Essays on Motion

The study consisted in the investigation on a prototype of hybrid turbine characterized by a geometry Darrieus with 4 fixed blades and a Savonius, positioned internally at the Darrenius, constituted by flexible wings which vary in their extension, reducing the extension at the increase of…

A final control element is a device that physically changes a process as a result of a change in a control system setpoint. This is typically done with the use of an actuator and a control valve. The actuator accepts a signal from the control…

No one in this world ever has a permanent address. People are always on the move. Some even enjoy that while some find it a stress. It’s no doubt is a stress for new movers. They are not aware of the shifting process and are…