Flow meters are used to measure the rate of flow of liquids or gases, just like electric meters measure the amount of electricity consumed. However, unlike electric meters, which are either ...

The flow of all fluids, whether liquid or gas, will have one of three states: laminar, turbulent, and transitional. This article discusses flow principles and pressure-based flow measurement. Laminar ...

Flow batteries have the potential to help store energy on a large scale, and might be particularly useful to back up renewable energy sources, but there are a few issues still to overcome. Engineers ...