Energy storage common mode current suppression

Why is CMV suppression important?

The leakage current may result in the electromagnetic interference, current harmonic distortion, and potential safety concerns. With the increasing number of photovoltaic systems on the grid, CMV suppression is essential [, , , ].

Which MPC method can ensure stable operation of inverter during dynamic processes?

All the four MPC methods can ensure stable operation of the inverter during dynamic processes and have similar dynamic performance. The dynamic response time of the current is 2 ms when the grid current reference value increases from 20A to 40A, and 0.5 ms when the grid current reference value decreases from 40A to 20A.

What is the dynamic response time of a grid current?

The dynamic response time of the current is 2 ms when the grid current reference value increases from 20A to 40A, and 0.5 ms when the grid current reference value decreases from 40A to 20A. Fig. 13. Dynamic experimental waveforms. (a) Method 1. (b) Method 2. (c) Method 3. (d) Method 4.