26 Jul, 2026
A C D L N O P S T
P. Pl
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P.D.C.A. Cycle

Plan-Do-Check-Act. An iterative four-step problem solving process typically used in quality control. It is also known as the Deming Cycle, Shewhart Cycle, Deming Wheel, or Plan-Do-Study-Act.

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Planned Shut Down Time

The time when the plant is out of activity- examples: all events that should be excluded from efficiency analysis because there was no intention of running production (e.g. breaks, lunch, scheduled maintenance, or periods where there is nothing to produce). The remaining available time is your Planned Production Time.

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Plant Operating Time

Plant Operating Time is the amount of time your facility is open and available for equipment operation