Gabatarwar drum na Zeolite

Gabatarwar drum na Zeolite

Ayyukan adsorption na drum na zeolite yana samuwa ne ta hanyar babban Si-Al rabo zeolite da aka ɗora a ciki.

Zeolite ya dogara da tsarinsa na musamman, girman budewa ya zama daidai, an haɓaka tsarin ɓoyayyiyar ciki, ƙayyadaddun yanki yana da girma, ƙarfin tallan yana da ƙarfi, ya ƙunshi adadi mai yawa na pores marar ganuwa, 1 gram na kayan zeolite. a cikin buɗaɗɗen, ƙayyadaddun wuri na musamman zai iya zama tsayin mita 500-1000 bayan an fadada shi, mafi girma don dalilai na musamman.

Adsorption na jiki yana faruwa yafi faruwa a cikin aiwatar da cire ƙazanta a cikin ruwa da iskar gas na zeolite. Tsarin porous na zeolite yana ba da adadi mai yawa na yanki na musamman, don haka yana da sauƙin ɗauka da tattara ƙazanta. Saboda haɓakar juna na ƙwayoyin cuta, adadin ƙwayoyin ƙwayoyin cuta masu yawa akan bangon pore na zeolite na iya samar da ƙarfi mai ƙarfi, kamar ƙarfin maganadisu, don jawo ƙazanta a cikin matsakaici zuwa buɗewa.

Baya ga adsorption ta jiki, halayen sinadarai sukan faru akan saman zeolite. Filayen yana ƙunshe da ɗan ƙaramin ɗaurin sinadarai, nau'in rukuni na aiki na oxygen da hydrogen, kuma waɗannan saman suna ɗauke da ƙasa oxides ko hadaddun da za su iya amsawa ta hanyar sinadarai tare da abubuwan da aka lalata, ta yadda za a haɗa su tare da abubuwan da aka lalata kuma a haɗa su zuwa ciki da saman. na zeolite.

Gabatarwar fasahar Zeolite

Dangane da yanayin aiki na abokan ciniki, an zaɓi nau'ikan zeolite daban-daban don samun ingantaccen ƙarfin talla. Dangane da yanayin aiki gama gari, samfuran drum na zeolite sune kamar haka:

Adsorption tsari maida hankali na zeolite drum

Tsarin tattarawar adsorption na drum zeolite ya kasu kashi uku matakai:

1. An canza iskar gas mai dauke da VOCs zuwa iskar gas mai tsabta ta hanyar waje na silinda ta hanyar silinda na zeolite, kuma an cire shi ta zobe na ciki. A cikin wannan tsari, VOCs a cikin iskar gas suna da ƙarfi a cikin tsarin zeolite ta hanyar amfani da tsarin pore na musamman da ƙayyadaddun halaye na musamman na ƙirar zeolite tare da babban rabo na Si-Al.

2. Zeolite drum ya kasu kashi kashi adsorption zone, desorption zone da sanyaya yankin. A lokacin aiki, drum ɗin yana jujjuya sannu a hankali don tabbatar da cewa an canza tsarin drum ɗin zuwa yankin desorption kafin saturation na adsorption don ƙarancin zafin jiki, sannan ya shiga yankin sanyaya don sanyaya da sanyaya don dawo da ƙarfin talla;

3. Lokacin da aka canza tsarin zeolite zuwa yankin desorption, ƙananan rafi na iska mai zafi yana wucewa ta cikin zobe na ciki na drum ta hanyar drum module na yanki na lalata don tsaftacewa da sake farfadowa na tsarin zeolite. Ƙananan rafi na babban taro mai sharar iskar gas daga lalatawa sannan ya shiga tsarin bayan jiyya.

Fa'idodin fasaha na drum zeolite

1. Rarraba mai inganci

Tsarin rarrabuwa na drum na zeolite shine mabuɗin don gane ci gaba da sha da aikin lalata. An raba drum na zeolite zuwa yankin adsorption, yanki mai lalacewa da yankin sanyaya tare da madaidaicin bangare kusurwa don haɓaka ƙimar amfani da ƙirar zeolite.

