Tsarin Tsarkakewar Iskar Gas na Halitta Desulphurization na kwayoyin halitta

Tare da ci gaban al'ummarmu, muna ba da shawarar samar da makamashi mai tsafta, don haka buƙatar iskar gas a matsayin makamashi mai tsafta yana ƙaruwa. Duk da haka, a cikin tsarin amfani da iskar gas, rijiyoyin gas da yawa galibi suna ɗauke da sinadarin hydrogen sulfide, wanda zai haifar da tsatsa na kayan aiki da bututun mai, gurɓata muhalli da kuma sanya lafiyar ɗan adam cikin haɗari. Tare da ci gaban kimiyya da fasaha, amfani da fasahar rage iskar gas mai yawa ya magance waɗannan matsalolin, amma a lokaci guda, farashin tsarkake iskar gas da magani ya ƙaru daidai gwargwado.

Tsarin cire sulfurization na ƙwayoyin halitta (wanda kuma ake kira desulfurization) skid, wanda kuma ake kira molecular sieve sweeting skid, muhimmin abu ne a cikin aikin tsarkake iskar gas ko aikin sanyaya iskar gas.

Sifet ɗin ƙwayoyin halitta wani lu'ulu'u ne na ƙarfe mai alkali wanda ke da tsarin kwarangwal da kuma tsarin microporous iri ɗaya. Yana da mai sha mai kyau tare da kyakkyawan aiki, ƙarfin sha mai yawa da zaɓin sha. Da farko, akwai tashoshi da yawa waɗanda ke da girman ramuka iri ɗaya da ramuka da aka shirya da kyau a cikin tsarin sifet ɗin ƙwayoyin halitta, wanda ba wai kawai yana ba da babban yanki na saman ba, har ma yana iyakance shigar ƙwayoyin da suka fi ramuka girma; Na biyu, saman sifet ɗin ƙwayoyin halitta yana da babban polarity saboda halayen layin ionic, don haka yana da babban ƙarfin sha don ƙwayoyin da ba su cika ba, ƙwayoyin pola da ƙwayoyin polarisable. Ruwa da hydrogen sulfide ƙwayoyin polaris ne, kuma diamita na ƙwayoyin halitta ya fi ƙanƙanta da diamita na sifet ɗin ƙwayoyin halitta. Lokacin da iskar gas mai ɗauke da ruwan ganowa ta ratsa ta gadon sifet ɗin ƙwayoyin halitta a zafin ɗaki, ana shanye ruwan ganowa da hydrogen sulfide, Don haka, abubuwan da ke cikin ruwa da hydrogen sulfide a cikin iskar abinci suna raguwa, kuma an cimma manufar bushewa da desulfurization. Tsarin shaye-shaye na sieve na kwayoyin halitta ya haɗa da shaye-shaye na capillary da shaye-shaye na zahiri wanda ƙarfin van der Waals ke haifarwa. A cewar lissafin Kelvin, shaye-shaye na capillary yana raguwa tare da ƙaruwar zafin jiki, yayin da shaye-shaye na zahiri tsari ne na exothermic, kuma shaye-shayensa yana raguwa tare da ƙaruwar zafin jiki kuma yana ƙaruwa tare da ƙaruwar matsin lamba; Saboda haka, tsarin shaye-shaye na sieve na kwayoyin yawanci ana yin sa ne a ƙananan zafin jiki da babban matsin lamba, yayin da ake yin sake fasalin nazari a babban zafin jiki da raguwar matsin lamba. A ƙarƙashin aikin iskar gas mai zafi, mai tsabta da ƙarancin matsin lamba, mai shaye-shaye na sieve na kwayoyin halitta yana sakin adsorbate a cikin micropore zuwa cikin kwararar iskar gas mai sabuntawa har sai adadin adsorbate a cikin mai shaye-shaye ya kai matakin ƙasa. Hakanan yana da ikon shaye-shaye ruwa da hydrogen sulfide daga iskar gas, yana fahimtar tsarin sake farfaɗowa da sake farfaɗo da sieve.

Babban jerin saitunan na'urar desulfurization

Jerin tsarin tebur na na'urar desulfurization ta kwayoyin halitta

An bayyana babban kayan aikin kamar haka.

Lura: 1. Jerin kayan aikin babban tsari ya yi daidai da tsarin PID

2. Za a bayar da jerin kayayyakin gyara da za a yi amfani da su wajen aiki da kuma na tsawon shekaru 2 a cikin wata takarda.

3. Ma'aunin haɗin waje na na'urar shine flange na gost, kuma ana samar da gaskets da manne a iyakar tankin ajiya da kayan aiki;

4. Bayanan fasaha na kayan aikin da aka bayyana a cikin wannan Annex za su dogara ne akan ƙirar ƙarshe.