Cikakken tsarin kula da najasa ya kamata ya dogara ne akan yawan jama'a na gida, yanayin yanayi, yanayin tattalin arziki da sauran abubuwan da za a yi la'akari sosai, zaɓi kayan aikin tsabtace najasa da ya dace da dacewa.
Grid shine tsari na farko a cikin tsarin kula da najasa, wanda ake amfani dashi don tsangwama manyan daskararru. Ana iya raba grating zuwa ganyaye mai laushi da grating mai kyau, ana amfani da m grating galibi don tsoma baki mafi girma da aka dakatar, kamar ganye, jakunkuna na filastik, da sauransu; An fi amfani da grating mai kyau don tsoma bakin ƙaramin abu da aka dakatar, kamar silt, tarkace, da sauransu.
Ana amfani da tanki na yashi don cire yashi da ɓangarorin inorganic tare da babban takamaiman nauyi a cikin najasa. Yashi sedimentation tanki ne gaba ɗaya kafa a cikin wani takamaiman size na sedimentation tank, najasa kwarara ta hanyar yin amfani da nauyi zuwa hazo barbashi saukar.
Tanki na farko shine muhimmin sashi na tsarin kula da najasa, ana amfani dashi don cire daskararru da aka dakatar da wasu kwayoyin halitta a cikin najasa. Tankin da ake zubarwa na farko yana daidaita daskararrun daskararrun da aka dakatar zuwa kasa ta hanyar lalatawar dabi'a ko gogewa, sannan ta fitar da su ta kayan aikin fitar da sludge.
Tankin amsawar halittu shine ainihin sashin tsarin kula da ruwa kuma ana amfani dashi don lalata kwayoyin halitta da cire gurɓata kamar ammonia, nitrogen da phosphorus. Dabbobi iri-iri, ciki har da ƙananan ƙwayoyin cuta na aerobic da ƙwayoyin cuta anaerobic, gabaɗaya ana noma su a cikin bioreactor, kuma kwayoyin halitta suna juyar da abubuwa marasa lahani ta hanyar haɓakar ƙwayoyin cuta.
Babban tanki na sedimentation na biyu shine tanki mai lalata bayan bioreactor, wanda ake amfani da shi don raba sludge da aka kunna a cikin bioreactor daga ruwan da aka sarrafa. Ana amfani da tanki na sedimentation na biyu don goge sludge mai kunnawa zuwa yankin tarin sludge na tsakiya ta hanyar injin daskarewa ko tsotsa, sannan ana mayar da sludge mai kunnawa zuwa bioreactor ta hanyar kayan aikin dawo da sludge. Ana amfani da kayan aikin kashe ƙwayoyin cuta don kashe ƙananan ƙwayoyin cuta kamar ƙwayoyin cuta da ƙwayoyin cuta a cikin najasa, kuma hanyoyin da ake amfani da su na kashe ƙwayoyin cuta sune chlorination disinfection da kuma kawar da ozone.
Baya ga na'urorin kula da najasa na yau da kullun a sama, akwai wasu na'urori masu taimako, kamar na'urorin busa, masu haɗawa, famfo da sauransu. Wadannan kayan aikin suna taka rawa daban-daban a cikin tsarin kula da najasa, kamar samar da iskar oxygen, hadawar najasa, ɗaga najasa da sauransu.
Lokacin zabar da daidaita kayan aikin najasa, ana buƙatar la'akari da halaye da ainihin yanayin garin. Misali, ga wuraren da ke da ƙarancin yawan jama'a da ƙasa mai rikitarwa, ana iya zaɓar ƙanana da na'urori masu sarrafa najasa don sauƙaƙe sufuri da shigarwa; don yankunan da ke da mafi kyawun yanayin tattalin arziki, za a iya zaɓar kayan aiki tare da fasaha mai mahimmanci da ingantaccen magani. A lokaci guda kuma, ana buƙatar yin la'akari da abubuwa irin su kulawa da farashin aiki na kayan aiki, da sauƙi na aiki da aminci.
Liding Environmental Protection ƙware ne a cikin samarwa da haɓaka na'urorin kula da najasa na birni, da kuma ainihin yadda ake gudanar da aikin, kuma yana da ƙwarewa a cikin masana'antar, wanda haɗin gwiwar na'urorin kula da najasa yana da wani matakin jagoranci na masana'antu.
Lokacin aikawa: Juni-27-2024