2. Ingantaccen maida hankali

Matsakaicin maida hankali na zeolite shine mabuɗin don tabbatar da amincin aikin sa da ceton kuzari. Ƙirar rabo mai ma'ana mai ma'ana zai iya cimma ingantacciyar jiyya tare da mafi ƙarancin amfani da kuzarin aiki a ƙarƙashin yanayin tabbatar da aminci. Matsakaicin adadin maida hankali na drum zeolite a cikin ci gaba da aiki zai iya kaiwa sau 30. Ana iya samun aiki na wucin gadi a ƙarƙashin yanayi na musamman.

3. High zafin jiki desorption

Tsarin Zeolite da kansa ba ya ƙunshe da kowane nau'in halitta, yana da kyakkyawan aikin ƙin wuta da juriya mai zafi. Matsakaicin zafin jiki shine 180-220℃, kuma zafin juriya na zafi da ake amfani da shi na iya kaiwa 350℃. Desorption cikakke ne kuma adadin maida hankali na VOC yana da yawa. Tsarin zeolite na iya jure madaidaicin zafin jiki na 700℃, kuma za'a iya sabuntawa ta layi a babban zafin jiki.

4. Ingantaccen tsarkakewa

Bayan pretreatment ta hanyar tace na'urar, VOCs iskar gas ya shiga cikin silinda adsorption yankin da za a tallata da kuma tsarkakewa, da kuma mafi girma adsorption yadda ya dace zai iya kai 98%.

5. Tsarin yana da sauƙi don kwancewa da maye gurbin

Daidaitaccen girman, ana iya maye gurbinsa daban-daban ɓarke ​​​​ko gurɓatattun kayayyaki.

6. Sabis na sabuntawa na kan layi

Amfanin adsorption yana raguwa bayan an yi amfani da samfurin na dogon lokaci kuma ingancin magani yana raguwa. Dangane da matsayin gurɓataccen tsari na ƙirar zeolite, ana aiwatar da ƙimar gurɓataccen gurɓataccen abu don tantance tsarin sabuntawa da sabuntawar waje.

Gina ganga

1：Silinda hatimin da aka yi da fluoro-silicon sealing tsiri, wanda zai iya jure 300 ℃ na wani ɗan gajeren lokaci da kuma iya ci gaba da gudu a karkashin 200 ℃.

2：Za a sanya tsarin ganga tare da fiber gilashin wuta da murfin karfe na galvanized. Dole ne a ninka duk haɗin gwiwa na rufin rufin kuma a haɗa su don hana iska da ruwan sama.

3：Yankin adsorption da yanki na ɓarna kowanne an sanye shi da nau'in watsawa daban-daban, tare da ma'auni na 0-2500pa; Marka: Deville. An shigar da ma'aunin matsa lamba na daban a gefe ɗaya na ƙofar duba motar na akwatin ganga, kuma an tanadar tashar kayan aiki a waje da akwatin ganga.

4：Alamar Motar Rotary: Japan Mitsubishi.

5：Kayan tsarin ciki na drum shine SUS304 da farantin tallafi Q235.

6：Drum harsashi tsarin abu ne carbon karfe.

7：Kayan aiki yana sanye da kayan ɗagawa da kujerun tallafi don jigilar crane, shigarwa, aiki da kiyayewa.

bukatun fasaha

1 Bukatun yanayin aiki

1, adsorption zafin jiki da zafi

Drum sieve na kwayoyin halitta yana da takamaiman buƙatu don zafin jiki da zafi na iskar gas. Gabaɗaya, a ƙarƙashin yanayin aiki na zazzabi ≤35 ℃ da dangi zafi ≤75%, ana iya amfani da drum akai-akai. A karkashin matsananci yanayi, kamar zazzabi ≥35 ℃, dangi zafi ≥80%, da yadda ya dace zai sauke sharply; Idan sharar iskar gas ya ƙunshi dichloromethane, ethanol, cyclohexane da sauran abubuwa masu wuyar adsorption, zafin aiki ya kamata ya zama ƙasa da 30 ℃; Lokacin da zafin jiki da zafi na iskar gas da ke shiga cikin silinda ba su cika buƙatun ƙira ba, ana buƙatar ƙira na musamman.

