Chapter 14 – JIT and Lean Operations
82. A production system uses kanban cards to control production and movement of parts. One
work center uses an average of 40 pieces per hour of a certain part. Standard containers hold
10 parts. The cycle time for parts containers is about 36 minutes. Management has assigned
an efficiency factor of .20 to this work center. How many containers should be used to
support this operation?
83. A production cell uses 240 pounds of plastic resin each 8-hour day. Resin is transported in
drums that hold 100 pounds each. The material is obtained from a nearby supplier, and has a
12-hour cycle time. An efficiency factor of .15 has been assigned to this cell. What is the
optimum number of containers to support this operation?