Results 41 to 50 of about 16,793 (159)

An Improved Single Phase-locked Loop Based on Synchronous Reference Frame

open access: yesKongzhi Yu Xinxi Jishu, 2019
Accurate tracking of phase angle, frequency and amplitude of the utility voltage is essential to ensure correct operation of grid connected inverters. The commonly used single phase-locked loop(SPLL) has poor dynamic characteristics due to the problem of
TANG Jianyu   +4 more
doaj  

An Efficient Phase-Locked Loop for Distorted Three-Phase Systems

open access: yesEnergies, 2017
This paper proposed an efficient phase-locked loop (PLL) that features zero steady-state error of phase and frequency under voltage sag, phase jump, harmonics, DC offsets and step-and ramp-changed frequency. The PLL includes the sliding Goertzel discrete
Yijia Cao   +4 more
doaj   +1 more source

Estimator Parameter Tegangan Jaringan Tiga Fasa Berbasis D-SOGI PLL

open access: yesMajalah Ilmiah Teknologi Elektro, 2017
Phase locked loop (PLL) adalah sebuah sistem umpan balik yang memegang peran penting dalam sistem-sistem konverter terkoneksi jaringan listrik. Fungsi utama PLL adalah mendapatkan beragam informasi parameter jaringan yaitu seperti phase dan magnitude ...
Iwan Setiawan   +3 more
doaj   +1 more source

High Dynamic Optimized Carrier Loop Improvement for Tracking Doppler Rates

open access: yesJournal of Electrical and Computer Engineering, 2015
Mathematical analysis and optimization of a carrier tracking loop are presented. Due to fast changing of the carrier frequency in some satellite systems, such as Low Earth Orbit (LEO) or Global Positioning System (GPS), or some planes like Unmanned ...
Amirhossein Fereidountabar   +2 more
doaj   +1 more source

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