ʻO ke ʻano o ka kānana, i ke kaʻina o ka mālama wai, ʻo ka kānana e pili ana i ke kaʻina hana o ka mālama ʻana i nā haumia i hoʻopaneʻe ʻia i loko o ka wai me kahi papa kānana e like me ke one quartz a me ka anthracite, i hiki ke hoʻomaʻamaʻa ʻia ka wai.ʻO nā mea porous i hoʻohana ʻia no ka kānana ʻana i kapa ʻia ka media kānana, a ʻo ke one quartz ka media kānana maʻamau.ʻO ka mea kānana he granular, pauka a fibrous.ʻO nā mea kānana maʻamau he quartz one, anthracite, carbon activated, magnetite, garnet, ceramics, plastic balls, etc.
ʻO ka kānana multi-media (filter bed) kahi kānana waena e hoʻohana ana i ʻelua a ʻoi aku paha ka media e like me ka papa kānana.I loko o ka ʻōnaehana hoʻomaʻamaʻa wai ʻoihana, hoʻohana ʻia ia e wehe i nā haumia i loko o ka lepo, adsorb oil, etc..ʻO ka hana o ka kānana ka mea nui e wehe i nā mea i hoʻopaʻa ʻia a i ʻole colloidal i loko o ka wai, ʻoi aku ka maikaʻi o ka wehe ʻana i nā ʻāpana liʻiliʻi a me nā bacteria hiki ʻole ke wehe ʻia e ka ʻenehana ua.Loaʻa i nā BOD a me COD kekahi pae o ka hopena hoʻoneʻe.
Hōʻike ʻia nā ʻāpana hana ma ka papa aʻe:
hui kānana
ʻO ka kānana Multimedia ka mea nui o ke kino kānana, kākoʻo pipeline a me ka valve.
ʻO ke kino kānana ka nui o nā ʻāpana penei: Maʻalahi;nā mea hoʻohele wai;nā mea kākoʻo;backwash ea paipu;mea kānana;
Kānana koho kumu
(1) Pono e lawa ka ikaika mechanical e pale aku i ka aahu a me ka waimaka i ka wā holoi hope;
(2) ʻOi aku ka maikaʻi o ka paʻa kemika;
(3) ʻAʻole i loaʻa nā mea ʻino a me nā mea ʻawaʻawa i ke olakino o ke kanaka, a ʻaʻole i loko o nā mea ʻino i ka hana ʻana a pili i ka hana ʻana;
(4) Pono e ho'āʻo ka kohoʻana i nā mea kānana e hoʻohana i nā mea kānana me ka mana adsorption nui, ka mana interception pollution kiʻekiʻe, ka hana wai kiʻekiʻe a me ka maikaʻi o ka wai.
I loko o ka mea kānana, pāʻani nui nā ʻiliʻili i ke kuleana kākoʻo.I loko o ke kaʻina hana kānana, no kona ikaika kiʻekiʻe, nā āpau paʻa ma waena o kekahi, a me nā pores nui, he mea maʻalahi ka wai e hele i loko o ka wai kānana me ka mālie i ke kaʻina holoi maikaʻi.Pēlā nō, holoi hope I ka wā o ke kaʻina hana, hiki ke hele mālie ka wai holoi hope a me ka ea backwash.I ka hoʻonohonoho maʻamau, ua māhele ʻia nā ʻiliʻili i ʻehā mau kikoʻī, a ʻo ke ʻano o ka paving mai lalo a luna, nui ka mua a laila liʻiliʻi.
ʻO ka pilina ma waena o ka nui o ka mea kānana a me ke kiʻekiʻe o ka hoʻopiha
ʻO ka lakio o ke kiʻekiʻe o ka moena kānana i ka nui o ka nui o ka mea kānana he 800 a 1 000 (ka hoʻolālā hoʻolālā).Pili ka nui o ka mea kānana me ka pololei o ka kānana.
kānana multimedia
ʻO nā kānana multi-media i hoʻohana ʻia i ka mālama wai, nā mea maʻamau: anthracite-quartz sand-magnetite kānana, carbon-quartz sand-magnetite kānana, carbon-quartz sand kānana, quartz sand-ceramic kānana E kali.
