General process yechikafu chakaomeswa nechando
1. Preprocessing
Zvishandiso zvakasiyana zvinoda pretreatment isati yave nechando uye kuomesa-kuomesa kuti zvive nyore kugadzirisa.Zvigadzirwa zvenyama uye zvemumvura zvinoda kuongororwa uye kuongororwa, kutonhodzwa uye kuchembera, uye kuchekwa.
2. Product pre-freezing
Chigadzirwa chacho chakaputirwa mumidziyo yakakodzera uye pre-yakaomeswa nechando pazasi peiyo eutectic point isati yave kuomeswa nechando.Chinangwa chepre-freezing ndechekuchengetedza hukuru hwezvinhu zvisina kuchinjwa, uye zvigadzirwa zvakaomeswa nechando zvinogadzirwa zvine chimiro chinonzwisisika chekufambisa mvura sublimation.
3. Product sublimation kuomesa
Iyo sublimation process isati yakaomeswa nechando yechigadzirwa ichinyangarika inonzi sublimation drying.Panguva ino, teerera kupa yakakodzera kupisa flux kuti uve nechokwadi chekuti sublimation inoenderera isingasviki eutectic point.Kana tembiricha yakadzikira, nguva ye sublimation yakarebesa.Kana tembiricha yakakwira kupfuura iyo eutectic point, huwandu hwechigadzirwa huchaderedzwa, uye mabhuru anozonetsa kunyungudika.