Hana maʻamau ʻana o nā silos mālama sludge no nā hale hana mālama wai ʻino kahakai

Haʻawina Hihia:

Aia ka hale hana hoʻomaʻemaʻe wai ʻino o ka mea kūʻai aku ma ke kahakai, a aia ka lepo i hana ʻia e ia i loko o ka nui o nā iona chloride (Cl⁻). Ua koi ka mea kūʻai aku i ke kūʻai ʻana i kahi silo lepo.

 

Ka Nānā ʻana i ka Paena:
He ʻino loa ka lepo ma nā wahi kahakai. Hoʻolalelale ʻo Cl⁻ i ka ʻino o nā metala, ʻoi aku ka hopena o ka pala ʻana o ka lua a me ka lua i ke kila kalapona (Q235) a me ke kila kila (304).

 

https://www.hibarmachinery.com/news/Corrosion-resistant-sludge-silo1

 

Ma muli o nā kūlana kikoʻī o ke kahua, ua hoʻopilikino mākou i kahi silo sludge pālua-conical-lalo me ka hoʻohana ʻana i kahi papa kila i uhi ʻia. Ua ʻōwili wela ʻia ka papa, i hana ʻia me kahi papa o loko he 3 mm ka mānoanoa o ke kila kila 316L a me kahi papa o waho he 10 mm ka mānoanoa o ke kila kalapona Q235, e hana ana i kahi papa hui o 13 mm ka mānoanoa holoʻokoʻa.

Hāʻawi kēia papa hui wela i nā pono koʻikoʻi:
(1) ʻOi aku ka maikaʻi o ke kūpaʻa ʻana i ka pala: ʻOi aku ka maikaʻi o ke kūpaʻa ʻana o ke kila kila 316L i ka pala i hoʻoulu ʻia e ka chloride i hoʻohālikelike ʻia me 304 a i ʻole ke kila kalapona maʻamau, e kūpono ai no nā hale hana wai hoʻoneoneo ma nā wahi kahakai.
(2) Hoʻonui ʻia ka hana anti-corrosion: Uhi piha ka papa kila kila o ka papa hui i nā ʻili o loko, e pale ana i ke komo ʻana o ka chloride a me ka corrosion. Hana ʻia nā wili kūloko me ka hoʻohana ʻana i nā koʻokoʻo wili me ke kūpaʻa ʻana i ka corrosion ma mua o 316L, a ʻo ka mālama kūikawā e hōʻoia i ka kūpaʻa maikaʻi loa i ka corrosion ma ka ʻili o loko.
(3) Ikaika kūkulu kiʻekiʻe: Loaʻa i nā papa hui i ʻōwili wela ʻia ka hoʻopili metallurgical (hoʻopili pae molekala), e hāʻawi ana iā lākou i ka ikaika holoʻokoʻa ʻoi aku ma mua o kahi papa 13 mm o ke kila Q235 maʻemaʻe. ʻOi aku ka maikaʻi o lākou ma mua o ka uhi wale ʻana i kahi liner kila kila 3 mm ma luna o kahi papa kila kalapona 10 mm.

 

Ma waena o nā mea hoʻokūkū he nui, ua koho ka mea kūʻai aku i kā mākou hopena, a ua hoʻāpono kā mākou huahana i ka hilinaʻi o ka mea kūʻai aku. Ma hope o ʻehiku mau makahiki o ka hana mai ka lawe ʻana mai, ʻaʻole i loaʻa i ka silo sludge kekahi pilikia, e hōʻike piha ana i ka hilinaʻi o nā papa composite i nā wahi waiwai chloride.

Hōʻike kēia papahana i ka ʻike loea o Haibar ma nā ʻoihana like ʻole—e hoʻopili ana i ka ʻenehana anti-corrosion kiʻekiʻe (nā papa i uhi ʻia) mai ka ʻoihana kemika a i ka ʻenekinia kaiapuni.

 

https://www.hibarmachinery.com/news/Corrosion-resistant-sludge-silo2

 

 


Ka manawa hoʻouna: Iulai-07-2025

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