ʻO nā kumu nui e noʻonoʻo ʻia i ka hoʻolālā ʻana o ka papa kānana o ka kānana multi-media:
1. Loaʻa i nā mea kānana ʻokoʻa ka ʻokoʻa nui e hōʻoia ai ʻaʻole e kū mai ke ʻano o nā papa i hui ʻia ma hope o ka hoʻohaunaele ʻana.
2. E koho i ka mea kānana e like me ke kumu o ka hana wai.
3. Pono ka nui o ka nui o ka nui o ka mea kānana haʻahaʻa ma mua o ka nui o ka mea kānana luna e hōʻoia i ka pono a me ka hoʻohana piha ʻana i ka mea kānana haʻahaʻa.
ʻO kaʻoiaʻiʻo, e lawe ana i ka moena kānana ʻekolu ma ke ʻano he laʻana, ʻo ka papa luna o ka mea kānana ka nui o ka nui o nā mea kānana a ua haku ʻia nā mea kānana māmā me ka haʻahaʻa haʻahaʻa, e like me ka anthracite a me ka carbon activated;ʻO ka papa waena o nā mea kānana he ʻano ʻāpana liʻiliʻi a me kahi ʻano haʻahaʻa, i haku ʻia me ke one quartz;Aia ka mea kānana i nā mea kānana koʻikoʻi me ka liʻiliʻi liʻiliʻi a me ka nui loa, e like me ka magnetite.Ma muli o ka palena o ka ʻokoʻa ʻokoʻa, ua paʻa maoli ke koho ʻana i nā mea kānana o nā kānana media ʻekolu-layer.ʻO ka mea kānana luna e hoʻokani i ke kuleana o ka kānana koʻikoʻi, a ʻo ka mea kānana papa haʻahaʻa e pāʻani i ke kuleana o ka kānana maikaʻi, no laila e hoʻokō piha ʻia ka hana o ka moena kānana multi-media, a ʻoi aku ka maikaʻi o ka effluent ma mua o kēlā. o ka moena kānana mea hoʻokahi papa.No ka wai inu, pāpā ʻia ka hoʻohana ʻana i ka anthracite, resin a me nā mea kānana ʻē aʻe.
kānana one quartz
ʻO ka quartz sand filter kahi kānana e hoʻohana ana i ke one quartz e like me ka mea kānana.Hiki iā ia ke wehe maikaʻi i nā mea paʻa i hoʻopaʻa ʻia i loko o ka wai, a loaʻa iā ia nā hopena wehe i nā colloids, hao, mea olaola, pesticides, manganese, bacteria, virus a me nā mea haumia ʻē aʻe i ka wai.
Loaʻa iā ia nā mea maikaʻi o ke kūpaʻa filtration liʻiliʻi, ka ʻāpana kikoʻī kikoʻī nui, ka ikaika o ka waikawa a me ke kūpaʻa alkali, ke kūpaʻa oxidation, ka hoʻohana ʻana o PH o 2-13, ka pale ʻana i ka pollution maikaʻi, a me nā mea ʻē aʻe. mea a me kānana Hoʻomaopopo ka hoʻolālā o ka kānana i ka hana hoʻololi ponoʻī o ka kānana, a ʻo ka mea kānana ka mea hiki ke hoʻololi i ka manaʻo o ka wai maka, nā kūlana hana, ke kaʻina hana mua, etc. Ma lalo o nā kūlana hana like ʻole, ka maikaʻi o ka wai ʻO ka effluent e hōʻoiaʻiʻo ʻia, a ua hoʻopuehu piha ʻia ka mea kānana i ka wā holoi hope, a maikaʻi ka hopena hoʻomaʻemaʻe.
Loaʻa i ka kānana one nā mea maikaʻi o ka wikiwiki kānana wikiwiki, kiʻekiʻe filtration pololei, a me ka mana interception nui.Hoʻohana nui ʻia i ka mana uila, uila, mea inu, wai paila, ʻaila, ʻoihana kemika, metallurgy, textile, papermaking, meaʻai, ʻauʻau ʻauʻau, ʻenekinia municipal a me nā wai kaʻina hana ʻē aʻe, ka wai home, ka wai recycled a me nā kahua hoʻomaʻemaʻe wai.
