CHICHAINA

  • Supu yotsukira

Kugwiritsa ntchito

Supu yotsukira

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Zeolite

Makampani opanga zotsukira ndi gawo lalikulu kwambiri logwiritsa ntchito zeolite yopangidwa. M'zaka za m'ma 1970, chilengedwe chinachepa chifukwa kugwiritsa ntchito sodium triphosphate kunaipitsa kwambiri madzi. Chifukwa cha zofunikira zoteteza chilengedwe, anthu anayamba kufunafuna zida zina zotsukira. Pambuyo potsimikizira, zeolite yopangidwa ili ndi mphamvu yamphamvu ya chelation ya Ca2+, ndipo imapanganso mvula pamodzi ndi dothi losasungunuka, zomwe zimapangitsa kuti ichotsedwe. Kapangidwe kake ndi kofanana ndi nthaka, palibe kuipitsa chilengedwe, komanso kali ndi ubwino wa "palibe poizoni woopsa kapena wokhalitsa, palibe kupotoza, palibe khansa, komanso palibe kuvulaza thanzi la anthu".

Phulusa la Soda

Asanapange soda phulusa lopangidwa ndi anthu, zinapezeka kuti pambuyo poti madzi a m'nyanja akuuma, phulusa loyaka limakhala ndi alkali, ndipo limatha kunyowa m'madzi otentha kuti lisambidwe. Ntchito ya soda mu ufa wochapira ndi iyi:
1. Phulusa la soda limagwira ntchito yotetezera. Potsuka, soda imapanga sodium silica yokhala ndi zinthu zina, sodium silicate singasinthe pH ya yankho, zomwe zimapangitsa kuti sopo akhale ndi mphamvu yotetezera, komanso imatha kusunga kuchuluka kwa alkaline mu sopo, kotero imathanso kuchepetsa kuchuluka kwa sopo.

2. Mphamvu ya soda ash ingapangitse kuti thovu likhale lolimba komanso lolimba, ndipo asidi wa siliceous acid m'madzi amatha kupititsa patsogolo mphamvu ya ufa wotsuka.
3. Phulusa la soda mu ufa wotsuka, limakhala ndi chitetezo china pa nsalu.

4. Zotsatira za soda ash pa makhalidwe a zamkati ndi ufa wochapira. Sodium silicate imatha kusintha kusinthasintha kwa slurry, komanso imatha kuwonjezera mphamvu ya tinthu ta ufa wochapira, kulola kuti ukhale wofanana komanso woyenda bwino, kukonza kusungunuka kwa chinthu chomalizidwa, ndikuyika zipolopolo za ufa wochapira.

5. Phulusa la soda limagwira ntchito yoletsa dzimbiri, sodium silicate imatha kuteteza phosphate ndi zinthu zina pa zitsulo, komanso kuteteza mwanjira ina.

6. Ndi mphamvu ya sodium carbonate, sodium carbonate yake yokhala ndi kufewetsa chifuwa imasonyeza madzi olimba, omwe amatha kuchotsa mchere wa magnesium m'madzi.

Kuchotsa fungo loipa

Njira yolekanitsira mafuta ndi madzi imagwiritsa ntchito zinthu zomwe sizingawononge mafuta kuti itenge mafuta osungunuka ndi zinthu zina zachilengedwe zomwe zasungunuka m'madzi otayidwa. Zinthu zomwe zimagwiritsidwa ntchito kwambiri poyamwa mafuta ndi carbon yomwe imayamwa mafuta omwazikana, mafuta osungunuka ndi mafuta osungunuka m'madzi otayidwa. Chifukwa cha mphamvu yochepa yoyamwa ya carbon yoyambitsidwa (nthawi zambiri 30~80mg/g)), yokwera mtengo komanso yovuta kubwezeretsanso, ndipo nthawi zambiri imagwiritsidwa ntchito ngati gawo lomaliza lochizira madzi otayidwa ndi mafuta, kuchuluka kwa mafuta otayidwa kumatha kuchepetsedwa kufika pa 0.1~0.2mg/L. [6]

Popeza kaboni wopangidwa ndi activated umafuna madzi ambiri asanakonzedwe komanso kaboni wopangidwa ndi activated wokwera mtengo, kaboni wopangidwa ndi activated umagwiritsidwa ntchito makamaka kuchotsa zonyansa zochepa m'madzi otayidwa kuti ukwaniritse cholinga choyeretsa kwambiri.


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