WAProtector™ is a large-scale WAMS/WAMPAC platform for wide-area monitoring, protection, and control of power systems based on time-synchronized synchrophasor measurements.
KEY FEATURES:
• Complex large-scale phasor data concentrator (super PDC)
• Real-time power system stability analysis and event detection
• Alarm and event triggering based on detected system conditions
• Control actions supporting power system integrity protection schemes
• Data archiving for real-time visualization and post-event analysis
• Real-time data exchange with external phasor data concentrators
• Real-time data exchange with SCADA/EMS systems
• Real-time data visualization
• Offline data analysis and visualization
Solution Architecture
Solution Architecture
The WAProtector™ architecture is implemented as a fully integrated single-application platform optimized for low-latency operation and deterministic execution of monitoring, protection, and control functions.
Its modular architecture provides exceptional scalability, ranging from smaller installations with several tens of PMUs to large-scale (super WAMS/WAMPAC) deployments comprising hundreds of PMU devices.
Monitoring
Monitoring
WAProtector Real-Time Monitoring and Detection Functions
WAProtector™ is an integrated power system monitoring and control platform designed to provide an optimal balance of performance, scalability, and functionality.
Advanced wide-area monitoring and detection functions enable automatic identification of power system disturbances and dynamic phenomena. Detected events can be presented to system operators or directly used for automated protection and control actions.
Oscillations are a natural phenomenon in power systems and are continuously present during normal operation. Most continuously occurring oscillations remain within acceptable limits.
Problems arise when changes in the power system lead to excessive or poorly damped oscillations. In such situations, fast detection and the activation of appropriate control measures are essential to maintain system stability and security.
Detection of fast dynamic oscillatory phenomena
For these purposes, WAProtector™ provides an Oscillation Detector capable of automatically identifying oscillation modes together with their magnitude, frequency, and damping parameters in deterministic real time. The automatic monitoring function typically covers an oscillation frequency range from 0.01 Hz to 10 Hz.
This functionality is critical for automated power system control, as it enables fast and time-deterministic control actions in response to dynamic system conditions.
Monitoring of power system oscillation behaviour
WAProtector™ provides an advanced wide-band spectral analysis function for continuous monitoring of power system oscillatory behaviour.
This type of monitoring is intended for analysis of the semi-static dynamic behaviour of the power system and supports advanced offline correlation studies, such as evaluation of generation source impacts, power system model validation, and optimization of Power System Stabilizers (PSS).
Oscillation source detection and localization
WAProtector™ includes an advanced Oscillation Locator for automatic detection and localization of oscillation sources.
The Oscillation Locator analyzes oscillation mode energy flows to automatically identify the measured location closest to the source of the oscillation.
Monitoring of sub-synchronous and super-synchronous oscillations
WAProtector™ provides monitoring of sub-synchronous and super-synchronous oscillations (10–100/120 Hz) using time-synchronized current and voltage waveform measurements.
The system performs advanced real-time FFT calculations for detection and analysis of oscillatory modes. Identified modes can be utilized for alarm generation, detailed power system analysis, and investigation of dynamic phenomena within the power system.
The frequency monitoring group comprises detection functions for phenomena in which power system frequency serves as the primary parameter for detection and analysis. Besides frequency, additional measured and calculated parameters are commonly utilized.
Frequency Range Detector
WAProtector™ provides multi-level overfrequency and underfrequency detection functions for monitoring power system operating frequency ranges.
These functions generate event notifications and control signals for automated power system control and protection applications.
ROCOF
For ROCOF monitoring applications, WAProtector™ includes the TwoDelta Detection system, an advanced ROCOF detection function capable of identifying the initial frequency disturbance and differentiating it from recurring cyclic ROCOF events.
Primary Frequency Response Detector
The Frequency Response Detector monitors power system response following major generation or load outage events. The analysis is based on evaluation of the initial frequency deviation and active power variation within the power system. During the initial frequency transient, the system also calculates the estimated inertia at the measured location.
WAProtector™ supports primary frequency response estimation in accordance with ENTSO-E (European Network of Transmission System Operators for Electricity) and NERC (North American Electric Reliability Corporation) recommendations
Power System Islanding Detector
The WAProtector™ Frequency Islanding Detector provides automatic identification of power system frequency islands using synchronized frequency measurements. Reliable island detection is critical for correct signalling and control actions during stressed or disturbed power system conditions.
