Length: 2 Days
Power System Dynamic Analysis And Symmetrical Components
Description For Power System Dynamic Analysis And Symmetrical Components
The power system dynamic analysis and symmetrical components training course will help you to understand the basic concepts of complex power, per phase analysis, modeling of power system components, power flow analysis, fault analysis and symmetrical components.
The power system dynamic analysis and symmetrical components training course simply teaches you the definition of complex power, active and reactive power, and fundamentals of three phase balanced system. Moreover, taking this course will help you to understand the concept of per unit system, per phase analysis and the difference between time domain analysis and phasor domain analysis.
Upon completion of the power system dynamic analysis and symmetrical components, you will have a sufficient knowledge to understand the main components of the power system including; generators, transmission lines, transformers, circuit breakers, disconnectors and different types of loads in power systems. Moreover, design considerations for improving reliability and efficiency will be introduced with examples for voltage and frequency control. By taking this course, the audience will be introduced with the power flow analysis and dynamic models for the main components of the power system (such as: generators, transformers, and transmission lines).
The audience will also learn about:
- Per unit normalization
- Conservation of complex power
- Substations
- Power electronic based loads
- Induction machines
- Gauss and Newton-Raphson solutions for power flow
- Stability in steady state, transient and dynamic
- Auto-transformers
- Different types of faults in power system (SLG, DLG, LL)
- Positive, negative and zero sequence
- Fault analysis models for generators, transformers and lines.
- Z-matrix in fault analysis
- Short circuit ratio (SCR)
- Weak AC system
Finally, the power system dynamic analysis and symmetrical components training course will introduce the concept of symmetrical components which is a vital part of fault analysis. Different sequences will be explained and you will learn to model the main components of the system under different types of faults.
Audience
The power system dynamic analysis and symmetrical components training is a 2-day course designed for:
- All individuals who need to understand the power system dynamic analysis.
- Power traders to understand the power system components.
- Independent system operator personnel.
- Faculty members from academic institutes who want to teach the power system analysis course.
- Investors and contractors who plan to make investments in power industry.
- Designers who want to design a system considering all the aspects of stability.
- Professionals in other energy industries.
- Marketing people who need to know the background of the products they sell.
- Electric utility personnel who recently started career in power systems or having new job responsibilities.
- Technicians, operators, and maintenance personnel who are or will be working at power plants or power system generation companies.
- Managers, accountants, and executives of power system industry.
- Scientist or non-electrical engineers involved in power system related projects or proposals.
Training Objectives
Upon completion of the power system dynamic analysis and symmetrical components training course, the attendees are able to:
- Conduct the per phase analysis for power system components.
- Understand the concept of time domain and phasors.
- Differentiate different elements in power system with their operation principle.
- Understand the concept of unbalance in power systems.
- Understand the transformer operation and modeling.
- Analyze the generator and transmission lines models.
- Recognize the stability criteria in power system analysis.
- Explain the power flow analysis with various solution alternatives.
- Understand different types of faults in power systems.
- Analyze different fault types with their equivalents circuits.
- Understand the concept of weak AC system and SCR.
- Explain the sequences in power systems.
- Analyze unbalanced systems.
- Solve for the fault currents based on different types of faults.
Training Outline
The outline of power system dynamic analysis and symmetrical components is mentioned in the following which can be revised and tailored to the client’s need:
Basic principles
- Review of complex numbers.
- Complex power.
- Conservation of complex power
- Balanced three-phase
- Unbalanced three phase
- Phasor and time domain
- Per phase analysis
- Per unit normalization
- Change of base in per unit systems
- Per unit analysis of normal system
- Complex power transmission
Main Components of Power Systems
- Generators
- Transformers
- Transmission lines
- Substations (switchgears)
- Circuit breakers
- Disconnectors
- Loads
- Constant: Resistive, Inductive, Capacitive
- Dynamic: Power electronic and electric vehicle charging
- Induction Machines
System Design Considerations
- Safety
- Reliability
- Flexibility
- Voltage and frequency support
Power Flow Analysis
- AC power flow
- DC power flow
- Solutions for power flow
- Gauss iterations (Gauss-Seidel)
- Newton-Raphson
- Fast decoupled solution
Power System Modeling
- Transmission line modeling
- Waves in transmission lines
- Simplified transmission line models
- Power-handling capability of transmission lines
- Transformer modeling
- Single-phase transformers
- Three phase transformers
- Auto-transformers
- Generator modeling
- Circuit model
- Instantaneous power output
- Synchronous operation
- Steady-state model
- Simplified model
- Generator connected to infinite bus
Fault Analysis
- Definition of faults
- Main causes for faults
- Lightning
- Wire blowing due to wind
- Animals
- Pollution on insulators
- Types of faults in transmission lines
- Fault event sequence
- Fault analysis in simple circuits
- RMS fault current calculations
- Superposition approach for analysis of fault
- Common types of faults
- Single line to ground (SLG)
- Double line to ground (DLG)
- Line to line (LL)
- Short circuit ratio (SCR) in power systems
- Weak AC power system
Symmetrical Components And Unbalanced Operation
- Introduction to symmetrical components
- Symmetrical components for fault analysis
- Sequence network connections
- Positive sequence
- Negative Sequence
- Zero sequence
- Sequence network connections for different fault types
- Single-line to ground
- Double line to ground
- Line to line
- Power from sequence variables
- Generator model in sequence networks
- Transformer model in sequence networks
- Transmission line model in sequence networks
- Sequence model for the entire system
- Z-matrix method in fault analysis
- Calculation of Z-matrix
Power system dynamic analysis and symmetrical components