Kazhinji,kusvibazvinorevakusvibayemvura. Zvikurukuru, zvinoreva kuti mudzi wemvura une zvinhu zvakasungirirwa, uye izvi
zvinhu zvakasungirirwa zvichavharirwa kana chiedza chapfuura. Kuvharika uku kunonzikusvibakukosha.Zvinhu zvakasimba zvakasungirirwauye makorodhi
zvakaita sevhu, silt, fine organic matter, inorganic matter, uye plankton mumvura zvinogona kuita kuti mvura ive nematope uye kuve nematope akati wandei.
Zvinoenderana nekuongorora hunhu hwemvura, iyokusvibayakagadzirwa ne1 mg SiO2 mumvura ye1L imwe chete.kusvibachikamu, chinonzi dhigirii rimwe chete.
Kazhinji, kanakusviba, mhinduro yacho inowedzera kusviba.
Kuyera musimboti wekusvibiswa:
Dara rechiedza chakafanana rinopararira mumvura inoonekera. Kana pasina zvidimbu zvakasungirirwa mumvura, dara harizochinji divi pakufamba.
mumutsara wakatwasuka; kana kuti kwete). Izvi zvinoumba chinozivikanwa sechiedza chakapararira. Kana zvidimbu zvakawanda (zvakakwirira)kusviba) kupararira kwechiedza kwakanyanya.Kusviba
inoyerwa nechishandiso chinonzi nephelometer. Nephelometer inotumira chiedza kuburikidza nechikamu chemuenzaniso uye inoyera kuti chiedza chakapararira zvakadii ne
zvidimbu zviri mumvura pakona ye90° kuenda kuchiedza chechiitiko. Nzira iyi yekuyera chiedza chakapararira inonzi nzira yekupararira. Chero nzira yechokwadikusvibazvinofanira kuva
akayera nenzira iyi.mita yekuyera matopeyakakodzera kuyerwa kwemumunda nekurabhoritari, pamwe nekutarisa nguva dzose nguva dzese.Maturbidimeter
inogona kugadziriswa kuti iridze alarm kana yayerwakusvibakukosha kunopfuura mwero wekuchengetedza.
Nzira dzekuyera:
1. Kusvibainogona kuyerwa nenzira ye nephelometric kana nzira ye scattered light. MuChina, turbidimetry inowanzo shandiswa pakuona. Sampuro yemvura inoenzaniswa
nekusvibamushonga wakajairika wakagadzirwa nekaolin, uyekusvibahaina kukwira, uye zvinokurudzirwa kuti 1 mg yesilicon dioxide mu litre imwe yemvura yakasanganiswa ishandiswe.
akusviba chikamu. Chenzira dzakasiyana dzekuyera kana zvinhu zvakasiyana-siyana, kukosha kwekuyera hunyoro kwakawanikwa hakusi kwechokwadi.
kusvibakazhinjihaakwanisekutsanangura zvakananga mwero wekusvibiswa kwemhando yemvura, asi kuwedzera kwekusvibakunokonzerwa nehupenyu hwevanhu uye tsvina yemumaindasitiri zvinoratidza
kuti hunhu hwemvura hwaderera.
2. Kusvibainogonawo kuyerwa ne turbidimeter. Nephelometer inotumira chiedza kuburikidza nechikamu chemuenzaniso uye inoyera kuti chiedza chakapararira zvakadii nezvidimbu zviri mumvura.
pa 90°kona yechiedza chechiitiko. Nzira iyi yekuyera chiedza chakapararira inonzi nzira yekuparadzira. Chero nzira yechokwadikusvibainofanira kuyerwa nenzira iyi.mita yekuyera matopeiri
yakakodzera zvesekuyerwa kwemumunda nekurabhoritari, pamwe nekutarisa nguva dzose nguva dzese.Maturbidimeterinogona kugadziriswa kuti iridze alarm kana yayerwa
kusviba kukosha kunopfuura mwero wekuchengetedza.
3. Kusvibazvinogonawo kuverengerwa nekushandisa colorimeter kana spectrophotometer kuyera mwero wekuderera kwesimba rechiedza chinopfuudzwa chinokonzerwa nekuvharika.
yezvidimbu zviri mukatimuenzaniso. Zvisinei, masangano anotonga haazivi kuti nzira iyi inoshanda here, uye haisviki patsananguro yeAmerican Public Health Association yekuti
kusviba.
4. Kuyerwa kwekufambiswa kwechiedza kunokanganiswa nyore nyore nekukanganiswa kwakadai sekutorwa kwemavara kana kutorwa kwezvikamu. Uyezve, pakanga pasina hukama pakati pekufambiswa kwechiedza nemigumisiro yakayerwa nekuyerwa kwechiedza chakapararira. Kunyange zvakadaro, pane imwe nguva kuyerwa kwecolorimeter nespectrophotometer kunogona kushandiswa kuona hukuru hwekusvibamuhurongwa hwekuchenesa mvura kana kudzora mashandiro.
Nguva yekutumira: Mbudzi-18-2022