For each detected island, the system automatically selects and initializes a reference voltage phasor from a preconfigured reference phasor list to serve as the angular reference for phase angle difference calculations within the islanded network.
Inertia Monitoring
In modern power systems, inertia is becoming one of the key parameters for ensuring system stability and reliable operation, primarily due to the increasing penetration of variable renewable energy sources such as solar and wind power plants.
Systems such as WAProtector™ enable real-time frequency response analysis and estimation of local or system-wide inertia based on synchronized measurements (synchrophasors). Such functionalities are essential for future power systems with a high penetration of inverter-connected energy sources.
WAProtector™ supports three approaches for power system inertia estimation using time-synchronized frequency and power measurements.
Event-Based Inertia Estimation
Event-based inertia estimation is intended for inertia calculation during major frequency disturbance events. It is also used for validation of continuous real-time inertia estimation methods based on small frequency variations.
Continuous Real-Time Inertia Estimation
This method operates on the basis of small frequency variations and is intended for continuous monitoring of instantaneous inertia conditions across different locations and regions
Regional Inertia Estimation
Regional inertia estimation is intended for evaluation of inertia within a user-defined region. The estimation is based on locally estimated inertia values combined using weighted factors to calculate the regional inertia.
Voltage Monitoring
Voltage monitoring functions within WAProtector™ are intended for continuous supervision of power system voltage conditions and voltage stability. Advanced synchronized phasor measurements enable real-time detection of abnormal voltage conditions, angular instability, and voltage collapse risks across transmission networks and power transfer corridors.
Voltage Range Detector
The Voltage Range Detector monitors whether the voltage magnitude remains within predefined operating limits.
Phase Angle Difference Detector
The Phase Angle Difference Detector monitors phase angle differences between measured points within the network. When the phase angle difference exceeds predefined thresholds, a critical operating condition is detected, and warning or alarm notifications are issued to the operator. Corrective actions can then be initiated to restore the power system to normal operating conditions.
Corridor / Line Voltage Stability Detector
The Corridor / Line Voltage Stability Detector enables monitoring of voltage instability caused by high loading conditions on transmission lines or power transfer corridors. Visualization of voltage stability conditions is based on the PV curve, providing a clear representation of the operating point and voltage stability margin of the monitored line or corridor.
Detected voltage instability conditions resulting from excessive power transfer can be utilized for manual operator actions or automated corrective control functions.
Special Monitoring
Short circuit monitoring
Short circuit detection based on synchrophasors is used for detection of faults in power systems using synchronized voltage and current phasor measurements.”
The short circuit detector is used for detection of an occurrence of a short circuit in a power system. The detection is based on phase voltage and current phasors.
Line Thermal Monitoring
The line thermal monitoring based on synchrophasors is used for real-time monitoring and assessment of the average transmission line temperature using synchronized voltage and current phasor measurements from both ends of the line.
Line Parameter Estimation
The line parameter estimation based on synchrophasors is used for identification and monitoring of transmission line parameters in real time using synchronized voltage and current phasor measurements from both ends of the line.
protection and control
Protection and control
Wide Area Protection and Control (WAMPAC)
WAProtector, operating as a Wide Area Protection and Control (WAMPAC) system, can be used for the implementation of Remedial Action Schemes (RAS) and System Integrity Protection Schemes (SIPS).
RAS/SIPS functionality is configured through a combination of advanced monitoring and detection functions together with user-programmable logic.
The results of the RAS/SIPS logic are used by the data gateway functionality to transmit commands directly to substation automation systems or SCADA control centres.
User-programmable Functions
User-programmable functions allow combining overlimit detection statuses into specialized decision-making logic for real-time control purposes.
Programmable logic is used to construct RAS/SIPS control schemes.
Detection Functions
Standard detection functions identify frequency, voltage, and oscillation phenomena and generate digital status signals upon detection.
These status signals can be combined into advanced RAS/SIPS decision-making and WAMPAC control logic.
Controlled Islanding
Controlled islanding continuously monitors the operation of the electrical power system (EPS) and prepares the system for optimal stabilization using available resources in the event of system separation into islanded operation.
