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Jikinsa Daidai Gas Daban naman sufur
Menene gas desulfurization?
Kwayoyin gas sulfur bincika aiki na hannun zabi'iyar da suka yi amfani da kwayoyin kwayoyin sulfur. Wata tsarin daidai ya yi amfani da kwayoyin Flue Gas Desulfurization (FGD) a cikin kawo masu watsa turban da sukarar gabatarwa, dai dai a kwayoya kwayoyin sulfur kuma suna ba su sami daga wannan yanzu ba suke yi amfani da gabatarwa. Wet scrubbing, dry cleaning, da fluidized bed combustion shirye ne aikin daidai na kwayoyin wannan kwayoyin ta kasance. Rubutun bincika ne kwayoyin gas sulfur ne aikin daidai na kwayoyin da suka yi amfani da suka sami wadannan sukarar hawan ido, kuma ya yi amfani da kwayoyin rainin asid da suka sami wadannan sukarar hawan labari.
Kunshin Sulfur Tsohon Daga Ruwa Industrial
Tsohon daga ruwa industrial ya kawo cikakken sunan kunshin sulfur to, yanzu ta sulfur dioxide (SO₂), hydrogen sulfide (H₂S), da masu sulfur. Kunshinaiyin haka ya taimako daga cikakken industries, shugaban rubutu, refining, da sectors manufacturing to kamar cement, paper, da steel production. Babban Environmental Protection Agency (EPA), sulfur dioxide toke domin kawannen tsarin gaba, daga cika millions of tonnes an taima duniya. An kawo wannan tsohon daga ruwa a kanar global, kuma domin wannan wani kwayoyi a kanar nations industrialized a kawo environmental quality da sabon hannu.
Rubutu da Sabon Hannu na Tsohon Sulfur
Kunshin sufur a cikin wani daidai suka gabata masu kewaye da masu sauka. Cikin kewaye, suka yi shirin daga wannan ga acid rain, ya kaɗa daidai suka gabata masu ecosystem, quality tsohuwa, da idoƙi mai shawo. Cikin sauka, kula na kunshin sufur suka sani aikin gishiri da daidai mai saukar kwayoyi. A cikin World Health Organization (WHO), kula na kunshi ne a matsayi asthma da bronchitis, ya kawo importance daidai aiki daidai control. Aikin daidai na kunshi na wannan suka sami importance cikin yanzu don samun rubutu, ya kamata masu kewaye da sauka.
Kimiyar Gas Daban naman sufur Tatsuniya
Rubutu na Alkaline Reagents (Limestone, Lime, and Trona)
Kullumai daidai, mai shi a cikin kallashi, lime, wannan trona, ya soya rubutu mai tsarin daga SO2 acid (SO2) don yanzuwa daga cikin process desulfurization. Wannan suna suka yi tabbatar chemical don saita da kula SO2 daga emissions industrial. Kallashi, don gaskiya, ya reɓe da sulfur dioxide don yi calcium sulfite da maiwa, don hanyar kula concentration ta SO2 da aka samun daga cikin atmosfa. Lime, don gaskiya, ya gabatar da reactions don samun result na calcium sulfite ko calcium sulfate, don mutum ne process conditions. Rubutu na hannun wannan kullumai don kula SO2 ya kamata considerable, da system suka samun removal rates da aka samun 95%, don wannan kasa da methods mai dry and wet scrubbing, suka samun wide employed daga cikin applications industrial mai coal-fired power plants.
Tsunatsi da Base Reactions don SO2 Capture
Tsunayin acid-base ya ci gaba daga kewaye wannan aikin daidai gas desulfurization. Daga cikin desulfurization, sulfur dioxide ya fi na alkaline reagents a cikin tsunayin suna SO2 + CaCO3 → CaSO3 + CO2, yana baya SO2 daya warware compound shi ne. Wannan tsunayin ya yi amfani da hanyar daidai a cikin baya SO2, an yi wuce da污染物 gasshi ne daga cikin formuwar solid daya suka iya samu shi aiki kuma rubuta. An yi amfani da condition tsuntsuwa, mai shugaban temperature kuma concentration reagent, industries suka iya yi amfani daidai a cikin desulfurization outcomes. A matsayi, tsunayin acid-base daidai suka yi amfani da hanyar daidai a cikin baya sulfur dioxide capture rates, ya yi masu aiki da chemical precision a cikin strategies management environmental.
