Can a solar photovoltaic system integrate energy storage in Portugal?

The configuration of a solar photovoltaic system integrating energy storage in Portugal is yet unclear in the technical, energetic and economic point of view. The energy management jointly with the battery operation have great influence in the system configuration’s profitability value.

How many PV power installations are there in Portugal?

Four PV power installations are studied, namely 0.50 kWp, 0.75 kWp, 1.50 kWp and 3.45 kWp, either off-grid or grid-connected, for three different Portuguese locations – Évora, Porto and the Azores archipelago.

Are grid-connected installations a good investment in Portugal?

This result shows that the grid-connected installations in Portugal have better payback, location independent, due to the increased income of selling the energy surplus to the grid. This means that in average, its 22% more economic to invest in a grid-connected installation (case II) in Évora, 16% in Porto and 9% in Azores. Fig. 13.

Which PV power is most relevant in Portugal?

The chosen installed PV power (PV1 = 0.50 kW; PV2 = 0.75 kW; PV3 = 1.50 kW and PV4 = 3.45 kW) for the studied cases was considered the most relevant regarding the current legislation in Portugal (DL 153/2014).

How many MCP installations are there in Portugal?

The correspondent data comprises 1843 UPAC installations with 95,995 MW and 12,363 MCP installations with 10,845 kW, comprising a total of 106,8 MW of installed power in Portugal, and can be observed in Fig. 5 and Fig. 6. Fig. 5.