Copyright D.P. Browne 2011

 

 

 

 

Home.Cockpit.Aircraft Systems.Worked Example.Program Controls.Before Flight.

Descent winds

On the ground, a History Wind prompt is available to load the wind data from the end of the last flight. Selecting this prompt will load the History wind into the Climb. phase wind data.
 

 

 

 

 

 

History Wind

 

Wind entry

 

To enter data on any of the wind pages, type into the scratchpad the wind speed, heading and altitude as shown.
 

Press LSK 1L, 2L, 3L or 4L as appropriate to enter the  scratchpad   data into the MCDU.
 

The wind pages can show up to 4 wind speeds

 

 

 

 

 

Page Prompts

 

HISTORY WIND

WIND REQUEST

NEXT PHASE

Calls up the history wind page, available on ground only

 

ACARS call to load wind values from external source

 

Calls up a the next wind page, eg CRUISE or DESCENT

 

Note on the PC simulation there is no external ACARS functionality.

 

Wind

 

 

The winds for Climb, cruise and descent are required by the FMGS to make reliable predictions and performance values.

The wind pages enable the flight crew to enter and review the winds speeds and directions for various flight phase.

There are 3 wind pages :

 

 

 

 

The wind page is accessed via the Performance page, INIT A page, or a vertical revision page.

 

 

Climb Winds

Cruise Winds