Coordinated Load Shedding
Coordinated load shedding enables fast automatic stabilization of the power system following generation loss events.
By continuously monitoring system conditions, the application dynamically prepares corrective action scenarios and executes rapid control actions when required.
Synchro-check Assistant
The synchro-check assistant supports reconnection of separated power system areas when standard synchro-check functionality cannot achieve successful synchronization.
The assistant provides a clear overview of system conditions and predicts the optimal synchronization instant based on time-synchronized phasor alignment.
hmi visualization
hmi visualization
The user-friendly graphical interface is one of the key operational tools for power system operators and analysts. WAProtector™ provides a flexible and highly customizable Human-Machine Interface (HMI) that can be adapted to specific operational and analytical requirements.
The HMI supports advanced real-time visualization, situational awareness, and offline analysis functionalities for efficient monitoring and investigation of power system events and dynamic phenomena.
Key features
The HMI is built on the capabilities of the UniFusion platform.
data historian
Data historian
Data storage and historical data management are essential components of WAMS/WAMPAC systems due to the high-volume real-time data streams processed within synchrophasor-based applications and time-synchronized waveform measurements.
WAProtector™ includes a comprehensive Data Historian system featuring a specialized high-performance circular database optimized for high-capacity data storage and processing exceeding one million samples per second.
For complete real-time and historical data recording, the WAProtector™ Historian includes:
The system supports data export in multiple industry-standard formats, including CSV (Comma-Separated Values), COMTRADE, and other supported binary and engineering data formats.
communication gateway
communication gateway
Communication Connectivity
WAProtector™ enables real-time data exchange with a wide range of power system data sources, including PMU devices, RTUs, IEDs, PDCs, SCADA/EMS systems, and other monitoring and control platforms.
For WAMS/WAMPAC applications, the system supports comprehensive synchrophasor communication standards commonly used within Phasor Data Concentrator (PDC) architectures, including both client and server communication functionalities.
Phasor Data Concentrator
WAProtector™ operates as a high-performance Phasor Data Concentrator (PDC), collecting and processing synchrophasor data from PMU and external PDC devices. The system can also operate as a server-side PMU/PDC gateway, enabling real-time synchrophasor data exchange and forwarding with external PDC systems.
The platform supports selective data exchange and provides complete control over transmitted and received data streams.
WAProtector™ supports major international synchrophasor communication standards, including:
All communication drivers support redundant communication architectures and high-availability connectivity.
Universal Data Gateway
WAProtector™ also operates as a universal power system data gateway, enabling interoperability with SCADA/EMS systems, telemetry control centers, substation automation systems, and third-party applications through standard industrial communication protocols, including:
A major advantage of data exchange between WAProtector™ and SCADA/EMS systems is that all exchanged measurements remain fully time-synchronized, significantly improving temporal consistency compared to conventional telemetry data exchange methods.
Data Exchange with External Applications for WAMS data processing
WAProtector™ supports integration and data exchange with external analytical and engineering applications, including MATLAB® and Python-based applications.
The platform supports both real-time and historical data exchange for advanced analytics, simulation, machine learning, and offline engineering studies.
offline data analysis
Offline data analysis
WAProtector Auto reporting
WAMS/WAMPAC systems operate with extremely large volumes of data, often reaching terabyte-scale datasets, which are difficult and time-consuming to analyze manually.
The WAProtector™ Auto Reporting functionality automatically generates reports related to detected events and periodic operational statistics, significantly simplifying system analysis and operational review.
Event Reports
Event reports are generated automatically based on detected power system events and disturbances.
For each detected event, the system automatically selects relevant data and identifies key event characteristics such as:
This enables fast and user-friendly post-event inspection and analysis.
Cyclic Reports
Cyclic reports are generated automatically according to predefined reporting intervals such as daily, weekly, or monthly schedules.
These reports provide statistical analysis and operational summaries related to power system performance, dynamic behavior, alarms, disturbances, and system operation trends.
Report Formats
Reports are generated in user-friendly and printable formats, including:
WAProtector™ Cognis Analytics™
WAProtector™ Cognis Analytics™ is an advanced analytics platform designed for offline analysis of time-synchronized historical data stored within the WAProtector Historian.
