.7338.3671.3416.240.008E-4.067-2.0331.341-1.520.227F8.9004.4501.3413.320.045G-9.933-4.9671.341-3.700.034H7.8673.9331.3412.930.061S=4.64531-SQ=96.5%R-SQ(ADJ)=87.1%变异数分析SOURCEDFSEQSSADJSSADJMSFDMAINEFFECTS81773.951773.95221.7410.280.041RESIDUATERROR364.7464.7421.58TOTAL111883.69SOURCEABCDEFGHDF11111111SEQSS13.65115.3236.05840.0149.61277.63296.01185.654.确定关键因子从3可以分析出D,F,G为关键因子5.用田口方法进行参数优化试验设计把3个因子确定3个水平进行试验设计,不考虑其交互作用因子参数名称1水平2水平3水平D锡炉温度240。C247.5。C255。CF松香比重0.78G/CM20.80G/CM20.82G/CM2G预热温度80。C90。C100。CL933正交表DFGY1Y2Y3S/N11185847538.1612263725936.1313375768937.9821256637335.9722348564934.0923165767236.9731373786336.9632176855939.9933282868938.64结论:根据分析结果Y1,Y2,Y3,求出每一组合的望大特性信噪比试验组合D3F3C2是最佳方案锡炉温度255。C,松香比重0.82G/CM2,预热温度90。C温度补偿值由PLC脉冲控制,因设备老化严重,温差很大,每天测量的数据都相差10。C左右,所以容差设计略去,只能凭经验设定温度波动范围5。C。
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