The present invention provides an air purification system for air handling units to enhance the indoor air quality. The purification system comprises a photocatalytic reactor designed to allow air to pass through with a substantially minimum pressure drop and an Ultra Violet Germicidal Irradiation (UVGI) system havi...

Method and device for estimating the capacity of lithium ion batteries, the Load (11) could be an electric vehicle or an electric grid or any other system which is demanding/supplying power to the battery (12). The battery management system (BMS) (13) understands the current state of the battery and decides how much...