# 1 Antonio F. B. Costa Marcela A. G. Machado São Paulo State University Production Department Brazil BRAZILIAN ADVICE OF SCIENTIFIC AND TECHNOLOGICAL DEVELOPMENT.

## Presentation on theme: "1 Antonio F. B. Costa Marcela A. G. Machado São Paulo State University Production Department Brazil BRAZILIAN ADVICE OF SCIENTIFIC AND TECHNOLOGICAL DEVELOPMENT."— Presentation transcript:

1 Antonio F. B. Costa Marcela A. G. Machado São Paulo State University Production Department Brazil BRAZILIAN ADVICE OF SCIENTIFIC AND TECHNOLOGICAL DEVELOPMENT CNPq A Side-Sensitive Synthetic chart to Control the Process Mean Tuesday, July 9, 2013 Session 2: Special Topics of Process Control 12:05 - 12:30

2 Synthetic Charts

3 Alarm CRL L=5 CRL=3

4 Alarm CRL L=5 Alarm ?

5 Controling the Process Walter Andrew Shewhart Shewhart model

6 Controling the Process Shewhart model

7 Controling the Process Shewhart model

8 CRL=3 The Side Sensitive Synthetic Chart No alarm

Figure 4: SSARLs for the Side Sensitive and Synthetic charts ( =0.5)

Figure 5: SSARLs for the Side Sensitive and Synthetic charts ( =1.0)

Figure 6: SSARLs for the Side Sensitive and Synthetic charts ( =1.5)

Figure 7: SSARLs for the Side Sensitive and Synthetic charts ( =2.0)

13 The side sensitive synthetic median chart

14 The side sensitive synthetic median chart CRL=2 L=5 Alarm

SSARLs for the SSSyn Median chart and the Xbar chart (L=3, n=3) In-control ARL=1000

SSARLs for the SSSyn Median chart and the Xbar chart (L=3, n=3) In-control ARL=370.4

SSARLs for the SSSyn Median chart and the Xbar chart (L=3, n=2) In-control ARL=1000

SSARLs for the SSSyn Median chart and the Xbar chart (L=3, n=2) In-control ARL=370.4

19 Controling the Process Walter Andrew Shewhart Title: Quality Control Charts Author(s): Shewhart, W. A. Source: BELL SYSTEM TECHNICAL JOURNAL Volume: 5 Issue: 4 Pages: 72-82 Published: OCT 1926 Times Cited: 0 (from All Databases-Web of Knowledge) Title: Quality Control Author(s): Shewhart, W. A. Source: BELL SYSTEM TECHNICAL JOURNAL Volume: 6 Issue: 4 Pages: 175-192 Published: OCT 1927 Times Cited: 0 (from All Databases-Web of Knowledge)

20 Thanks a lot for your attention.

Download ppt "1 Antonio F. B. Costa Marcela A. G. Machado São Paulo State University Production Department Brazil BRAZILIAN ADVICE OF SCIENTIFIC AND TECHNOLOGICAL DEVELOPMENT."

Similar presentations