2.Zazzabi mai zafi

Mafi girman zafin jiki na desorption shine 300 ℃, mafi ƙarancin zafin jiki shine 180 ℃, kuma

kullum desorption zafin jiki ne 200 ℃. Yi amfani da iska mai kyau don lalatawa, kar a yi amfani da sharar RTO ko CO; Lokacin da zafin jiki na desorption bai dace da buƙatun ƙira ba, ba za a iya tabbatar da ingancin aiki ba. Bayan an gama ɓarkewa, sai a share tsarin drum ɗin zuwa yanayin zafi na yau da kullun kafin a ci gaba da amfani.

3, yawan iska:

a karkashin yanayi na al'ada, saurin iskar adsorption ya kamata ya kasance daidai da buƙatun ƙimar ƙira, ba fiye da 10% na saurin iskar da ake buƙata ba ko ƙasa da 60% na saurin iskar da ake buƙata, idan saurin iskar adsorption bai dace da saurin iska mai ƙira ba. , ba zai iya tabbatar da ingancin aiki ba.

4, maida hankali:

ƙaddamar da ƙira na drum shine mafi girman ƙaddamarwa, lokacin da ƙaddamarwa bai dace da buƙatun ƙira ba, ba za a iya tabbatar da ingancin aiki ba.

5, kura, hazo:

Matsakaicin ƙura a cikin iskar gas da ke shiga cikin silinda bai kamata ya wuce 1mg/Nm3 ba, kuma abun cikin hazo na fenti bai kamata ya wuce 0.1mg/Nm3 ba, don haka na'urar riga-kafi gabaɗaya ta ƙunshi na'urar tacewa da yawa, kamar G4F7. \F9 tsarin tacewa mataki uku a cikin jerin; Idan gurɓatar Silinda, rashin kunnawa, toshewa da sauran al'amuran da suka haifar da rashin kulawar ƙura da hazo na fenti ba za su iya ba da tabbacin ingancin sarrafa silinda ba.

6, manyan abubuwan da ake tafasawa

Abubuwan da aka tafasa (kamar VOCs tare da ma'aunin zafi sama da 170 ° C) ana sauƙaƙe su a cikin silinda, a cikin yanayin aiki na yau da kullun, zafin jiki na desorption bai isa ya cire shi gaba ɗaya ba, a cikin wannan yanayin aiki na dogon lokaci. , Babban wurin tafasa VOCs za su tara adadi mai yawa na cylinders a kan module, mamaye shafin talla, yana shafar aikin gabaɗaya na tsarin, kuma yana iya haifar da haɗari na aminci kamar braising.Don irin waɗannan yanayi, ana iya amfani da tsarin farfadowa na zafin jiki mai girma. a kai a kai gano da kuma yin babban aikin farfadowa na zafin jiki a kan drum module; Ba za a iya tabbatar da aikin adsorption ba lokacin da babban abu mai tafasa yana haɗe zuwa tsarin drum kuma ba a lalata shi a cikin lokaci ba.Don irin waɗannan yanayi, ana iya amfani da tsarin farfadowa na zafin jiki na yau da kullum don ganowa da kuma yin aikin farfadowa na zafin jiki a kan drum module. ; Ba za a iya ba da garantin aikin adsorption ba lokacin da babban abin da ake tafasawa yana haɗe zuwa tsarin drum kuma ba a lalata shi cikin lokaci ba.

2 Drum module maye buƙatun shigarwa

1, kwayoyin sieve drum module don samfurori masu rauni, shigarwa ya kamata a kula da shi da sauƙi, kauce wa jifa, smashing, extrusion.

2. Idan ƙirar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar cuta ta kasance cikin ruwa, tuntuɓi mai sana'a kuma ya bushe shi a ƙarƙashin jagorancin masana'anta.

3. Bayan shigarwa na kwayoyin sieve drum, ana bada shawarar yin amfani da zafi mai zafi a 220 ℃ na kimanin minti 30 kafin amfani.