The platform applies advanced correlation and pattern-recognition methods to identify event relationships and dynamic system behaviour dependencies using archived synchronized measurements.
Cognis Analytics™ supports post-event forensic analysis, root-cause investigation, and identification of cyclic or repetitive system behaviour patterns across the power network.
high availability
high availability
High Availability and Redundancy
The redundant system architecture enables high availability of operational services and historical data storage.
Two or more independent UniFusion instances (up to four) can be interconnected through the integrated Redundancy Service, a native component of the platform.
During normal operation, one instance operates in Online mode while the remaining instances operate in Hot Standby mode. This architecture optimizes communication bandwidth utilization, since only the active instance maintains simultaneous communication with IED, RTU, PMU devices, and external data sources.
All redundancy synchronization and failover processes are fully automatic.
Optionally, two systems can operate simultaneously in parallel Online mode with automatic configuration synchronization, while maintaining independent historical databases without database synchronization.
The redundancy architecture enables highly available operation during hardware failures, software maintenance, and system upgrades without interruption of critical monitoring and control functions.
The redundancy framework supports integration of up to four UniFusion systems into a unified high-availability environment.
Fault Tolerance
The UniFusion incorporates advanced self-monitoring, fault-detection, and automatic fault-tolerance mechanisms to ensure resilient and uninterrupted operation.
The platform continuously supervises internal processes, communication services, data acquisition functions, and system resources, enabling automatic recovery and fault isolation during abnormal operating conditions.
configuration
Configuration
WAProtector™ engineering and application configuration is performed within the UniFusion® Engineering Studio environment.
Features
flexibility and modularity
Flexibility and modularity
The WAProtector™ platform is highly versatile and modular. Its flexible architecture enables straightforward adaptation to specific customer requirements and operational needs, while the modular design allows new functional modules and analytical capabilities to be added according to user requirements and future technology developments.
WAProtector™ supports PMUs from different manufacturers and is not restricted to a single PMU manufacturer.
WAProtector™ can also be implemented progressively in a step-by-step approach. Users may initially deploy the system for basic monitoring and data visualization using a limited number of PMUs and later expand the installation with additional PMUs, advanced real-time analytics, and more sophisticated WAMS/WAMPAC functionalities.
benefits
benefits
WAMS technology and time-synchronized measurement systems enable advanced real-time and offline analysis of power system behaviour and dynamics. Current applications of these technologies provide the following benefits:
Solution Architecture
The WAProtector™ architecture is implemented as a fully integrated single-application platform optimized for low-latency operation and deterministic execution of monitoring, protection, and control functions.
Its modular architecture provides exceptional scalability, ranging from smaller installations with several tens of PMUs to large-scale (super WAMS/WAMPAC) deployments comprising hundreds of PMU devices.
Monitoring
WAProtector Real-Time Monitoring and Detection Functions
WAProtector™ is an integrated power system monitoring and control platform designed to provide an optimal balance of performance, scalability, and functionality.
Advanced wide-area monitoring and detection functions enable automatic identification of power system disturbances and dynamic phenomena. Detected events can be presented to system operators or directly used for automated protection and control actions.
Oscillations are a natural phenomenon in power systems and are continuously present during normal operation. Most continuously occurring oscillations remain within acceptable limits.
Problems arise when changes in the power system lead to excessive or poorly damped oscillations. In such situations, fast detection and the activation of appropriate control measures are essential to maintain system stability and security.
Detection of fast dynamic oscillatory phenomena
For these purposes, WAProtector™ provides an Oscillation Detector capable of automatically identifying oscillation modes together with their magnitude, frequency, and damping parameters in deterministic real time. The automatic monitoring function typically covers an oscillation frequency range from 0.01 Hz to 10 Hz.
This functionality is critical for automated power system control, as it enables fast and time-deterministic control actions in response to dynamic system conditions.
Monitoring of power system oscillation behaviour
WAProtector™ provides an advanced wide-band spectral analysis function for continuous monitoring of power system oscillatory behaviour.
This type of monitoring is intended for analysis of the semi-static dynamic behaviour of the power system and supports advanced offline correlation studies, such as evaluation of generation source impacts, power system model validation, and optimization of Power System Stabilizers (PSS).
