統(tǒng)計(jì)過(guò)程控制之先進(jìn)控制圖培訓(xùn)(英文版)-文庫(kù)吧資料
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【正文】 Belton Confidential: For training only Control Chart Roadmap Q u a li t yC h a r a c t e r is t i cD e f e c t s o rD e f e c t iv e sH ig h Y ie ldC o n s t a n tS / S iz eC p k 1 . 5A t t r ib u t e sD r i f tD e t e c t io nS / S iz e = 1V a r ia b le sD e f e c t iv e s D e f e c t s p C h a rt n p C h a rtC um u l a t i v eC ou n t C h a r tC o n s t a n tS / S iz eNop C h a rtNoY e sY e s c C h a r t u C h a r t u C h a r tY e sNoN o r m a lD is t r ib u t io nC U S U M C h a rt E W M A C h a rtX a n d MRC ha rt sNoP re C on t ro lC ha rt sY e sY e sY e sNoG r a d u a lNoC o n s t a n tS / S iz eS u d d e nX ba r a n d SC ha rt sNoX ba r a n d RX ba r a n d S C ha rt sY e s29 End of Presentation Rev 1 15 Mar 03 謝謝觀看 /歡迎下載 BY FAITH I MEAN A VISION OF GOOD ONE CHERISHES AND THE ENTHUSIASM THAT PUSHES ONE TO SEEK ITS FULFILLMENT REGARDLESS OF OBSTACLES. BY FAITH I BY FAITH 。Statistical Process Control: Advanced Control Chart Belton Confidential: For training only Course Content ? Variables Control Charts ? XMR Chart ? Cusum Chart ? EWMA Chart ? PreControl Chart ? Attributes Control Charts ? Cumulative Count Chart 2 Belton Confidential: For training only XMR Chart Applications where sample size for process monitoring is n=1 ? 100% automated inspection and measurement ? production rate is very slow ? repeatability of measurement is negligible ? variation within unit (. roll of paper) is negligible The XMR Chart (or IMR Chart) is a useful control chart if the characteristic is independently and normally distributed. 3 Belton Confidential: For training only XMR Chart If Xi is the measurement obtained during sampling i, then the Moving Range MRi is given by MRi = Abs{Xi Xi1} = | Xi Xi1 | . MR1 = |X1 X0| MR2 = |X2 X1| MR3 =
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