The use of greywater reduces the consumption of many resources and is an effective tool for
achieving Sustainable Development Goals. In order to assess the rationality of its use as an …

Storing energy in hydrogen deposits balances the operation of energy systems and is an
effective tool in the process of energy transformation towards achieving Sustainable …

The use of energy from waste can be a key means of reducing the consumption of fossil
fuels and thus reduction of greenhouse gas emissions. Waste energy can be a worthy …

Significant amounts of waste heat are deposited in wastewater, which can be used eg for
heating domestic water. The aim of the paper was to analyze the efficiency of energy …

The operating characteristics of plate heat exchanger in horizontal drain water heat recovery
unit for domestic shower system were investigated in an experimental study. Based on test …

In residential buildings, domestic hot water (DHW) used for showering and handwashing
produces significant amounts of hot drain water (DW), which is typically wasted. This study …

The background of this article is the potential energy savings of solar heat supply systems
due to the use of the renewable energy of solar radiation. The motivation is to create a solar …

The use of greywater heat exchangers (GHEs) is an effective way to reduce energy
consumption for heating domestic water. However, the available characteristics of this type …

Significant amounts of waste heat are deposited in greywater, which can be utilized, among
other things, for heating domestic hot water in residential buildings. The manuscript presents …

The increase in energy demand, the scarcity of resources, as well as the adverse
environmental impact of burning fossil fuels make it necessary to diversify the energy …