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Distribu TECH
Transmission Reliability Panel
San Diego, California
January 25th , 2005
By
Carlos Martinez – EPG/CERTS
Real-Time Monitoring Tools and Multi-View
Visualization For Wide-Area Operations
South.Calif.
Edison
Electric Power
Group
National Labs
Universities
Lawrence Berkeley Oak Ridge Sandia
Pacific Nat.LabCornell, Berkeley,
Illinois, WashingtonS Wisconsin, ArzS, Gtech, TxAM, IowaS,
CrngM, ColSMCAISO, NYISO,ATC, AEP, TVA, NERC
Research Funders
Research Providers
Dep.Of Energy
State Power Commissions
Calif. Energy
Comm.
Industry Advisory Board
Conduct needed public interest research on reliability technology solutions, tools, models, systems, and management processes required in competitive electric markets for improving reliability
and market efficiency of the U.S. electric grid
South.Calif.
Edison
Electric Power
Group
National Labs
Universities
Lawrence Berkeley Oak Ridge Sandia
Pacific Nat.LabCornell, Berkeley,
Illinois, WashingtonS Wisconsin, ArzS, Gtech, TxAM, IowaS,
CrngM, ColSMCAISO, NYISO,ATC, AEP, TVA, NERC
Research Funders
Research Providers
Dep.Of Energy
State Power Commissions
Calif. Energy
Comm.
Industry Advisory Board
Conduct needed public interest research on reliability technology solutions, tools, models, systems, and management processes required in competitive electric markets for improving reliability
and market efficiency of the U.S. electric grid
Consortium for Electric Reliability
Technology Solutions (CERTS)
Level 1
§ Generation
§ Transmission
§ Substations
SCADA – REGIONAL CONTROL CENTERLevel 2
EMS –CONTROL AREALevel 3
Regional Real Time Control:
§ Local Load-Generation Balance - AGC
§ Local Grid Switching
§ State Estimation
§ Grid Security Analysis
§ Security Constrained Dispatch
OPERATIONAL
LEVELS DATA MONITORING & CONTROL
§ Substation Automation § Local Generation Control
§ Grid High Voltage
§ Interconnection Frequency-
Ace
LOCAL CONTROL
SUBSTATIONSLevel 1
§ Generation
§ Transmission
§ Substations
SCADA –REGIONAL CONTROL CENTERSCADA - REGIONAL CONTROL CENTERLevel 2
EMS –CONTROL AREAEMS - CONTROL AREA Level 3
LOCAL CONTROL
GENERATION PLANTS
Emerging
Level 4
Synchronized
Phasor
Measurements
WA Real Time Load-Generation
Balance, ACE-Frequency
WA Real Time Grid
Dynamics Monitoring-WA-RTDMS
WA Adaptive Protection
Dynamic Settings for Local
Protection Using Phasors
WA Remedial Action
WA Emergency
Frequency Control
WA Oscillations
Damping
WA Monitoring/Analysis WA Real Time Control WA Protection
REAL TIME WIDE AREA MONITORING, CONTROL & PROTECTION-(RT-WAMCP)
C. Martinez – CERTS / EPG
Level 1
§ Generation
§ Transmission
§ Substations
SCADA – REGIONAL CONTROL CENTERLevel 2
EMS –CONTROL AREALevel 3
Regional Real Time Control:
§ Local Load-Generation Balance - AGC
§ Local Grid Switching
§ State Estimation
§ Grid Security Analysis
§ Security Constrained Dispatch
OPERATIONAL
LEVELS DATA MONITORING & CONTROL
§ Substation Automation § Local Generation Control
§ Grid High Voltage
§ Interconnection Frequency-
Ace
LOCAL CONTROL
SUBSTATIONSLevel 1
§ Generation
§ Transmission
§ Substations
SCADA –REGIONAL CONTROL CENTERSCADA - REGIONAL CONTROL CENTERLevel 2
EMS –CONTROL AREAEMS - CONTROL AREA Level 3
LOCAL CONTROL
GENERATION PLANTS
Emerging
Level 4
Synchronized
Phasor
Measurements
WA Real Time Load-Generation
Balance, ACE-Frequency
WA Real Time Grid
Dynamics Monitoring-WA-RTDMS
WA Adaptive Protection
Dynamic Settings for Local
Protection Using Phasors
WA Remedial Action
WA Emergency
Frequency Control
WA Oscillations
Damping
WA Monitoring/Analysis WA Real Time Control WA Protection
REAL TIME WIDE AREA MONITORING, CONTROL & PROTECTION-(RT-WAMCP)
C. Martinez – CERTS / EPG
Integrated Real-Time Wide-Area Monitoring,
Control and Protection System
Data Acquisition Data Acquisition
WA - Real Time Load - Generation Balance, ACE - Frequency WA – Real Time Grid Dynamics Monitoring VSA WA Security Assessment
Real Time Wide Area Monitoring
Applications, Analysis, Metrics
Event Archives
WAN
Phasor Data Concentrator(s )
