#ConnWee k Data Pedigree: Can you trust your data?
#ConnWeek
Data Pedigree: Can you trust your data?
#ConnWeek Santa Clara, CA May 23-26, 2011
Automation Data Issues
• Accuracy and Precision• Over and Under Sampling• Scaling and Unit of Measure• Labeling and Searching• Sequence and Timestamp• Lost and Missing Records• Tampering and System Faults
…not an exhaustive list
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#ConnWeek Santa Clara, CA May 23-26, 2011
Findings from the Field
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#ConnWeek Santa Clara, CA May 23-26, 2011
Solution Example UC Davis
• Highlights:– Spark lines as visual cues– User interface via familiar map– Good data assurance through trends
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#ConnWeek Santa Clara, CA May 23-26, 2011 5
#ConnWeek Santa Clara, CA May 23-26, 2011
UC Davis – Map View
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#ConnWeek Santa Clara, CA May 23-26, 2011
Week on Week Power
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#ConnWeek Santa Clara, CA May 23-26, 2011
Solution Example UC Rochester
• Highlights:– Classic “plant” process flow view– Very dense display of indicators and calculations– Internal and external data– Trend Forecast
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#ConnWeek Santa Clara, CA May 23-26, 2011
University of Rochester
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#ConnWeek Santa Clara, CA May 23-26, 2011
Plant Data
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#ConnWeek Santa Clara, CA May 23-26, 2011
6 Day Forecast Link
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#ConnWeek Santa Clara, CA May 23-26, 2011
Harvard Medical School• Facilities Management
– 18,000 Maintainable Assets– 24/7 Call Center– 200 Node BMS
• Energy Usage– 15 Mw Electric– 70K lbs/hr Steam– 10k+ Tons Chilled Water
• Sustainability Initiatives– Approx. 60 Primary Meters– Approx. 112 Tenant and Sub-meters– 172 Total CHW / Steam / Electric / Air
#ConnWeek Santa Clara, CA May 23-26, 2011
Greenhouse Gas Models
• Analyze Energy Usage
• Model Building Performance
• Long Term Data Trends
#ConnWeek Santa Clara, CA May 23-26, 2011
Anywhere Access
• Live Data on Blackberry for monitoring critical situations
#ConnWeek Santa Clara, CA May 23-26, 2011
eBay Data Center Approach
• Key Factors– Monitoring ‘baked in’ at design time– Utility integrated control of primary 138kV feeds– Constantly adding/removing racks (tech refresh)– Requires real time data and notifications
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#ConnWeek Santa Clara, CA May 23-26, 2011
eBay - State of the Art Data Center
Integrated Monitoring:•Mechanical•Power•IT•Security
1,000 Devices100,000 Indicators
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#ConnWeek Santa Clara, CA May 23-26, 2011
Yes – you can Trust your Data!
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Industry Average -vs- eBay Utah Data Center
#ConnWeek Santa Clara, CA May 23-26, 2011
Summary
• Enable users• Provide context• Automate analysis• Get all the data• Manage change• Keep data forever
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