You know that big tank of hot water in your basement? What if we told you that you could get the same amount of hot water (or more) from a water heater the size of a carry-on suitcase—and save at ...

For the residents who live in rural-areas, limited water-availability is a very common problem. Therefore, many people install a water tank on the roof of the building. The water, stored in a water ...

Pumped hydro storage is one of the oldest grid storage technologies, and one of the most widely deployed, too. The concept is simple – use excess energy to pump a lot of water up high, then run it ...

Researchers from China's Harbin Institute of Technology proposed to combine pumped hydro storage systems with compressed air energy storage (CAES) technology in an attempt to address a well-known ...

The academics also found that increasing the number of PVT modules improved system performance and decreased dependence on auxiliary heaters, whereas enlarging the cold water storage tank slightly ...