果蔬導熱系數(shù)的測定及山藥內部溫度場研究.pdf

1、云南師范大學碩士學位論文果蔬導熱系數(shù)的測定及山藥內部溫度場研究姓名：蘭維娟申請學位級別：碩士專業(yè)：農業(yè)生物環(huán)境與能源工程指導教師：夏朝鳳張百良20060601墨墮量墊墨墼塑型塞墨坐墊堡墮望矍!：!|!塑婆堡堡嬰墅AbstractThelivingbeingsspreadcalofificsasinterdisciplinarynewdevelopingdiscipline，hasgotfastdevelopmentinrecentyea

2、rsInthefieldofagriculturalproduction，PeoplehavehadbettermasteringtothehotresponselawofplantintermsofbiologybutmostlyoverweightqualitativeandexperienceanalysisTherearemuchmoreresearchonthequantitativeresearchoftheplanthea

3、ttransferatabroad，butlessreportathome，andthemajorityistospreadthequalityandcarryonresearchtotheseed，heattransferofthedryCourseoffruit，butstudyfewofaboutheattransferlawwithplantofthelifeactivityForthestudyoftheplantlifesc

4、iences，thephysicsmodelisplayingallimportantrole、Knowledgeofthethermalpropertiesofthebiologicaltissuesisimportantforfurtherinvestigateorganismconductheatcharacteristicandheattransfermechanismincludeorganismkeythattemperat

5、urefieldindicatesItisafundamentalresearchtoinvesttheabilityoftransportofthesesamples，andfurtherstudyingbio—heattransferThefirstobjectiveofthisthesisistodeterminetheheatconductioncoefficientofsomefruitsandvegetablesindiff

6、erenttemperaturefield，andanalyzetherelationbetweencoefficientofheatconductionandtemperature，andsetupthemathematicalmodeloftemperaturefieldinthecourseofrefrigeratingandkeepingfreshofthefruitsandvegetablesThisisanimportant

7、foundationforfurtherstudytheheattransferlawoftheplantsystemsTheissuesinvestigatedinthisthesisarelisted3Sfollowing：1WehavetestedtheheatconductioncoefficientofChineseyam，pear，F(xiàn)renchgourdthreefruitsindifferenttemperaturefie

8、ld，haveanalyzedtheheatconductioncoefficientofthesamekindoffruitsandvegetablesandtemperaturerelationTheresultshowthatther。coefficientofheatconductionincreaseswithrisingoftemperatureforthesameassortmentfruitsandvegetablesw

9、ithintherangeofcertaintemperature，thecoefficientcorrelationisgreaterthanOi95島2Th曼。鰓_【=【sienImodelfori聊e螞唧ingtll。2m；珊perature—fiel_il|insi@。一『t≯he：f、ru群itsan譬d豢_譬Fvegetablesafterharvestisestablishedbyuseofthermalphysicsth