determine and design the best alt
DESCRIPTION
Determine and Design the Best ALT. Fred Schenkelberg, Consultant January 23 rd thru 26 th , 2012 RAMS Session 13C. Selection Criteria. Selection Criteria. Meaningful Results. Selection Criteria. Meaningful Results Measures. Meaningful Results: Measures. Threshold. Surrogate. - PowerPoint PPT PresentationTRANSCRIPT
![Page 1: Determine and Design the Best ALT](https://reader033.vdocuments.net/reader033/viewer/2022051317/568160c6550346895dcff3cc/html5/thumbnails/1.jpg)
Determine and Designthe Best ALT
Fred Schenkelberg, ConsultantJanuary 23rd thru 26th, 2012
RAMS Session 13C
![Page 2: Determine and Design the Best ALT](https://reader033.vdocuments.net/reader033/viewer/2022051317/568160c6550346895dcff3cc/html5/thumbnails/2.jpg)
Selection Criteria
![Page 3: Determine and Design the Best ALT](https://reader033.vdocuments.net/reader033/viewer/2022051317/568160c6550346895dcff3cc/html5/thumbnails/3.jpg)
Selection CriteriaMeaningful Results
![Page 4: Determine and Design the Best ALT](https://reader033.vdocuments.net/reader033/viewer/2022051317/568160c6550346895dcff3cc/html5/thumbnails/4.jpg)
Selection CriteriaMeaningful ResultsMeasures
![Page 5: Determine and Design the Best ALT](https://reader033.vdocuments.net/reader033/viewer/2022051317/568160c6550346895dcff3cc/html5/thumbnails/5.jpg)
Threshold
Unrelated
Surrogate
Direct
Meaningful Results:Measures
![Page 6: Determine and Design the Best ALT](https://reader033.vdocuments.net/reader033/viewer/2022051317/568160c6550346895dcff3cc/html5/thumbnails/6.jpg)
Meaningful ResultsMeasuresCost
Selection Criteria
![Page 7: Determine and Design the Best ALT](https://reader033.vdocuments.net/reader033/viewer/2022051317/568160c6550346895dcff3cc/html5/thumbnails/7.jpg)
Threshold
Prohibitive
Budget
Inexpensive
Cost
![Page 8: Determine and Design the Best ALT](https://reader033.vdocuments.net/reader033/viewer/2022051317/568160c6550346895dcff3cc/html5/thumbnails/8.jpg)
Meaningful ResultsMeasuresCostPrecisionDurationSamples
Selection Criteria
![Page 9: Determine and Design the Best ALT](https://reader033.vdocuments.net/reader033/viewer/2022051317/568160c6550346895dcff3cc/html5/thumbnails/9.jpg)
ALT APPROACHESConsider the alternative ways to conduct the testing
![Page 10: Determine and Design the Best ALT](https://reader033.vdocuments.net/reader033/viewer/2022051317/568160c6550346895dcff3cc/html5/thumbnails/10.jpg)
Example CaseCapacitor24/7 operationHigh voltage loadOutdoor environment
Insulation breakdown failure mechanism
Let’s consider some ALT options
![Page 11: Determine and Design the Best ALT](https://reader033.vdocuments.net/reader033/viewer/2022051317/568160c6550346895dcff3cc/html5/thumbnails/11.jpg)
Time Compression
![Page 12: Determine and Design the Best ALT](https://reader033.vdocuments.net/reader033/viewer/2022051317/568160c6550346895dcff3cc/html5/thumbnails/12.jpg)
Build a Model
![Page 13: Determine and Design the Best ALT](https://reader033.vdocuments.net/reader033/viewer/2022051317/568160c6550346895dcff3cc/html5/thumbnails/13.jpg)
Given a Model
Peck’s Relationship
![Page 14: Determine and Design the Best ALT](https://reader033.vdocuments.net/reader033/viewer/2022051317/568160c6550346895dcff3cc/html5/thumbnails/14.jpg)
Step Stress
![Page 15: Determine and Design the Best ALT](https://reader033.vdocuments.net/reader033/viewer/2022051317/568160c6550346895dcff3cc/html5/thumbnails/15.jpg)
Degradation
![Page 16: Determine and Design the Best ALT](https://reader033.vdocuments.net/reader033/viewer/2022051317/568160c6550346895dcff3cc/html5/thumbnails/16.jpg)
Example CaseCapacitor24/7 operationHigh voltage loadOutdoor environment
Insulation breakdown failure mechanism
3 viable ALT options
![Page 17: Determine and Design the Best ALT](https://reader033.vdocuments.net/reader033/viewer/2022051317/568160c6550346895dcff3cc/html5/thumbnails/17.jpg)
SelectAssume a Model
ALT Selection
![Page 18: Determine and Design the Best ALT](https://reader033.vdocuments.net/reader033/viewer/2022051317/568160c6550346895dcff3cc/html5/thumbnails/18.jpg)
Questions?