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Ops Man
Topic 8 - Production Process Design
Question | Answer |
---|---|
what is workstation balancing? | placed one after another according to sequence - if needs more time = break = IDLE TIME - line balancing wants stations to have similar workloads so IDLE TIME is minimised |
what are the steps for production process design? | 1. workload divided into smaller units so that they can be performed independently 2. minimum number of necessary workstations 3. idle time 4. calculation of annual production |
what is a work element? | task that can't be split without interference |
what is a workstation? | where operation is performed |
what is an operation? | set of work elements set to a workstation |
what is line balancing? | assignment of work elements to workstations |
what is cycle time? | maximum time product can stay in each workstation |
what is a balancing delay? | total idle time in production line |
what should be considered when calculating adequate cycle time? | maximum annual production AND present market demand |
what is task precedence? | activities that should be carried out before task can start |
what are the rules for task selection? | 1. rule for maximum successive task - select tasks with longer execution & leaving the rest 2. helge son & birnie methodology - each task considered, execution task added to all subsequent tasks, one with greatest result is selected |