Kugadzirwa kwesimba kunobatsira zvakanyanya mukuwedzera kwemhepo inobuda, saka chero hupfumi hune musoro munzvimbo iyi hwakakosha. Iyo Agricultural Research Service yeUnited States Dhipatimendi rekurima (ARS) uye masayendisiti kubva kuYunivhesiti yeCalifornia kuBerkeley vanokurudzira nechinangwa ichi kuchinja kubva kune yazvino tekinoroji yekuomesa isobaric yemiriwo nemichero kuenda isochoric, ndiko kuti, kuomesa mumvura. .
Iyi nzira yakatove yakabudirira kushandiswa mukurapa, uye zvino zvinokwanisika kuishandisa mumhizha yezvokudya.
Muvambi weiyo isochoric freezing ndiBoris Rubinsky, uyo akatsanangura nheyo dzayo muna 2005. Pfungwa iyi haisi yekushandura mvura muzvinyorwa zvinyoro zvinyoro kuita aizi yakaoma panguva yekutonhora, nekuti makristasi ayo anokuvadza chimiro chavo. Kuti udzivise izvi, kamuri yakakomberedzwa nemadziro ine mvura mukati inogadzirwa, iyo inoshanda semhando yekudzivirira, uye inobvumidza iwe kuchengetedza tembiricha inosvika 0 ℃, kudzivirira nhengo dzevanopa mukati memvura kuti dzishanduke kuita ice.
Zvichangobva kuedza nembatatisi, madomasi matsva nemakwenzi zvakaratidza kuti isochoric kutonhora kunochengetedza chikafu nenzira yakafanana. Simbi iri mumudziyo inogona kutsiviwa nepurasitiki. Nemhando iyi yechando, hazvifanirwe kuve nechokwadi kuti chigadzirwa chakaoma nechando zvachose, kana kuti chinotonhora nekukurumidza sezvinobvira, uye saka hapana chakawandisa simba rekushandisa. Kutaura zvazviri, ndiro chete pachayo inoda kutonhodzwa.
Kusiyana nechando chakajairwa, umo michero nemiriwo zvinoburitswa kumhepo uye kuomesa chando kusvika kune yakasimba patembiricha iri pasi pe zero madhigirii Celsius, kutonhora kweisochoric kunochengetedza chikafu pasina kuchichinja kuita aizi yakasimba. Chero bedzi chikafu chichinyudzwa mumvura, chinodzivirirwa kubva kune ice crystallization uye chimiro chemuchero hachivhiringidziki.
Chero firiji yemumba inogona kuchinjirwa kurudzi urwu rwechando nekungoisa makamuri akakosha mufiriji. Kugadzirisazve mafiriji eindasitiri uye kugadzirisa indasitiri yese yechikafu hakuzove kwakaoma, iri ibasa rine mari shoma. Nekudaro, pamwero wepasi rose, izvi zvichachengetedza 6,5 bhiriyoni kilowatt-maawa pagore, izvo zvinozoita kuti kuderedzwa kwe4,6 bhiriyoni kg mukuderedzwa kwekabhoni.
Isochoric yechando inobvumirawo kuchengetedza zvirinani zvezvibereko zvitsva sematomatisi, cherries uye mbatatisi. Imwe mukana weisochoric kutonhora ndeyekuti inouraya utachiona panguva yekugadzira.
Iyo yese cheni yekugadzirwa kwechikafu chakaomeswa uye kugovera inogona kushandisa isochoric kutonhora - kubva kuvagadziri kuenda kune processors, vatengesi nevatengesi.