Kupfapfaidza kuomeswa kunoratidzwa nekukurumidza kupisa kupisa, kukurumidza kubuda kwemvura, uye nekukasira kuoma nguva. Kunze kwezvo, chigadzirwa chine mhando yakanaka, crisp magadzirirwo, uye yakanaka solubility, iyo inogona kuvandudza mwero wekunyungudika kwemamwe magadzirirwo uye inokodzera thermosensitive mishonga. Mukuwedzera, kupfapfaidza kuomesa kunogona kushandiswawo kugadzira microcapsules. Iyo inoshandiswa zvakanyanya nzira yekuomesa dhayi.
Nzira yekuomesa yekubvisa hunyoro neatomizing dhayi. Inokodzera kuomesa dhayi dzakasiyana. Inogona kuomesa dhayi poda yakatsetseka, ultrafine poda, isina guruva poda, uye maburi granules.
Zvinoenderana nemaitiro edhayi atomization, inogona kukamurwa muzvikamu zvitatu:
(1) Airflow atomization, uchishandisa mhepo yakamanikidzwa kana mhute yemvura kuti atomize mvura yezvinhu;
(2) Kudzvanya atomization, kushandisa pombi yekudzvanya yakakwira kudzvanya zvinhu zvinyoro kubva mumuromo nekumhanya kwakanyanya, kugadzira mhute;
(3) Rotary atomization inosanganisira kuwedzera mvura yezvinhu kune yakakwira-speed inotenderera disc (7000 ~ 20000 r/min) muatomizer kuti ikurumidze kuburitsa mvura uye kuiisa atomize. Nzira yechitatu ine mhedzisiro yakanaka, nguva pfupi, kugadzirwa kwakanyanya kwevashandi, uye inofarirwa neindasitiri yedhayi. Zvayakaipira imari yepamusoro yemidziyo uye kushandiswa kwesimba rakawanda.
Nheyo yekuomeswa nekupfapfaidza ndeyekuparadzira zvinhu kuti zviomeswe kuita zvidimbu nyoro semhute kuburikidza nekuita kwemuchina, (kuwedzera nzvimbo yekubuda kwemvura, kumhanyisa kuomesa) kubata nemhepo inopisa, kubvisa yakawanda yemvura nekukasira, uye kuomesa zvinhu zvakasimba mumidziyo kuita upfu.
Zvakanakira nekuipira kuomeswa nekupfapfaidza Zvakanakira pakuomeswa nekupfapfaidza:
1. Kuomesa kunokurumidza;
2. Inogona kuomeswa zvakananga kuita upfu;
3. Zviri nyore kushandura kuomesa mamiriro uye kugadzirisa zvigadzirwa zvemhando yepamusoro;
4. Nekuda kwekubuda kwepakarepo, izvo zvinodiwa zvekusarudzwa zvemidziyo yemidziyo hazvina kuomarara;
5. Imba yekuomesa ine imwe dzvinyiriro yakaipa, kuve nechokwadi chehutsanana mamiriro panguva yekugadzirwa, kudzivisa guruva rinobhururuka mumusangano, nekuvandudza kuchena kwechigadzirwa;
6. Kubudirira kwekugadzirwa kwepamusoro nevashandi vashoma.
Zvakaipa pakuomesa spray:
1. Midziyo yacho yakaoma, inovhara nzvimbo yakakura, uye inoda mari yakawanda yenguva imwe chete;
2. Mutengo weatomizer uye poda yekudzoreredza michina yakakwira zvakanyanya;
3. Inoda huwandu hwemhepo, kuwedzera kushandiswa kwemagetsi emagetsi ekuputika uye kukwanisa kwechigadziro chekudzorera;
4. Kuderera kwekushisa kwekushisa uye kushandiswa kwekushisa kwakanyanya.
Zvinodikanwa zvekupfapfaidza kuomesa pamidziyo:
1. Zvikamu zvinosangana nechigadzirwa zvinofanira kuva nyore kuchenesa uye sterillize;
2. Matanho anofanirwa kutorwa kudzivirira coke powder kubva pakugadzira eddy currents uye countercurrent mumhepo inopisa;
3. Kudzivirira mweya kubva pakutakura tsvina kupinda muchigadzirwa;
4. Yakashongedzerwa tembiricha uye kumanikidza kunoratidza uye kurekodha zvishandiso zvekuongorora zviri nyore zvekugadzira mashandiro;
5. Chishandiso chekudzorera guruva nepamusoro-soro yekudzorera;
6. Iyo poda inofanira kukurumidza kubudiswa uye kutonhora kuti ivandudze solubility uye pakarepo kunyungudika;
7. Kupisa mukati meimba yekuomesa uye kupisa kwemhepo hakufaniri kudarika 100 ℃ kuchengetedza kuchengeteka uye kunaka;
8. Pakupfapfaidza, madonhwe emukaka akaiswa ari muyunifomu yekubatana nemhepo inopisa kuti uvandudze kushanda kwekushisa;
