Three Factors

Availability

Availability compares operating time with planned production time.

highlighted = computed this step

Availability ratio

Availability is operating time divided by planned production time.

availability=operating/planned\text{availability}=\text{operating}/\text{planned}
OEE factorsThe chart shows availability, performance, and quality as exact fractions.OEE factorsOEE = 7/8 x 5/6 x 19/20 = 133/192planned production timedowntime 60operating 420planned 480availability7/8performance5/6quality19/20factornumeratordenominatorvalueavailability4204807/8performance7008405/6quality66570019/20diagnostic metric, not an optimizer

Availability value

Availability is 7/8.

420/480=7/8420 / 480 = 7/8
OEE factorsThe chart shows availability, performance, and quality as exact fractions.OEE factorsOEE = 7/8 x 5/6 x 19/20 = 133/192planned production timedowntime 60operating 420planned 480availability7/8performance5/6quality19/20factornumeratordenominatorvalueavailability4204807/8performance7008405/6quality66570019/20diagnostic metric, not an optimizer