Izindaba Zemboni
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Ubuchwepheshe be-Lianhua Bunikeza Izixazululo Zokulinganisa I-BOD Okusheshayo
I. Izindlela Zokulinganisa Ezinkulu Zamanje ze-BOD I-BOD imele i-Biochemical Oxygen Demand. Izindlela zokuthola ezivamile zifaka phakathi indlela ye-coulometric, indlela yokuxuba nokuhlwanyela imbewu, indlela ye-sludge esebenzayo, indlela ye-microbial electrode, indlela ye-mercury-based differential pressure, kanye ne-mercury-free differential p...Funda kabanzi -
Izici zamanzi amdaka e-petrochemical kanye nokutholakala kwamanzi amdaka e-petroleum
I-Petrochemical uchungechunge lwezinqubo zokucubungula izinto eziphilayo ezisekelwe kuphethiloli njengezinto zokusetshenziswa, ikakhulukazi ezisekelwe ekuqhekekeni, ekucwengisisweni, ekuhlukaniseni, ekuguqulweni nasekuhlanganisweni. Amanzi angcolile akhiqizwa ekukhiqizeni anezingxenye eziyinkimbinkimbi, ukushintshashintsha okukhulu kwekhwalithi yamanzi kanye nobuningi, nokuqonda okuphezulu...Funda kabanzi -
Ukusetshenziswa, amathuba okuthuthukiswa kanye nokuhlolwa kobuchwepheshe bokuphathwa kwendle yasemadolobheni
1 Izici kanye nezidingo zokwelashwa kwendle emadolobheni amancane 1.1 Izici zendle emadolobheni amancane Izici zendle emadolobheni amancane zinqunywa yizici ezahlukahlukene. Ngenxa yobukhulu benani labantu kanye nezinga eliphansi lokungena kwamanzi ompompi emadolobheni amancane, indle ikhipha...Funda kabanzi -
Ukuhlaziywa kwenqubomgomo yokuthuthukiswa kwemboni yokulawula ukungcola kwamanzi yaseShayina, ukubuka konke kweketanga lemboni, iphethini yokuncintisana kanye namathemba esikhathi esizayo ngo-2025
Isifinyezo sokuqukethwe: Ukulawulwa kokungcola kwamanzi ukwelashwa kwezindawo zamanzi okungathinta ngqo noma ngokungaqondile impilo yabantu kanye nentuthuko endaweni enabantu abaningi, ikakhulukazi okuhlanganisa ukunciphisa ukungcola okungcolile kanye nokuvuselelwa kwemvelo. Eminyakeni yamuva nje, umbuso ukhiphe ngokulandelana i-serv...Funda kabanzi -
Ulwazi oluncane nolwazi olukhulu 丨Isifundo sokucushwa kwesampula ejwayelekile ye-COD
Ukuhlela amasampula ajwayelekile kuyinto okudingeka yenziwe njalo ngesikhathi sokuhlolwa. Uma sithatha ukuhlolwa okuhlobene nokuhlola izinkomba zekhwalithi yamanzi njengesibonelo, ukuhlela amasampula ajwayelekile, ngokuqhathanisa inani elilinganisiwe nenani elibhekiselwe lesampula ejwayelekile, umuntu angachaza...Funda kabanzi -
Indima ye-nitrogen ne-phosphorus ekungcoleni okusebenzayo kanye nokubalwa kokwengeza!
