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Systems for self-balancing control of mixing and pumping

  • US 7,620,481 B2
  • Filed: 05/11/2007
  • Issued: 11/17/2009
  • Est. Priority Date: 01/10/2007
  • Status: Active Grant
First Claim
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1. A control system for continuously mixing at least two materials, comprising:

  • a mixing process;

    wherein said process receives at least two input flow streams and has one output flow stream for the resulting mixture; and

    a process control system acting on said mixing process wherein said control system is configured to;

    (i) as a first priority, provide a desired density for said mixture; and

    (ii) as a lower priority, provide a desired flow rate for said mixture.

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