Oscillation source detection and localization
WAProtector™ includes an advanced Oscillation Locator for automatic detection and localization of oscillation sources.
The Oscillation Locator analyzes oscillation mode energy flows to automatically identify the measured location closest to the source of the oscillation.
Monitoring of sub-synchronous and super-synchronous oscillations
WAProtector™ provides monitoring of sub-synchronous and super-synchronous oscillations (10–100/120 Hz) using time-synchronized current and voltage waveform measurements.
The system performs advanced real-time FFT calculations for detection and analysis of oscillatory modes. Identified modes can be utilized for alarm generation, detailed power system analysis, and investigation of dynamic phenomena within the power system.
The frequency monitoring group comprises detection functions for phenomena in which power system frequency serves as the primary parameter for detection and analysis. Besides frequency, additional measured and calculated parameters are commonly utilized.
Frequency Range Detector
WAProtector™ provides multi-level overfrequency and underfrequency detection functions for monitoring power system operating frequency ranges.
These functions generate event notifications and control signals for automated power system control and protection applications.
ROCOF
For ROCOF monitoring applications, WAProtector™ includes the TwoDelta Detection system, an advanced ROCOF detection function capable of identifying the initial frequency disturbance and differentiating it from recurring cyclic ROCOF events.
Primary Frequency Response Detector
The Frequency Response Detector monitors power system response following major generation or load outage events. The analysis is based on evaluation of the initial frequency deviation and active power variation within the power system. During the initial frequency transient, the system also calculates the estimated inertia at the measured location.
WAProtector™ supports primary frequency response estimation in accordance with ENTSO-E (European Network of Transmission System Operators for Electricity) and NERC (North American Electric Reliability Corporation) recommendations
Power System Islanding Detector
The WAProtector™ Frequency Islanding Detector provides automatic identification of power system frequency islands using synchronized frequency measurements. Reliable island detection is critical for correct signalling and control actions during stressed or disturbed power system conditions.
For each detected island, the system automatically selects and initializes a reference voltage phasor from a preconfigured reference phasor list to serve as the angular reference for phase angle difference calculations within the islanded network.
Inertia Monitoring
In modern power systems, inertia is becoming one of the key parameters for ensuring system stability and reliable operation, primarily due to the increasing penetration of variable renewable energy sources such as solar and wind power plants.
Systems such as WAProtector™ enable real-time frequency response analysis and estimation of local or system-wide inertia based on synchronized measurements (synchrophasors). Such functionalities are essential for future power systems with a high penetration of inverter-connected energy sources.
WAProtector™ supports three approaches for power system inertia estimation using time-synchronized frequency and power measurements.
Event-Based Inertia Estimation
Event-based inertia estimation is intended for inertia calculation during major frequency disturbance events. It is also used for validation of continuous real-time inertia estimation methods based on small frequency variations.
Continuous Real-Time Inertia Estimation
This method operates on the basis of small frequency variations and is intended for continuous monitoring of instantaneous inertia conditions across different locations and regions
Regional Inertia Estimation
Regional inertia estimation is intended for evaluation of inertia within a user-defined region. The estimation is based on locally estimated inertia values combined using weighted factors to calculate the regional inertia.
Voltage Monitoring
Voltage monitoring functions within WAProtector™ are intended for continuous supervision of power system voltage conditions and voltage stability. Advanced synchronized phasor measurements enable real-time detection of abnormal voltage conditions, angular instability, and voltage collapse risks across transmission networks and power transfer corridors.
Voltage Range Detector
The Voltage Range Detector monitors whether the voltage magnitude remains within predefined operating limits.
Phase Angle Difference Detector
The Phase Angle Difference Detector monitors phase angle differences between measured points within the network. When the phase angle difference exceeds predefined thresholds, a critical operating condition is detected, and warning or alarm notifications are issued to the operator. Corrective actions can then be initiated to restore the power system to normal operating conditions.
Corridor / Line Voltage Stability Detector
The Corridor / Line Voltage Stability Detector enables monitoring of voltage instability caused by high loading conditions on transmission lines or power transfer corridors. Visualization of voltage stability conditions is based on the PV curve, providing a clear representation of the operating point and voltage stability margin of the monitored line or corridor.
