新型水分快速測定電子天平研究.pdf

1、湖南大學碩士學位論文新型水分快速測定電子天平研究姓名：楊雁申請學位級別：碩士專業(yè)：測試計量技術(shù)及儀器指導教師：滕召勝20030601AbstractInthispaperanewhigh—speedmoisturedeterminationbalancebasedonthelossondryingmethodandtheadaptivedatafusiontheorywithshiftsamplingmethodisproposedCo

2、nsistedoftheinfraredovenandtheelectronicbalance，thenewmoisturebalancecanprecdictthesample’SmoisturecontentwithhighaccuracywhilethesampleisstillunderdryingSoitcansolvethecontradictionbetweenthespeedandtheaccuracyofthemois

3、turemeasurementforalongtimeThetraditionalmethodtodeterminethemoisturecontentisprolixBecausesampleabsorbswaterintheairthecoolingprocedureoftenleadstoadditionalerrorsThenewmoisturebalancecansolvetheseproblemsItcanreducethe

4、timeofmoisturemeasurementto10—30minutesfrom1—4hours111epaperconsistsof6chapters：ThefirstchapterexpoundsthegreatsignificanceofmoisturedeterminationtheresearchbackgroundandtheinnovationofthepaperThesecondchapterdiscussesth

5、ecurrentsituationandlimitationofthepresentstandardmoisturedeterminationmethodsThenthenewmoisturebatancebasedonthedatafusionandpredictiontheoryispresentedThethirdchaptersystematicallyanalysestheprincipleofthenewmoistureba

6、lancebasedonIntel16bitmicrocontroller80C196KC，thenintroducesthedesignsofinfraredovenandtheMCUsystem，ThehardwareschematicsarealsopresentedThefourthchapterpresentstheadaptivepredictiontheorywithshiftsamplingmethodtospeedup

7、themeasuringprocedurePracticalapplicationshavetestifiedthatitisanalgorithmwiththecharacteristicsofhighaccuracyrealtimeresponse，stabilizationandadaptationPracticalapplicationsalsoshowthatthemethodisfeasibleInthefifthchapt

8、eLsomekeytechniquestoquicklyobtaintheaccuratemoistureresultsareintroducedFinallythedeficienciesofthepaperaresummarized，andthemethodstoimprovethemareproposedKeywords：Highspeedmoisturedetermination；Electronicbalance；Losson