Kwayoyin sievesAna amfani da su sosai a cikin masana'antar sinadarai da masana'antar petrochemical don matakai daban-daban na rabuwa da tsarkakewa. Ɗaya daga cikin mahimman aikace-aikacen su shine a cikin tsarkakewar iskar hydrogen. Ana amfani da hydrogen a matsayin abincin abinci a cikin matakai daban-daban na masana'antu, kamar samar da ammonia, methanol, da sauran sinadarai. Duk da haka, hydrogen da ake samarwa ta hanyoyi daban-daban ba koyaushe yana da tsabta don waɗannan aikace-aikace, kuma yana buƙatar tsaftacewa don cire datti kamar ruwa, carbon dioxide, da sauran iskar gas. Siffofin kwayoyin halitta suna da tasiri sosai wajen kawar da waɗannan ƙazanta daga magudanan iskar hydrogen.
Sives na kwayoyin halitta kayan ne masu yumbu waɗanda ke da ikon zaɓin haɗa kwayoyin halitta dangane da girmansu da siffarsu. Sun ƙunshi tsarin ramukan ramuka ko ramukan da ke da girma da siffa iri ɗaya, wanda ke ba su damar zaɓar ƙwayoyin ƙwayoyin da suka dace da waɗannan kogon. Girman cavities za a iya sarrafawa a lokacin da ake kira sieve kwayoyin halitta, wanda ya sa ya yiwu a daidaita kaddarorin su don takamaiman aikace-aikace.
A cikin yanayin tsarkakewar hydrogen, ana amfani da sieves na ƙwayoyin cuta don zaɓar ruwa da sauran ƙazanta daga rafin hydrogen gas. Sive na kwayoyin halitta yana shayar da kwayoyin ruwa da sauran datti, yayin da yake barin kwayoyin hydrogen su wuce. Za a iya dear da ƙazantattun ƙazantattun abubuwan da ke daɗaɗawa daga magudanar kwayoyin ta hanyar dumama shi ko kuma ta hanyar wanke shi da ruwan iskar gas.
Mafi yawan amfanisieve kwayoyindon tsarkakewar hydrogen wani nau'in zeolite ne da ake kira 3A zeolite. Wannan zeolite yana da girman pore na angstroms 3, wanda ke ba shi damar zaɓar ruwa da sauran ƙazanta waɗanda ke da girman kwayar halitta fiye da hydrogen. Har ila yau, yana da zaɓi sosai ga ruwa, wanda ya sa ya yi tasiri sosai wajen cire ruwa daga rafin hydrogen. Sauran nau'ikan zeolites, irin su 4A da 5A zeolites, ana iya amfani da su don tsarkakewar hydrogen, amma ba su da zaɓi ga ruwa kuma suna iya buƙatar yanayin zafi ko matsa lamba don lalata.
A ƙarshe, sieves na kwayoyin suna da tasiri sosai a cikin tsarkakewar iskar hydrogen. Ana amfani da su sosai a cikin masana'antun sinadarai da petrochemical don samar da iskar hydrogen mai tsafta don aikace-aikace daban-daban. Zeolite na 3A shine mafi yawan amfani da simintin kwayoyin don tsarkakewar hydrogen, amma sauran nau'ikan zeolites kuma ana iya amfani da su dangane da takamaiman bukatun aikace-aikacen.
Baya ga zeolites, sauran nau'ikan sieves na kwayoyin halitta, kamar carbon da aka kunna da silica gel, ana iya amfani da su don tsarkakewar hydrogen. Wadannan kayan suna da babban yanki mai girma da kuma ƙarar rami mai girma, wanda ya sa su yi tasiri sosai wajen yada ƙazanta daga rafukan gas. Koyaya, ba su da zaɓi fiye da zeolites kuma suna iya buƙatar yanayin zafi mafi girma ko matsa lamba don sabuntawa.
Baya ga tsarkakewar hydrogen.kwayoyin sievesHakanan ana amfani da su a cikin wasu aikace-aikacen rabuwar gas da tsarkakewa. Ana amfani da su don cire danshi da ƙazanta daga iska, nitrogen, da sauran magudanan iskar gas. Ana kuma amfani da su don ware iskar gas dangane da girman kwayoyin halittarsu, kamar yadda ake raba iskar oxygen da nitrogen da iska, da kuma raba sinadarin hydrocarbons da iskar gas.
Gabaɗaya, sieves na ƙwayoyin cuta kayan aiki iri-iri ne waɗanda ke da fa'idodi da yawa a cikin masana'antun sinadarai da petrochemical. Suna da mahimmanci don samar da iskar gas mai tsabta, kuma suna ba da fa'idodi da yawa akan hanyoyin rabuwa na gargajiya, kamar ƙarancin amfani da makamashi, zaɓi mai yawa, da sauƙin aiki. Tare da karuwar bukatar iskar gas mai tsabta a cikin matakai daban-daban na masana'antu, ana sa ran yin amfani da sieves na kwayoyin zai yi girma a nan gaba.
Lokacin aikawa: Afrilu-17-2023