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多品种小批量生产过程能力指数的计算与比较研究
引用本文:周祥才. 多品种小批量生产过程能力指数的计算与比较研究[J]. 常州工学院学报, 2007, 20(2): 66-69
作者姓名:周祥才
作者单位:常州工学院质量工程学院,江苏,常州,213002
摘    要:将单体生产过程成组,通过数据变换形成同一种数据分布,是有别于传统质量控制的思维方法。文章分析了过程能力指数计算的先决条件,给出了两种变换方法下过程能力指数的表达式,并通过与产品分布不合格率的内在关系的比较,阐述了过程能力指数计算真实性的重要意义和受限制的局限性。

关 键 词:成组条件  统计分布  数据变换  过程能力指数
文章编号:1671-0436(2007)02-0066-04
收稿时间:2007-02-07
修稿时间:2007-02-07

Study of Process Capability Indices Calculation and Comparison for Multi-specification and Small-batch Production
ZHOU Xiang-cai. Study of Process Capability Indices Calculation and Comparison for Multi-specification and Small-batch Production[J]. Journal of Changzhou Institute of Technology, 2007, 20(2): 66-69
Authors:ZHOU Xiang-cai
Affiliation:School of Quality Control Engineering, Changzhou Institute of Technology, Changzhou 213002
Abstract:It is differ from thinking method of the traditional quantity control by grouping single-body production process and forming same data distribute through data transforming.The paper reconstructs the first condition of process capability indices calculation,gives expression of process capability indices under two kinds of transformation methods,and elaborates the important meaning of process capability indices real calculation and restricted limitation by comparing inside relation of the product distribution unqualified rate.
Keywords:group condition  statistical distribution  data transformation  process capability indices
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