2006 ◽  
Vol 53 (3) ◽  
pp. 987-990 ◽  
Author(s):  
Wanfeng Zhang ◽  
Guang Feng ◽  
Yan-Fei Liu ◽  
Bin Wu

Author(s):  
Aditya Tiwary

New commercial power electronic controllers come to the market almost every day to help improve electronic circuit and system performance and efficiency. In DC–DC switching-mode converters, a simple and elegant hysteretic controller is used to regulate the basic buck, boost and buck–boost converters under slightly different configurations. In AC–DC converters, the input current shaping for power factor correction posts a constraint. But, several brilliant commercial controllers are demonstrated for boost and fly back converters to achieve almost perfect power factor correction. In this paper a comprehensive review of the various advanced optimization techniques used in power electronic controllers is presented.


2012 ◽  
Vol 424-425 ◽  
pp. 941-944
Author(s):  
Xue Mei Hu ◽  
Guo Tong Zhang

Correction Technology on active power factor is now widely used in AC-DC power supply circuit to eliminate harmonic of power system, to improve the power factor. Firstly the method of power factor correction technology is set out. Secondly, the basic principle of active power factor correction technology is analyzed, then the control method for active power factor correction technology is given. Finally the development trend of active power factor correction technology is analyzed.


2019 ◽  
Vol 0 (0) ◽  
pp. 0-0
Author(s):  
Naim Suleyman Ting ◽  
Yakup Sahin ◽  
Halil Yetgin

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