30 July 2009 Ryan Coetzee. Late data – why are we waiting….. Late data – what do we do about...
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Transcript of 30 July 2009 Ryan Coetzee. Late data – why are we waiting….. Late data – what do we do about...
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Tips and TricksHandling Late Data
30 July 2009Ryan Coetzee
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Late data – why are we waiting….. Late data – what do we do about it? Late data – Optimization (how can we do it
better?)
Contents
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Process of measurement does not always happen in sequence◦ A substance arrives at a smelter◦ Some assumptions are made about moisture content, wet
mass, dry mass, etc◦ Later on (undefined time) , the ACTUAL values may or may
not replace the estimates◦ Further on in time, these values may or may not be “fiddled”
again to make numbers work better on reports
Why are we waiting?
![Page 4: 30 July 2009 Ryan Coetzee. Late data – why are we waiting….. Late data – what do we do about it? Late data – Optimization (how can we do it better?)](https://reader038.fdocuments.net/reader038/viewer/2022103123/56649d975503460f94a80503/html5/thumbnails/4.jpg)
Case Study - Platinum Smelter
Precious Metal AccountingPTPD
RURH
WMDM
RH
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How The Solution Works
Listener
Precious Metal
Accounting
Get all events that happened within the last 30 days
OSISoft PI Historian
Write to configured
streams tags
IDX_USML
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Questions?