I. Bayani

A cikin 'yan shekarun nan, kamfaninmu ya sadaukar da hankali ga kula da gurɓataccen yanayi da inganta muhalli a cikin masana'antar wutar lantarki, masana'antar karfe, masana'antar taki, masana'antar siminti da sauran masana'antu. Yankin kasuwanci ya haɗa da tsaftacewar hayaki, zurfin ceton makamashi na boiler, tsabtace ruwa, da sauransu, shi ne kamfanin injiniya mai kare muhalli tare da ƙwarewar ƙirar injiniya, gini, shigarwa, gyara aiki, Dangane da hayaki gas denitration dust removal desulfurization, mu kamfanin mallakar SCR zaɓi catalytic rage denitration fasaha, dual alkali fasahar desulfurization, ammonia fasahar desulfurization, magnesium fasahar desulfurization da kuma daban-daban dust removal fasahar, da kuma gudanar da tsohuwar injiniya gyara aikin.

II, boiler denitration ƙura desulfurization tsari

Wannan shirin zane tsari: hayaki gas → matsa lamba iska → residual zafi dawo da na'urar (coal ceton) → zafi musayar → SCR catalytic denitration tsarin → farko matakin dust removal → biyu matakin dust removal → m hanyar desulfurization tsarin → zafi musayar → high sama fitarwa. Da kuma goyon bayan cikakken kayan aiki kamar limestone slurry tsarin, plaster dehydration tsarin, oxidation tsarin, ruwa ammonia ajiya da kuma jigilar da tsarin, masana'antu ruwa tsarin, rigakafin lalata insulation da kuma atomatik sarrafa tsarin.

3. Zaɓin catalytic rage SCR hanyar tsari halaye

A halin yanzu amfani da wutar lantarki boiler denitration fasahar, Selective Catalytic Reduction (SCR) hanyar denitration tsari ya tabbatar da aikace-aikace * da yawa da denitration inganci * high, * don balaga denitration fasahar, shi ne daya daga cikin duniya ta halin yanzu ci gaba wutar lantarki hayaki denitration mainstream fasahar. Hanyar SCR ita ce tsarin sarrafa NOx bayan ƙonawa, tare da mahimman fasahohin da suka haɗa da bushewa na ammonia a cikin hayaki; sanya hayaki gas dauke da NH3 (gas) ta hanyar reactor dauke da keɓaɓɓun catalyst; A karkashin aikin mai haɓaka, NH3 (gas) yana amsawa da NOx, yana canza NOx a cikin hayaki zuwa H2O da N2 da sauran ayyuka, tare da ƙwarewar denitration ≥90%. A halin yanzu, amfani da wannan fasahar da kayayyakin a ** rabo har zuwa 98%, zama na farko a duniya ci gaba kasashe hayaki gas denitration fasahar.

4. tsari ka'idar

Fasahar SCR ita ce mai rage (NH3, urea) wanda ke samar da N2 da H2O tare da halayen NOx a ƙarƙashin aikin mai haɓaka ƙarfe maimakon oxidized ta O2, don haka an kira shi "mai zaɓi". Babban amsa kamar haka:

4NH3+4NO＋O2→4N2+6H2O

4NH3+2NO2＋O2→6N2+6H2O

Lokacin da ake amfani da mai haɓaka don inganta amsawar rage NH3 da NOx, zafin jikin amsawar ya dogara da nau'in mai haɓaka da aka zaɓa. A cikin catalyst, da TiO2 tare da sharp titanium ma'adinai tsari a matsayin mai hawa, vanadium a matsayin babban aiki kayan aiki catalyst a cikin injiniya aikace-aikace * kamar yadu, da fasaha ci gaba kuma * kamar balaga. Yana aiki zafin jiki tsakanin 300-400 ° C. WO3 da / ko MoO3 kuma yawanci aka ƙara a cikin irin waɗannan masu haɓaka, babban aikinsa shine haɓaka aikin masu haɓaka da haɓaka kwanciyar hankali na zafi don hana sintering na titanium mai ƙarancin ƙarancin ƙarancin ƙarancin ƙarancin ƙarancin ƙarancin ƙarancin ƙarancin ƙarancin ƙarancin ƙarancin ƙarancin ƙaranci.

