24. A method according to claim 20, wherein an energy-optimization circuit is optimized by way of a variable e being determined for each pump, said variable being determined by the quotient of a change of taken-up power and a change of delivered hydraulic power of the pump, and that the...
1. A flow production unit for submerged operation in a fluid and which is a recirculation pump, a mixer or a flow accelerator (5, 5′), with an impeller (10) and an electric motor (20), the flow production unit comprising: a magnet gear (15, 15′) which comprises an input side an...
A method for determining the functional relationship of several pumps which are controllable in their rotational speed, in a hydraulic installation. At least one pump is activated w
The invention inasmuch as it relates to the optimization method, is hereinafter explained in more detail by way of embodiment examples. There are shown in the drawings: FIG. 1 is a circuit diagram of a hydraulic installation; FIG. 2 is the arrangement of the energy-optimization circuits in th...