Une pompe étonnante : le Bélier hydraulique

Abstract

A surprising pump : the hydraulic ram. The hydraulic ram is a device, motor and pump all together, which will lift water automatically. It is an application of phenomenon well known in hydraulics : the water hamrner effect. This pump works without any external power : the power needed for its operation cornes from the water itself. This paper contains : an introduction with application examples, a story of the process and machine, and the explanation of the basic working principles, a description of a typical hydraulic ram, a description of its working, a survey of characteristics and performances of the machine, the basic models of use of hydraulic rams, the setting-up diagram and basic ru/es to comply with in order to ensure a problemless working, a conclusion.