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Process design 2 – analysis
Chapter 5 Process design 2 – analysis
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Figure 5.1 Process design – analysis involves calculating the details of the process, in particular its objectives, sequence of activities, allocation of tasks and capacity, and its ability to incorporate the effects of variability
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Figure 5.2 'Micro' process performance objectives and process design factors
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Figure 5.3 Some common process mapping symbols
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Figure 5.4 Process map for ‘enquire to delivery’ process at stage lighting operation
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Figure 5.5 The ‘supply and install’ operations process mapped at three levels
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Figure 5.6 The ‘collect and check’ process mapped to show different levels of process visibility
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Figure 5.7 Customer experience map of a visit for an X-ray investigation
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Figure 5.8 Precedence diagram showing the relationship between activities for the computer test and repair task
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Figure 5.9 Long-thin arrangement of stages for the ‘computer test and repair’ task
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Figure 5.10 Intermediate configurations for the ‘computer test and repair’ task
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Figure 5.11 The ‘short-fat’ configurations of stages for the ‘computer test and repair’ task
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Figure Balancing loss is that proportion of the time invested in processing the product or service that is not used productively
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Figure 5. 13 Processing time variability in a synchronised process
Figure Processing time variability in a synchronised process. Cycle time will need to accommodate the longest activity time at any of the stages
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Figure The relationship between process utilisation and number of units waiting to be processed for no arrival time or activity time variability
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Figure Units arriving at a process with variable arrival times and a constant activity time (10 min)
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Figure The relationship between process utilisation and number of units waiting to be processed for the variable arrival times in the example
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Figure The relationship between process utilisation and number of units waiting to be processed for variable arrival and activity times
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Figure 5.18 The general form of queuing analysis
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Figure 5.19 Low and high arrival variation
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