MODIFY LOAD CURVE
This function allows the user to modify points on a selected load curve.
After selecting a curve in the SELECT CURVE dialog window, the SELECT OPTION dialog window is displayed, see Figure 9.11.6.
1. ADD POINT (MOUSE PICK)
The user can select any location in the curve screen. The selected point will be added to the curve.
2. ADD POINT (KEY IN X, Y)
In the fields of the next dialog window, enter the X, Y values and select DONE.
3. DELETE POINT
The user can select any point on a curve. The point will be deleted automatically.
4. MODIFY POINT
There are several options, see Figure 9.11.7.
INCREMENTAL XY
Enter the X, Y increments and select OK in the next dialog window. Select point(s) in the curve screen to move.
KEY IN XY
Select a point in the curve screen. The X, Y values will be shown in the next dialog window. Change X, Y values and select OK. The points on the curve will be moved to the new coordinates. Repeat to modify another point.
NEGATE
Select point(s). The selected point(s) will be flipped about the X-axis.
SCALE
Enter scale factors and select OK in the next dialog box. Select point(s). The selected point(s) will move to the scaled coordinates.
UNDO LAST CHANGE
Reject the last modification.
5. REDRAW CURVE
This function redraws the modified curve to fill the display screen.