Adaptive d-Axis Current Control of RSyM for Photovoltaic Water Pumping Incorporating Cross Saturation

Project Code :TEPGED36

Objective

The main objective of this project is improving the efficiency of the motor, maximization of drive efficiency and minimization of stator copper losses

Abstract

In this project, an adaptive d-axis current control of a Reluctance Synchronous Motor (RSyM) drive for Photovoltaic (PV) water pumping system, which incorporates impacts of cross saturation in real time to compensate the errors in the speed estimation is proposed. The response of the RSyM drive, is optimized by adaptive d-axis current estimation. A real-time assessment of d-axis inductance is carried out to include the cross magnetization into consideration for improving the efficiency of the motor. The d-axis current is varied for minimum value to provide maximum output torque. 

Here, a Two-Stage Solar Energy Conversion System (SECS) is used to drive centrifugal pump coupled to an RSyM drive. A boost converter is used to optimize the PV power using an Incremental Conductance (IC) based Maximum Power Point Tracking (MPPT) technique. The control of RSyM, is implemented using the adaptive id-based vector control algorithm. 

An adaptive d-axis current is fed to the controller corresponding to the available solar irradiation, which aids in the maximization of drive efficiency and minimization of stator copper losses. Moreover, this control improves the motor input terminal power factor. A speed/position sensor-less control technique is utilized to reduce the complexity and to enhance the reliability of water pumping system. The feasibility of the proposed control scheme has been verified by simulation in MATLAB/SIMULINK.

Keywords: Adaptive d-axis current control, Reluctance Synchronous Motor, Photovoltaic (PV), water pumping system, Two-Stage Solar Energy Conversion System, A speed/position sensor-less 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 motors.
  • Study of reluctance synchronous motor.
  • Design of reluctance synchronous motor.
  • Design of voltage source converter.
  • Introduction to electrical drives.
  • Analysis of power converters.
  • Introduction to controllers.
  • We can learn about synchronous reference frame theory.
  • We can learn about Clark’s transformation.
  • Design of PI controller.
  • Introduction to the types of filters.
  • Introduction to closed loop, open loop control methods.
  • Study of PWM techniques.
  • Design of space vector pulse width modulation.
  • Study of different maximum power point tracking techniques.
  • Different rotor position estimation techniques.
  • Design of hysteresis current controller.
  • Study of solar pumping system.
  • Introduction to solar power system.
  • 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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