Danish Lianshang Energy Storage Power

Can energy storage units be installed in the Danish power system?

Elsystemansvar A/S (subsidiary of Energinet) has asked Ea Energy Analyses to analyse the benefits and main drivers for the installation of storage units in the Danish power system. This will supplement the technology aspects in the recent Technology Catalogue on Energy Storage (DEA and Energinet, 2019).

Which storage demonstration projects have been carried out in Denmark?

As reported in Table 1, two significant storage demonstration projects were carried out in Denmark in the past years. The batteries installed in Nordhavn (Copenhagen) were tested mainly for the provision of primary regulation (TSO service) and peak shaving (DSO service).

How are energy services delivered in Denmark?

Some of the services are delivered through energy markets in Denmark (they are referenced in each of the subsections); certain are remu-nerated in other countries, e.g. in the US, or are not linked to any compensa-tion at all.

Are there opportunities for value-stacking in Danish electricity markets?

After going over the main features of the Danish electricity markets – with a focus on the provision of ancillary services – opportunities for value-stacking (utilizing opportunities across markets) are identified and examined for the year 2025 at the transmission grid level.

How is Energinet regulated in Denmark?

In Denmark, Energinet ensures the international obligation to have at least one top-down (i.e. through interconnectors) and one bottom-up (i.e. a unit) restoration system per market area. The market is regulated through bilateral agreements, which shall encompass the requirements in Table 4.

Does Denmark need more wind and solar power?

In 2019, wind generation in Denmark supplied 47% of the electricity demand and solar power added another 3%. Additional wind and solar capacity is un-derway. The variability of this generation is a challenge to be managed cost-effectively.