Unformatted text preview: time. The table displays operational
data from the MRP system relevant to those ovens. For example, in Figure 5-10, the user selected
to view the power used by Ovens E and C on a Tuesday. 2 The blue line indicates that the power use
was fluctuating between 7 and 37kW between midnight and 5:30 AM, indicating that the heating
element was engaged in either oven E or C. At about 5:30 AM, the load on the circuit increases to
fluctuate between 25 and 65 kW, which means that the heating element in the other oven was turned
on. According to the table, at 8:39 AM, the operator put an item into oven E where it continued to
remain until about 4:00 PM, the current time.
Based on the information in the dashboard, it is possible to deduce that that oven C was accidentally left running overnight and throughout the day without any product inside it. Oven E,
on the other hand, was properly shut off overnight but turned on first thing in the morning, three
hours before it was used in an operation. While the dashboard does not explicitly present those
conclusions, feedback from operators and managers familiar with the cell indicated that once they
were trained, it was easy to arrive at such conclu...
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- Spring '14
- Energy Policy, ........., Energy development