Chithandizo cha Madzi a Municipal Wastewater: Njira & Technologies
Momwe malo opangira mankhwala amakono amasinthira madzi otayira kukhala zinthu zomwe zingagwiritsidwenso ntchito pokwaniritsa miyezo yachilengedwe
Kuyeretsa madzi onyansa kwamakono kumagwiritsa ntchito njira zitatu zoyeretsera—choyambirira(zakuthupi),sekondale(biological), ndichapamwamba(zapamwamba) chithandizo - kuchotsa mpaka 99% ya zonyansa. Njira yokhazikikayi imawonetsetsa kuti madzi otayidwa akukwaniritsa zofunikira pakuwongolera ndikupangitsa kuti agwiritsenso ntchito mokhazikika.
1
Chithandizo Chachikulu: Kulekana Mwakuthupi
Imachotsa 30-50% ya zolimba zoyimitsidwa kudzera pamakina
Zojambula za Bar
Chotsani zinyalala zazikulu (> 6mm) kuti muteteze zida zapansi pamtsinje
Grit Chambers
Khazikitsani mchenga ndi miyala pamayendedwe oyendetsedwa bwino (0.3 m/s)
Zofotokozera zoyambirira
Olekanitsa mafuta oyandama ndi zolimba zokhazikika (kutsekeredwa kwa maola 1-2)
2
Chithandizo chachiwiri: Biological Processing
Imawononga 85-95% ya zinthu zachilengedwe pogwiritsa ntchito magulu a tizilombo
Biological Reactor Systems
Chithunzi cha MBBR
Zithunzi za SBR
Zigawo Zofunikira
- Matanki a Aeration: Sungani 2 mg/L DO kuti muchepetse chimbudzi cha aerobic
- Zowunikira ZachiwiriZomera Zosiyana (MLSS 2,000-4,000 mg/L)
- Kubwerera kwa Sludge: 25-50% yobwereranso kuti ipititse patsogolo biomass
3
Chithandizo Chapamwamba: Kupukuta mwapamwamba
Amachotsa zakudya zotsalira, tizilombo toyambitsa matenda, ndi tizilombo toyambitsa matenda
Sefa
Zosefera zamchenga kapena makina a membrane (MF/UF)
Kupha tizilombo toyambitsa matenda
Kuwala kwa UV kapena kukhudzana ndi klorini (CT ≥15 mg·min/L)
Kuchotsa Zakudya
Tizilombo nayitrogeni kuchotsa, mankhwala phosphorous mpweya
Kugwiritsa Ntchito Madzi Omwe Agwiritsidwanso Ntchito
Kuthirira m'malo
Kuzizira kwa Industrial
Kubwezeretsanso madzi apansi panthaka
Municipal Non-Potable
Ntchito Yofunika Kwambiri Yochizira Madzi Otayira
Chitetezo cha Anthu Onse
Amathetsa tizilombo toyambitsa matenda ndi tizilombo toyambitsa matenda
Kutsatira Zachilengedwe
Imayenderana ndi malamulo oletsa kutulutsa (BOD <20 mg/L, TSS <30 mg/L)
Kubwezeretsa Zothandizira
Imathandiza kubwezanso madzi, mphamvu, ndi michere
Katswiri Woyeretsa Madzi Otayira
Gulu lathu la mainjiniya limapereka mayankho athunthu pama projekiti oyeretsa madzi akumatauni ndi mafakitale.
Thandizo laukadaulo likupezeka Lolemba-Lachisanu, 9:00-18:00 GMT+8
Nthawi yotumiza: May-08-2025