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).

How many large scale thermal storages have been built in Denmark?

Since the 80ties large scale thermal storages have been developed and tested in the Danish energy system. From 2011 five full scale pit heat water storages and one pilot borehole storage have been built.

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).

What are the dimensions of a large-scale thermal energy storage system?

Dimensions of pilot and research large-scale TES that have been realized within the last 25 years for solar assisted district heating system range from several 100 m3 up to more than 200,000 m3. 2. Borehole thermal energy storages (BTES) in Brædstrup

Do battery energy storage systems provide primary control reserves in Germany?

IEEE. Zeh, A., Muller, M., Naumann, M., & Hesse, H. (2016). Fundamentals of using battery energy storage systems to provide primary control reserves in Germany. Batteries. Table 9 carries the requirements and the remuneration for units participating in the Danish ancillary services markets.

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.