9. Deredza kunamatira kwemadziro kune viscous zvinhu zvakanyanya sezvinobvira.
Kurongeka kwemidziyo yekuomesa yekupfapfaidza inorongedzerwa zvinoenderana nenzira yegranulation:
1) Kuomesa pfapfaidzo yekuomesa nzira:
① Nheyo: Uchishandisa pombi inodzvanywa, iyo inosungirirwa kuita mhute gumi-200 sezvimedu kuburikidza neatomizer (pfuti yekupfapfaidza) pakumanikidzwa kwe70-200 yemhepo yemhepo, iyo inobata zvakananga mhepo inopisa yekutsinhana kwekupisa uye inopedza kuomesa munguva pfupi.
② Kudzvanya pfapfaidzo granulation mudziyo: M-mhando uye S-mhando, ine gwara regirovha rinogona kuita kuti mvura itenderere. Iyo axis yeM-mhando inotungamira groove inotenderera kune axis yemuromo uye haipindirani nayo; Axis yemugero wakaita S-yakaita gwara iri pane imwe kona kune yakachinjika. Chinangwa ndechekuedza kuwedzera mhirizhonga yemhinduro panguva yekupfapfaidza.
2) Centrifugal spray drying nzira:
① Nheyo: Iyo yakakwirira-inotenderera dhisiki munzira yakachinjika inoshandiswa kushandisa centrifugal simba kune mhinduro, zvichiita kuti ikandwe kunze nekumhanya kukuru, ichiita firimu rakatetepa, waya yakanaka, kana mvura inodonha. Nekuda kwekukwenya, kuvharidzira, uye kubvaruka kwemhepo, iyo tangential acceleration inogadzirwa nekutenderera kwe dhisiki uye radial acceleration inogadzirwa ne centrifugal force inoguma nekubatanidza velocity inofamba pa diski, ine trajectory ye spiral shape. Mushure mokunge mvura ichikandwa kunze kwedhisiki iri pamusoro peiyi spiral line, Yakaparadzirwa mumadonhwe maduku zvikuru, inofamba ichitevedza tangential direction yedisiki paavhareji yekumhanya, uye panguva imwecheteyo, madonhwe anowira pasi pesimba rinokwevera repakati pePasi, nekuda kwehukuru hwakasiyana hwezvimedu zvakapfapfaidzwa. Naizvozvo, madaro avo ekubhururuka akasiyana zvakare, uye zvimedu zvinodonha pamadaro akasiyana zvinoumba humburumbira symmetrical nezve axis yekutenderera.
② Zvinodiwa kuti uwane mamwe madonhwe eunifomu:
a. Deredza vibration panguva yedhisiki kutenderera
b. Nhamba yemvura inopinda mu diski inoramba iine nguva imwe neimwe yeyuniti
c. Nzvimbo ye disc yakadzikama uye yakatsetseka. d. Iyo denderedzwa velocity ye disc haifaniri kunge yakanyanya kuduku, rmin = 60m / s. Kana iyo emulsion (100-160m / s) isingasviki 60m / s, madonhwe ekupfapfaidza haana kuenzana. Chinhambwe chekupfapfaidza chinoita sechinonyanya kuumbwa neboka remadonhwe uye boka remadonhwe akanaka anonyura pedyo ne disc, uye anoderera nekuwedzera kwekutenderera kunotenderera.
③ Chimiro che centrifugal spray: zvinodiwa: iyo yekunyorova perimeter yakareba, mhinduro inogona kusvika yakakwira kutenderera kumhanya, pfapfaidzo iyunifomu, chimiro chakasimba, chakareruka, chiri nyore, hapana kona yakafa, nyore kuparadzanisa uye kugeza, uye kubereka kwakakwira. Rongedza zvinoenderana nechimiro chekamuri yekuomesa zvinoenderana negwara rekufamba pakati pemhepo inopisa uye zvimedu zvakaomeswa mukamuri yekuomesa: parallel kuyerera mhando, counter kuyerera mhando, yakasanganiswa kuyerera mhando. Kuyerera kwakafanana kunowanzo shandiswa mumukaka. Iyo parallel yekuyerera pateni inogona kuomeswa uchishandisa yakakwirira inlet tembiricha yemhepo pasina kukanganisa kunaka kwechigadzirwa.
a. Horizontal parallel flow pattern
b. Kudzika kwakamira uye maitiro ekuyerera
c. Vertical descent yakasanganiswa kuyerera mhando.
