Researchers in China have developed a new methodology to improve the performance of solar-powered air source heat pumps. The proposed approach reportedly increases the energy efficiency of optimized ...

A new sponge-like material uses sunlight to harvest water from air, offering an efficient, low-cost solution for water ...

Abstract: General laws of heat transfer from a hot wall to a moving fluid are applied to water and forced-air cooling of vacuum tubes. The calculated data are compared with experimental results. The ...

Upon cast iron corrosion in contact with residual disinfectants, drinking water distribution systems have become potential geogenic sources for hexavalent chromium Cr(VI) release. This study ...

Abstract: A novel hydraulic pressure-boost system utilizing high-speed On-Off valves is studied in this paper. The hydraulic pressure-boost system is analogous to a boost converter in power ...