Solar Design World

Power System Analysis

We understand the expectations of working professionals, and have designed our courses to match these needs.

Advantages for Working Executives

Solar Design World

Our Course Modules

Introduction & Over view of Software   (Lecture-2 Hours)                   

  • ETAP Overview
  • Introduction to Fundamental concepts, functionality, handling and terminology.
  • Project Settings & Single Line Diagram
  • Why ETAP
  • Introduction to Power System studies (Load flow, Short circuit, Motor starting study, Transient stability study, Harmonic)
  • Basic Components of Power System
  • Various Voltage Levels (IEC 60038) Standards - IEC / ANSI
  1. a) Unit - Metric / English
  2. b) Frequency - 50, 60HZ
  3. c) Grid Line

 d) Check Circuit continuity

Modelling and Library creation   (Lecture-3 Hours)                   

 

  • Input list preparation for Various equipments modelling
  • Modelling of Bus, Transmission line, Cable, Grid, Generator, Motor with its data sheet
  • Objective of load flow analysis
  • Uses of LFA Methods for LFA PU system – MVA base and KV base selection

Load Flow Analysis                                        (Lecture-3 Hours)

  • Types of buses (known and unknown)
  • Need for slack bus
  • Types of loads & Load modelling
  • Transformer modelling OLTC concepts Power factor correction
  • Scenario wizard, Study wizard Configuration manager &Revision manager
  • Execution of load flow calculations and reports.
  • Reactive power compensation study.

Short circuit Analysis and Motor Starting Analysis (Lecture – 7 Hours)

(As per IEC-60909)

  • Types of faults
  • Objective of Short circuit studies
  • Standard for Short circuit studies
  • Limitations of IEC 60909 Assumptions in IEC 60909
  • Modelling of NGR & NGT, fault impedance
  • Significance of X/R with 61363 simulation
  • C-factor
  • Manual Calculation
  1. a) Through fault current
  2. b) MVAsc, %X, %R
  3. c) Fault current for 3phase fault
  • Motor Contribution-induction motor, synchronous motor (with different places of fault)
  • Short Circuit Study, Evaluation & Result Analyzer – IEC
  • Understanding the implementation of short-circuit calculations in ETAP with Manual Calculation
  • Switchgear rating selection
  • Methods for Limiting Short circuit current

Harmonics Study                                                    (Lecture – 6 Hours)

  • Sources of harmonics
  • Effect of harmonics
  • Need for harmonic analysis
  • Terminologies
  1. a) THD (Total Harmonic Distortion)
  2. b) TID (Total interharmonic distortion)
  3. c) TDD (Total demand distortion)
  4. d) TIF (Telephone influence factor)
  5. e) K factor
  6. f) Distortion PF ( Power Factor)
  7. g) Quality factor
  • IEEE 519recommendation for harmonic limit table
  • Harmonic voltage and current distortion evaluation
  • Modelling of Typical and user definable harmonic sources library
  • Mitigation of harmonics
  • Harmonics Studies & Filter Sizing
  • Harmonic Frequency scan

Harmonics Study                                                    (Lecture – 6 Hours)

  • Sources of harmonics
  • Effect of harmonics
  • Need for harmonic analysis
  • Terminologies
  1. a) THD (Total Harmonic Distortion)
  2. b) TID (Total interharmonic distortion)
  3. c) TDD (Total demand distortion)
  4. d) TIF (Telephone influence factor)
  5. e) K factor
  6. f) Distortion PF ( Power Factor)
  7. g) Quality factor
  • IEEE 519recommendation for harmonic limit table
  • Harmonic voltage and current distortion evaluation
  • Modelling of Typical and user definable harmonic sources library
  • Mitigation of harmonics
  • Harmonics Studies & Filter Sizing
  • Harmonic Frequency scan

Live Project Designing                                  (Lecture-6 Hours)

 

(SAMPLE PROJECT Design)                                                                              

 

  • Input list preparation
  • Understanding Single line diagram
  • Equipment wise library creation
  • Model creation on E-TAP
  • Load flow study with various aspects
  1. Constant Power factor mode of operation
  2. Constant voltage operation
  3. c) Transformer modeling
  4. d) Reactive power compensation
  5. e) Capacitor bank sizing
  6. f) Voltage Regulation
  7. g) Equipment Sizing

 

  • Short circuit Analysis
  1. S–L-G Fault
  2. L-LG Fault
  3. Three phase short circuit
  4. Three phase ungrounded fault
  5. Three phase grounded fault
  6. Phase-Phase grounded fault
  7. Phase-Phase ungrounded fault
  8. Phase-Ground fault
  9. Positive, Negative & Zero sequence impedance

 

 

 

 

  • Harmonic Study

 

  1. Harmonic voltage and current distortion evaluation
  2. Modelling of Typical and user definable harmonic sources library
  3. Mitigation of harmonics
  4. Harmonics Studies & Filter Sizing
  5. Harmonic Frequency scan

 

  • Relay Setting and coordination

 

  1. List of Required data
  2. Preparation of accurate one line diagram & relay diagrams
  3. Obtain the available system current spectrum
  4. Determine the equipment protection guidelines
  5. Device characteristics curve
  6. Time current characteristics
  7. Cable damage curves study
  8. Motor starting curve study
  9. Transformer damage curve and inrush points
  10. Generator damage curve
  11. Short circuit maximum fault point
  12. Upstream & Downstream relay coordination

 

  • Standard references:

 

  1. IEEE Std 835-1994 IEEE Standard Power Cable Ampacity Tables
  2. IEEE Std 242-1986; IEEE Recommended Practice for Protection and Coordination of Industrial and Commercial Power Systems
  3. IEC-60076 : Specification for Power Transformers

 

Our Course Key Features

Instructional Support from Live Instructors

Our online courses are taught by many of the same instructors that teach our in-person sessions. All of our instructors are actively working in the solar industry and are experts in the field.

Online Forums & Discussions

Our online forums create a sense of a connected learning community and gives you direct access to your online instructors to ask questions and make connections with your classmates.

Streaming Video Lectures

The next best thing to actually sitting in one of our in-person classes is to be able to see that exact same instructor teaching the exact same curriculum through a streaming video format.

Engaging Exercises & Lab Video Examples

The best way to understand the technical theory found in renewable energy technologies is by seeing and doing. Our lab facility videos and exercises are great learning resources.

Test Your Technical Knowledge

Lesson Quizzes throughout the SEI Online Campus help ensure you are learning the content and provides proof that a high level of understanding has been achieved.

Help-desk Technical Support

Having any kinds of issues with your internet, computer, or browser? Our Help-desk team can help troubleshoot your issues and get you back on track.

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