Co-Simulation by Indirect Coupling of a Brushless Single-Phase Synchronous Generator

Author(s):  
C. G. C. Neves ◽  
A. F. F. Filho
2020 ◽  
Author(s):  
C. G. C. Neves ◽  
A. F. F. Filho ◽  
F. A. Farret ◽  
M. G. Simões

This paper describes and simulates the transient process of self-excitation of a single-phase brushless capacitor-exciter synchronous generator (BCESG) by Finite Element Method (FEM). To simul the BCESG the coupling between the magnetic circuit and the electrical circuit the Method of Co-Simulation by Indirect Coupling is applied. The Total Harmonic Distortion of the terminal voltage is calculated and the main harmonics identified by Fast Fourier Transform (FFT).


2017 ◽  
Vol 137 (6) ◽  
pp. 546-552 ◽  
Author(s):  
Yuko Hirase ◽  
Osamu Noro ◽  
Shogo Katsura ◽  
Kensho Abe ◽  
Eiji Yoshimura ◽  
...  

A novel topology of a hybrid grid connected topology based on photo voltaic system and permanent magnet synchronous generator is proposed in this paper. In this grid connected inverter topology the source are connected to the grid with the help of multi input modified LUO converter followed by a single phase three level inverter. Thus compared to the conventional schemes the proposed topology is modeled with the help of reference frames includes direct axis and quadrature axis elements. The modified LUO converter inherits the advantages compared to other DC-DC to converter topologies. The fuzzy logic based MPPT algorithm shows excellent performance under various testing conditions. The PWM generators are used to trigger the inverter and LUO converter. Steady state and transient response of the controllers are discussed and implement the excellent operation of the hybrid energy system. The grid current synchronization is achieved by using PI controller also it will reduce the THD and satisfies the IEEE harmonics standard.


2011 ◽  
Vol 268-270 ◽  
pp. 231-234
Author(s):  
Jing Yang ◽  
Wei Jun Wang ◽  
Yong Gang Zuo ◽  
Ping Feng ◽  
Long Bo Mao

The theory and method of analyzing the no-load magnetic field of single phase synchronous generator(SPSG) is presented in this article, and the no-load voltage of SPSG is simulated based on ANSYS program. The no-load voltage simulation results of a SPSG resemble its test results, which prove the simulation method in this article is correct and effective. The simulation results can provide theoretical bases and method for engineers in optimizing the design parameters to improve the power supply quality of SPSG.


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