of 6
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PowerFactory: Functions 1
DIgSILENT PowerFactory Functions
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PowerFactory: Functions 2
Load Flow/Transmission
Fast and Accurate Load Flow Algorithm (Full Newton Raphson,
Newton-Raphson Current Iteration)
AC and DC Networks (for HVDC Transmission)
Secondary Power-Frequency Control
Primary Control
Secondary Reactive Power-Voltage Control
Load Profiling
P-V Curves
All Types of Sensitivities (dv/dQ, dphi/dP, Branch Sensitivities etc.)
Modal dv/dQ Analysis
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PowerFactory: Functions 3
Load Flow/Distribution
Any Type of Network Technology:
Three-Phase,Three-Phase-Four Wire, Two-Phase, Bi-Phase,
Single Wire-Earth Return, DC Networks
Any Type of Network Topology (Meshed and Radial)
Suited for Extremely Large MV Networks (>20000 Bus Bars)
Voltage Profile Diagrams
Stochastic Load Models for Considering Load Diversity in LV
Networks
One- and Two-Dimensional Load Profiles
Feeder Scaling
Open Point Optimization
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Active and Reactive Power
Dispatch
Loss Minimization
Fuel Cost Minimization
Branch Flow Limits
Bus Bar Voltage Limits
Active/Reactive Power Limits
Stator Current Limits
Reserve Constraints
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Short Circuit
Short Circuits According to IEC 60909, ANSI C37 and Complete
Superposition Method
Full Implementation of IEC 60909/2001
Multiple Faults Analysis
Fault Types:
Three-Phase
Two-Phase
Two-Phase to Ground
Single-Phase to Ground
Inter-Circuit (also Between Different Voltage Levels)
Open Conductor
Sliding Faults along Lines
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PowerFactory: Functions 6
Stability
Transient and Dynamic
Stability
Highly Accurate Generator and Load Models
Large Library of Standard
Models
User Defined Modeling
Variable Step Size Algorithm
Easy-to-Use Chart Definition Interactive Event Definition
Small Signal Analysis (Modal
Analysis)
Simulates
Any Unbalanced Fault Scenario
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PowerFactory: Functions 7
Electromagnetic Transients
Detailed Network Model
Transformer Saturation Transformer Capacitances
Distributed Parameter Line
Models (Constant andFrequency Dependent)
Detailed (Switching) Power
Electronics Device Models
Easy-to-Use Chart Definition
Interactive Event Definition
Variable Step Size Algorithm
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PowerFactory: Functions 8
Overcurrent Protection Modeling
CT and VT Models
Fuses
OCT-Relays
Directional Relays
Differential RelaysLV Circuit Breakers
Coordination
Selectivity Diagrams
Simulation
Steady State
Time Domain
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PowerFactory: Functions 9
Distance Protection Modeling
CT and VT Models
MHO-Characteristics
Quadrilateral Characteristics
X/R-Blinder
Starting Characteristics
Inter-Tripping Schemes Coordination
R-X Diagrams
Time-Distance Diagrams Simulation
Steady State
Time Domain
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PowerFactory: Functions 10
Harmonics
Balanced and Unbalanced Harmonic Sources
Characteristic, Non-Characteristic and Inter-Harmonics
Frequency- and Time-Domain Charts
Harmonic Loadflow
Frequency Scan
Frequency Dependent Line
Parameters
Distributed Parameter Line Models
Filter Sizing
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PowerFactory: Functions 11
Reliability
Weibul-Markov Failure Models
Line/Transformer/Bus Bar Failures
Common Mode Failures
Double Earth Faults
Circuit Breaker Failures
Protection Failures
Analytical State Enumeration
Monte Carlo Simulation Advanced System Restoration Models including Generator
Dispatch and Load Shedding
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PowerFactory: Functions 12
DPL (DIgSILENT Programming
Language)
Arithmetic operations, standard functions Virtual object functions
Logic operations, lLoops: do{……..} while(…)
Alternative: if(….) then{….} else{…}
Access to any system parameter
Use of every command
Every command can be used
Definition of result files, creation of plots
