Don gano zub da jini don Filter HEPA, sananne ne don amfani da photometer aerosol don gwaji. A yau, za mu daukaZR-6012 Aerosol Photometera matsayin misali don gabatar muku da ƙa'idar ganowa.

Aerosol Photometer An tsara tushe akan ƙa'idar watsawa ta Mie, wanda zai iya gano yadda ya dace da ƙwayoyin cuta 0.1 ~ 700 μm. Lokacin gano ɗigon tacewa mai inganci, yana buƙatar ba da haɗin kaiAerosol Generator . Janareta yana fitar da barbashi na aerosol masu girma dabam, sannan a yi amfani da shugaban na'urar daukar hoto don gano tacewa. Za'a iya gano yawan ɗigowar tacewa mai inganci ta wannan hanyar.

Ana fitar da iskar iska zuwa ɗakin watsawa mai haske, kuma abubuwan da ke cikin kwarara suna warwatse zuwa bututun photomultiplier. Ana canza hasken zuwa siginar lantarki a cikin bututu mai ɗaukar hoto. Bayan haɓakawa da ƙididdigewa, ana bincikar shi ta hanyar microcomputer don tantance ƙarfin hasken da aka watsar. Ta hanyar kwatanta sigina, za mu iya samun maida hankali na particulate a cikin kwarara. Idan akwai sautin ƙararrawa (yawan yayyo ya wuce 0.01%), yana nuna cewa akwai ɗigo.

Lokacin gano ɗigon tacewa mai inganci, muna buƙatar ba da haɗin kaiaerosol janareta . Yana fitar da barbashi na aerosol tare da girma dabam dabam, kuma yana daidaita ƙaddamarwar aerosol kamar yadda ake buƙata don sa haɓakar haɓakar haɓaka ya kai 10 ~ 20ug / ml. Sa'an nan aerosol photometer zai gano da kuma nuna taro na barbashi taro.