DIgSILENT PowerFactory for Distribution Applications
PowerFactory Distribution provides all tools required for distribution system analysis.
General Capabilities
- User accounting
- Single-user data base
- Data Manager and Object Browser
- Project organization
- System Stage administration
- Variants and Revisions
- Flexible Study Case administration
- Device type library
- Parameter characteristics
- Single-line and substation graphic
- DPL-DIgSILENT Programming Language
- DOLE interface for GIS and SCADA
Integrated Features
- OHL parameter calculation
- Complex line routes and sections
- Asynchronous machine identification
Enhanced Models
- Support of any kind of meshed / radial 1-, 2-and 3-phase AC/ DC networks
- Busbar configurations and topology
- FACTS and HVDC systems
- AC/DC voltage and current sources
- Double-fed induction machine
- Softstarter
- PMW converter, rectifier, inverter
- Booster transformer
Basic Functions
Balanced / unbalanced AC/DC Load Flow
- "forced" convergence option
- Automatic voltage control (AVR / shunts)
- Automatic tap-changer control
- Device characteristics
- Station control and network control
Fault Analysis
- IEC 909, ANSI C37 and VDE 0102/0103
- Complete method
- General fault analysis (multiple faults)
Additional Functions
- Contingency analysis
- Voltage stability analysis
Harmonic Analyis
- Harmonic loadflow
- Calculation of common harmonic indices
- Continuous frequency sweep
- 3-phase or positive sequence model
- Harmonic current and voltage sources
- Unbalanced harmonic sources
- Characteristic and non-characteristics
- Inter-harmonics
- Frequency dependent R and X values
- Various filter models & filter sizing
- Ripple control signals
Protection Functions
- Comprehensive relay library
- Transient /steady state response checks
Overcurrent-time protection
- Fuses and low voltage circuit breakers
- Cable and transformer damage curves
- Automatic co-ordination diagrams
Distance protection
- Comprehensive library of relay models
- Electro mechanical, static & digital relays
- Any relay characteristic (MHO, polygonal)
- R-X diagrams
- Automatic time-distance diagrams
Distribution Network Optimization
- Optimal capacitor placement
- Open tie optimization
- Cable reinforcement optimization
Low Voltage Network Analysis
- Line loads and load unbalances
- Consideration of simultaneity factors
- Voltage drop and cable loading analysis
- Feeder plots and feeder scaling
Reliability
- Failure models for lines, transformers, generators, busbars, circuit breakers
- Common mode failures
- Monte Carlo and fast, analytical approach
- Realistic FEA including system restoration
- Consideration of protection devices
- Calculation of all common busbar- and load reliability indices.
