Fesa bushewar bushewa a cikin asali wanda ke kaiwa ga m… Yadda ake sarrafawa

Fesa bushewar bushewa a cikin asali wanda ke kaiwa ga m… Yadda ake sarrafawa

Abincin da aka fesa ya faɗo zuwa kashi biyu: maras ɗanɗano da ɗanɗano. Abubuwan da ba su da ƙarfi suna da sauƙin fesa bushewa tare da ƙirar bushewa mai sauƙi da foda na ƙarshe masu gudana kyauta. Misalai na kayan da ba su da ɗanɗano sun haɗa da ƙwai mai ƙura, madara mai foda, maltodextrins kamar bayani, gumi, da sunadarai. A cikin yanayin abinci mai ɗaki, akwai matsalolin bushewa a ƙarƙashin yanayin bushewa na yau da kullun. Abinci masu ɗaki suna mannewa ga bangon bushewa ko zama abinci mai ɗaki mara amfani a cikin ɗakunan bushewa da tsarin sufuri tare da matsalolin aiki da ƙarancin amfanin samfur. Sugar da abinci mai dauke da acid sune misalai na yau da kullun.

Dankowa wani al'amari ne da ake fuskanta yayin bushewar da ake yawan fesa sukari- da kayan abinci masu wadatar acid. Powder tack shine kayan haɗin haɗin gwiwa. Ana iya bayyana shi cikin sharuddan mannewa-barbashi (haɗin kai) da mannewa-bangon bango (manne). Ma'auni na ƙarfin da ƙwayoyin foda ke ɗaure shi ne saboda abubuwan da ke cikin ciki da aka sani da haɗin kai, suna yin kullu a cikin gadon foda. Saboda haka ƙarfin da ake buƙata don karya ta hanyar agglomerates foda ya kamata ya fi ƙarfin haɗin gwiwa. Adhesion wani abu ne na tsaka-tsaki, yanayin halayen foda don manne da bangon kayan bushewa na fesa. Haɗin kai da mannewa sune mahimman sigogi a cikin ƙirar bushewa da yanayin bushewa. Abubuwan da ke cikin farfajiya na ƙwayoyin foda suna da alhakin matsalar mannewa. A cohesion da mannewa halaye na foda barbashi surface kayan ne daban-daban. Domin bushewa yana buƙatar babban adadin solute canja wurin zuwa barbashi surface, yana da yawa. Halayen viscous guda biyu (haɗin kai da mannewa) na iya kasancewa tare a cikin busasshiyar abinci mai wadataccen abinci mai sukari. Mannewa tsakanin barbashi shine haɗin kai shine samuwar kafaffen gadoji na ruwa, gadoji masu motsi na ruwa, haɗawar injina tsakanin ƙwayoyin cuta da ƙarfin lantarki da ƙaƙƙarfan gadoji. Tare da bushewa ɗakin bango foda barbashi suna tsayawa musamman saboda asarar kayan abu a bushewar sukari da abinci mai wadatar acid. Abubuwan foda lokacin da aka riƙe tsayi a cikin asarar bushewar bango.

Dalilan Dankowa:

Fesa Sugar da Abinci Mai Arzikin Acid Busasshen Fada Farfadowa Yin amfani da fasahar bushewa ta feshi, ƙananan sikari (glucose, fructose) da acid Organic (citric, malic, tartaric) suna da ƙalubale sosai. Babban sha ruwa, thermoplasticity, da ƙananan zafin canjin gilashin (Tg) waɗannan ƙananan ƙwayoyin suna taimakawa ga matsalar mannewa. Fesa yanayin bushewa sama da Tg 20 ° C, waɗannan sinadarai galibi suna samar da barbashi masu laushi akan filaye masu ɗaki, suna haifar da foda ya tsaya kuma ya ƙare da tsari mai kama da manna maimakon foda. Maɗaukakin motsin ƙwayoyin irin waɗannan ƙwayoyin yana faruwa ne saboda ƙananan zafin canjin gilashin su (Tg), wanda ke haifar da matsalolin mannewa a yanayin zafi galibi sananne a cikin busasshen feshi. Matsakaicin canjin gilashin shine babban halayen yanayin canjin yanayin amorphous. Lamarin canjin gilashin yana faruwa ne lokacin da ƙarfi mai ƙarfi, sukari mai amorphous, ya sami canji zuwa roba mai laushi, lokaci na ruwa. Ƙarfin sararin samaniya, gilashi mai ƙarfi yana da ƙarancin makamashin ƙasa kuma baya mannewa da ƙarfi mai ƙarfi. Sakamakon sauye-sauye daga yanayin gilashi zuwa yanayin rubbery (ko ruwa), za'a iya tayar da kayan abu, kuma ana iya fara hulɗar kwayoyin halitta da m. A cikin aikin bushewar abinci, samfurin yana cikin ruwa ko haɗin gwiwa, kuma saboda cirewar filastik (ruwa) samfurin abinci na ruwa / haɗin kai ya zama yanayin gilashi. Kayan abinci zai kasance babban ƙarfi danko idan samfurin abinci bai juye juye juye ba daga babban bushewa zafin jiki fiye da canjin zafin jiki na vitrification. Idan wannan samfurin abinci yana cikin hulɗa da ƙasa mai ƙarfi tare da ƙarfin ƙarfi zai manne ko manne da shi.

Sarrafa danko:

Akwai adadin kimiyyar kayan aiki da hanyoyin tushen tsari don rage danko. Dabarun tushen kimiyyar kayan aiki sun haɗa da abubuwan daɗaɗɗen bushewa masu nauyi don ɗaga zafin jiki sama da gilashin, da hanyoyin tushen tsari sun haɗa da bango, gindi, da sauransu na ɗakunan injina.