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Overall Equipment Effectiveness measures equipment performance combining availability, performance, and quality. Identifies improvement opportunities.

Formule

Availability = actual run time ÷ planned run time

Guide étape par étape

1Availability = actual run time ÷ planned run time
2Performance = actual output ÷ theoretical output
3Quality = good units ÷ total units
4OEE = Availability × Performance × Quality

Exemples résolus

Entrée

80% avail, 95% perf

Résultat

72.2% OEE

Erreurs courantes à éviter

✕Not including planned downtime in availability calculation
✕Using unrealistic theoretical maximums

Questions fréquentes

What's good OEE?

Below 65% poor, 65-85% acceptable, 85%+ excellent; world-class manufacturers achieve 90%+.

What causes low OEE?

Equipment downtime, slow running speed, defects; typically 40% availability, 5% performance, 5% quality loss.

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