Zero-crossing of solar inverters

Zero-crossing distortion has been observed in the ac output current produced by some grid-connected photovoltaic inverters and this can cause a resonant response between the grid impedance and the inv...

An Optimal Control Scheme to Suppress the Current Zero-Crossing

Employing fully digital control to achieve a critical conduction mode (CRM) inverter is considered a cost-effective solution to obtain both high efficiency and

Decoupled Unipolar Hysteresis Current Control for Single-Phase Grid

In view of the problem of current zero-crossing distortion in the traditional unipolar hysteresis current control based on finite state machines (FSM), a new unipolar hysteresis current control strategy

PV Inverter Zero-Crossing Techniques

This paper presents two techniques for improving zero-crossing detection in grid-connected photovoltaic inverters: predictive filtering and phase-locked loops. A

SOGI Suppression Simulation for Zero-Crossing Distortion in Grid Tied

In conclusion, the SOGI-based simulation for suppressing zero-crossing distortion in grid tied inverters presents a robust solution to a persistent power quality issue.

Suppression of zero-crossing distortion for single-phase grid

In this paper, the reason for zero-crossing distortion is analyzed and simulated, also a novel current-control approach with commutating in advance is proposed to resolve this problem.

Experimental Validation of Zero Crossing Detection Sinusoidal Pulse

The ZCD control, implemented on an Arduino microcontroller, uses zero-crossing detection to directly extract phase and frequency information, reducing the complexity of processing and hardware.

Zero-crossing distortion in grid-connected PV inverters

Zero-crossing distortion has been observed in the ac output current produced by some grid-connected photovoltaic inverters and this can cause a resonant response between the grid impedance and the

A Control Strategy for Suppressing Zero-Crossing Current of

In this paper, a control strategy to suppress the zero-crossing current of a single-phase half-bridge three-level active neutral-point-clamped inverter is proposed.

A PREDICTIVE DIGITAL FILTER BASED ZERO-CROSSING

Measuring the accuracy of zero-crossing detection accuracy of zero crossing detection has risen when comparing relative merits of different techniques. The method proposed in this paper

A Hybrid Commutation Technique for Reducing Zero-Crossing

To address these issues, this paper proposes a hybrid commutation technique that merges the strengths of both unipolar and bipolar methods to effectively mitigate ZCD with a more

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