Loaʻa i ka kānana quartz sand nā hiʻohiʻona o ka hoʻolālā maʻalahi, ka mana maʻalahi o ka hana, ka kahe hana nui, ka liʻiliʻi o nā manawa backwash, kiʻekiʻe ka filtration pono, haʻahaʻa haʻahaʻa, a me ka hana maʻalahi a me ka mālama.
Kānana kalapona hoʻāla ʻia
ʻO ka mea kānana he kalapona i hoʻohana ʻia e wehe i ke kala, ʻala, koena chlorine a me nā mea organik.ʻO kāna ʻano hana nui he adsorption.ʻO ka carbon activated he adsorbent artificial.
Hoʻohana nui ʻia nā kānana kalapona i hana ʻia i ka hoʻomaʻamaʻa mua ʻana i ka wai a me ka wai i loko o ka ʻoihana meaʻai, ʻoihana kemika, mana uila a me nā ʻoihana ʻē aʻe.No ka mea, loaʻa i ka carbon activated kahi hoʻolālā pore i hoʻomohala maikaʻi ʻia a me kahi ʻāpana kikoʻī nui loa, he mana adsorption ikaika no nā pūhui organik i hoʻoheheʻe ʻia i loko o ka wai, e like me benzene, phenolic compounds, a me nā mea ʻē aʻe. wehe maikaʻi ʻia nā kala.ʻO ka nui o ka wehe ʻana o ka plasma o ka carbon activated granular no Ag^+, Cd^2+ a me CrO4^2- i loko o ka wai ma luna o 85%.[3] Ma hope o ka hele ʻana i ka moena kānana kalapona i hoʻāla ʻia, ʻoi aku ka liʻiliʻi o nā mea paʻa i loko o ka wai ma mua o 0.1mg/L, ʻoi aku ka nui o ka wehe ʻana o COD ma 40% ~ 50%, a ʻo ka chlorine manuahi ma lalo o 0.1mg/L.
Kaʻina holoi hope
ʻO ka holoi hope ʻana o ka kānana e pili ana i ka mea ma hope o ka hoʻohana ʻia ʻana o ka kānana no kekahi manawa, mālama ka papa hana kānana a hoʻopaʻa i kahi nui o nā sundries a me nā stains, e hōʻemi ana i ka maikaʻi o ka effluent o ka kānana.Ke emi nei ka maikaʻi o ka wai, hoʻonui ka ʻokoʻa ma waena o nā paipu inlet a me waho, a i ka manawa like, e emi ana ka kahe o kahi kānana hoʻokahi.
ʻO ke kumumanaʻo o ka holoi ʻana: ke kahe ʻana o ka wai i loko o ka papa kānana, no laila e hoʻonui a hoʻokuʻu ʻia ka papa kānana, a hoʻomaʻemaʻe ʻia ka papa kānana e ka ikaika o ka wai a me ka ikaika friction collision o nā ʻāpana. e hoʻokaʻawale ʻia ka lepo o ka papa kānana a hoʻokuʻu ʻia me ka wai holoi hope.
Ka pono no ka holoi hope
(1) I ka wā o ke kaʻina hana kānana, mālama ʻia nā mea paʻa i loko o ka wai maka a hoʻopili ʻia e ka papa kānana a hoʻomau mau ʻia i loko o ka papa kānana, no laila ua pale ʻia nā pores o ka papa kānana e ka lepo, a me kahi keke kānana. hana ʻia ma ka ʻili o ka papa kānana, kānana i ke poʻo wai.Piʻi mau nā poho.Ke hiki i kekahi palena, pono e hoʻomaʻemaʻeʻia ka mea kānana, i hiki i ka papa kānana ke hoʻihoʻi i kāna hana hana a hoʻomau i ka hana.
