Creating a Healthcare Facility’s Digital Twin Through Big ... · AI and data science decode...
Transcript of Creating a Healthcare Facility’s Digital Twin Through Big ... · AI and data science decode...
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Creating a Healthcare Facility’s Digital Twin Through Big Data and the IoT
October 29, 2018
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BuildingIQ Snapshot
• Building optimization company• Establishing the future of how AI interacts with buildings• Making smarter buildings that are more economical to operate
• 1100 buildings - 115+ million ft2 serviced with healthcare, commercial office, K-12, higher ed, government, museums, utilities, and enterprises in North American, Middle East, Australia, SE Asia
• Since 2009• ASX:BIQ since January 2016• ~45 people• Operations in United States, Australia, Philippines, and Singapore• 24/7 Network Operations Center
Strategic Partners
Industry Recognition
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Before We Get Into Digital Twins, a Brief Walk Down Memory Lane
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What in the world is this?
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What is a Digital Twin?
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Digital Twin – by Wikipedia
A digital replica of physical assets, processes and systems that can be used for various purposes. Provides both the elements and the dynamics of how an Internet of Things device operates and lives throughout its life cycle. Digital twins integrate artificial intelligence, machine learning and software analytics with data to create living digital simulation models that update and change as their physical counterparts change.
A digital twin continuously learns and updates itself from multiple sources to represent its near real-time status, working condition or position. This learning system, learns from itself, using sensor data that conveys various aspects of its operating condition; from human experts, such as engineers with deep and relevant industry domain knowledge; from other similar machines; from other similar fleets of machines; and from the larger systems and environment in which it may be a part of. A digital twin also integrates historical data…
A digital replica of physical assets, processes and systems that can be used for various purposes. Provides both the elements and the dynamics of how an Internet of Things device operates and lives throughout its life cycle. Digital twins integrate artificial intelligence, machine learning and software analytics with data to create living digital simulation models that update and change as their physical counterparts change.A digital twin continuously learns and updates itself from multiple sources to represent its near real-time status, working condition or position. This learning system, learns from itself, using sensor data that conveys various aspects of its operating condition; from human experts, such as engineers with deep and relevant industry domain knowledge; from other similar machines; from other similar fleets of machines; and from the larger systems and environment in which it may be a part of. A digital twin also integrates historical data…
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A Better Building IoT
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Technology Powered Services
Control Optimization
AI and data science decode insights in energy data for fault detection and operational benefits
Visualizing energy data to understand usage across portfolios
Buildings can be intelligently and continually controlled with cloud based solutions
Accurate prediction and optimization with automatic actions to achieve maximum energy efficiency
AnalyticsVisualization
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Creating the Digital Twin
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Thermal Model
Historical Power
Historical Weather
Historical BMS
Historical OccupancyBMS Actuals
IoT Actuals Digital Twin
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Digital Twin Block Architecture
Tariff
Weather
Control/BMS(data)
CPM.l
CPM.l
CPM.l
…
Comfort/App(data)
CM.l
CM.l
CM.l
…
Assets(data)
FW
FW
FW
…
Meter
Pulse
CT
BMS
…
Smart CityMeta Data
Power Source
IoT Sensors(data)
CM.l
CM.l
CM.l
…
Non-IntegratedPartners/Subs
IntegratedPartner Data)
1
2
3
…
API |
Fee
d
Control Models
Comfort Model
Thermal Model Optimizer
CorrelationEngine
Normalization Engine
Lightweight Appliance
API
Services
Asset Registry
Customer Master
MeterRepositoryTrending
Comms Engine
Analytics/Diagnosis
Power Source
Invtr
Invtr
Invtr
…
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Model
Optimize
Control
Learn
Digital TwinLearning Cycle
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What the Hell is that!?
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©Google DeepMind
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Digital TwinsFrom Rules to AI
Artificial Intelligence
Machine Learning
Reinforced LearningTransfer Learning
Extreme Learning Machines
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Leveraging the Digital Twin
• Baseline & Prediction
• Fault Diagnosis
• Commissioning
• Retro-Commissioning
• Demand Response
• Closed-loop Optimization• (with Control)
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Outcome-based Fault Detection
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FDD Can Create Analysis Paralysis
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Outcome-based Fault Detection ServiceChanging the FDD Game
• Closed-loop fault detection, diagnosis, prioritization, and validation service that maximizes the productivity of building facility teams and their contractors
• OFD uses a layered approach of human expertise, rules-based discovery and artificial intelligence to transform the noise of hundreds of detected daily faults into a set of prioritized, and justified, actions
• Builds the deep knowledge base about the building to protect you
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OFD Discovery & Diagnosis HierarchyFrom One Building to Entire Portfolios
MachineLearning
Rules-based FDD
Limited Data/Initial Evaluation
Com
plex
ity o
f det
ectio
n
e.g., Leaking valves, narrow deadbands and simultaneous heating and cooling
e.g., Identifies points and systems with unusual influence over the total building power or other systems. Also finds deviations in
from historical operation.
e.g., Oscillations, flat lines, sensor issues
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Confirming Root Cause Translating analytics to actionable insights
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Oscillation in Chiller1 Differential Pressure
• Simple alarm• Pattern
recognition/change• Manual sweep
…But why is it oscillating?
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Step 1 - Correlations MappingOscillation between paired points
This is what
happens when you look at all the data!
Here’s the oscillating
point
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Step 2 - Refine Correlation ValueNode interactions wherein the maximum oscillation is > 0.5
Mid-strength correlations
yield too many possible
dependencies
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Step 3 - Refine Correlation ValueNode interactions wherein the maximum oscillation is > 0.8
High correlation values set priority and
recommended actions
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Step 4 - Diagnosis/Root CauseThree data points impacting anomalous oscillations
Data driven INSIGHT
instead of an overload of information
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Predictive Energy OptimizationFeaturing Demand Response
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Driven by Machine Learning
• Unique thermal model for every building• Machine learning: an ever-evolving model• Model evolves with the building through seasons and
various modes of operation• Capitalizes on every building’s natural thermal
properties
• Incorporates multiple data streams including energy, weather, utility pricing, and BMS points
• Automatic discovery and learning produces truly customized models regardless of equipment types and operations
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Closed-Loop Control
• Optimized for Cost and Comfort• Micro-adjustments made throughout the day to zone
temperatures and pressures• Shifts HVAC load to less expensive hours• Ensures comfort with individual temperature requirements
for each zone
• Secure and local• Dynamic setpoints delivered via on-site appliance
• Measured for Efficacy• Energy, comfort and operations impact measured• Performance continuously verified via AM&V • Incorporates real-time occupant feedback (future feature)
Model
Optimize
Control
Learn
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BuildingIQ Control Options
Zone Level• Write Points
• Direct Zone Temperature Setpoint
• Read Points (as available)• Zone Temperature + Setpoint• VAV Points• AHU SAT, SAP, Return/Mixed Air• HVAC Fans Speed & Power• Chilled/Hot Water Valves• Compressor Stage• Damper Positions• Zone Enable + Setpoint• Relative Humidity• Boiler• Chiller
• Required Weather Data• Outdoor Air Temperature
AHU Level• Write Points
• AHU SAT, SAP
• Read Points (as available)• Zone Temperature + Setpoint• VAV Points• AHU SAT, SAP, Return/Mixed Air• HVAC Fans Speed & Power• Chilled/Hot Water Valves• Compressor Stage• Damper Positions• Zone Enable + Setpoint• Relative Humidity • Boiler• Chiller
• Required Weather Data• Outdoor Air Temperature
Model
Optimize
Control
Learn
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Questions
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Thank You
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