DC Offset Error Compensation Algorithm for PR Current Control of a Single-Phase Grid-Tied Inverter

In a single-phase grid-tied inverter, the direct current (DC) offset error included in the measured grid side phase current has various causes, such as a non-ideal current sensor, unbalanced power supply of an operational amplifier, and nonlinear features of analog components in interface circuits,...

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Bibliographic Details
Main Authors: Jae Suk Lee, Seon-Hwan Hwang
Format: Article
Language:English
Published: MDPI AG 2018-09-01
Series:Energies
Subjects:
Online Access:http://www.mdpi.com/1996-1073/11/9/2308