Method and system to control flow from individual nozzles while controlling overall system flow and pressure

  • US 8,523,085 B2
  • Filed: 06/05/2012
  • Issued: 09/03/2013
  • Est. Priority Date: 08/01/2008
  • Status: Active Grant
First Claim
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1. A system for applying liquids, the system comprising:

  • a plurality of individually controlled valves that are configured to emit liquid at an overall application rate based on volume per time; and

    a controller in communication with each of the valves, the controller being configured to receive a plurality of flow related individual control values for each valve, the controller being further configured to determine a flow factor for each valve based on the individual control values,wherein the controller is configured to vary the rate at which the liquid is emitted from each valve as the flow factor for each valve changes without changing the overall application rate.

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