Cala has developed a highly efficient and intelligent heat pump system that heats water based on the patterns of hot water use in each home and the preferences of the homeowner. By understanding each ...

Pumped storage hydropower (PSH) is the best solution for long-duration energy storage (LDES), Eddie Rich, the CEO of the International Hydropower Association (IHA), told the Pre-Assembly Day of the ...

Abstract: This article proposes an integrated two-loop motion control strategy of an electro-hydraulic actuator, in which the cylinder actuator is driven by a variable speed pump to track a desired ...

Abstract: The purpose of this paper is to develop a new control method for a hydraulic elevator equipped with a variable-speed bidirectional fixed-displacement pump and a converter-fed electric ...