Efficiency and Delay

Efficiency and Delay

Efficiency is work over available station time; delay is idle over available station time.

highlighted = computed this step

Idle Time

Idle time is available station time minus total work.

15−12=315 - 12 = 3
Line balanceThe chart compares load and idle time across stations.line balancing efficiencybase efficiency 4/5; delay 1/5basecycle 5; available 15; idle 3station 1load 5idle 0station 2load 4idle 1station 3load 3idle 2work 12; efficiency 4/5; delay 1/5what-ifcycle 4; available 12; idle 0station 1load 4idle 0station 2load 4idle 0station 3load 4idle 0work 12; efficiency 1; delay 0deterministic station-load arithmetic only

Efficiency

Efficiency is 4/5.

12/15=4/512 / 15 = 4/5
Line balanceThe chart compares load and idle time across stations.line balancing efficiencybase efficiency 4/5; delay 1/5basecycle 5; available 15; idle 3station 1load 5idle 0station 2load 4idle 1station 3load 3idle 2work 12; efficiency 4/5; delay 1/5what-ifcycle 4; available 12; idle 0station 1load 4idle 0station 2load 4idle 0station 3load 4idle 0work 12; efficiency 1; delay 0deterministic station-load arithmetic only

Delay

Balance delay is 1/5.

3/15=1/53 / 15 = 1/5
Line balanceThe chart compares load and idle time across stations.line balancing efficiencybase efficiency 4/5; delay 1/5basecycle 5; available 15; idle 3station 1load 5idle 0station 2load 4idle 1station 3load 3idle 2work 12; efficiency 4/5; delay 1/5what-ifcycle 4; available 12; idle 0station 1load 4idle 0station 2load 4idle 0station 3load 4idle 0work 12; efficiency 1; delay 0deterministic station-load arithmetic only