Detected voltage instability conditions resulting from excessive power transfer can be utilized for manual operator actions or automated corrective control functions.
Special Monitoring
Short circuit monitoring
Short circuit detection based on synchrophasors is used for detection of faults in power systems using synchronized voltage and current phasor measurements.”
The short circuit detector is used for detection of an occurrence of a short circuit in a power system. The detection is based on phase voltage and current phasors.
Line Thermal Monitoring
The line thermal monitoring based on synchrophasors is used for real-time monitoring and assessment of the average transmission line temperature using synchronized voltage and current phasor measurements from both ends of the line.
Line Parameter Estimation
The line parameter estimation based on synchrophasors is used for identification and monitoring of transmission line parameters in real time using synchronized voltage and current phasor measurements from both ends of the line.
Protection and control
Wide Area Protection and Control (WAMPAC)
WAProtector, operating as a Wide Area Protection and Control (WAMPAC) system, can be used for the implementation of Remedial Action Schemes (RAS) and System Integrity Protection Schemes (SIPS).
RAS/SIPS functionality is configured through a combination of advanced monitoring and detection functions together with user-programmable logic.
The results of the RAS/SIPS logic are used by the data gateway functionality to transmit commands directly to substation automation systems or SCADA control centres.
User-programmable Functions
User-programmable functions allow combining overlimit detection statuses into specialized decision-making logic for real-time control purposes.
Programmable logic is used to construct RAS/SIPS control schemes.
Detection Functions
Standard detection functions identify frequency, voltage, and oscillation phenomena and generate digital status signals upon detection.
These status signals can be combined into advanced RAS/SIPS decision-making and WAMPAC control logic.
Controlled Islanding
Controlled islanding continuously monitors the operation of the electrical power system (EPS) and prepares the system for optimal stabilization using available resources in the event of system separation into islanded operation.
Coordinated Load Shedding
Coordinated load shedding enables fast automatic stabilization of the power system following generation loss events.
By continuously monitoring system conditions, the application dynamically prepares corrective action scenarios and executes rapid control actions when required.
Synchro-check Assistant
The synchro-check assistant supports reconnection of separated power system areas when standard synchro-check functionality cannot achieve successful synchronization.
The assistant provides a clear overview of system conditions and predicts the optimal synchronization instant based on time-synchronized phasor alignment.
hmi visualization
The user-friendly graphical interface is one of the key operational tools for power system operators and analysts. WAProtector™ provides a flexible and highly customizable Human-Machine Interface (HMI) that can be adapted to specific operational and analytical requirements.
The HMI supports advanced real-time visualization, situational awareness, and offline analysis functionalities for efficient monitoring and investigation of power system events and dynamic phenomena.
Key features
The HMI is built on the capabilities of the UniFusion platform.
Data historian
Data storage and historical data management are essential components of WAMS/WAMPAC systems due to the high-volume real-time data streams processed within synchrophasor-based applications and time-synchronized waveform measurements.
WAProtector™ includes a comprehensive Data Historian system featuring a specialized high-performance circular database optimized for high-capacity data storage and processing exceeding one million samples per second.
For complete real-time and historical data recording, the WAProtector™ Historian includes:
The system supports data export in multiple industry-standard formats, including CSV (Comma-Separated Values), COMTRADE, and other supported binary and engineering data formats.
communication gateway
Communication Connectivity
WAProtector™ enables real-time data exchange with a wide range of power system data sources, including PMU devices, RTUs, IEDs, PDCs, SCADA/EMS systems, and other monitoring and control platforms.
For WAMS/WAMPAC applications, the system supports comprehensive synchrophasor communication standards commonly used within Phasor Data Concentrator (PDC) architectures, including both client and server communication functionalities.
Phasor Data Concentrator
WAProtector™ operates as a high-performance Phasor Data Concentrator (PDC), collecting and processing synchrophasor data from PMU and external PDC devices. The system can also operate as a server-side PMU/PDC gateway, enabling real-time synchrophasor data exchange and forwarding with external PDC systems.
The platform supports selective data exchange and provides complete control over transmitted and received data streams.