(2) Ma muli o ka piʻi ʻana o ke poʻo o ka wai i ka wā o ka kānana ʻana, ʻoi aku ka nui o ke kahe o ka wai ma luna o ka lepo i hoʻopili ʻia ma ka ʻili o ka mea kānana, a neʻe kekahi o nā ʻāpana i ka mea kānana haʻahaʻa ma lalo o ka hopena o ka. ke kahe o ka wai, ka mea e hoʻomaka ai ka mea i hoʻokuʻu ʻia i loko o ka wai.Ke hoʻomau nei ka piʻi ʻana o ka maʻiʻo, ua emi ka maikaʻi o ka wai.Ke komo nā mea haumia i ka papa kānana, e nalowale ka kānana i kāna hopena kānana.No laila, i kekahi ʻano, pono e hoʻomaʻemaʻe ʻia ka mea kānana i mea e hoʻihoʻi ai i ka paʻa ʻana o ka lepo o ka mea kānana.
(3) ʻO ka mea i hoʻokuʻu ʻia i loko o ka wai hoʻoheheʻe he nui nā mea olaola.ʻO ka paʻa lōʻihi i ka papa kānana e alakaʻi i ka hoʻonui ʻana a me ka hana hou ʻana o nā bacteria a me nā microorganism i loko o ka papa kānana, e hopena i ka palaho anaerobic.Pono e hoʻomaʻemaʻe mau ʻia ka mea kānana.
Ka hoʻomalu ʻana a me ka hoʻoholo ʻana i ka ʻāpana backwash
(1) Pehu kiʻekiʻe: I ka wā o ka holoi ʻana i hope, i mea e hōʻoia ai i ka nui o nā ʻāpana kānana i hiki ke hoʻokuʻu koke ʻia ka lepo mai ka papa kānana me ka wai, ʻoi aku ka nui o ka hoʻonui ʻana o ka papa kānana.Eia nō naʻe, i ka nui o ka hoʻonui ʻana, e emi ana ka helu o nā ʻāpana i loko o ka mea kānana no kēlā me kēia leo, a ua hoʻemi ʻia ka manawa o ka hui ʻana o ka particle, no laila ʻaʻole maikaʻi no ka hoʻomaʻemaʻe.ʻO nā mea kānana papa pālua, ʻo ka hoʻonui ʻana he 40%—-50%.'Ōlelo Aʻo: I ka wā o ka hana ʻana, ʻike ʻia ke kiʻekiʻe o ka hoʻopiha ʻana a me ke kiʻekiʻe o ka hoʻonui ʻana o ka mea kānana, no ka mea, i ka wā o ke kaʻina hana hoʻihoʻi maʻamau, aia kekahi poho a ʻaʻahu paha o ka mea kānana, pono e hoʻopiha ʻia.Loaʻa i ka papa kānana paʻa nā mea maikaʻi: e hōʻoia i ka paʻa o ka maikaʻi o ka wai kānana a me ka hopena o ka holoi ʻana.
(2) Ka nui a me ke kaomi o ka wai holoi hope: Ma nā koi hoʻolālā maʻamau, ʻo ka ikaika o ka wai holoi hope he 40 m3/(m2•h), a ʻo ke kaomi o ka wai holoi hope ʻo ≤0.15 MPa.
(3) Ka nui o ka ea backwash a me ke kaomi: ʻo ka ikaika o ka ea backwash he 15 m/(m • h), a ʻo ke kaomi o ka ea backwash he ≤0.15 MPa.'Ōlelo Aʻo: I ka wā o ka holoi ʻana i hope, ʻohi ʻia ka ea hoʻihoʻi hope ma luna o ka kānana, a ʻo ka hapa nui o ia mea e hoʻokuʻu ʻia ma o ka pahu lua lua.i ka hana ʻana i kēlā me kēia lā.Pono e nānā pinepine i ka patency o ka valve exhaust, ka mea i hōʻike nui ʻia e ka degere o ke kūʻokoʻa o ka pōpō valve i luna a i lalo.
ʻO ke kinoea wai hui ʻia i hope
(1) Holoi mua me ka ea, a laila holoi hope me ka wai: ʻo ka mua, e hoʻohaʻahaʻa i ka pae wai o ka kānana i 100 mm ma luna o ka ʻili o ka papa kānana, e hoʻokuʻu i ka ea no kekahi mau minuke, a laila holoi hope me ka wai.He kūpono ia no nā kānana me ka hoʻohaumia ʻana i ka ʻili koʻikoʻi a me ka maʻalahi o loko.
