Ákɛ nitsumɔhe ko ni kwɛɔ mujiwoo nɔ lɛ, nitsumɔ ni he hiaa fe fɛɛ ni kɔɔ muji he nitsumɔhe ko ji ni ekwɛ koni nu ni hoɔ lɛ ashɛ shishitoo mlai lɛ ahe. Shi, yɛ bɔ ni mlai ni kɔɔ nu ni ajieɔ kɛjɛɔ mli lɛ he lɛ mli wa waa kɛ bɔ ni mɛi ni kwɛɔ shihilɛ mli nibii anɔ lɛ feɔ amɛnii amɛhaa lɛ hewɔ lɛ, ekɛ nitsumɔ mli nɔnyɛɛ kpele eba tsɔne ni akɛjieɔ muji lɛ nɔ. Ehe miiwa waa diɛŋtsɛ akɛ abaajie nu lɛ kɛjɛ mli.
Taakɛ woloŋmalɔ lɛ na lɛ, nɔ ni kɛ naagba ni yɔɔ nu ni ajieɔ kɛjɛɔ mli lɛ he mla lɛ he lɛ baa tɛ̃ɛ ji akɛ, bei pii lɛ, ŋwɛibɔfoi etɛ ni yɔɔ mimaŋ lɛ mli muji shwiemɔ hei lɛ yɛ.
Klɛŋklɛŋ nɔ lɛ ji sũ nitsumɔ ni baa shi (MLVSS/MLSS) kɛ sũ ni fa babaoo lɛ he sɛɛkuu fɔŋ; nɔ ni ji enyɔ lɛ ji bɔ ni tsofai ni akɛjieɔ fɔsfɔs lɛ fa ha lɛ, nakai sũ ni jɛɔ mli baa lɛ fa babaoo; nɔ ni ji etɛ lɛ ji muji ni akɛtsuɔ nii be kakadaŋŋ lɛ Nitsumɔ ni tsii fe nine, nibii ni akɛtsuɔ nii lɛ nyɛɛɛ atsake, ni helai yaa nɔ afi muu lɛ fɛɛ, ni no kɛ muji ni akɛtsuɔ nii lɛ he hewalɛ ni baa shi lɛ baa.
#1
Sũ nitsumɔ ni baa shi kɛ sũ ni fa babaoo lɛ he kooloo fɔŋ lɛ
Nilelɔ Wang Hongchen efee niiamlitaomɔ yɛ muji tsɔnei 467 ahe. Ha wɔkwɛ sũ nitsumɔ kɛ sũ mli nibii ni yɔɔ mli lɛ ahe saji: Yɛ nɛkɛ muji shwiemɔ nitsumɔhei 467 nɛɛ ateŋ lɛ, muji shwiemɔ nitsumɔhei lɛ amli 61% yɛ MLVSS/MLSS ni baa shi fe 0.5, aaafee 30 % yɛ muji shwiemɔ nitsumɔhei lɛ amli yɛ MLVSS/MLSS ni baa shi fe 0.4.
Sũ ni yɔɔ muji ni ajieɔ lɛ mli 2/3 lɛ mli lɛ fa fe 4000 mg/L, sũ ni yɔɔ muji ni ajieɔ lɛ mli 1/3 lɛ mli lɛ fe 6000 mg/L, ni sũ ni yɔɔ muji ni ajieɔ kɛjɛɔ mli lɛ 20 mli lɛ fe mg/L 10000.
Mɛni ji nɔ ni jɛɔ shihilɛi ni awie he yɛ ŋwɛi nɛɛ amli baa (sũ nitsumɔ ni baa shi, sũ ni fa babaoo)? Eyɛ mli akɛ wɔna ŋaa he saji babaoo ni pɛiɔ anɔkwale lɛ mli moŋ, shi yɛ wiemɔi ni yɔɔ mlɛo mli lɛ, nɔ kome ni jɛɔ mli baa ji, ni ji, nu ni ajieɔ lɛ feɔ nɔ ni ato he gbɛjianɔ lɛ.
Abaanyɛ atsɔɔ enɛ mli kɛjɛ gbɛi enyɔ nɔ. Yɛ gbɛ kome nɔ lɛ, kɛ́ sũ lɛ mli eyi obɔ kɛ sũ lɛ, bɔni afee ni sũ lɛ akafee nɔ ko lɛ, ehe miihia ni aha kɔɔyɔɔ lɛ aya hiɛ. Kɛji akɛ kɔɔyɔɔ ni mli tse lɛ yaa hiɛ lɛ, jeee akɛ hewalɛ ni akɛtsuɔ nii lɛ baaya hiɛ kɛkɛ, shi moŋ ebaaha nibii ni wala yɔɔ amɛmli lɛ fã lɛ hu aya hiɛ. Oxygen ni mli ewo la ni yaa hiɛ lɛ baajie carbon jɛɛhe ni he hiaa kɛha denitrification lɛ, ni baaná denitrification kɛ phosphorus ni ajieɔ kɛjɛɔ wala yibii amli lɛ nɔ hewalɛ tɛ̃ɛ, ni no baaha N kɛ P babaoo aba.
