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1、基于稳健性设计的筛分加料工序质量评价和参数优化胡建军等基于稳健性设计的筛分加料工序质量评价和参数优化25基于稳健性设计的筛分加料工序质量评价和参数优化胡建军周冀衡熊燕雷矿生欧阳虹欧阳才发范林晖钟宇(1湖南农业大学烟草工程技术研究中心长沙410128;2中国烟草总公司职工技术培训中心郑州450008:3湖南长沙卷烟厂郴州卷烟分厂郴州423000)摘要:为探明各影响因素对工序加工质量的影响,采用田口方法——稳健性设计对筛分加料工序进行了较为系统的质量评价与参数优化.结果表明:1)热风温度对加料后叶片平均含水率和温度的影响均为最大,简体转速对加料后叶片平均含水率和温度的影响均为最小;
2、2)物料流量对加料后叶片含水率和温度的波动影响均为最大,筒体转速对含水率的波动影响最小,蒸汽压力对温度的波动影响最小;3)为减小加料后叶片含水率和温度的波动,以质量损失最小化为原则,各因素水平最适组合为:热风温度75℃,蒸汽压力0.35MPa,物料流量40~kg/h,筒体转速13.5r/min;4)综合各因素对加料后叶片含水率和温度的影响大小,可将热风温度和物料流量视为重要因素,蒸汽压力视为调节因素,简体转速视为次要因素.关键词:稳健性设计;SN比;筛分加料;质量评价;参数优化中图分类号:TS45.1文献标识码:A文章编号:1004.5708(2006)05.0025.05Qu
3、alityevaluationandparameteroptimizationofsievingandcasingprocessbasedonrobustdesignHUJian—inn,ZHOUJi-hengXIONGYanLEIKuang.shengsOUYANGHong3OUYANGCai.fasFANLin—huiZHONGYu(1HunanAgriculturalUniversity,Changsha4101282ChinaTobaccoTrainingCenterforProfessionalTechnicians,Zhengzhou4500083ChenzhouB
4、ranch,ChangshaCigaretteFactory,Chenzhou423000)Abstract:QualityevaluationandparameteroptimizationofsievingandcasingprocesswerestudiedbasedonTaguchimethod—mbustdesign.Resultsshowedthat:1)themostimportantinfluencingfactoronaveragelaminamoisturecontentandaveragelaminatemperatureaftercasingishot-
5、airtemperatureandthelessimportantinfluencingfactorisrevolving—speedofcasingcylinder;2)themostimportantinfluencingfactoronfluctuationoflaminamoisturecontentandlaminatemperatureaftercasingislaminatransferrate,whilethelessimportantinfluencingfactoronfluctuationoflaminamoisturecontentisrevolving
6、.speedofcasingcylinderandthelessimportantinfluencingfactoronfluctuationoflaminatemperatureissteampressure;3)thesuit.ableconditionswithregardtohot-airtemperature,steampressure,laminatransferrate,andrevolvingspeedofcasingcylinderare75℃,0.35MPa,4000kg/h,and13.5r/min;4)accordingtotheiroveralleff
7、ectonlaminamoisturecontentandlaminatemperatureaftercasing,hot-airtemperatureandlaminatransferratearemainfactors,steampressureisaadjustmentfactor,andtherevolving-speedofcasingcylinderisalessimportantfactor.Keywords:Robustdesign;Signal-noiseratio;Sie
