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Short-Term Scheduling

Short-Term Scheduling. Ross L. Fink. Classical Job Shop Scheduling. Used for material and capacity plans for MRP Used as a stand-alone scheduling method. Job Shop Scheduling Terms. For each job, i = job number r i = ready-time, release time, arrival time d i = due-date

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Short-Term Scheduling

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  1. Short-Term Scheduling Ross L. Fink

  2. Classical Job Shop Scheduling • Used for material and capacity plans for MRP • Used as a stand-alone scheduling method

  3. Job Shop Scheduling Terms • For each job, • i = job number • ri = ready-time, release time, arrival time • di = due-date • ci = completion date

  4. Job Shop Performance Measures • Fi = ci - ri = flow-time • Li = ci - di = lateness • Ti = Max{0,Li} = tardiness • Utilization • E/T models • Mean absolute deviation |ci - di| • Mean square deviation (ci - di)2

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