Zhaoshun Deng

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Questions related from Zhaoshun Deng

Why PLL is widely used in grid-following controlled converter, rather than directly computing the phase angle according to three-phase voltage?

Mostly, PLL is mostly employed to generate the phase angle of PCC voltage in grid-following controlled converter. However, the phase angle can also be directly computed from abc voltage (first do...

03 July 2020 9,486 4 View

What's the differences between the two control structures of grid-forming converters? Which one is more promising?

As far as I know, the control structures of grid-forming converters can be classified into 2 categories: one is single-loop without current control loop; the other includes a voltage loop and an...

17 February 2020 6,280 3 View

Is the term "inertia" still be a meaningful concept in future power grids?

With more and more renewable power integrated into power grids, the proportion of synchronous generators significantly decreases. As many researchers recommended the renewable power to emulate the...

01 December 2019 5,053 26 View