Is a feasible energy storage system necessary for a building energy system?

In this regard, a feasible energy storage system must be employed as an integral and indispensable part of the building energy system with high renewable energy penetration to compensate the unpredictable output, weather-dependent and intermittency problem of renewable energy production .

What are the benefits of electrical energy storage systems in buildings?

There are numerous benefits associated with the addition of electrical energy storage (EES) systems in buildings. It can increase the renewable energy penetration in building, improve power supply grid, and stabilize the building’s electrical energy system.

What is Lift Energy Storage Technology (LEST)?

Lift Energy Storage Technology (LEST) is a gravitational-based storage solution. It stores energy by lifting wet sand containers or other high-density materials using autonomous trailer devices. The system requires empty spaces on the top and bottom of the building.

Is energy storage a viable technology?

With growing deployment of RE, the high capital cost for high power supply reliability and the need to balance the load demand with supply are attracting substantial interests in the research of energy storage technology . Energy storage is a well-established technology, but it is still relatively unexplored .

What is electrical energy storage (EES)?

Usually, electrical energy storage (EES) device is one of the most expensive components for the building electrical energy systems, in order to guarantee the required system reliability.

Can battery storage be used for energy storage?

This building is integrated with solar photovoltaic installation, and the electricity supply system is connected to the grid. In this study, the mature and simple energy storage technology, i.e., battery storage, was employed in this study for energy storage.