2.3 Na'urar Busar da Iskar Gas ta Ciyarwa
1) Bayanin tsari
Iskar gas da aka lalata ta shiga cikin iskar gas na'urar busar da iskar gas ta ciyarNa'urar tana amfani da fasahar shaƙar zafin jiki don raba da tsarkake iskar gas. Fasahar shaƙar zafin jiki ta dogara ne akan shaƙar zahiri ta ƙwayoyin iskar gas a saman ciki na mai shaƙar (abu mai laushi mai ramuka), kuma shaƙar iskar gas ɗin ta mai shaƙar ana amfani da shi. Siffar cewa ƙarfin yana bambanta da zafin shaƙar da matsin lamba. A ƙarƙashin yanayin da mai shaƙar ya zaɓi ya shaƙar sassa daban-daban na iskar gas, wasu sassa a cikin iskar gas ɗin da aka gauraya ana shaƙar su a ƙananan zafin jiki da matsin lamba mai yawa, kuma sassan da ba a shaƙar ba suna gudana ta cikin layin mai shaƙar., sassan da aka shaƙar suna shaƙar a babban zafin jiki da ƙaramin matsin lamba don shaƙar zafin jiki mai sauƙi da babban matsin lamba mai zuwa, kuma ana iya amfani da hasumiyoyin shaƙar iska da yawa don cimma manufar raba iskar gas mai ci gaba.
Na'urar busar da iskar gas da kuma cire sinadarin hydrocarbon mai yawa tana da na'urori masu ɗaukar iska guda uku don canza aiki, ɗaya don shaƙa, ɗaya don hura iska mai sanyi, ɗayan kuma don sake farfaɗo da dumama.
Iskar gas da ke fitowa daga na'urar cire sinadarin acid ta shiga saman mai sha, kuma bayan an cire danshi ta hanyar amfani da sieve na kwayoyin halitta, sai ta fito daga ƙasan mai sha. Bayan bushewar iskar gas, iskar gas ta shiga hasumiyar cire sinadarin mercury.
Na'urar busar da iskar gas ɗin abinci tana amfani da ƙaramin adadin iskar gas ɗin abinci a matsayin hanyar busar da sanyi da sake farfaɗowa. Bayan iskar gas ɗin mai farfaɗowa ta bar hasumiyar shaƙar iska, ana sanyaya ta a raba ta sannan a mayar da ita zuwa mashigar hasumiyar busarwa a yanayin shaƙar iska.
Iskar gas ta sake farfadowa ta fara ratsa ta cikin mai sanyaya iska daga sama zuwa ƙasa, sannan a dumama iskar gas ta sake farfadowa zuwa zafin sake farfadowa na 180-260 ℃ ta hanyar hita mai sake farfadowa, sannan ta shiga daga ƙasan mai sanyaya iska don shanye ruwan da mai sanyaya iskar ke sha. Iskar gas ta sake farfadowa tana fitowa daga saman na'urar busar da iskar gas, kuma bayan sanyaya iskar gas ta sanyaya ta, sai ta shiga cikin mai raba iskar gas ta sake farfadowa, sannan ruwan da ke cikinta ya rabu ya koma ƙarshen gaban mai sanyaya iskar.
Bayan wucewa ta wannan na'urar, ruwan da ke cikin busasshiyar iskar gas ɗin ya kai ≤1ppm.
Babban kayan aiki shine hasumiyar shaye-shaye, hita mai sabuntawa, mai sanyaya iskar gas mai sabuntawa da kuma mai raba iskar gas mai sabuntawa.
2) Sigogi na ƙira
Ciyar da iskar gas aiki iya aiki:10 × 10 4 Nm 3 /d
Matsin aiki: 5.2 Mpa.G
Zafin sha: 40 ℃
Zafin farfadowa: 180 ℃ ~260 ℃
Tushen zafi mai sabuntawa: dumama mai canja wurin zafi
Abubuwan da ke cikin H2O a cikin iskar gas mai tsabta shine ≤ 1ppm
2.4 Na'urar cire sinadarin mercury daga iskar gas mai ciyarwa
1) Bayanin tsari
Iskar gas bayan an cire sinadarin hydrocarbons mai nauyi, sai ta fara shiga cikin mai karɓar carbon da aka kunna wanda aka sanya masa sinadarin sulfur. Mercury yana amsawa da sinadarin sulfur akan sinadarin carbon da aka kunna wanda aka sanya masa sinadarin sulfur don samar da sinadarin mercury sulfide, wanda ake sha a kan sinadarin carbon da aka kunna don cimma manufar cire sinadarin mercury. Yawan sinadarin mercury na iskar gas da ke fitowa daga sinadarin mercury bai kai 0.01μg/Nm3 ba.
An saita na'urar cire Mercury, kuma ana maye gurbin carbon da aka kunna da sulfur bisa ga yanayin ganowa.
Iskar gas da aka cire daga jiki tana shiga cikin na'urar tacewa.
2) Sigogi na ƙira
Ciyar da iskar gas aiki iya aiki:10 × 10 4 Nm 3 /d
Matsin aiki: 5.0Mpa.G
Zafin sha: 40 ℃
Yawan Hg a cikin iskar gas mai tsafta shine ≤ 0.01μg/Nm 3
3) Faɗin daidaitawa: 50% ~ 110%.
2.5 Na'urar Tacewa ta Gas ta Ciyarwa
1) Bayanin tsari
Na'urar tacewa tana da matattara, wacce za a iya canzawa da amfani da ita bisa ga bayanan juriya don cimma manufar tace sieve na kwayoyin halitta da ƙurar carbon da aka kunna.
Bayan cire ƙurar, ƙurar da ke cikin iskar gas ɗin abinci ba ta wuce 10 μm ba.
Babban kayan aiki shine matatar ƙura.
Ciyar da iskar gas aiki iya aiki:10 × 10 4 Nm 3 /d
2) Sigogi na ƙira
Matsin aiki: 5Mpa.G
Yawan ƙurar da ke cikin iskar gas mai tsafta shine ≤ 5μm
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