Babban defrosting inganci, 90%;

5. ƙura removal tsari siffofin

Mai cire ƙura yawanci amfani da shi ne yumbu multi-tube guguwa cire ƙura, jaka irin ƙura cire, lantarki static ƙura cire, mafi injiniya zaɓi amfani da wani matakin yumbu multi-tube guguwa cire ƙura, biyu matakin jaka irin ƙura cire, cikakken cimma kasa fitarwa ka'idodin.

A matakin 1 zazzabi juriya wear na yumbu multi-tube guguwa ƙura remover, zai iya cire mafi yawan ƙura, kuma ba a iyakance shi da zafin jiki da lalata. Na biyu masana'antu jakar dust remover dust removal tasiri ne mai kyau, masana'antu jakar dust remover tacewa tsari yanke shawarar cewa shi ba shi da tasiri daga ƙonawa kwal nau'ikan materialization aiki canje-canje, tare da kwanciyar hankali dust removal inganci. Cloth jakar ƙura remover ne mafi inganci ga kama nauyi karfe ƙwayoyi da kuma sub-micron ƙura ƙwayoyi da mummunan tasiri a kan jikin mutum. Yawancin lokaci ƙura cirewa inganci zai iya zuwa sama da 99.99%, fitar da hayaki ƙura matakan iya daidaitawa kasa da 50mg / Nm3, har ma zuwa 10 mg / Nm3 kasa, kusan cimma sifili fitarwa.

6. Bi-alkali fasali desulfurization halaye

Bi-alkaline fasahar smoke gas desulfurization ya shawo kan rashin amfani da dutsen kalkari - hanyar kalkari mai sauƙi. A gargajiya dutse / lime-plaster hanyar smoke gas desulfurization tsari amfani da calcium tushen desulfurizer shan sulfur dioxide bayan samar da calcium sulfate, calcium sulfate, saboda karamin narkewa, sosai sauki don samar a cikin hasumiyar desulfurization da kuma a cikin bututunSkala, blockage bayyanar. Matsalar ƙwayoyin ƙwayoyin ƙwayoyin ƙwayoyin ƙwayoyin ƙwayoyin ƙwayoyin ƙwayoyin ƙwayoyin ƙwayoyin ƙwayoyin ƙwayoyin ƙwayoyin ƙwayoyin ƙwayoyin ƙwayoyin ƙwayoyin ƙwayoyin ƙwayoyin ƙwayoyin Don kauce wa m abubuwa da amfani da calcium tushen desulfurizer, calcium hanyar desulfurizer tsari mafi yawa bukatar sanye da dacewa tilasta oxidation tsarin (iska tsarin), don haka kara farko zuba jari da kuma aiki kudin, tare da m desulfurizer da sauƙi haifar daSkalaMatsalar toshewa, kawai amfani da sodium-tushen desulfurizer aiki kudi ne da yawa da kuma desulfurizer samfurin ba shi da sauƙi a sarrafa, biyu rikice-rikice ya nuna juna, biyu alkali fasalin smoke gas desulfurizer tsari ya haifar, da tsari mafi kyau warware da aka ambata rikice-rikice matsalar.

