# A Perturbation Observer-Based Fast Frequency Support for Low-Inertia Power Grids Through VSC-HVDC Systems

> Research article (IEEE Transactions on Power Systems, 2023) · cited 20× · AI/ML

**Wikidata**: [openalex:W4384303928](https://www.wikidata.org/wiki/openalex:W4384303928)  
**Source**: https://4ort.xyz/entity/a-perturbation-observer-based-fast-frequency-support-for-low-inertia-power-grids-through-vsc-hvdc-systems