(Yicai) Aug. 26 -- Sea freight rates on most major shipping routes are sliding as global trade demand stays weak. However, other markets are filling the gap. Prices to the Middle East as well as ...

Abstract: This paper proposes a modular cell balancing circuit for supercapacitors employing LC resonant units and buck-boost converters. Each module consists of two supercapacitor cells. Intra-module ...

Abstract: This paper delves into the development of on-board EV chargers with the purpose of using the energy of the vehicle-roof photovoltaic panels and merging charging and driving modes power ...