Control of a water supply system using pumping stations with resource optimized pressure and flow target values

A device for controlling the distribution of pressure and flow of a water supply system which comprises a plurality of pumping stations, comprising:

• a first interface, which is configured se as to read in a computer-assisted hydraulic model of the water supply system, wherein the computer-assisted hydraulic model is configured to map a time-dependent distribution of pressure and flow in the water supply system;
• a first optimization module, which is configured to determine resource-optimized pressure and flow target values for the plurality of pumping stations in the water supply system at a first optimization level, the first optimization level being for a specified forecast period using the computer-assisted hydraulic model by a first method of optimization,
• a second interface, which is configured to read in a pumping model for a first pumping station, wherein the pumping model is configured to map an operational behavior of pumping devices in the first pumping station;
• a second optimization module, which is configured to determine resource-optimized operating parameters for the pumping devices in the first pumping station using the pumping model at a second optimization level, the second optimization level being at a specified time, by a second method of optimization as a function of the pressure and flow target value of the first pumping station for the specified time after the resource-optimized pressure and flow target values for the plurality of pumping stations have been determined by the first optimization module;
• and
• an output module, which is configured to output the resource-optimized operating parameters for controlling the pumping devices in the first pumping station, wherein by the second method of optimization an efficiency value of the first pumping station is determined, the computer-assisted hydraulic model is updated using the efficiency value of the first pumping station and is used to determine the resource-optimized pressure and flow target values for the plurality of pumping stations in the water supply system,
• wherein the pumping devices in the first pumping station are controlled by the resource-optimized operating parameters.