Hoʻohana ʻia ʻo Polyacrylamide no ka hoʻokaʻawale ʻana a me ka mālama ʻana i ka ua o ka hopena waika

Hoʻopili pinepine ʻia ka pickling me ka passivation. ʻO ka mea maʻamau, pono e hoʻopili ʻia nā mea e pono ai ka pickling, no ka mea, ma hope o ka pickling, ʻaʻole e hana ka ʻili i kahi kiʻi passive, a ʻoi aku ka lahilahi o ka mānoanoa o ke kiʻi passive, no laila ʻaʻohe hopena. Pono e hoʻohui ʻia ke kaʻina hana passivation e hana a hoʻololi i ke kiʻi passivation ma ka ʻili. ʻO ka wai ʻona maʻamau o ka pickling polyacrylamide ka mea maʻamau me ka nitrate, Fu compound, trivalent iron ion, trivalent chromium ion, a me nickel ion. No ka nui o nā kumu hoʻohaumia, paʻakikī ke kāohi.

Hoʻopili ʻia ka wai ʻōpala pickling e ka māka a laila hoʻokomo ʻia i loko o kahi pahu homogenization. ʻO ka maikaʻi o ka wai a me ka nui o ka wai ʻōpala pickling e mālama ʻia i kahi pae paʻa e hōʻoia i ka hana maʻamau o ka neʻe ʻana a me ka ʻōnaehana sedimentation.

I ka pae aʻe, komo ka wai ʻōpala pickling i ka polyacrylamide neutralization reaction tank, a hoʻohui ʻia ka lime e hoʻoponopono i ka waiwai pH. I mea e wehe ai i nā Fu ion mai ka wai ʻino, pono e mālama ʻia ka pH waiwai o ka pahu neutralization ma luna o 10.5. I ka hiki ʻana o ka waiwai pH i 9.5, ua hoʻokumu nā iona metala kaumaha i ka ua wai hydroxide, a ʻo CaF2 a me f ua kahe pū.

Ma muli o ka hoʻohui nui ʻana o ka lime, hana pololei ka ʻāpana insoluble i ka sludge, a hui pū ka ion calcium i hoʻoheheʻe ʻia me ka ion sulfate i loko o ka wai ʻino e hana i ka nui o ka calcium sulfate. Hoʻohui ʻia ka PAM polyacrylamide e hoʻolalelale i ka sedimentation a me ka coagulation, a laila komo ka wai ʻōpala pickling neutralized a precipitated i ka pahu sedimentation no ka hoʻokaʻawale ʻana i ka wai. Hoʻokuʻu ʻia ka wai maʻemaʻe ma o ka pahu sedimentation, a komo ka sediment i loko o ka pahu hoʻopaʻa lepo no ka maloʻo ʻana e hana i ka keke sludge.

Kāhea aku  kekahi o nā mea hana Polyacrylamide nui loa ma Kina, ua hoʻolako ʻo Oubo i ka hoʻolako ʻana i ka  Cationic Polyacrylamide , Anionic Polyacrylamide, a me  Nonionic Po lyacrylamide , loaʻa iā mākou nā mea hana kiʻekiʻe a me nā limahana limahana, e hōʻoiaʻiʻo ana i nā huahana a me nā lawelawe a pau i ka hoʻonohonoho maikaʻi. Ua haki ka mana makahiki o polyacrylamide ma o 50,000 ion ma 2018, a ua hōʻoia ʻia ka ʻōnaehana hoʻokele maikaʻi o Oubo e IS09001: 2008. Kū haʻaheo mākou ma hope o kā mākou huahana.


Ka manawa hoʻouna: Jan-29-2021
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