Yiwuwa na Byproducts (Gypsum, Calcium Sulfite)
A lokacin desulfurization na gas, ana samar da samfurori masu mahimmanci kamar gypsum da calcium sulfite. Gypsum, wanda ake kira calcium sulfate, abu ne mai amfani sosai a gine-gine, musamman wajen yin allon gypsum da siminti. Calcium sulfite, wani abu ne da ake samu a yawancin lokaci, ana iya yin amfani da shi a wasu masana'antu. Ko da yake waɗannan abubuwa suna da amfani, suna da lahani ga mahalli kuma suna bukatar a kula da su sosai. Bincike ya nuna cewa yin amfani da su yadda ya dace yana da muhimmanci don hana gurɓata muhalli da ƙazamin abu mai ƙanshi yake jawowa. Bugu da kari, rungumar ayyuka masu dorewa don amfani da kayayyakin da ake amfani da su na iya rage tasirin muhalli yayin samar da fa'idodi na tattalin arziki ta hanyar dawo da albarkatu da sake amfani da su.
Tsarin FGD mai rigar: Tsarin da Inganci
Tsarin Gwanin Gwanin Gwanin Gwanin Gwanin
Kasa na wet Flue Gas Desulfurization (FGD) an yi aikin kewaye daidai ga kasance SO2 yadda an samu a cikin mekanizam sunda limestone slurry. Daga cikin wannan, misalai na limestone na water ya shigar da slurry, ya sami mai rubutu mai tsarin SO2 daga gas na flue yadda an samu a cikin neutralize gas na addinkaci domin kwayancin kimiya. Domin gas na flue ya so da slurry, sulfur dioxide ya bincika da calcium carbonate daga limestone, ya faru calcium sulfite. Wannan kwayancin kimiya ya sami mai rubutu mai kasance SO2 da ya fadi aiki na compliance don hukucin hadarci. Don zubuwa aikin, data ya magana wannan suna wet FGD systems suna ike SO2 removal up to 95%, ya fiema wani aikin suka sami daidai don samun kasashen hadarci.
Tashe Spray Tower da Aikin Absorption
Kula naɗe suna a cikin rubutu FGD, yana fiye a cikin samfuri da kuma aikawaƙe wannan wani a cikin samfuri gas-liquid. Samfuri mai amfani da suka yi shirya ne noozil ta iya taimaka sabon gida jikiwaɗa wannan wani a cikin droplets, aikawaƙe masu hada daga zuciya da aka sami aiki don SO2. Wannan wani samfuri mai amfani da suka yi shirya ne size droplet da gas residence time; droplets kawai keɓe aikawaƙe aiki kimakon kimiya, da residence times tallожет keɓe aikawaƙe samfuri gas. Kasar kasance suka yi amfani da suka yi shirya ne kula naɗe suna a cikin rubutu FGD samfuri mai amfani da suka yi shirya ne absorption rates a cikin 90%, aikin samfuri mai amfani da suka yi shirya ne success a cikin implementations FGD.
Tashe: Management Mai Sharhada da Koshin
Sai daidai, systema FGD wataka kasance kuma cikin aiki daidai wa kin duniya na wannan labari. Aiki daidai daidai ga wannan systema na sauran ruwa mai tsarin gida, ya ne labari hanyar wanda suka yi amfani da systema taimakon daidai don soya kasance. Kamar shi ne, tsarin gasin wataka kasance na asidi kuma na wataka kasance ya gabatar da komponanin systema, ya yi samun bayan aiki daidai kuma yana iya yi kasance systema. Statistikin ya faruwar da kasance kuma wannan rayuwa ya yi amfani da 30%, ya kamata wannan labari aiki daidai don samun kasance kuma wannan rayuwa. Don samun wannan labari, ya ne kashewar important don aiki daidai daidai daidai.
Tecnojiji FGD Dry na Semi-Dry
Kimiyan SDA (Spray Dry Absorption)
Kunshi daidai na kwayoyi suna aiki da aka yi daga tekkaloli flue gas desulfurization (FGD) don kewaye sulfur dioxide (SO₂) daga shirin. A cikin aikinsu, yadda adduniya ta fiye masace alkaline sorbent daga babban rayuwar flue gas, inaka samu SO₂, yayi amfani da idon guda da aka yiwa mai tsarin. Sunan labarar SDA tare da wata aikin wet tradishonal ne wannan kamar rubutu a kanƙafin da kuma water usage na kawai. An baya a cikin wannan, ya kamata SDA a matsayi mai amfani da aka yiwa water conservation. Gaskiya na jini ya kasance wannan system SDA zai iya yi amfani da 90% SO₂ removal efficiency, ya kamata wannan a matsayi mai amfani da wet FGD systems.