Idan aka kwatanta da dutsen lime ko dutsen lime wet hanyar desulfurization tsari, dual alkali hanyar yana da wadannan fa'idodi: 1, tare da NaOH desulfurization, sake zagayowar ruwa ne ainihin NaOH ruwa mafita, a cikin sake zagayowar tsari a kan famfo, bututu, kayan aiki ba lalata da kuma toshewa lamarin, sauki kayan aiki da kulawa;
2, sake dawo da absorbant da desulfurization sludge ya faru a waje da hasumiyar, don haka kauce wa hasumiyar ciki blockage da lalacewa, inganta amincin aiki, rage aiki kudin; A lokaci guda, za a iya maye gurbin komai hasumiyar da ingantaccen panel hasumiya ko filling hasumiya, sa tsarin more compact, kuma za a iya inganta desulfurization inganci;
3, sodium tushen sha ruwa sha SO2 sauri, don haka za a iya amfani da ƙananan ruwa gas rabo, cimma mafi girma desulfurization inganci, yawanci a kan 90%;
4, don desulfurization dust removal hadewa fasahar, za a iya inganta amfani da yawan lime.
Rashin amfani shi ne: NaSO3 oxidation side reaction samfurin Na2SO4 yana da wuya a sake samarwa, yana buƙatar ci gaba da ƙara NaOH ko Na2CO3 don ƙara yawan alkali. Bugu da ƙari, kasancewar Na2SO4 zai rage ingancin plaster.
Bi-alkali fasahar desulfurization ne m fasahar da ake amfani da a cikin gida da kasashen waje, shi ne musamman dace da kananan da matsakaici boiler hayaki gas desulfurization fasahar, tare da m kasuwa hangen nesa.

7. Ammonia-sulfur ammonium desalfurization tsari halaye

Ammonia desulfurization tsari ne a halin yanzu mafi balaga, masana'antu desulfurization tsari, wanke hayaki gas dauke da sulfur dioxide tare da ammonia absorbant, a sakamakon ammonium sulfate iya zama takin gona, iya mafi dacewa da bukatun ci gaban hayaki gas desulfurization kasar Sin, Ammonia desulfurization tsari yana da wadannan fa'idodi:

1, Wide kewayon aikace-aikace, ba tare da iyakancewa na sulfur abun ciki, boiler damar. Da yawan sulfur, ammonium sulfate ya fi girma.

2, Desulfurization inganci ne sosai m, da sauƙi ya kai sama da 95%. Gas mai hayaki bayan desulfurization ba kawai yawan sulfur dioxide ba ne, har ma yawan ƙura da ke ciki da hayaki ya ragu sosai.

3, mai sha mai sauƙi don sayen, akwai nau'ikan uku: ruwan ammonia, ammonia, carbon ammonia.

4, Ammonia hanyar desulfurization na'urar yana da karfi daidaitawa ga na'urar kaya canji, iya daidaitawa da sauri farawa, sanyi yanayin farawa, zafi yanayin farawa, zafi yanayin farawa da sauransu; Daidaitawa na'urar aiki a cikin 35% BMCR ~ 140% BMCR jihar.

5, akwai misalai na nasarar gudanarwa a cikin gida da kasashen waje, ingancin gudanarwa mai kyau, babu matsalar ma'auni da ta faru.

6, Ammonia ne mai kyau alkaline absorbant, absorbant amfani da yawa.

7. High darajar ammonia sulfate na kayayyakin da ke ciki, kyakkyawan amfanin tattalin arziki, haɗuwa da ƙarfe na gilashi na denitration kawar da ƙura

Denitrification dust removal desulfurization hadewa zane tsari: hayaki gas → matsin lamba iska → residual zafi dawo da na'urar (coal ceto) → zafi musayar → denitration desulfurization dust removal hadewa hasumiya → zafi musayar → high sama fitarwa.

8. Desulfurization dust removal tsarin zaɓi bayani

Wannan tsarin dole ne a tsara bisa ga mai amfani da samar da boiler model, kwal yawan, hayaki gas abubuwa, hayaki gas kwarara, zafin jiki, kafofin watsa labarai da sauran nuna alamu da kuma mai amfani da bukatun, za a iya dauki duk ko wani ɓangare na ayyukan, mu kamfanin yana da musamman lissafi shirin software, tabbatar da zabin daidai da kuma dacewa.

9. Yankin amfani

Wannan tsarin da aka yi amfani da shi sosai a wutar lantarki masana'antu, karfe masana'antu, taki masana'antu, siminti masana'antu da sauran masana'antu kamfanoni da kuma muhalli ingantaccen kula da hayaki gas, kasuwanci yankunan da suka shafi hayaki gas denitration desulfurization cire ƙura, sulfur dioxide fitar da gas sake amfani, boiler zurfin makamashi ceton gyara, sharsharar ruwa sarrafawa da sauransu