SRF based versatile control technique for DVR to mitigate voltage sag problem in the distribution system

Project Code :TEPGPS183

Objective

Main objective of this project is to mitigate voltage sag problem for sensitive loads in the distribution system. An efficient strategy to regulate DC link capacitor voltage of DVR.

Abstract

In this project, a Synchronous Reference Frame (SRF) theory based versatile control technique is presented for DVR to mitigate voltage sag problem for sensitive loads in distribution system. Dynamic Voltage Restorer (DVR) is a power electronics based Custom Power Device (CPD) which is used in distribution system to mitigate voltage sag problem, although the performance of DVR depends mainly on its control technique The DVR is connected with the load bus in series through injection transformer and filter combination. 

To improve sag detection in DVR a fuzzy logic based automatic switch is introduced. Proposed control technique has capability to settle balanced as well as imbalanced sag. An efficient strategy to regulate DC link capacitor voltage of DVR is also presented in this paper. Performance of DVR with the proposed control technique is evaluated using Matlab/Simulink. Simulation results show the effectiveness of proposed control technique for DVR to settle voltage sag.

Keywords: Dynamic Voltage Restorer (DVR), Synchronous Reference Frame (SRF), Fuzzy logic Distribution systems.

NOTE: Without the concern of our team, please don't submit to the college. This Abstract varies based on student requirements.

Block Diagram

Specifications

Software Configuration:

Operating System :  Windows 7/8/10

Application Software :  Matlab/Simulink

Hardware Configuration:

RAM :  8 GB / 4 GB (Min)

Processor :  I3 / I5(Mostly prefer)

Learning Outcomes

  • Introduction to Matlab/Simulink
  • What is EISPACK & LINPACK
  • How to start with MATLAB
  • About Matlab language
  • About tools & libraries
  • Application of Matlab/Simulink
  • About Matlab desktop
  • Features of Matlab/Simulink
  • Basics on Matlab/Simulink
  • Introduction to Distribution Generation Systems
  • Introduction to Renewable Energy Sources
  • Introduction to Solar Power System
  • Introduction to Wind Power System
  • Introduction to FACTS devices
  • Introduction to Power Grids
  • Introduction to Dynamic Voltage restorer (DVR)
  • Introduction to Custom power devices (CPD)
  •  
  • Introduction to Total Harmonic Distortion
  • Introduction to Power Quality  Issues
  • Introduction to Voltage Sags and Swells
  • Introduction to Hybrid Micro-Grids.
  • Introduction to Point of Common Coupling (PCC)
  • Introduction to Pulse Width Modulation (PWM),
  • Introduction to Synchronous Reference Frame (SRF) Theory
  • Design of DVR
  • Introduction to Types of Batteries.
  • Introduction to Battery Energy Storage Systems.
  • We can learn about the Grid Synchronization
  • Introduction to open loop and closed loop control system
  • Introduction to Voltage Stability
  • Introduction to Filters
  • Introduction to Voltage Source Converters (VSC)
  • We can learn about different types of loads.
  • Project Development Skills:
  • Project Development Skills:
    • Problem analyzing skills
    • Problem solving skills
    • Creativity and imaginary skills
    • Programming skills
    • Deployment
    • Testing skills
    • Debugging skills
    • Project presentation skills
    • Thesis writing skills
    •  

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