Industrial vs. residential batteries: key differences you should know before you invest
The energy storage market is experiencing one of its strongest growth moments in Spain. Batteries are no longer the exclusive territory of residential installers: they have burst into industrial parks, solar plants and...
Hybrid inverters: the key to integrating batteries in modern solar projects
The self-consumption park is installed. The panels are working at full capacity. But when the sun disappears, the plant is once again dependent on the grid at market prices. This scenario, which describes tens of...
Curtailment in Spain: why you are losing money with your solar plant (and how to avoid it)
Paradox of success: record renewable production, but plants lose money Spain is at the epicenter of a historic energy transformation. Official data from Red Eléctrica de España (REE) confirm that we will close 2024 with an...
BESS as a financial asset: how to structure a profitable investment in energy storage
From technical infrastructure to financial product Until recently, energy storage was seen as a "necessary cost" for critical industries or a technical complement to photovoltaics. That view is outdated. Today, a Battery Energy...
Talent as a driver of the energy transition: Polestar Energy honored at LA RAZÓN 2026 Awards
In an increasingly complex economic and regulatory environment, the ability to anticipate and technical excellence make the difference between following the market or leading it. Under this premise, on February 19, 2026,...
Advanced energy arbitrage strategies with BESS: how to buy cheap energy and use it when it’s worth more
Volatility as a business opportunity For decades, a company's energy management consisted of negotiating a fixed price per MWh and trying to consume as little as possible. Today, that strategy is obsolete. As we analyzed...
How to manage an industrial BESS system in real time: the key role of EMS
Beyond hardware: Why a battery alone doesn't make money When an industrial company decides to invest in a System from Storage from Energy at Batteries (BESS)often focuses on physical capacity: how many MWh can fit in the container? However, the...
Battman Storage – a Polestar Energy Group company – allies with Elecnor and Gotion to lead energy storage in Spain
The tripartite alliance marks a before and after in the Spanish BESS sector: cutting edge technology, first level engineering and integrated development under the same umbrella. Today is a day that marks a milestone in Battman Storage's trajectory....
Why the solar parks of the future will integrate BESS systems: technical and economic advantages
The end of the "Solar Only" era: A paradigm shift For the last decade, the PV business model was simple: install as many panels as possible and feed all the power into the grid instantly. However, as we discuss in our article on the the situation...
How to choose a battery for solar self-consumption: A technical guide for installers and companies
The rise of self-consumption in Spain: From panels to integrated management The photovoltaic sector in Spain has matured at breakneck speed. We have gone from the simple installation of panels to reduce the bill, to complex energy engineering...