Development of Frequency-Fixed All-Pass Filter based Single-Phase Phase-Locked Loop
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In: IEEE Journal of Emerging and Selected Topics in Power Electronics , 31.05.2021.
Research output: Contribution to journal › Article › peer-review
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TY - JOUR
T1 - Development of Frequency-Fixed All-Pass Filter based Single-Phase Phase-Locked Loop
AU - Gautam, Samir
AU - Xiao, Weidong
AU - Lu, Dylan Dah-Chuan
AU - Ahmed, Hafiz
AU - Guerrero, Joseph M.
PY - 2021/5/31
Y1 - 2021/5/31
N2 - —Phase-locked loops (PLL) are widely used in thesynchronization of grid interfaced power converters. One solution is based on orthogonal signal generation (OSG), whichrequires the grid frequency information for their appropriateoperation.This paper developed a new solution to achieve thePLL function for single-phase grid interconnection but eradicateadditional frequency feedback loops in the traditional architecture of all-pass filter PLL (APF-PLL). Four new topologies aredeveloped along with their small-signal modeling and dynamicanalysis. A thorough comparison among them on their dynamicresponse, steady state accuracy, implementation, and disturbancerejection capability are carried out. Finally, the best approachof frequency-fixed APF-PLL is experimentally evaluated withfrequency adaptive APF-PLL and frequency-fixed PLLs belonging to time-delay (TD), and second-order generalized intergrator(SOGI) families.
AB - —Phase-locked loops (PLL) are widely used in thesynchronization of grid interfaced power converters. One solution is based on orthogonal signal generation (OSG), whichrequires the grid frequency information for their appropriateoperation.This paper developed a new solution to achieve thePLL function for single-phase grid interconnection but eradicateadditional frequency feedback loops in the traditional architecture of all-pass filter PLL (APF-PLL). Four new topologies aredeveloped along with their small-signal modeling and dynamicanalysis. A thorough comparison among them on their dynamicresponse, steady state accuracy, implementation, and disturbancerejection capability are carried out. Finally, the best approachof frequency-fixed APF-PLL is experimentally evaluated withfrequency adaptive APF-PLL and frequency-fixed PLLs belonging to time-delay (TD), and second-order generalized intergrator(SOGI) families.
U2 - 10.1109/JESTPE.2021.3085124
DO - 10.1109/JESTPE.2021.3085124
M3 - Article
JO - IEEE Journal of Emerging and Selected Topics in Power Electronics
JF - IEEE Journal of Emerging and Selected Topics in Power Electronics
SN - 2168-6785
ER -