This paper presents the analysis of Permanent Magnet Synchronous Generator (PMSG)-based Wind Energy Conversion System’s (WECS) parameters for the pitch angle of the blades (beta) variations that are caused by the erratic nature of wind. The system broadly encompasses mechanical and electrical power transfer segments, with generated power from the electrical sub-system to be utilized for energizing the DC microgrid. The stator of the PMSG is coupled to a three-phase Current Controlled-Voltage Source Converter (CC-VSC) controlled by the reference current generation technique based on Instantaneous Power Theory (IPT). With the prime aim of (i) effective power transfer from PMSG to DC microgrid, (ii) reduction of %THD in PMSG currents, (iii) balanced sinusoidal PMSG currents, and (iv) Unity Power Factor operation at the front end of CC_VSC, the proposed work exhibits the main merits. The beta variations are validated in real time using a Software-in-Loop (SiL) approach through dSPACE (dS1104), and the corresponding variations in the WECS parameters are validated through computer simulation. The results indicate the efficacious working of the proposed PMSG-WECS controlled through IPT.

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Preliminary Analysis of Beta Variations and Their Impact on PMSG-Based Wind Turbine Parameters

  • P. Priyadharshini,
  • U. Sowmmiya

摘要

This paper presents the analysis of Permanent Magnet Synchronous Generator (PMSG)-based Wind Energy Conversion System’s (WECS) parameters for the pitch angle of the blades (beta) variations that are caused by the erratic nature of wind. The system broadly encompasses mechanical and electrical power transfer segments, with generated power from the electrical sub-system to be utilized for energizing the DC microgrid. The stator of the PMSG is coupled to a three-phase Current Controlled-Voltage Source Converter (CC-VSC) controlled by the reference current generation technique based on Instantaneous Power Theory (IPT). With the prime aim of (i) effective power transfer from PMSG to DC microgrid, (ii) reduction of %THD in PMSG currents, (iii) balanced sinusoidal PMSG currents, and (iv) Unity Power Factor operation at the front end of CC_VSC, the proposed work exhibits the main merits. The beta variations are validated in real time using a Software-in-Loop (SiL) approach through dSPACE (dS1104), and the corresponding variations in the WECS parameters are validated through computer simulation. The results indicate the efficacious working of the proposed PMSG-WECS controlled through IPT.