組(zu)(zu)(zu)分(fen)(fen)濃度。