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Why do we need energy storage systems in Spain?

Energy storage systems in Spain are a key element in the fight against climate change, as they help us to address the challenge of the energy transition. These systems make renewable energy production more flexible; and therefore help us to guarantee its integration into the Spanish electricity system.

Is energy storage regulated in Spain?

Electricity storage is not separately regulated in the Spanish legislative framework. It is currently deemed to be generation for the purposes of licensing under the Electricity Act 2013. As a result, energy storage projects that depend on hydroelectric power plants projects must hold an authorisation or licence for the exercise of their activity.

How many pumped storage power plants are there in Spain?

Spain currently has 18 pumped-storage hydroelectric power plants with an installed capacity of 6 GW. What is a pumping station? Pumped-storage power plants have two water reservoirs at different heights. During off-peak hours, water is pumped from the lower reservoir to the upper reservoir.

How much does storage cost in Spain?

Namely, from 43 €/MWh (lower case) to 52.5 €/MWh and from 47 €/MWh (high case) to 56.5 €/MWh. This is comparable with the 67 €/MWh LCOH for the TES with retail charges. In Spain, subsidies for storage will be granted through four calls under the PERTE ERHA1 scheme.

Who owns a power plant in Spain?

These projects principally provide for time-shifted electricity supply capacity and spinning reserve capacity, and were developed and are owned by the major commercial and engineering group of companies in Spain: Iberdrola, Endesa, E.ON, EDP or Acciona.

Which country has the most energy storage capacity?

Iberdrola España currently leads in energy storage, with 4.5 GW of capacity installed in Spain and Portugal using pumped-storage technology, the most efficient method at present.