Browsing by Author "Nowak, Wolfgang"

Now showing items 1-2 of 2

Artículo

A new solution to mitigate hydropeaking? Batteries versus re-regulation reservoirs

Anindito, Yoga; Haas, Jannik; Olivares, Marcelo; Nowak, Wolfgang; Kern, Jordan (Elsevier, 2019)

Hydropower plants frequently operate at high output during peak hours and at low output (or even shutoff) during off-peak hours. This scheme, called "hydropeaking", is harmful to downstream ecosystems. Operational constraints ...
Artículo

The role of fast frequency response of energy storage systems and renewables for ensuring frequency stability ...

González Inostroza, Pablo Ernesto; Rahmann Zúñiga, Claudia Andrea; Álvarez, Ricardo; Haas, Jannik; Nowak, Wolfgang; Rehtanz, Christian (MDPI, 2021)

Renewable generation technologies are rapidly penetrating electrical power systems, which challenge frequency stability, especially in power systems with low inertia. To prevent future instabilities, this issue should ...