Yɛ gbɛ kroko nɔ lɛ, sũ ni fa babaoo lɛ haa sũ kɛ nu teŋ lɛ yaa hiɛ, ni sũ lɛ laajeɔ oya kɛ sũ ni jɛɔ sũ ni ji enyɔ lɛ mli lɛ, ni no baatsi tsɔne ni akɛtsaa hela ni etee hiɛ lɛ naa loo ebaaha sũ ni jɛɔ COD kɛ SS lɛ mli lɛ afee nɔ ni fe bɔ ni ato lɛ.
Beni wɔwie nɔ ni jɛɔ mli baa lɛ he wɔgbe naa lɛ, nyɛhaa wɔwiea nɔ hewɔ ni muji shwiemɔ hei babaoo yɛ naagba ni ji sũ ni faaa kɛ sũ ni fa babaoo lɛ he naagba lɛ he.
Yɛ anɔkwale mli lɛ, nɔ ni ha sũ lɛ fa babaoo ji sũ lɛ nitsumɔ ni baa shi lɛ. Akɛni sũ lɛ nitsumɔ lɛ faaa hewɔ lɛ, bɔni afee ni tsofafeemɔ lɛ aya hiɛ lɛ, esa akɛ sũ lɛ mli nibii ni yɔɔ mli lɛ aya hiɛ. Sludge nitsumɔ ni baa shi lɛ jɛ anɔkwale ni eji akɛ slag ŋã babaoo yɛ nu ni yɔɔ hewalɛ mli lɛ mli, ni boteɔ biological treatment unit lɛ mli ni ebua ehe naa fiofio, ni enɛ saa nibii bibii ni wala yɔɔ amɛmli lɛ anitsumɔ he.
Slag kɛ ŋã babaoo yɛ nu ni baa lɛ mli. Ekome ji akɛ, grille lɛ hewalɛ ni tsiɔ mɔ naa lɛ ehiii kwraa, ni ekroko lɛ ji akɛ, muji ni ajieɔ kɛjɛɔ mli lɛ he nitsumɔhei ni yɔɔ mimaŋ lɛ mli lɛ ateŋ nɔ ni fe 90% emako shishijee nu ni hoɔ kɛjɛɔ nu mli lɛ mli.
Mɛi komɛi baanyɛ abi akɛ, mɛni hewɔ amaaa shishijee ŋshɔkei atoohe? Enɛ kɔɔ paipii tsɔne lɛ he. Naagbai tamɔ tsɔne ni kɛ tsɔne lɛ kpaaa gbee, tsɔne ni akɛfutuɔ nii, kɛ tsɔne ni bɛ paipii ni yɔɔ mimaŋ lɛ mli lɛ yɛ. Nɔ ni jɛ mli ba ji akɛ, nu ni yɔɔ muji nitsumɔhei lɛ amli lɛ yɛ sui etɛ: nibii ni bɛ wala mli ni fa babaoo (ISS), COD ni baa shi, C/N ni baa shi.
Nibii ni bɛ wala mli ni yɔɔ nu ni yɔɔ hewalɛ mli lɛ fa babaoo, ni ji akɛ, ŋã ni yɔɔ mli lɛ fa babaoo. Shishijee lɛ, shishijee nu ni akɛwoɔ nu mli lɛ baanyɛ aha nibii ni bɛ wala mli lɛ ekomɛi aba shi, shi akɛni COD ni yɔɔ nu ni yɔɔ mli lɛ mli lɛ faaa kwraa hewɔ lɛ, nu ni hoɔ kɛjɛɔ nu mli lɛ ateŋ babaoo feɔ kɛkɛ Kaama shishijee nu ni akɛwoɔ nu mli lɛ.
Yɛ naagbee mlipɛimɔ lɛ mli lɛ, sũ nitsumɔ ni baa shi lɛ ji gboshinii ni jɛ “tsei ni tsii kɛ ŋshɔŋlooi ni waaa” amli.
