OPF Phase Shifter Records

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Displays OPF specific information about each phase shifter record in the case. To show this display, select Optimal Power Flow > Results > Phase Shifters in the Model Explorer. The OPF Phase Shifter Records display is a class of Case Information Display and therefore can be used in a manner consistent with the other case information displays. Specific formatting options are available from the local menu, which can be accessed by right-clicking on any field in the display. The columns can also be sorted by right-clicking on the heading of the field.

By default the display contains the following fields:

From Number, From Name

The name and number of the bus at the From end of the phase shifter.

To Number, To Name

The name and number of the bus at the To end of the phase shifter.

Circuit

The circuit identifier for the phase shifter.

OPF Control

Specifies whether or not the phase shifter is available for control during an OPF solution.

Area PS Control

Specifies if automatic phase shifter control has been enabled for the area containing the particular phase shifting transformer. If the area phase shifter control is disabled, all phase shifting transformers within the area will remain fixed at their initial settings during the entirety of the OPF solution process. This setting overrides the individual automatic control settings of each phase shifting transformer within the area.

XF Auto

Specifies if the transformer automatic control is enabled. If an individual transformer's automatic control is disabled, it will remain at it's initial settings during the entirety of the OPF solution process.

Phase (Deg)

The actual phase shift of the phase shifter, in degrees.

Initial Degrees

The initial phase angle before the OPF solution was calculated.

Delta Degrees

The change in the phase angle during the OPF solution.

Tap Min, Tap Max

The minimum and maximum tap positions allowed for the phase shifter operation.