Chakudya chowumitsidwa mufiriji, chomwe chimadziwikanso kuti FD (Freeze Dried) chakudya, chili ndi mwayi wokhala ndi thanzi labwino komanso thanzi, ndipo chimatha kusungidwa kutentha kwa firiji kwa zaka zopitilira 5 popanda zoteteza. Chifukwa cha pint yake kuwonjezera pa madzi ambiri, ndi kulemera kopepuka, kosavuta kunyamula ndi kunyamula ndi ubwino wina, chakudya chowuma chowumitsidwa chayambanso kulowa m'moyo wa People's Daily, kukhala chakudya chopatsa thanzi chosavuta.
Chifukwa choti chomalizidwacho ndi chopepuka komanso chosavuta kunyamula ndikunyamula, chakudya chowumitsidwa chayambanso kulowa m'moyo wa People's Daily ndikukhala chakudya chosavuta komanso chathanzi chopumula. Kufunika kwa chakudya chowumitsidwa mufiriji kukukulirakulira padziko lonse lapansi.
Chakudya chachikulu chimaundana chowumitsira makina Ndichifupikitsa makina owumitsa owumitsa owumitsa chakudya, ukadaulo wowumitsa chakudya umayamba m'zaka za m'ma 1930, ndipo makina owumitsa owumitsa zakudya omwe alipo tsopano akhala chida chofunikira chowumitsa chakudya pokonza mwakuya.
Mfundo yowumitsa kuzizira kwa chakudya: Kutengera kukhazikika komanso kusinthika kwamadzi, olimba ndi gasi m'magawo atatu amadzi otentha ndi kutentha kosiyanasiyana, chakudya chokhala ndi madzi chimayamba kuzizira kukhala cholimba, kenako pansi pamlingo wina wa vacuum, madzi omwe ali mmenemo amatsitsidwa mwachindunji kuchokera pamalo olimba kupita kumalo a mpweya, kuti achotse njira yosungira madzi.
Zipangizo zowumitsa zowumitsa chakudya zimakhala ndi bin yowumitsa, firiji, vacuum unit, cycle unit, electric control unit, etc.
Tiyeni tiwone ubwino wogwiritsa ntchito makina akuluakulu owumitsa chakudya kuti aziwumitsa chakudya:
1, chakudya chaumitsidwa pa kutentha kochepa, ndipo zigawo zomwe sizimatenthetsa kutentha muzakudya, monga mapuloteni, tizilombo toyambitsa matenda ndi zinthu zina zowonongeka, zimatha kutetezedwa.
2, kuyanika pa kutentha otsika, imfa ya zigawo zina kosakhazikika mu chinthu ndi zochepa.
3, kuyanika pa kutentha otsika, kukula kwa tizilombo toyambitsa matenda ndi udindo wa michere pafupifupi anasiya, kotero nkhani pazipita kuti kukhalabe choyambirira katundu.
4, kuyanika kumachitika mu vacuum osauka-oxygen boma, ndi kuwononga zina mosavuta oxidized zigawo zikuluzikulu mu chakudya yafupika.
5, makina akuluakulu owumitsa chakudya amaundana ndi kuyanika kwa sublimation, pambuyo pa kusungunuka kwa madzi, chakudyacho chimakhalabe mu alumali oundana oundana, voliyumu imakhala yosasinthika itatha kuyanika, imakhala yotayirira komanso yaporous spongy, m'dera lamkati ndi lalikulu, kubwezeretsanso bwino.
6, kuumitsa kuzizira kwa chakudya kumatha kupatula 95% mpaka 99% yamadzi, kuti zouma zouma zitha kusungidwa kwa nthawi yayitali.
Nthawi yotumiza: Aug-05-2024
