A Modular Low Current Ripple Electrolysis Power Supply Based on Multiphase Half-Bridge High-Frequency Inverters

Project Code :TEPGPE51

Objective

Main objective of this project is to prevent the influence of the input dc voltage ripple, reduce the voltage stress and reduce the total output current ripple.

Abstract

In this project, a modular low current ripple DC power supply topology based on multiphase high frequency inverter and its control method is proposed. The topology of the electrolysis power supply consists of ac–dc converter and dc–dc converter. Among them, the dc–dc converter is composed of a plurality of modular small-capacity dc–dc conversion modules connected in parallel. 

Each dc–dc conversion module is composed of a half-bridge high-frequency inverter and a full-wave rectifier. By controlling the output voltage of the high-frequency inverter in each dc–dc conversion module and staggering the equal phase angle in sequence, the low-frequency harmonic components in the dc voltage at the output terminals of multiple dc–dc conversion modules are eliminated. The proposed system is simulated by using MATLAB/SIMULINK.

Keywords: low current ripple, DC power supply, ac–dc converter, dc–dc converter, phase equalization staggered control.

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 power electronic devices.
  • Introduction to Matlab/Simulink software.
  • Introduction to power converters.
  • Introduction to Pulse Width Modulation techniques.
  • Design of Phase locked loop.
  • Introduction to phase locked loop.
  • Introduction to controllers.
  • Design of PI controller.
  • Introduction to PWM rectifier.
  • Design of PWM rectifier.
  • Design of DC-DC converter.
  • Design of Multiphase Half-Bridge High-Frequency Inverters.
  • Introduction and study of harmonics.
  • Introduction to MOSFET.
  • Introduction to transformers.
  • Design of transformer.
  • 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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