2013
Shared by: linzhengnd
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Stats
- views:
- 14
- posted:
- 9/7/2011
- language:
- English
- pages:
- 18
Document Sample


Data Pedigree: Can you trust your data?
#ConnWeek
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
#ConnWeek Santa Clara, CA May 23-26, 2011 2
Findings from the Field
#ConnWeek Santa Clara, CA May 23-26, 2011 3
Solution Example UC Davis
• Highlights:
– Spark lines as visual cues
– User interface via familiar map
– Good data assurance through trends
#ConnWeek Santa Clara, CA May 23-26, 2011 4
#ConnWeek Santa Clara, CA May 23-26, 2011 5
UC Davis – Map View
#ConnWeek Santa Clara, CA May 23-26, 2011 6
Week on Week Power
#ConnWeek Santa Clara, CA May 23-26, 2011 7
Solution Example UC Rochester
• Highlights:
– Classic “plant” process flow view
– Very dense display of indicators and calculations
– Internal and external data
– Trend Forecast
#ConnWeek Santa Clara, CA May 23-26, 2011 8
University of Rochester
#ConnWeek Santa Clara, CA May 23-26, 2011 9
Plant Data
#ConnWeek Santa Clara, CA May 23-26, 2011 10
6 Day Forecast Link
#ConnWeek Santa Clara, CA May 23-26, 2011 11
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
#ConnWeek Santa Clara, CA May 23-26, 2011 15
eBay - State of the Art Data Center
Integrated Monitoring:
• Mechanical
• Power
• IT
• Security
1,000 Devices
100,000 Indicators
#ConnWeek Santa Clara, CA May 23-26, 2011 16
Yes – you can Trust your Data!
Industry Average -vs- eBay Utah Data Center
#ConnWeek Santa Clara, CA May 23-26, 2011 17
Summary
• Enable users
• Provide context
• Automate analysis
• Get all the data
• Manage change
• Keep data forever
#ConnWeek Santa Clara, CA May 23-26, 2011 18
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