Sep 1, 2018 · In short, control of UPQC involves measurement of source and load voltages and currents, computation of PAC algorithms, on-line generation of reference currents for shunt APF & reference voltages for series APF, and feedback control in these APFs.

Jan 1, 2021 · This paper compares the control algorithms utilised in UPQC for generating reference signals for providing voltage and current compensation, with a special emphasis to total harmonic...

Dec 1, 2014 · In this paper, an enhanced resonant control strategy is proposed for the UPQC to simultaneously tackle various power quality issues such as voltage sags, unbalance and distortions as well as current harmonics.

Feb 28, 2024 · In this work, a novel, hybrid optimization built FOPID controller for a unified power quality conditioner (UPQC) is proposed to enhance PQ in integrated microgrid systems. By combining the jellyfish optimizer (JO) and the particle swarm optimizer (PSO), a hybrid jellyfish search optimizer and particle swarm optimizer (HJSPSO) algorithm is employed.

Aug 2, 2024 · In this research, an artificial intelligence-driven control method was used on a unified power quality conditioner (UPQC) to help reduce power quality problems and improve power quality. Three...

Jul 1, 2016 · This study presents control algorithms for a new unified power quality conditioner (UPQC) without the series transformers that are frequently used to make the insertion of the series converter of the UPQC between the power supply and the load.

Jan 1, 2023 · This paper investigates the implementation of UPQC control strategies and algorithms for improving power quality (PQ) and proposes a versatile control strategy to improve UPQC performance. When tested on a critical distribution network, the proposed dynamic control strategy provides better steady-state and dynamic response.

Oct 21, 2020 · The proposed method, the ANFIS control method-based UPQC using the voltage source converter to decreasing voltage sag, voltage swell and increasing the PQ of the power scheme. The projected ANFIS controller-based UPQC design and the conforming characteristics, mathematical models are inspected.

Oct 1, 2015 · In this research, the fuzzy logic controller is utilized for the generation of reference signal controlling the UPQC. To enable this, a systematic approach for creating the fuzzy membership functions is carried out by using an ant colony optimization technique for optimal fuzzy logic control.

A simplified control algorithm for a three-phase, four-wire unified power quality conditioner (UPQC) is presented to compensate for supply voltage distortions/unbalance, supply current harmonics, the supply neutral current, the reactive power and the load unbalance as well as to maintain zero voltage regulation (ZVR) at the point of common coupl...