WAProtector™ supports major international synchrophasor communication standards, including:
All communication drivers support redundant communication architectures and high-availability connectivity.
Universal Data Gateway
WAProtector™ also operates as a universal power system data gateway, enabling interoperability with SCADA/EMS systems, telemetry control centers, substation automation systems, and third-party applications through standard industrial communication protocols, including:
A major advantage of data exchange between WAProtector™ and SCADA/EMS systems is that all exchanged measurements remain fully time-synchronized, significantly improving temporal consistency compared to conventional telemetry data exchange methods.
Data Exchange with External Applications for WAMS data processing
WAProtector™ supports integration and data exchange with external analytical and engineering applications, including MATLAB® and Python-based applications.
The platform supports both real-time and historical data exchange for advanced analytics, simulation, machine learning, and offline engineering studies.
Offline data analysis
WAProtector Auto reporting
WAMS/WAMPAC systems operate with extremely large volumes of data, often reaching terabyte-scale datasets, which are difficult and time-consuming to analyze manually.
The WAProtector™ Auto Reporting functionality automatically generates reports related to detected events and periodic operational statistics, significantly simplifying system analysis and operational review.
Event Reports
Event reports are generated automatically based on detected power system events and disturbances.
For each detected event, the system automatically selects relevant data and identifies key event characteristics such as:
This enables fast and user-friendly post-event inspection and analysis.
Cyclic Reports
Cyclic reports are generated automatically according to predefined reporting intervals such as daily, weekly, or monthly schedules.
These reports provide statistical analysis and operational summaries related to power system performance, dynamic behavior, alarms, disturbances, and system operation trends.
Report Formats
Reports are generated in user-friendly and printable formats, including:
WAProtector™ Cognis Analytics™
WAProtector™ Cognis Analytics™ is an advanced analytics platform designed for offline analysis of time-synchronized historical data stored within the WAProtector Historian.
The platform applies advanced correlation and pattern-recognition methods to identify event relationships and dynamic system behaviour dependencies using archived synchronized measurements.
Cognis Analytics™ supports post-event forensic analysis, root-cause investigation, and identification of cyclic or repetitive system behaviour patterns across the power network.
high availability
High Availability and Redundancy
The redundant system architecture enables high availability of operational services and historical data storage.
Two or more independent UniFusion instances (up to four) can be interconnected through the integrated Redundancy Service, a native component of the platform.
During normal operation, one instance operates in Online mode while the remaining instances operate in Hot Standby mode. This architecture optimizes communication bandwidth utilization, since only the active instance maintains simultaneous communication with IED, RTU, PMU devices, and external data sources.
All redundancy synchronization and failover processes are fully automatic.
Optionally, two systems can operate simultaneously in parallel Online mode with automatic configuration synchronization, while maintaining independent historical databases without database synchronization.
The redundancy architecture enables highly available operation during hardware failures, software maintenance, and system upgrades without interruption of critical monitoring and control functions.
The redundancy framework supports integration of up to four UniFusion systems into a unified high-availability environment.
Fault Tolerance
The UniFusion incorporates advanced self-monitoring, fault-detection, and automatic fault-tolerance mechanisms to ensure resilient and uninterrupted operation.
The platform continuously supervises internal processes, communication services, data acquisition functions, and system resources, enabling automatic recovery and fault isolation during abnormal operating conditions.
Configuration
WAProtector™ engineering and application configuration is performed within the UniFusion® Engineering Studio environment.
Features
Flexibility and modularity
The WAProtector™ platform is highly versatile and modular. Its flexible architecture enables straightforward adaptation to specific customer requirements and operational needs, while the modular design allows new functional modules and analytical capabilities to be added according to user requirements and future technology developments.
WAProtector™ supports PMUs from different manufacturers and is not restricted to a single PMU manufacturer.
WAProtector™ can also be implemented progressively in a step-by-step approach. Users may initially deploy the system for basic monitoring and data visualization using a limited number of PMUs and later expand the installation with additional PMUs, advanced real-time analytics, and more sophisticated WAMS/WAMPAC functionalities.
benefits
WAMS technology and time-synchronized measurement systems enable advanced real-time and offline analysis of power system behaviour and dynamics. Current applications of these technologies provide the following benefits: