The scope of the HIGH-COMBI project is the development of high solar fraction systems by innovative combination of optimized solar heating, cooling and storage technologies as well as control strategies, in order to contribute and assist the further deployment of the solar energy market. Within...

A long-term reliability test of an integral-type solar-assisted heat pump water heater (ISAHP) was carried out. The prototype has been running continuously for more than 13,000 h with total running time 20,000 h during the past 5 yr. The measured energy consumption is 0.019 kWh/l of hot water at...