'Ōlelo Aʻo: Pono e pani ʻia ka valve pili ma kahi;a i ʻole, ke hāʻule ka pae wai ma lalo o ka ʻili o ka papa kānana, ʻaʻole e hoʻokomo ʻia ka ʻaoʻao o luna o ka papa kānana e ka wai.I ka wā o ka hoʻohaunaele i luna a me lalo o nā ʻāpana, ʻaʻole hiki ke hoʻokuʻu maikaʻi ʻia ka lepo, akā e komo hohonu i loko o ka papa kānana.neʻe.
(2) Hoʻohui ʻia ka holoi ʻana o ka ea a me ka wai: E hānai ʻia ka ea a me ka wai holoi hope mai ka ʻaoʻao haʻahaʻa o ka papa kānana static.Hoʻokumu ka ea i nā ʻōhū nui i loko o ka papa one i ka wā e piʻi ai, a lilo i ʻōpū liʻiliʻi i ka wā e hālāwai ai me ka mea kānana.Loaʻa iā ia kahi hopena ʻōpala ma ka ʻili o ka mea kānana;ʻO ka holoi hope ʻana i ka luna wai e wehe i ka papa kānana, no laila ua hoʻokuʻu ʻia ka mea kānana, kahi mea e pono ai ka holoi ʻana o ka ea i ka mea kānana.Hoʻopili ʻia nā hopena hoʻonui o ka wai backwash a me ka ea backwash ma luna o kekahi i kekahi, ʻoi aku ka ikaika ma mua o ka hana wale ʻana.
'Ōlelo Aʻo: He ʻokoʻa ke kaomi hope o ka wai mai ke kaomi ʻana a me ka ikaika o ka ea.Pono e noʻonoʻo i ke kauoha e pale i ka wai backwash mai ke komo ʻana i ka pipeline ea.
(3) Ma hope o ka pau ʻana o ka holoi ʻana i ka ea i hui ʻia, e hoʻōki i ke komo ʻana i ka ea, e mālama i ke kahe like o ka wai holoi hope, a hoʻomau i ka holoi ʻana no 3 min a 5 min, hiki ke wehe ʻia nā ea i waiho ʻia ma ka moena kānana.
Manaʻo: Hiki iā ʻoe ke hoʻolohe i ke kūlana o ka lua lua lua ma luna.
Ka Ike ana o na kumu o ka paakiki o na mea kanana
(1) Inā ʻaʻole hiki ke hoʻoneʻe maikaʻi ʻia ka lepo i paʻa ma luna o ka ʻili o ka papa kānana i loko o kekahi manawa, i ke kaʻina hoʻihoʻi hope, inā ʻaʻole like ka hāʻawi ʻana o ka ea backwashing, ʻaʻole kūlike ke kiʻekiʻe.ʻO ka'ōpala o ka ea holoi, kahi i liʻiliʻi ai ka manawa'ōpala,ʻaʻole hiki ke hoʻopau maikaʻiʻia nā haumia e like me nāʻaila hinu ma luna o kaʻili o ka mea kānana.Ma hope o ka hoʻohana ʻana i ka pōʻai kānana wai maʻamau, piʻi ka ukana kūloko, e pohō nā haumia mai ka ʻili i loko, a e piʻi mālie nā pellets.nui, a ma ka manawa like e hoʻonui i ka hohonu hoʻopiha o ka kānana a hiki i ka pau ʻana o ka kānana holoʻokoʻa.
Manaʻo: I ka hana maoli, ʻike pinepine ʻia ke ʻano o ka ea backwash ʻole, ma muli o ka perforation o ka paipu hāʻawi ʻana i ka ea lalo, ka poloka a i ʻole ka pōʻino o ka pāpale kānana kūloko, a i ʻole ka deformation o ka spacing paipu grid.
