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Authoring manufacturing process plans > Managing time

Populate allocated time

Allocated time is the official time of each process and operation. You can manually define the allocated time or you can populate it from other time fields. You can choose the basis on which to calculate the allocated time. This calculation updates the allocated time of all the descendents of the selected process or operation. The calculation is done from the lowest level upwards (rollup).

If flows between operations are created in a PERT chart, populating the allocated time will sum up the values of sub-levels and display the sum in the target process. If flows are not created between operations in PERT chart, then to sum up the values of sub-levels and display the sum in the target process, you or an administrator must update the MECollectionTypeProcesses preference with the process type (Process or the internal name of the custom process type).

Procedure

  1. Do one of the following:

In the Time view, in the Time Values section, click Calculate.

Choose Tools → Populate Allocated Time.

Teamcenter opens the Populate Allocated Time dialog box.

  1. Select one of the following:

Use this option

To calculate allocated time based on

Estimated Time

Time information used in the preplanning stages, before detailed time analysis data is available.

Simulated Time

Time values that are determined as a result of a simulation.

Time Analysis Duration

The total duration as calculated in the Time Analysis section.

Prioritized list of time properties

A configured list of data sources. Teamcenter considers these sources in order of their appearance in this list, looking for a value that does not equal zero. As soon as it finds one, Teamcenter populates the allocated time and does not consider the rest of the list. You can move data sources up or down in the list, or remove them completely. If you select only one option, for example, Simulated Time, in this list, Teamcenter behaves in an identical fashion to selecting Simulated Time on the upper part of this dialog box. This list of data sources is not evaluated if the node has children whose accumulated allocated time is not equal to zero.

  1. (Optional) Specify how many levels are populated by selecting a value from the Populate up to level list. All leaf objects are calculated that are of a distance from the top-level object that is greater than or equal to the number you specify in this option.

  2. Select Populate zero values if you want to override the allocated time for a specific object with zero values, even if the object’s original allocated time value is not zero.If you select this option in conjunction with the Prioritized list of time properties option, Teamcenter populates allocated time with zero values if all the values of the sources in the list are zero.If you do not select this option, original values that are not equal to zero are not replaced with zero values.

Source: https://docs.sw.siemens.com/en-US/doc/282219420/PL20251212545240207.mse/xid356061 · retrieved 2026-07-11