Cov Khoom Siv Hloov Kub Uas Tau Muab Tso Rau Hauv Cov Khoom Siv Chocolate Spread Processing
Lub tshuab hloov cua sov scraper yog cov khoom siv tseem ceeb rau kev kho qhov kub thiab txias, txias, ua kom crystallization thiab txias tas mus li hauv kev tsim cov kua ntses chocolate. Nws ua lub luag haujlwm tseem ceeb hauv qhov saj, tsos, ruaj khov thiab lub sijhawm khaws cia ntawm cov khoom kawg.
Hauv qab no, peb yuav piav qhia ntxiv txog nws cov haujlwm los ntawm ntau yam tseem ceeb:
- 1.Lub Luag Haujlwm Tseem Ceeb: Kev ua kom sov ntawm cocoa butter kom meej
Qhov no yog lub luag haujlwm tseem ceeb thiab tsis tuaj yeem hloov pauv ntawm lub tshuab hloov pauv cua sov scraper hauv kev tsim cov chocolate.
Cocoa butter hauv cov kua chocolate yog cov rog polymorphic, txhais tau tias nws tuaj yeem tsim cov siv lead ua ntau hom (I txog VI). Ntawm cov no, tsuas yog hom V siv lead ua (β-V siv lead ua) zoo tagnrho. Cov qauv siv lead ua no ruaj khov thiab ua rau cov chocolate:
Muaj lub ntsej muag ci ntsa iab (tsis yog qhov tsaus ntuj).
Ua kom muaj suab nrov nrov.
Nws yaj sai sai hauv qhov ncauj, ua rau nws du.
Lub sijhawm khaws cia ntev thiab tsis tshua muaj kev frosting.
Lub tshuab hloov pauv cua sov scraper ua tiav qhov kev hloov kho kub li cas:
Cov txheej txheem kho qhov kub thiab txias yog ib qho txheej txheem tswj hwm qhov tseeb ntawm kev ua kom sov, txias, thiab rov ua kom sov me ntsis ntawm cov kua chocolate, nrog lub hom phiaj ntawm kev txhawb nqa kev tsim cov ntau ntawm cov siv lead ua V-puab ruaj khov.
Kev yaj tag nrho: Cov chocolate raug cua sov rau 45-50 ° C kom yaj tag nrho nws cov roj siv lead ua.
Kev txias thiab crystallization (cov kauj ruam tseem ceeb hauv lub scraper heat exchanger): Cov chocolate yaj raug pumped rau hauv lub scraper heat exchanger. Lub heat exchanger raug txias sai sai los ntawm cov khoom cua txias (xws li dej txias lossis refrigerant) hauv lub tsho.
Kev tswj qhov kub kom raug: Cov khoom siv tuaj yeem ua kom cov chocolate txias kom raug rau qhov kub uas txhawb nqa kev tsim cov siv lead ua V-zoo li (feem ntau nyob ib puag ncig 27-28 ° C). Ntawm qhov kub no, ob qho tib si tsis ruaj khov thiab ruaj khov pib tsim.
Kev Khawb Txuas Ntxiv Mus: Lub tshuab khawb ceev ceev uas tig tas li khawb cov chocolate uas txias rau ntawm phab ntsa lub tog raj kheej thiab sib tov nrog cov chocolate kub hauv nruab nrab. Qhov no ua kom ntseeg tau tias:
Kev sib pauv cua sov sib xws: Tsis txhob cia qhov chaw txias dhau lossis kub dhau, nrog rau qhov kub thiab txias sib xws heev.
Cov nyhuv txiav: Lub zog txiav tshuab pab "txiav" cov siv lead ua tsis ruaj khov thiab muab cov nuclei rau kev tsim cov siv lead ua ruaj khov (V-puab).
Rov ua kom sov dua (xaiv tau, qee zaum ua cov kauj ruam tom ntej): Cov chocolate uas tawm ntawm lub tshuab hloov cua sov scraper raug rov ua kom sov me ntsis mus rau qhov kub ua haujlwm ntawm 29-31 ° C kom yaj cov siv lead ua tsis ruaj khov, tsuas yog tso cov siv lead ua V-puab ruaj khov ua "noob".
Yog tsis muaj cov khoom sib pauv cua sov scraper, cov txheej txheem tswj qhov kub thiab txias ib txwm siv sijhawm ntau heev, nyuaj rau tswj thiab tsis haum rau kev tsim khoom loj.
- 2.Ua haujlwm tau zoo thiab sib xws txias
Txawm tias tsis muaj cov txheej txheem kho qhov kub thiab txias nyuaj (xws li rau qee cov kua ntses chocolate uas tsis tas yuav kho qhov kub), lub tshuab hloov cua sov scraper yog lub cuab yeej txias zoo.