d. Kupfapfaidza kuomeswa kwechikafu chinokwira nekuyerera Mimwe kudya kwezvirimwa kunorasika nekuda kwekunyanya kupisa. Kune izvi zvinomera, kuomesa nechando inzira inoshanda yekuisa pfungwa nekuchengetedza. Nekudaro, zvimwe zvirimwa zvinoda imwe tembiricha kubvisa chepfu. Kune izvi zvinomera, kupfapfaidza kuomesa tekinoroji yakanakira. Tora soya beans semuenzaniso. Iyo yekumisikidza inoda imwe tembiricha kubvisa chinhu chinodaidzwa kuti trypsin inhibitors (chinotadzisa kugaya uye kuora kweprotein).
Kupfapfaidza kuomeswa kazhinji inhanho yekupedzisira mukugadzira nzira, inova yekushandura zvinhu kubva kumvura kuenda kuhupfu kuburikidza nekuramba kupfapfaidza, kusanganisa nekuomesa. Pakati peakawanda matekinoroji ekuchengetedza chikafu, kupfapfaidza kuomesa kune zvakwakanakira. Nekuti tembiricha inoshandiswa muhunyanzvi uhu haina kunyanya kukwirira, inogona kuchengetedza zvinonaka kuravira, ruvara, uye hutano hwechikafu ichibvisa kusvibiswa kwehutachiona. Kupfapfaidza kuomeswa kunowanzo shandiswa kubvisa mvura kubva kune zvigadzirwa. Pamusoro pezvo, ine zvimwe zvakasiyana-siyana zvinoshandiswa, sekushandura saizi, chimiro, kana kuwanda kwezvinhu. Inogona kubatsira mukuwedzera zvimwe zvinongedzo panguva yekugadzira, zvichibatsira kugadzira zvigadzirwa zvine akasimba emhando zviyero. Mashandiro enzira yekuomeswa nekupfapfaidza Isati yaomeswa, soya bhinzi dzinofanirwa kugezwa nekupepetwa, uye zvinhu zvisina mapuroteni zvakaita semafuta zvinofanirwa kuderedzwa, kuitira kuti masoya aise zvinovaka muviri zvakanyanya. Mushure mekuita kudaro, soya beans inogona kupfapfaidzwa yakaomeswa.
Iyo chaiyo nzira yekuomeswa nekupfapfaidza inogona kukamurwa kuita akati wandei matanho:
Chekutanga, chigadzirwa chemvura chinopinzwa muatomizer, uko vhiri rinotenderera rinomhanyisa mvura, zvichiita kuti chigadzirwa chive mvura yakasimba yakasanganiswa mamiriro ezvinhu.
Muchikamu chechipiri, zvidimbu zveatomu zvinotungamirirwa kukamuri yekuomesa ine tembiricha inodzoreka uye kubuda kwemhepo, uye mweya unopisa unoburitsa mvura muzvikamu. Kuti chigadzirwa chekupedzisira chienderane nemitemo, nguva yekubatana kwezvikamu nemhepo inopisa inofanira kuva yakakodzera kuchengetedza humwe hunyoro muhupfu hwehupfu; Panguva imwecheteyo, nyika iri mukamuri yekuomesa inofanirawo kudzorwa zvakanaka, sezvo saizi yekamuri yekuomesera vhoriyamu uye mamiriro ekufambisa kwemhepo anogona kukanganisa hutano hwechigadzirwa.
Nhanho yechitatu uye yekupedzisira muchirongwa chese ndeyekuunganidza hupfu mumhepo inoyerera mumudziyo kuburikidza neinoparadzanisa, kuitira kuti chigadzirwa chekupedzisira chigone kuiswa mukati kana kusanganiswa nezvimwe zvikamu.
Features:Kurumidza kuomesa kukurumidza. Mushure me centrifugal spray, nzvimbo yepamusoro yemvura yekudyisa inowedzera zvakanyanya. Mumhepo yepamusoro-soro yemhepo, 95% - 98% yemvura inogona kubuda pakarepo, uye nguva yekuoma inongova masekondi mashoma. Iyo parallel flow spray drying inogona kuita kuti madonhwe ayerere nenzira imwechete nemhepo inopisa. Kunyangwe tembiricha yemhepo inopisa yakakwira, mhepo inopisa inopinda mukamuri yekuomesa uye pakarepo inobata madonhwe ekupfapfaidza, zvichikonzera kudonha kwakanyanya kwekushisa kwemukati, nepo tembiricha yegirobhu yemvura yemidziyo haina kuchinjika, saka yakakodzerawo kuomesa thermosensitive zvinhu.
Nguva yekutumira: Kubvumbi-26-2023