Bayanaijima Direct Sorbent
Za'a yin shirye ta duniya a cikin rubutu mai amfani da makammaci alkalin jaddai a cikin flue gas. Suna suna yi daba daidai a cikin paramita operation don kula wannan za'a amfani da sabon ruwa na preparation da handling. Suna daidai ne ya kamata cost-effective da flexible, amfani da wani haifuwa da ke nuna a cikin tsarin kasance da masu shirya. Wannan zuwa suna yi kewaye a cikin samun SO₂ jaddai, da data ya baya gaskiya da 75% kula a cikin kasance. Sabon operational adaptability suna yi kewaye a cikin labarar manyan industries ake son saukar da standardan hawan haduwa strict don kula expenditures.
Fadama Na Zero-Liquid Discharge
Zero-liquid discharge (ZLD) ya ci gaba a cikin teknoloji FGD, an yi kawai da aka zo za'a ake samun rai na wani ayyuka. Babban fadiyar ZLD binciken daidai, mai amfani da hanyar saukar rubutu da kusheƙwar tare da suka gabatar. An yi ZLD mutumayya ake samun kasance da aka zo za'a ake samun rubutu na wani ayyuka, don kuma ake samun rubutu na babbarwa, dai dai ya kamata masu kashewa daidai a cikin wani sabon gida. Bayanin kasance ake zama daidai yana samun kasance da aka zo za'a ake samun rubutu, don hanyar samun kasance da ido, ya same suna daidai a matsayin kasance da ido da amfani da hanyar samun kasance da ido a cikin labari da aka samun kasance da ido a cikin labari da aka samun kasance da ido.
Hanyar Labari da Sabunta
Rubutun EPA don Tuniyoyi SO2
Jikin Aiki da Safin Harshe (EPA), suna ne yadda kawai na duniya a cikin rubutu masu sauran SO2 don samun harshe da wani haifuwa mai tsarin daidai. Waniƙan EPA suna ne shugaban sauran masu saura, ya kamata daidai da yanar gaskiya daidai don industries. Yanayi na gabatarwa don industries ba da aka yi amfani da tekkalolin desulfurization, implemente monitoring systems, da adabinsa ne ta sauran masu saura. Matakan da, amfani da tekkalolin flue gas desulfurization (FGD) suna ne wadannan halilin kasance don samun wani haifuwa daidai don sauran masu saura. Data na gabatarwa jiran, industries don aka yi amfani da tekkalin desulfurization mai kewayyoyin suna ne sauran masu saura SO2, don samun standard na EPA.
Saitunan Global (Kyoto Protocol, Paris Accord)
Tunaniyar gudanar a cikin yamaddun da Kyoto Protocol da Paris Accord ya kawo shirin aiki don tsaye masu watsa sulfur a cikin hanyoyi duniya. Wannan tunaniya ne shirin gwadabawa don rubutuwa jima'a, an yi amfani da wannan aiki na ke tabbatar daidai don hanyarƙwata daidai a ceke daidai a wucewar masu watsa emissions. Kyoto Protocol ya kawo amfani da idashin talaka daidai don watsa emissions, samanin Paris Accord ya gabata don binciken hanyar maras taushe a cikin safinsafin limitiyar halilu, an yi amfani da idashin talaka daidai don watsa SO2 emissions. An yi amfani da wannan hanyar daidai, an kawo bayyana daidai don hanyar masu watsa emissions, an kawo amfani da wannan tunaniya, an yi amfani da idashin talaka daidai don rubutuwa jima'a.
Rubutuwa FGD don Watsa Kashi Mafi
Takaddumi daidaita gasan flue (FGD) suna kari a cikin labarar rain jiki, an yi daga emissions industrial a ce sulfur dioxide. Rain jiki a yi lokacin shi a wannan lokacin a cika gasan sulfur dai dai ya samfara da moisture a cikin atmosphera, an yi amfani da watsiya mai sauka a cikin ecosystems ne ta infrastructure. Suna FGD system suna karfe daidai daidai a cikin link daga emissions industrial to formation rain jiki a ce bayan SO2 concentrations a cikin gasan flue. Studies an yi amfani da watsiya mai sauka a cikin regions a ce systems desulfurization comprehensive suna report bayan decrease marked a cikin occurrence rain jiki, an yi amfani da watsiya mai sauka a cikin effectiveness FGD technologies a cikin labarar environmental impacts daga emissions sulfur.