I. THE EU ENERGY POLICY ON RENEWABLE ENERGY SOURCES The climate change and associated consequences have been the driving force behind energy policies in every region in the world over the last decade! The broad target is towards reducing CO2 emissions in the atmosphere to levels detected in the 1990s [EU Energy Policy to 2050].…
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Why do we need to make our buildings more “energy-flexible”?
A need for more flexible energy systems As well introduced by Jesus in his article of January, the electrical grids are complex systems that must be balanced at every moment, so that the energy being produced is consumed instantly. This task proved to be relatively easy when power grids were supplied only by conventional plants…
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On Low Inertia Grids
Traditional power systems rely on conventional synchronous generators, whose output power is fully controllable, to satisfy the power demand at each time instant. With the increasing share of renewables in the grid, new stability and reliability problems arise in the power grid. The standard question is, what do we do if there is no sun…
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Large scale thermal energy storage systems: Ecovat
Ecovat is a Dutch company which constructs huge underground stratified thermal storage systems. Ecovat’s commercial storage system can be up to 50.000m³ large. That is the equivalent volume of 15 Olympic swimming pools. The aim of Ecovat is twofold. On the one hand they will provide thermal energy to a residential neighbourhood, large office buildings…
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