Cov kua chocolate muaj viscosity siab thiab tsis zoo conductivity kub: Thaum cov kua chocolate txias, nws yuav tuab heev thiab yog ib qho tsis zoo ntawm cov cua sov. Yog tias siv lub tank txias ib txwm, qhov nruab nrab txias qeeb heev, thaum qhov ze ntawm phab ntsa tank txias ntau dhau thiab ua pob.
Lub luag haujlwm ntawm lub scraper: Lub scraper txuas ntxiv khawb phab ntsa lub tog raj kheej, rhuav tshem cov txheej tiv thaiv thermal thiab yuam kom txhua yam khoom siv sib cuag nrog phab ntsa txias, yog li ua tiav kev txias sai thiab sib xws. Qhov no yog qhov tseem ceeb rau kev txhim kho kev ua haujlwm ntau lawm thiab xyuas kom meej tias cov khoom zoo sib xws.
- 3.Tus yuam sij rau kev tsim khoom tas mus li
Lub tshuab hloov cua sov scraper yog tsim los rau kev ua haujlwm tas mus li. Cov chocolate kua raug pumped rau hauv ib kawg, ua kom sov thiab txias, thiab tom qab ntawd ntws tawm tas mus li los ntawm lwm kawg, ncaj qha mus rau hauv cov txheej txheem tom ntej (xws li kev sau pwm, txheej lossis ntim khoom).
Kev ua haujlwm siab: Piv nrog rau lub tog raj kheej tswj qhov kub thiab txias ib txwm muaj, kev tsim khoom tas mus li ua rau muaj peev xwm tso zis ntau ntxiv.
Kev Ruaj Ntseg: Thaum cov kev teeb tsa tau teeb tsa lawm, lub xeev ntawm cov chocolate ntws tawm (kub, viscosity, thiab crystallization) ruaj khov heev, ua kom muaj kev sib xws siab ntawm cov khoom lag luam.
- 4.Muaj feem xyuam rau ntau yam khoom
Ntxiv rau cov chocolate txheem, lub tshuab hloov pauv cua sov scraper kuj tsim nyog rau kev ua cov khoom uas muaj feem ntau ntawm cov khoom me me, xws li cov txiv ntoo chocolate kis, lossis cov txheej txheem sib xyaw ua ke uas rhiab heev rau cua sov thiab cov khoom qab zib, vim nws tiv thaiv cov khoom me me thiab ua kom muaj kev sib pauv cua sov sib xws.
Cov Lus Qhia Tseem Ceeb: Cov Txiaj Ntsig Tseem Ceeb ntawm Cov Khoom Siv Hloov Kub Ntawm Qhov Chaw Scraped
Cov Kev Zoo ntawm Cov Qauv Ua Los Ntawm Pob Zeb
Cov Khoom Zoo Muaj Cov Ci Zoo, Cov Qauv du, Cov Qauv Ruaj Khov, thiab Tsis Yooj Yim Rau Frosting.
Cov Txheej Txheem Tsim Khoom Uas Tswj Tau Xws li qhov kub thiab txias, qhov txias, thiab viscosity tuaj yeem tswj tau meej, ua rau muaj kev ua haujlwm tsis siv neeg.
Kev Ua Haujlwm Zoo Tshaj Plaws Kev tsim khoom tas mus li, kev txias sai / kev hloov kho kub, tsim nyog rau kev tsim khoom lag luam loj.
Kev Sib Xws Zoo Kawg Nkaus Txhua pawg khoom tuaj yeem ua tau raws li cov qauv zoo tib yam, tshem tawm qhov yuam kev los ntawm kev ua haujlwm tes.
Cov Kev Siv Yooj Yim (kub, ceev) tuaj yeem hloov kho kom haum rau cov mis chocolate sib txawv lossis cov khoom lag luam viscosity siab zoo sib xws.
Xaus lus:
Hauv kev lag luam chocolate sauce (thiab cov khoom chocolate niaj hnub no), lub tshuab hloov pauv cua sov ntawm qhov chaw khawb tau hloov zuj zus los ntawm "cov khoom siv xaiv tau" mus rau lub cuab yeej tseem ceeb rau kev ua tiav cov khoom zoo thiab ua haujlwm tau zoo. Nws daws tau zoo heev rau qhov kev hloov kho kub thiab txias tseem ceeb tshaj plaws hauv kev ua chocolate, ua lub hauv paus tseem ceeb rau kev ua kom chocolate ci ntsa iab thiab cov qauv zoo nkauj.
Lub sijhawm tshaj tawm: Cuaj hlis-24-2025