{"id":6983,"date":"2024-08-06T17:15:33","date_gmt":"2024-08-06T17:15:33","guid":{"rendered":"https:\/\/longchangextracts.com\/?p=6983"},"modified":"2024-08-06T17:15:33","modified_gmt":"2024-08-06T17:15:33","slug":"vacuum-low-temperature-frying-technology","status":"publish","type":"post","link":"https:\/\/longchangextracts.com\/da\/vakuum-lavtemperatur-stegeteknologi\/","title":{"rendered":"Hvad er anvendelsesmulighederne for vakuum-lavtemperatur-stegeteknologi i f\u00f8devareforarbejdning?"},"content":{"rendered":"<p>Vakuum lavtemperatur friturestegningsteknologi er at f\u00e5 vandet i f\u00f8devarematerialer til at fordampe hurtigt under reduceret tryk (vakuum), at fuldf\u00f8re dehydreringsprocessen hurtigt p\u00e5 kort tid og at realisere dehydreringsprocessen af f\u00f8devarer under lav temperatur (90 \u2103).<\/p>\n<p>Som en ny teknologi til hurtig dehydrering af f\u00f8devarer kan lavtemperaturfriturestegningsteknologi spille en rolle i forbedringen af f\u00f8devarernes smag. Forbehandling af f\u00f8devarematerialer som blegning, farvebeskyttelse og impr\u00e6gnering f\u00f8r friturestegning ved lav temperatur kan maksimere opretholdelsen af f\u00f8devarematerialernes oprindelige tilstand, \u00f8ge faststofindholdet i f\u00f8devarer efter friturestegning og reducere olieindholdet i vakuumfriturestegt mad ved lav temperatur. Fra et akademisk synspunkt er vakuumfriturestegningsteknologi faktisk en t\u00f8rrings- og afvandingsproces af f\u00f8devarematerialer med lavtemperaturolie som medium.<\/p>\n<p><strong>Fordele ved vakuum-friturestegning ved lav temperatur<\/strong><\/p>\n<p><strong>1.1 Lavere stegetemperatur, mindre tab af n\u00e6ringsstoffer i f\u00f8devarerne<\/strong><\/p>\n<p>I dagligdagen er temperaturen p\u00e5 fritureolie med atmosf\u00e6risk tryk generelt over 160 \u00b0C og kan endda n\u00e5 230 \u00b0C. Friturestegning af mad ved s\u00e5 h\u00f8j en temperatur vil medf\u00f8re tab af n\u00e6ringsstoffer i maden.<\/p>\n<p>Vakuum lavtemperatur friturestegningsteknologi kan dog styre temperaturen p\u00e5 den olie, der bruges til friturestegning, s\u00e5 den holdes p\u00e5 90 ~ 100 \u2103, hvilket i h\u00f8j grad reducerer skaden ved h\u00f8j temperatur p\u00e5 n\u00e6ringsstofferne i maden, s\u00e5 de effektive n\u00e6ringsstoffer i f\u00f8devarerne kan bevares bedre.<\/p>\n<p><strong>1.2 Kort dehydreringstid<\/strong><\/p>\n<p>Under vakuum og lav temperatur er dehydreringshastigheden for f\u00f8devarematerialer hurtig. Da olietemperaturen ved vakuum-friture ved lav temperatur er lav, kan den i videst muligt omfang bevare f\u00f8devarernes oprindelige farve og karakter.<\/p>\n<p><strong>1.3 Bevar aromaen og smagen af selve f\u00f8devarematerialerne<\/strong><\/p>\n<p>F\u00f8devarematerialer i aroma- og smagskomponenterne er for det meste vandopl\u00f8selige komponenter, brugen af vakuum lavtemperatur friturestegningsteknologi, f\u00f8devarematerialer i en forseglet tilstand og lavtemperaturforhold og langsom opvarmning, i processen med lavtemperatur oliebad er meget lidt opl\u00f8st, og med den kontinuerlige reduktion af vand i opvarmningsprocessen i f\u00f8devarematerialerne, koncentreres f\u00f8devarematerialer i aroma- og smagskomponenterne yderligere.<\/p>\n<p><strong>1.4 Har en vis puffende effekt<\/strong><\/p>\n<p>F\u00f8devarematerialets cellev\u00e6vsinterstitielle vand i lavtrykstilstanden med hurtig fordampning og ekspansion, volumenfor\u00f8gelse, fra hullet i stansen ud af f\u00f8devarematerialet har en vis puffende effekt.<\/p>\n<p>F\u00f8devarematerialer i vakuum lavtemperatur friturestegning f\u00f8r -25 \u2103 milj\u00f8et i fryseprocessen, s\u00e5 fugtigheden mellem den cellul\u00e6re organisation af dannelsen af iskrystaller, \u00f8del\u00e6ggelsen af cellestrukturen, effekten er bedre.<\/p>\n<p><strong>1.5 Lille olieforbrug, ikke let at oxidere<\/strong><\/p>\n<p>Vakuum lavtemperatur friturestegningsteknologi med lav olietemperatur, og i en helt forseglet tilstand til friturestegning er olieoverfladen og luftkontaktomr\u00e5det lille, hvilket resulterer i, at friturestegningsolie ikke er let at oxidere, syrev\u00e6rdien af fedtstoffer og olier og peroxidv\u00e6rdien af den langsomme stigning, ikke let at r\u00e5dne.<\/p>\n<p>Vakuum lavtemperatur friturestegningsteknologi kan effektivt kontrollere olieindholdet i f\u00f8devarematerialer under 20%, sammenlignet med olieindholdet i normal temperatur og normalt tryk friturestegning af mad i 40% til 50%, vakuum lavtemperatur friturestegningsteknologi, olieforbrug er mindre.