Local Area System Detection, Alarm
WA Applications Data Buffer
PMU(s ) and DFR(s )
Coordinated, Adaptive, WA
Real Time Control
Coordinated, Adaptive, WA
Protection
Layer 4 Applications
Layer 1
Layer 2 Data Management
Layer 3 Data Signal
Processing & Filters
Event Detection
Logic
Contiguous Archives
WA – Oscillations Damping
WA - Remedial Action
WA – Emergency Frequency Control
WA - Adaptive Protection
Dynamic Settings for Local Protection Using Phasors
WA - Real Time Load - Generation Balance, ACE - Frequency WA – Real Time Grid Dynamics Monitoring VSA WA Security Assessment
Real Time Wide Area Monitoring
Applications, Analysis, Metrics
Event Archives
WAN
Phasor Data Concentrator(s )
Local Area System Detection, Alarm
WA
Applications Data Buffer
PMU(s ) and DFR(s )
Coordinated, Adaptive, WA
Real Time Control
Coordinated, Adaptive, WA
Protection
Layer 4 Applications
Layer 1
Layer 2 Data Management
Layer 3 Data Services Signal
Processing & Filters
Event Detection
Logic
Continuous Archives
WA – Oscillations Damping
WA - Remedial Action
WA – Emergency Frequency Control
WA – Oscillations Damping
WA - Remedial Action
WA – Emergency Frequency Control
WA - Adaptive Protection
Dynamic Settings for Local Protection Using Phasors
WA - Adaptive Protection
Dynamic Settings for Local Protection Using Phasors
Short Term Archive
(Memory)
Real-Time Wide-Area Monitoring, Control
and Protection System Architecture
Performance
Management
Strategy
CERTS Performance Management Strategy
Monitoring Tools for Monitoring and
tracking actual performance
in real time looking for
early warning signs
Reliability
Markets
Metrics Evaluate and develop
standards that can be
quantified and
measured
Assessment Determine impacts
on reliability,markets
efficiency and assets
utilization
Risk Assessment
Grid Reliability
Market Efficiency
Analysis Convert archived
monitoring into
meaningful
information
Risk Analysis
Grid Data
Market Data
Historical Data
Key Reliability
Indicators
Grid Real-Time Performance
Monitoring and Prediction
Platform (Grid-3P©)
Generation/Demand (ACE-Frequency
Monitoring,Suppliers Performance) Grid (VAR Management, System Dynamics Monitoring) Markets
CERTS Performance Management
Strategy and Interface with RTPM tools
Layer 3 - Real-Time Performance Monitoring Applications
Optimization, Forecasting, Statistics and Probabilistic Technologies
Real-Time
ACE-Frequency,
AIE, CPS and
Inadvertent
Monitoring
Real-Time
Suppliers
Performance
For AGC and FR
Voltage Security
Monitoring and
Assessment
Real Time
Dynamics
Monitoring
System (RTDMS)
RESEARCH FOR
FUTURE
APPLICATIONS
Layer 1 – Real Time Memory Based Database
Layer 1 - Data Communications COM+, OPC, Web Based and Data Conversion (API)
Layer 4 – Visualization, Wide and Local Area
Geo-Graphic Multi-View Multi-Layer RESEARCH FOR FUTURE VISUAL ENHANCEMENTS Auto-Onelines
Long Term Archiving Database
With PI -Type Tagging
Characteristics for Historical
Data Analysis and Assessment
Intelligent Alarm
Processor
Services and
Database
Layer 2 – Common Archiving, Event, Alarms and Logging Monitoring Services
Real Time
Event Manager
Services and
Database
Real Time
Logging Services
and Database
Report
Generation
Services
Archiving/RT DB
Revision: CAM.10.02.04A
Grid Performance Monitoring and
Prediction Platform Architectural Layers
Data
Collection
ANALYSIS and
ASSESSMENT
(Performance Indices)
Data
Archiving
ALERTS
(Statistical)
ALARMS
(Thresholds)ACTIONS
REAL TIME MONITORING
OPERATIONS ENGINEERS
OPERATIONS MANAGEMENT
REAL TIME INFORMATION MANAGEMENT
System Performance Analysis Plan
System Dynamics
Monitoring
Frequency Response
Monitoring Absolute Angle
Differences of Key
WECC Paths
Relative Angle &
Voltage Difference
Between Key
Sources & Sinks
MW and MVAR
Transfer Across
Key WECC Paths
Local Area and Wide-
Area Monitoring
In 4-Panel Visuals
System Dynamics Monitoring -
Visualization Overview
Wide-Area, Multi-View
ACE-Frequency Real Time Monitoring System
Snapshot of ACE
for each of the
West Coast
control Areas for
the last 6 ten-
minute periods
Interconnection
frequency vs.
