scholarly journals Research on Three-phase Variable Frequency Power Source Based on SVPWM

Author(s):  
Fan YANG ◽  
Min-bo CAO ◽  
Jun LIU
2013 ◽  
Vol 416-417 ◽  
pp. 681-685
Author(s):  
Xiao Jie Ye ◽  
Dong Ru Sun ◽  
Liang Cheng ◽  
Yi Hua Yao ◽  
Yun Yue Ye

According to the requirement for variable-frequency power supply when a liner motor runs in a household appliance, a variable frequency speed regulation system of three-phase SPWM is designed based on ATmega48 Micro-controller. The hardware structure, the SPWM technology of software program and V/f control strategy are analyzed. In the end of this paper, experiment waves are illustrated. The results show that the running of the system is simple and convenient; the reliability of the system is excellent.


2011 ◽  
Vol 110-116 ◽  
pp. 2481-2486
Author(s):  
Li Ping ◽  
Kai Feng Zhang ◽  
Yong Liang Xiong

The future trend of wind energy conversion systems is to draw the maximum power from the available wind. Unfortunately this is not possible with high capacity wind turbine, as they can be rotated only for a particular speed. The wind turbine system stated here is a 3.2 KW wind turbine which is allowed to rotate at any speed to grab the maximum power from the available wind. The size of the wind turbine system is small, as a result they can be placed on the roof tops and de-regulation of power can be done. This wind turbine system provides a three phase variable frequency AC voltage and this variable frequency AC is converted into constant three phase 230V AC by using the converter and inverter systems.


2013 ◽  
Vol 416-417 ◽  
pp. 439-444
Author(s):  
Nan Lin ◽  
Yang Shen ◽  
Z.Q. Zhu

According to the requirement for variable-frequency power supply when a liner motor runs in a household appliance, a variable frequency speed regulation system of three-phase SPWM is designed based on ATmega48 Micro-controller. The hardware structure, the SPWM technology of software program and V/f control strategy are analyzed. In the end of this paper, experiment waves are illustrated. The results show that the running of the system is simple and convenient; the reliability of the system is excellent.


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