<\/p>\n<p><strong>Vakuumteknologi til stegning ved lav temperatur<\/strong><\/p>\n<p><strong>Anvendelse inden for f\u00f8devareforarbejdning<\/strong><\/p>\n<p><strong>2.1 Vakuum lavtemperatur friturestegningsteknologi inden for forarbejdning af frugt og gr\u00f8ntsager<\/strong><\/p>\n<p>Wang Yu i vakuum lavtemperatur friturestegningsprocessen af dehydrerede hvidl\u00f8gsskiver i unders\u00f8gelsen af friturestegningstemperatur, fort\u00f8rringstid og friturestegningstid til unders\u00f8gelse af faktorer til olieindholdet i hvidl\u00f8gsskiver og sensoriske score som en indikator, for at bestemme den optimale vakuum lavtemperatur friturestegning af hvidl\u00f8gsskiver af de optimale procesparametre for hvidl\u00f8gsskiverne sk\u00e5ret tykkelse p\u00e5 ca. 2 mm, i massefraktionen af 15% maltodextrinopl\u00f8sning macereret ved stuetemperatur under normalt tryk i 30 minutter, i massefraktionen 0.75% natriumalginatopl\u00f8sning Impr\u00e6gnering i 30 min, fort\u00f8rring med varm luft ved 60\u2103 i 2 timer, vakuumgrad 0,08~0,09 MPa, stegetemperatur 90~100\u2103, stegetid 10~15min, roterende affedtning i 4min, rotationshastighed 350r\/min, olieindhold i dehydrerede hvidl\u00f8gsskiver var 10,27%.<\/p>\n<p>He Jianjun et al. i vakuum lavtemperatur friturestegning lotus rod skiver proces forskning for at f\u00e5 den bedste proces for r\u00e5materialet lotus rod efter screening, skr\u00e6lning og reng\u00f8ring, sk\u00e6ring, skylning, farvebeskyttelse, skylning og blanchering og anden forbehandling, impr\u00e6gneret med krydderi impr\u00e6gnering l\u00f8sning indeholdende 6% maltodextrin, 2% salt, 0.5% mononatriumglutamat i 70 minutter, dr\u00e6net og fort\u00f8rret i 40 minutter, friturestegt ved 100 \u00b0C i et vakuummilj\u00f8 i 40 minutter og endelig affedtet i 6 minutter De f\u00e6rdige produkter blev emballeret.<\/p>\n<p>Li Jiang og andre i vakuum lav temperatur friturestegning jujube produktionsproces i vakuum lav temperatur friturestegning jujube bedste proces for friturestegning temperatur 90 ~ 105 \u2103, friturestegning tid 30min, vakuum grad 0,096 MPa, roterende de-olie hastighed 120 ~ 150 r \/ min, de-olie tid 3min.<\/p>\n<p><strong>2.2 Anvendelse af vakuum-friturestegningsteknologi ved lav temperatur til forarbejdning af spiselige svampe<\/strong><\/p>\n<p>Wang Min studerede vakuum lavtemperatur dehydreringsprocessen af abrikos champignon for at f\u00e5 den optimale proces med vakuum lavtemperatur friturestegning abrikos champignon chips med en tykkelse p\u00e5 2mm abrikos champignon skiver skoldet og bleget ved 80\u00b0C for 90s, og derefter impr\u00e6gneret med materiale-v\u00e6ske-forholdet p\u00e5 1:15 (g: ml), den ultralydsassisterede impr\u00e6gnering af maltodextrin med en massefraktion p\u00e5 15%, og derefter fort\u00f8rret med varm luft i 20 minutter ved 60\u00b0C, med en friture temperatur p\u00e5 80 ~ 90\u00b0C, en vakuumgrad p\u00e5 0.08~0.09MPa, og en friturestegningstid p\u00e5 3min. 0,09 MPa, stegetid 10 min, roterende affedtningshastighed 350 r\/min, affedtningstid 10 min, var produktets endelige olieindhold 30,43%.<\/p>\n<p>Andong et al. bestemte de optimale vakuum lavtemperatur friturestegningsprocesparametre for champignonchips i lavtemperatur vakuumfriturestegningsprocesforskning som andelen af impr\u00e6gneringsv\u00e6ske 30% maltoseopl\u00f8sning + 15% maltodextrin + 1% salt, vakuumfriturestegningstemperatur 100 \u2103, friturestegningstid 30min.<\/p>","protected":false},"excerpt":{"rendered":"<p>Vacuum low-temperature deep-frying technology is to make the water in food materials vaporize rapidly under reduced pressure (vacuum), to complete the dehydration process rapidly in a short time, and to realize the dehydration process of food under the condition of low temperature (90\u2103). As a new technology for rapid dehydration of food, low-temperature deep-frying technology [&hellip;]<\/p>","protected":false},"author":4,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[46],"tags":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v23.0 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>What are the applications of vacuum low temperature frying technology in food processing? - China Chemical Manufacturer<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/longchangextracts.com\/da\/vakuum-lavtemperatur-stegeteknologi\/\" \/>\n<meta property=\"og:locale\" content=\"da_DK\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"What are the applications of vacuum low temperature frying technology in food processing? - China Chemical Manufacturer\" \/>\n<meta property=\"og:description\" content=\"Vacuum low-temperature deep-frying technology is to make the water in food materials vaporize rapidly under reduced pressure (vacuum), to complete the dehydration process rapidly in a short time, and to realize the dehydration process of food under the condition of low temperature (90\u2103). 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