现代大米加工技术

0ralSession3:CerealProeessingModernRieeProeessingTeehnologyKjOiKawakamiTasteResearehOffiee,SatakeCo.,Ltd.,Saiionishihonmaehi,Higashihiroshima,JaPanEMail:kkawakami@satakeiaPan·Co·iPKeyWordS:riee,rinsefreeriee,funetionalriee,GAA,RakumeshiAbstraet:overtime,theeaPabilitiesofrieeProeessingteehnologyhaveinereasedfromsimPlyProeessingfood,tosimPlifyingtherieeeookingProeess,toinereasingnutritionalvalue.Attheirmostbasie,rieeProeessingteehnologyWasusedtoProeessbrownrieeintoPolishedriee.Advaneessuehasrinsefreeriee,Paekedriee,andfrozenrieeweredeveloPedtosimPlifytheProeessofeookingriee.Andtoaddfurthernutritionalvalue,Produetssuehasgerminatedbrownrieeandfunetionalrinsefreer1CearenowaVailableWhiehboastinereasednutrientssuehasGammaAminouytrieAeid(GAA),1ron,andvitamin[.Therearetwokindsofrieemillingsystems:abrasivemillingsystemsandfrietionmillingsystems.Abrasivemillingsystemsremovethebranfromgrainsofrieebyeontaetingthegrainswithanabrasiverollandsub{eetingthegrainstoimPaetforee.Frietionmillingsystems,ontheotherhand,removerieebranbyinereasingthePressurebetweengrainsandothergrains,shearingoffthealeuronelayerusingfrietion.SystemswhiehuseanabrasiveProeessfollowedbytwofrietionProeessesareeommonamongr1eemillingmaehinesforbusinessuse.Generally,themillingratio1510%forthefirststeP,70%fortheseeondsteP,and20%forthethirdsteP.TheProduetofsuehasystemhasawhitenessdegreeof90%,avalue20%higherthanbrownriee.R1nsefreerieeeanbeeookedwithoutwashing,anditsflavorandqualityareequivalenttoPolishedr1ee.ThediffereneebetweenPolishedrieeandrinsefreeriee15thatPolishedrieeretainssomeadheredbranwhiehhasnotbeeneomPletelyremovedbyarieemillingmaehine,whilerinsefreerieedoesnot.Ifriee15eookedwhileitretainssomeadheredrieebran,theeookedrieewillnotbeglossy,w111smelllikebran,andwillbeyellowish.Toavoidthis,it15neeessarytowashPolishedrieebeforeeooking.Rinsefreerieedoesnotneedtobewashedbeforeeooking,beeauseallrieebranwasremovedbytherinsefreerieeProduetionProeess.Rinsefreeriee15veryPoPularforuseinbusinessenvironments,suehasthefoodservieeindustry,beeauseitdeliversmanyadvantagesoverPolishedr1ee.First,laboreostsandwaterehargeseanberedueedbeeausenowaterorlabor15usedtowashtheriee.Seeond,nowastewatertreatmentfaeilitiesareneededbeeausetherieeisn’twashed.Finally,r1nsefreerieeProdueeseonsistentresultsevenifthequantityofwaterusedforeooking15noteonsistentorifeaehbateh15madebyadifferenteook.This15esPeeiallyvaluableforaehainstore,whieheanbesurethateustomerswillreeeivethesamehighqualityrieeateveryloeation.ThelatestdeveloPmentsinfunetionalrieeeanbedividedintotwotyPes.ThefirsttyPedeseribesProduetsinWhiehnaturallyoeeurringnutrientsareinereasedorretained.Germretainedrieewhiehhasretainedthenutrientsoftherieeembryo15oneexamPleofthisytPeoffunetionalriee.GerminatedbrownrieeinwhiehGAAhasbeeninereasedbygermination15anotherexamPle.GAAriee15athirdexamPleofthistyPeoffunetionalriee:it15white,rinsefreerieewhiehretainsalltheGAAeontentof8O0ralSession3:CereaPlroeessinggerminatedbrownriee.ThistyPeofriee15easytoeatandriehinGAA.TheothertyPeoffunetionalr1eeineludesrinsefreeandPaekedrieewhiehhasbeenfortifiedwithaddedfunetionailngredients.SometyPesofrieeinthiseategoryarePaekedrieewithsignifieantlyredueedProteineontentdesignedforrenalPatients,andPaekedrieewithinereaseddietaryfiberforthosesensitivetobloodsugarlevels.FromgermretainedrieeandfunetionallyeoatedrieetoGAArieeand“Rakumeshi”brandPaekedr1ee,manyoPtionsareavailableforeustomerslookingtogainmorefunetionaliytoutoftheirriee.EMial:kkawakami@Satake」apan.co.PJ:、、、GABA:、。,、、。,GABA、E。,,。,。,10%、70%、20%,90%20%。,。。、、,。。,:;;、,。,,。,GABA、,GABA。、。1/20,。,、、GABA、。