ACE from
selected control
area above
• 10 NERC Reliability Regions
• 18 Reliability Coordinators
• 8 ISOs/RTOs/ IMO Operating – Additional Planned
• 135 Control Areas
Data are produced at all different levels
Wide-Area integrated information is required at new levels
Generation Companies
Distribution Utilities
Transmission Companies – Own and Operate
ISOs/RTOs/IMO – Markets and Grid Management
NERC Reliability Coordinators – Reliability Management
The Problem -Too Much Data No Enough Operational Information
REAL-TIME
PERFORMANCE
MONITORING
HISTORICAL
PERFORMANCE
TRACKING
SENSITIVITIES
AND
SHORT TERM
PREDICTION
ACTIONS & SIMULATIONS
FOR RELIABILITY
AND MARKETS
• Generation/Demand (ACE-Frequency
Suppliers Performers)
• Grid/Transmission (VAR Management,System Dynamics, Monitoring)
• Markets
Grid Real-Time Performance Monitoring and Prediction
Platform (Grid-3P©)
REAL-TIME
PERFORMANCE
MONITORING
HISTORICAL
PERFORMANCE
TRACKING
SENSITIVITIES
AND
SHORT TERM
PREDICTION
ACTIONS & SIMULATIONS
FOR RELIABILITY
AND MARKETS
• Generation/Demand (ACE-Frequency
Suppliers Performers)
• Grid/Transmission (VAR Management,System Dynamics, Monitoring)
• Markets
Grid Real-Time Performance Monitoring and Prediction
Platform (Grid-3P©)
• Generation/Demand (ACE-Frequency
Suppliers Performers)
• Grid/Transmission (VAR Management,System Dynamics, Monitoring)
• Markets
Grid Real-Time Performance Monitoring and Prediction
Platform (Grid-3P©)
Visual Information Wheel
Multi-View Visualization Design Criteria
Design
Rules
Objectives To Select The Multiple Views
Diversity Use multiple views when there is a diversity of attributes, models, geographic
jurisdictions and user profiles
Complementarity Use multiple views when different views bring out correlations and/or disparities
Decomposition Partition complex data into multiple views to crate manageable chucks and to
provide insight into the interaction among different dimensions
Parsimony Use minimum view minimally
Objectives For Presentation and Interaction
Space/Time
Resource
Optimization
Balance the spatial temporal costs of having multiple views with the spatial
temporal benefits of using the views
Self-Evidence Use perceptual cues to make relationships between multiple views more apparent
to the user
Consistency Make the interfaces and states of multiple views consistent
Attention
Management
Use perceptual techniques to focus user’s attention on the right view at the right
time
Views
ACTION
Corrective
Control Area Dispatcher Communication
Visual Content WHAT is
Happening
WHY it is
Happening
TREND
Future Near
Term
Real Time Monitoring
(Now)
Abnormal
Frequency Alarms
Control Areas
Worst ACE
N/A
Historical Tracking
(Most Recent)
10-Minute and
1-Hour Tracking
ACE-Frequency Correlation -
Coplots
Forecast-Actual Comparison
Corrective Actions
Archiving
Near Term Prediction
(Next 1h-24h)
Near real time predictions for key parameters
N/A
N/A N/A
Probabilistic Near Term Forecast
Pattern recognition
approach - To be defined
Simulation and Replay
Automatic, Interactive
Frequency Replay
Automatic, Interactive ACE-
Frequency Replay
Visualization Content Definition
CERTS Multiple-View Architecture
Monitoring
Prediction
Tracking
System Status Window Navigation Pad
Text Data/Horizontal Scroll
Geographic Menu Engineer’s Module Menu
Text Window Menu
Monitoring
Prediction
Tracking
System Status Window Navigation Pad
Text Data/Horizontal Scroll
Geographic Menu Engineer’s Module Menu
Text Window Menu
Real-Time Monitoring Panel
Tracking Panel
Forecast Panel
Panel
Next Steps
System Dynamics monitoring
– Definition of key WECC Paths
– Definition of path and angle limits based on prior studies
– Expansion the monitoring system to include SCE, PG&E and others
– Enhancements to displays
– PDC hardware support
– Application software support
– Use of WECC WAN – long term
– Training (users guide and hands on)
• Train the trainer or user?
Voltage and VAR Monitoring
Suppliers Performance