(2) He liʻiliʻi nā ʻāpana mea kānana ma ka ʻili o ka papa kānana, he liʻiliʻi nā manawa o ka hui ʻana me kekahi i ka wā holoi hope, a liʻiliʻi ka manawa, no laila ʻaʻole maʻalahi ka hoʻomaʻemaʻe.He maʻalahi nā ʻāpana one i hoʻopili ʻia e hana i nā pōpō lepo liʻiliʻi.Ke helu hou ʻia ka papa kānana ma hope o ka holoi ʻana i hope, e komo nā pōpō lepo i ka papa haʻahaʻa o nā mea kānana a neʻe i ka hohonu i ka ulu ʻana o nā pōpō lepo.
(3) Hoʻopaʻa ʻia ka ʻaila i loko o ka wai maka i loko o ka kānana.Ma hope o ka holoi ʻana a me ke koena ʻāpana, e hōʻiliʻili i ka manawa, ʻo ia ke kumu nui e alakaʻi ai i ka paʻakikī o ka mea kānana.Hiki ke hoʻoholo i ka wā e hoʻokō ai i ka holoi ʻana e like me nā ʻano wai o ka wai maka a me nā koi o ka maikaʻi o ka effluent, me ka hoʻohana ʻana i nā pae hoʻohālike e like me ka liʻiliʻi o ke poʻo, ka maikaʻi o ka effluent a i ʻole ka manawa kānana.
ʻO nā kaʻina hana no ka hana kānana a me ka ʻae ʻana
(1) Pono ka ʻae like ʻana ma waena o ka puka wai a me ka pā kānana ʻaʻole ʻoi aku ma mua o 2 mm.
(2) ʻO ka pae a me ka like ʻole o ka pā kānana ʻelua ma lalo o ± 1.5 mm.Hoʻohana ke ʻano o ka pā kānana i ka hana holoʻokoʻa maikaʻi loa.Ke nui ka anawaena o ka cylinder, a i kaupalena ʻia e nā mea maka, ka lawe ʻana, a me nā mea ʻē aʻe, hiki ke hoʻohana ʻia nā splicing ʻelua-lobed.
(3) ʻO ka mālama kūpono o nā ʻāpana hui o ka pā kānana a me ka cylinder he mea koʻikoʻi loa ia no ka loulou backwashing ea.
①I mea e hoʻopau ai i ka radial āpau ma waena o ka pā kānana a me ka cylinder i hana ʻia e nā hewa i ka hana ʻana i ka pā kānana a me ka ʻōwili ʻana o ka cylinder, ua hoʻopili pinepine ʻia ka ʻāpana apo arc ma ka ʻāpana.Pono e wili piha ʻia nā ʻāpana pili.
②ʻO ke ʻano hana o ka hoʻomaʻemaʻe radial o ka paipu waena a me ka pā kānana e like me ka mea i luna.
Manaʻo: ʻO nā ana ma luna e hōʻoia i ka kānana a me ka holoi ʻana i hope e hiki ke kamaʻilio wale ʻia ma o ke āpau ma waena o ka pāpale kānana a i ʻole ka paipu hoʻopau.I ka manawa like, ua hōʻoia ʻia ka hoʻolikelike ʻana o ka holoi ʻana a me ke kānana.
(4) ʻO ka hewa radial o nā puka i hana ʻia ma ka pā kānana he ± 1.5 mm.ʻO ka hoʻonui ʻana i ka nui o ke kūpono ma waena o ke koʻokoʻo alakaʻi o ka pāpale kānana a me ka puka ma o ka pā kānana ʻaʻole kūpono i ka hoʻokomo ʻana a i ʻole ka hoʻopaʻa ʻana o ka pāpale kānana.Pono e hana mechanically ka hana ana o na lua.
(5) ʻO ka mea o ka pāpale kānana, ʻo ka nylon ka mea maikaʻi loa, ukali ʻia e ABS.Ma muli o ka mea kānana i hoʻohui ʻia ma ka ʻaoʻao o luna, ua nui loa ka ukana extrusion ma ka pāpale kānana, a koi ʻia ka ikaika e kiʻekiʻe e pale i ka deformation.E hoʻolako ʻia nā ʻaoʻao pili (luna a me lalo) o ka pāpale kānana a me ka pā kānana me nā pad elastic rubber.
Ka manawa hoʻouna: Iune-20-2022