wash, mix, spoon bakecoolpackaccept payment 6 + 2 min per dozen. 7.5 dozen per hour 10 min per dozen...
TRANSCRIPT
Wash, mix, spoon Bake Cool Pack Accept
Payment
6 + 2 min per dozen.7.5 dozen per hour
10 min per dozen6 dozen per hour
5 min per dozen12 dozen per hour
2 min per dozen30 dozen per hour
1 min per dozen60 dozen per hour
0:00
1:30
0:30
1:00
2:00
2:30
3:00
Cycle time
Flow time
Take OrderSlice the Bun & Add meat
Add the Toppings
Bag the order
1min / order 3 min / order 4 min / order 2 min / order
60 order / hr 20 order / hr 15 order / hr 30 order / hr
Demand=20 order / hr
Capacity is constrained by bottleneckCapacity = 15 order/hr
Throughput rate = min { demand, capacity}Throughput rate = 15 order/hr
Cycle time = 1 / Throughput rateCycle time = 4 min
Flow time = 1 + 3 + 4 +2 =10 min = (1/6) hr
Ave Inv. = Throughput rate x Flow timeAve Inv. = 15 order/ hr x (1/6) hr = 2.5 units
Take OrderSlice the Bun & Add meat
Add the Toppings
Bag the order
1min / order 5 min / order 4 min / order 2 min / order
60 order / hr 12 order / hr 15 order / hr 30 order / hr
Demand=20 order / hr
Capacity is constrained by bottleneckCapacity = 12 order/hr
Throughput rate = min { demand, capacity}Throughput rate = 12 order/hr
Cycle time = 1 / Throughput rateCycle time = 5 min
Flow time = 1 + 5 + 4 +2 =12 min = (1/5) hr
Ave Inv. = Throughput rate x Flow timeAve Inv. = 12 order/ hr x (1/5) hr = 2.4 units
Take OrderSlice the Bun & Add meat
Add the Toppings
Bag the order
1min / order 5 min / order 4 min / order 2 min / order
60 order / hr 12 order / hr 15 order / hr 30 order / hr
Demand=10 order / hr
Capacity is constrained by bottleneckCapacity = 12 order/hr
Throughput rate = min { demand, capacity}Throughput rate = 10 order/hr
Cycle time = 1 / Throughput rateCycle time = 6 min
Flow time = 1 + 5 + 4 +2 =12 min = (1/5) hr
Ave Inv. = Throughput rate x Flow timeAve Inv. = 10 order/ hr x (1/5) hr = 2 units
Take OrderSlice the Bun & Add meat
Add the Toppings
Bag the order
1min / order 5 min / order 4 min / order 2 min / order
60 order / hr 12 order / hr 15 order / hr 30 order / hr
Demand=120 orders
Take order stage is activated for first 2 hours (120 / 60 = 2)
Slice the Bun & Add meat stage is activated for 10 hours (120 / 12 = 10 )
Inventory increased for the first two hrs @ 48 orders / hr (60-12=48). Then the inventory starts to reduce.