Wɔkɛɛ akɛ, sũ ni fa babaoo kɛ nitsumɔ ni baa shi lɛ baaha N kɛ P ni fa fe nine aba nu ni hoɔ lɛ mli. Yɛ nɛkɛ be nɛɛ mli lɛ, gbɛi ni atsɔɔ nɔ atsuɔ muji nibii babaoo ahe nii ji ni amɛkɛ carbon jɛɛhei kɛ flocculants ni bɛ wala mli lɛ afata he. Shi kɛlɛ, kponɔgbɛ carbon jɛɛhei babaoo ni akɛfataa he lɛ baaha hewalɛ ni akɛtsuɔ nii lɛ aya hiɛ babaoo, yɛ be mli ni flocculant babaoo ni akɛfataa he lɛ baaha tsofa-kɛ-ŋma sũ babaoo aba, ni no baaha sũ mli sũ mli nibii babaoo aya hiɛ ni sũ nitsumɔ lɛ hu aba shi ekoŋŋ, ni ebaafee kooloo fɔŋ.
#2
Kɔɔyɔɔ fɔŋ ko ni bɔ ni tsofai ni akɛjieɔ fɔsfɔs lɛ fa babaoo lɛ, nakai sũ ni ajieɔ lɛ hu fa babaoo.
Tsofai ni ajieɔ fɔsfɔs ni akɛtsuɔ nii lɛ eha sũ ni ajieɔ lɛ etee hiɛ 20% kɛyashi 30%, loo nɔ ni fe nakai po.
Naagba ni kɔɔ sũ he lɛ ji nɔ titri ni haoɔ muji he nitsumɔhei lɛ afii babaoo nɛ, titri lɛ ejaakɛ gbɛ ko bɛ ni sũ lɛ baanyɛ atsɔ nɔ ajie, loo gbɛ ni atsɔɔ nɔ ajieɔ lɛ lɛ bɛ shiŋŋ. .
Enɛ haa sũ lɛ afii lɛ yaa hiɛ, ni no haa sũ lɛ dalɛ nifeemɔ baa, kɛ nibii ni ejaaa ni yɔɔ hiɛdɔɔ fe nakai po tamɔ sũ lɛ mli shweremɔ.
Slud ni mli elɛɛ lɛ bɛ flocculation kpakpa. Kɛji akɛ nu ni hoɔ kɛjɛɔ ŋshɔŋ nu ni ji enyɔ lɛ mli lɛ laajeɔ lɛ, ŋshɔŋ nu ni etee hiɛ lɛ tsiɔ naa, nɔ ni jɛɔ ŋshɔŋ nu lɛ mli baa lɛ baa shi, ni nu ni akɛshwieɔ sɛɛ lɛ falɛ yaa hiɛ.
Nu ni akɛtsuɔ nii yɛ sɛɛgbɛ lɛ falɛ ni yaa hiɛ lɛ baaha nibii enyɔ aba, ekome ji ni ebaaha tsofafeemɔ ni jɛ tsutsu biochemical fã lɛ mli lɛ aba shi.
Akɛ nu babaoo ni akɛshwieɔ sɛɛ lɛ kuɔ sɛɛ kɛyaa kɔɔyɔɔŋ tsɔne lɛ mli, ni no haa be diɛŋtsɛ ni akɛhiɛɔ tsɔne lɛ mli lɛ baa shi, ni ehaa tsofafeemɔ ni jɛɔ tsofafeemɔ ni ji enyɔ lɛ mli baa lɛ baa shi;
Nɔ ni ji enyɔ lɛ ji ni ajie nitsumɔ ni jɛɔ mlibotemɔ nitsumɔ mli lɛ mli baa lɛ shi babaoo.
Akɛni esa akɛ aku sɛɛ akɛ nu ni akɛshwieɔ sɛɛ lɛ babaoo awo tsɔne ni akɛtsuɔ nii kɛtsaa hela lɛ mli lɛ mli hewɔ lɛ, tsɔne ni akɛjieɔ nu lɛ mli lɛ yaa hiɛ, ni tsɔne ni akɛjieɔ nu lɛ diɛŋtsɛ mli lɛ hu baa shi.
Nɔ ni jɛɔ tsamɔ mli baa lɛ fɛɛ bafeɔ nɔ ni ehiii, ni baanyɛ aha fɔsfɔs kɛ COD fɛɛ ni yɔɔ nu ni hoɔ lɛ mli lɛ afee nɔ ni fe bɔ ni sa. Bɔni afee ni akafee nɔ ni fe bɔ ni ato lɛ, muji shwiemɔ he lɛ baaha nibii ni akɛjieɔ fɔsfɔs lɛ atsu nii babaoo, ni no baaha muji ni shwieɔ shi lɛ aya hiɛ babaoo.
kɛtee kooloo fɔŋ mli.
#3
Muji tsũi ni tsiɔ nii fe nine be kakadaŋŋ kɛ muji tsamɔ nyɛmɔ ni baa shi
Jeee gbɔmɛi pɛ anɔ muji ni akɛtsuɔ nii lɛ damɔ shi, shi moŋ nibii ni akɛtsuɔ nii lɛ hu anɔ.
