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Preventative maintenance scheduling incorporating facility and loop optimization

  • US 7,444,200 B1
  • Filed: 06/01/2007
  • Issued: 10/28/2008
  • Est. Priority Date: 06/01/2007
  • Status: Expired due to Fees
First Claim
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1. A method for scheduling preventative maintenance tasks, comprising:

  • defining a set of global time periods;

    scheduling members of a set of preventative maintenance tasks associated with a plurality of machines for execution during the global time periods based on capacities of the machines and production targets for the machines;

    defining a plurality of time slots for a selected global period having a selected preventative maintenance task scheduled for execution therein; and

    scheduling a selected time slot from the plurality of time slots for performing the selected preventative maintenance task based on work in process levels for with the associated machine over the time slots.

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