Nowadays, almost 30% of total energy consumption (130 EJ) is consumed for the operation
of buildings, mainly by space heating/cooling and ventilation systems, hot water preparation …

The energy sector is nowadays facing new challenges, mainly in the form of a massive
shifting towards renewable energy sources as an alternative to fossil fuels and a diffusion of …

Since increasing electricity consumption in developing countries is observed, the measures
that can reduce electricity bills are of key importance for individuals. One of them is the …

With the increasing share of renewable sources in the energy mix, there is a need to
balance energy production from weather-dependent sources, such as wind turbines and …

Background: The growing consumption is what drives the development of unsustainable
energy and material-intensive production technologies that emit large quantities of …

Among all the energy production technologies based on renewables, the photovoltaic
panels are the ones with the highest rate of development and applications worldwide. In this …

Island energy systems are becoming an important part of energy transformation due to the
growing needs for the penetration of renewable energy. Among the possible systems, a …

Passive solutions in buildings have recently been rediscovered because they allow the
rational use of solar radiation, which promotes energy savings. Thermal energy gained from …

In Poland, a dynamic increase in the share of renewable energy sources in the national
energy mix has been observed in recent years. Until now, these were mainly installations …

The 21st century brings new challenges related to the rapid development of renewable
energy sources. Increasingly ambitious climate targets adopted at the European and global …