Nu mli nibii ni akɛtsuɔ nii kɛjieɔ muji lɛ ewuu yɛ nu mli saamɔ he nitsumɔ lɛ hiɛ be kakadaŋŋ. Kɛ́ asaaa lɛ daa lɛ, etsɛŋ loo sɛɛ mli lɛ naagbai baaba. Shi yɛ bei babaoo mli lɛ, anyɛɛɛ asaa muji nibii, ejaakɛ kɛ́ nibii komɛi kpa lɛ, etamɔ nɔ ni nu ni jɛɔ mli baa lɛ baaho bɔ ni ato he gbɛjianɔ lɛ he. Yɛ daa gbi nyɔmɔwoo gbɛjianɔtoo lɛ shishi lɛ, mɔ fɛɛ mɔ nyɛŋ ahé.
Yɛ maŋtiase mli muji he nitsumɔhei 467 ni Nitsɔɔlɔ Wang Hongchen kwɛ mli lɛ ateŋ lɛ, amɛteŋ aaafee mlijaa enyɔ mli ekome yɛ hydraulic load rates ni fe 80%, aaafee mlijaa etɛ mli ekome fe 120%, ni muji he nitsumɔhei 5 fe 150%.
Kɛji akɛ nu mli jatsu lɛ fa fe 80%, ja muji tsamɔ nitsumɔhei wuji fioo komɛi pɛ, muji tsamɔ nitsumɔhei lɛ nyɛŋ agbe nu lɛ naa kɛha saamɔ yɛ susumɔ ni ji akɛ nu ni hoɔ lɛ shɛɔ shishitoo mla lɛ he, ni nu ko bɛ ni akɛbaatsu nii kɛha aerators kɛ secondary sedimentation scrap tank. Abaanyɛ atsake nibii ni yɔɔ shishigbɛ lɛ kwraa loo atsake amɛ kɛji nu efo mli pɛ.
No ji akɛ, muji nitsumɔhei lɛ aaafee 2/3 nyɛŋ asaa nibii ni akɛtsuɔ nii lɛ yɛ yiŋtoo ni ji akɛ amɛbaakwɛ koni nu ni hoɔ lɛ ashɛ shishitoo mla lɛ he lɛ nɔ.
Taakɛ Nitsɔɔlɔ Wang Hongchen niiamlitaomɔ lɛ tsɔɔ lɛ, bei pii lɛ, tsɔnei ni akɛwoɔ kɔɔyɔɔ mli lɛ wala be ji afii 4-6, shi tsɔnei ni akɛjieɔ muji lɛ amli 1/4 efeee kɔɔyɔɔ ni ajieɔ kɛjɛɔ tsɔnei lɛ amli lɛ ahe nitsumɔ kɛyashi afii 6 sɔŋŋ nɛ. Bei pii lɛ, asaaa muji ni akɛshwieɔ muji ni ehe hiaa ni ajie mli ni asaa lɛ mli afi muu lɛ fɛɛ.
Nibii ni akɛtsuɔ nii lɛ kɛ hela miitsu nii be kakadaŋŋ, ni nu ni akɛtsuɔ nii lɛ he nyɛmɔ lɛ miiya hiɛ waa. Bɔni afee ni enyɛ edamɔ nu ni jɛɔ mli lɛ nɔnyɛɛ lɛ naa lɛ, gbɛ ko bɛ ni aaatsɔ nɔ akpa lɛ koni akwɛ nɔ jogbaŋŋ. Yɛ shihilɛ gbonyo ni tamɔ nɛkɛ mli lɛ, muji ni ajieɔ kɛjɛɔ mli lɛ he gbɛjianɔtoo ko baahi shi be fɛɛ be ni kɛ gbeekpamɔ baakpe.
#4
ŋmaa yɛ naagbee
Beni ato shihilɛ he buamɔ shishi akɛ mimaŋ lɛ maŋ shishitoo mla sɛɛ lɛ, nu, gas, nibii ni wa, shikpɔŋ kɛ mujiwoo he nitsumɔi krokomɛi tee hiɛ oya, ni abaanyɛ akɛɛ akɛ muji ni ajieɔ kɛjɛɔ mli lɛ he nitsumɔ lɛ ji nɔ ni nyiɛɔ hiɛ yɛ amɛteŋ. Akɛni eshɛɛɛ he ni sa hewɔ lɛ, muji nitsumɔhe lɛ nitsumɔ eba shi yɛ haomɔ mli, ni paipii kɛ sũ ni akɛwoɔ mli lɛ he naagba lɛ ebatsɔ tɔmɔi wuji enyɔ ni yɔɔ mimaŋ muji nitsumɔhe lɛ mli.
Ni agbɛnɛ, be eshɛ ni esa akɛ wɔsaa tɔmɔi lɛ.
Be ni akɛmajeɔ: Oflɔŋ-23-2022
