PolyDADMAC, ine zita rayo rakazara rekuti polydimethyldiallylammonium chloride, ipolymer inonyungudika mumvura inoshandiswa zvakanyanya mukurapa mvura. Nekuda kwehuwandu hwayo hwakasiyana hwe cationic charge uye kunyungudika kwayo kwakanyanya kwemvura, PolyDADMAC i coagulant inoshanda zvakanaka inogona kubvisa turbidity, ruvara nezvimwe tsvina mumvura. Zvisinei, mukushandiswa kwayo, inowanzoshandiswa senzira yekubvisa tsvina.flocculantpamwe chete nezvimwe zvinobatanidza mvura kuti zvibate tsvina yemumaindasitiri.
Hunhu uye maitiro ekuita kwePolyDADMAC
PolyDADMAC inokurumidza kusveta nekuunganidza zvinhu zvakanyungudutswa zvecolloidal zvine charge yakaipa uye zvinhu zvakanyungudutswa mumvura nekuda kwehuwandu hwayo hwe cationic charge. Maitiro ayo ekushanda anonyanya kuenderana nekukwezvana kwemagetsi, izvo zvinoita kuti zvinhu zvidiki izvi zviungane kuita zvinhu zvikuru, kuitira kuti zvikwanise kubviswa zvinobudirira panguva yekunaya kwemvura kana kusefa.
Nzira yekufambisa yePolyDADMAC
Kuyerera kweropa (flocculation) ndeimwe yematanho ekugwamba kweropa. Izvi zvinoreva maitiro ayo
"Maruva madiki eAlum" anoumbwa panguva yekuonda anoumba maflocs ane zvidimbu zvakakura kuburikidza nekunyungudutswa, kudzikamiswa kwemagetsi, kuvharidzirwa uye kubatwa kweneti.
Muindasitiri yekuchenesa mvura, kunyungudutsa mvura uye kudzikamisa magetsi zvinoiswa muchikamu chekudzivirira kuvharika kwemvura, nepo kuvharika kwemvura nekubata mvura zvinoiswa muchikamu chekudzivirira kuvharika kwemvura. Makemikari akafanana anonzi macoagulants uye maflocculants zvakateerana.
Zvinotendwa kuti PolyDADMAC ine nzira nhatu dzekushanda: adsorption, electrical neutralization uye bridging. Dzekutanga mbiri ndidzo huru. Ndosaka PolyDADMAC ichinzi coagulants. Zvisinei, vanhu vazhinji vanoona coagulation uye flocculation senzira imwe chete, saka PolyDADMAC inonziwo flocculant.
Mukugadzirisa mvura, PolyDADMAC inonyanya kushandiswa se flocculant yekuvandudza kunaka kwemvura. Kunyanya, boka remunyu re cationic quaternary ammonium rePolyDADMAC rinogona kugadzira kukwezvana kwemagetsi ne anionic suspended particles kana colloidal particles mumvura, zvichikonzera kusasimba, zvichigadzira flocs yezvikamu zvikuru uye kuzvigadzika. Maflocs aya anoongororwa panguva yekusefa kana kusefa kunotevera kuti achenese kunaka kwemvura.
Mabhenefiti ePolyDADMAC
Zvichienzaniswa nemidziyo yemhando yepamusoro (alum, PAC, nezvimwewo), PolyDADMAC ine zvinotevera zvakakosha:
Inoshanda: PolyDADMAC inogona kubvisa tsvina mumvura nekukurumidza uye kuvandudza kunaka kwemvura.
Zviri nyore kushandisa: Kushandiswa kwayo kuri nyore, ingoiwedzera mumamiriro ezvinhu akakodzera.
Kugara kwenguva refu: PolyDADMAC ine kugadzikana kwakanaka uye haiputsike nyore nyore sepolyacrylamide.
Kushanda kwakasimba kweflocculation: Boka remunyu re cationic quaternary ammonium rinopa PDMDAAC kugona kwakasimba kweflocculation, nokudaro richibata zvinobudirira mhando dzakasiyana dzemvura;
Kuramba munyu zvakanaka, kuramba acid ne alkali: PDMDAAC yakakodzera mamiriro emvura akaomarara, uye ichiri kushanda zvakanaka pasi pemunyu wakawanda, acid kana alkali;
Mutengo wakaderera: PolyDADMAC ine simba guru rekufambisa mvura uye ine dose shoma, izvo zvinogona kuderedza mari yekurapa mvura.
Dongo diki: PolyDADMAC inogadzira dongo shoma pane inorganic coagulants uye flocculants uye inochengetedza mari yekugadzirisa mushure mekugadzirisa.
Chiyero chePolyDADMAC uye matanho ekudzivirira
Pakushandisa PolyDADMAC, nzira dzekushandisa dzinofanira kuteverwa zvakasimba kuti pave nemhedzisiro yakanaka yekurapa uye kudzivirira migumisiro yakaipa. Kazhinji, mushure mekuwedzera maflocculants akadai sepolyaluminium chloride, PolyDADMAC inowedzerwa kuti iwane mhedzisiro yakanaka yekuvhara. Pamusoro pezvo, chiyero chinofanira kugadziriswa zvakakodzera zvichienderana nehunhu hwemvura uye zvinodiwa pakurapa. Chiyero chakakodzera chinogona kutsanangurwa nekuongororwa kwejagi.
Zvese muzvese,PolyDADMACine basa rakakosha mukurapa mvura. Kunzwisisa kwakadzama hunhu hwayo uye mashandisirwo ayo kuchabatsira kushandisa chigadzirwa ichi zvinobudirira kuvandudza kunaka kwemvura nekuchengetedza nharaunda.
Nguva yekutumira: Mbudzi-14-2024