魚松壓縮成型工藝及設備研究.pdf

1、華中農業(yè)大學碩士學位論文魚松壓縮成型工藝及設備研究姓名：任金海申請學位級別：碩士專業(yè)：農業(yè)機械化工程指導教師：陳紅20120620華中農業(yè)大學2012屆碩士研究生學位論文AbstractThefreshwaterfishproductionofchinaisthehighestintheworldhoweverthedeepprocessingtechnologyandequipmentoffreshwaterfishrelativel

2、ylagsbehindInordertoimprovetheaddedvalueoflowvaluefreshwaterfish，anewkindoffishflosschipwasdevelopedwithabundantoflowvaluedriedsilverasthemajormaterialbyautoclaving，blowingmoldinganddryingAimingatthepoormoldingandfeeding

3、ofthedriedfishflosstheeffectofcompressionmoldingtechnologyonfishflosschipsensoryevaluationandtexturalpropertiesandthefeedinguniformitywereanalyzedUltimatelyasuitablecompressionmoldingequipmentindriedfishflosswasdesignedE

4、ffectsofmoldingtechnologyparametersoncompressioncharacteristics，sensoryevaluationandtexturalpropertiestheaddingamountofpre。gelafinizedsficloyt11emoldingpress：thepressurekeepingtimeand硒emoldingvelocitywerestudied。碭eresult

5、sshowsthatthee能Ctofaddingamountofpregelatinizedstickyonhardnessspringiness，adhesiveness，cohesiveness，chewinessandsensoryscoreswassignificantTheeffectofmoldingpressonhardnessandspringinesswasnotsignificant，onadhesiveness，

6、chewinessandsensoryscoreswassignificant，oncohesivenesswasverysignificant。碭eeffectofpressurekeepingtimeonhardness，adhesiveness。chewinessandsensoryscoreswasnotsignificant，onspringinesswassignificant，oncohesivenesswasverysi

7、gnificantTheeffectofmoldingvelocityonhardness，springiness，adhesiveness，cohesiveness，chewinessandsensoryscoreswasnotsignificantThesensoryscorehassignificantlypositivecorrelationtohardnessandchewiness，significantlynegative

8、correlationtospringinessandadhesivenessTheorderoftheparametersforincreasingthesensoryscorewasthemoldingpressaddingamountofpregelatinzedstickythepressurekeepingtimeTheoptimumprocessingparameterswere20％addingamountofpre—ge

9、latinizedsticky3ⅣⅢamoldingpressand20spressurekeepingtimeThephysicalcharacteristiesofdriedfishflosswasmeasured：54960wallfrictionangle16528kg／m3loosebulkdensity30698kg／m3tapbulkdensity46％compressibility5940reposeangle，5790

10、collapseangle，250differentialangle，6270internalfrictionangleTheresultsshowthatthedriedfishflossisaviscositygranularmaterial，lackofliquidityEffectsoffeedingparametersonaveragequalityandvariationcoefficients，mixingtimevane

11、slopeanglevanerotatingspeedandheightwerestudiedrnleresultsshowthattheeffectofvaneslopeangle，vanerotatingspeedandheightonaveragequalityandvariationcoe伍cientswasverysignificantTheeffectofmixingtimeonaveragequalitywasverysi

12、gnificantonvariationcoemcientswassignificantTheorderoftheparametersforchangingtheaveragequalityandvariationcoe伍cientswasvaneslopeanglemixingtimevanerotatingspeedheightTheoptimumprocessingparameterswere25smixingtime，600va

13、neslopeangle14r／minvanerotatingspeedand17mmheightUndertheseconditions。theaveragequ2Ilitywas55869thevariationcoefficientwas0061碭efishflosschipmoldingequipmentwasdesignedjincludingrack。feedingdevice。compressionmoldingdevic

14、e，unloadingdeviceandthepositioningdeviceIthasgoodperformanceinfeedingandadjustingthemoldingpressandpressurekeepingtime，itwasabletomeetthedemandforproducing“driedfishflosschipKeywords：Driedfishfloss；compressionmolding；pro