ABB PPD513 Excitation Control Module – Key Functions
1. Generator Excitation Regulation
Precisely controls field current in synchronous generators to maintain stable terminal voltage (±0.25% regulation accuracy)
Supports dual-mode operation: Automatic Voltage Regulator (AVR) and Field Current Regulator (FCR)
2. Power System Stabilization
Incorporates adaptive PSS (Power System Stabilizer) with configurable damping algorithms
Provides <100ms response time for transient stability enhancement during grid disturbances
3. Advanced Protection Suite
10+ protection functions including:
Over/under excitation protection (IEEE C37.102 compliant)
V/Hz protection with dual-slope characteristic
Rotor earth fault detection (sensitivity <50kΩ)
4. Cyber-Secure Communication
IEC 62439-3 compliant redundant communication (PRP/HSR protocols)
IEC 62351 encrypted data transmission for grid-critical applications
5. Condition Monitoring
Continuous rotor winding thermal modeling (accuracy ±3°C)
Real-time harmonic analysis (up to 50th order) for early fault detection
6. Application Scenarios
Black start capability for critical generation units
Renewable integration (inertia emulation for wind/solar farms)
Industrial cogeneration with fast load rejection response
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