Kumanzi angcolile asezimbonini anengxenye eyodwa kanye nokuntuleka kwezakhamzimba ze-nitrogen ne-phosphorus, ukwengezwa ngesikhathi esifanele kwezakhamzimba ze-nitrogen ne-phosphorus kubaluleke kakhulu. I-nitrogen, i-phosphorus nezinye izakhamzimba ziyizici ezibalulekile ekugcineni ukukhula nokuzala kabusha...Funda kabanzi -
Ukwelashwa nokutholakala kwamanzi angcolile ezimbonini kawoyela namafutha
Imithombo kanye nezici zamanzi angcolile kawoyela namafutha Amanzi angcolile kawoyela namafutha avela kakhulu ekucwengisisweni okuqhubekayo kwe-alkali, ukumanzisa, ukufaka i-asidi, ukungathathi hlangothi, ukususa i-gumming, ukususa iphunga, ukususa umbala, ukuwasha, ukuhlunga kanye nezinye izinqubo ekuhlanzeni, ekuhlanzeni ngokomzimba nangokwekhemikhali...Funda kabanzi -
Ulwazi oluhlobene kanye nokuhlolwa kwamanzi amdaka kokunyathelisa nokufaka idayi emanzini amdaka
Amanzi angcolile endwangu ikakhulukazi amanzi angcolile aqukethe ukungcola kwemvelo, amafutha, isitashi nezinye izinto eziphilayo ezikhiqizwa ngesikhathi senqubo yokupheka izinto ezingavuthiwe, ukuhlanza, ukufiphaza, usayizi, njll. Ukuphrinta nokudaya amanzi angcolile kwenziwa ngezinqubo eziningi ezifana nokuwasha, ukudaya, ukuphrinta...Funda kabanzi -
Ukuhlolwa kwamanzi angcolile kanye nekhwalithi yamanzi ezimbonini
Amanzi angcolile asezimbonini ahlanganisa amanzi angcolile okukhiqiza, indle yokukhiqiza kanye namanzi okupholisa. Kubhekisela emanzini angcolile kanye noketshezi olungcolile olukhiqizwa enqubweni yokukhiqiza yezimboni, oluqukethe izinto zokukhiqiza zezimboni, imikhiqizo ephakathi, imikhiqizo engaphansi kanye nokungcola okukhiqizwa...Funda kabanzi -
Ungazikhetha kanjani izitsha eziqinile, eziwuketshezi, nezine-reagent zokuhlola amanzi angcolile? Iseluleko sethu sithi…
Izinkomba zekhwalithi yamanzi zokuhlola azihlukaniseki ekusetshenzisweni kwezinto ezihlukahlukene ezisetshenziswayo. Izinhlobo ezivamile ezisetshenziswayo zingahlukaniswa zibe izinhlobo ezintathu: izinto ezisetshenziswayo eziqinile, izinto ezisetshenziswayo eziwuketshezi, kanye nezinto ezisetshenziswayo zamabhodlela e-reagent. Sikwenza kanjani ukukhetha okungcono kakhulu lapho sibhekene nezidingo ezithile? Okulandelayo ...Funda kabanzi -
Ukwanda kwe-Eutrophication yemizimba yamanzi: inkinga eluhlaza yomhlaba wamanzi
Ukwanda kwezakhi zomsoco emanzini kubhekisela esimweni sokuthi ngaphansi kwethonya lemisebenzi yabantu, izakhamzimba ezifana ne-nitrogen ne-phosphorus ezidingwa yizinto eziphilayo zingena emanzini ageleza kancane njengamachibi, imifula, amatheku, njll. ngobuningi obukhulu, okuholela ekuzaleni okusheshayo kwe-algae kanye...Funda kabanzi -
Isidingo se-oxygen yamakhemikhali (i-COD): umbusi ongabonakali wekhwalithi yamanzi enempilo
Endaweni esihlala kuyo, ukuphepha kwekhwalithi yamanzi kuyisixhumanisi esibalulekile. Kodwa-ke, ikhwalithi yamanzi ayibonakali ngaso sonke isikhathi, futhi ifihla izimfihlo eziningi esingenakuzibona ngqo ngamehlo ethu angenalutho. Isidingo se-oxygen yamakhemikhali (i-COD), njengepharamitha ebalulekile ekuhlaziyweni kwekhwalithi yamanzi, sifana nomthetho ongabonakali...Funda kabanzi
