Table 1.
Design of flight simulation task and prediction of subtask workload
| Phases | No. | Operations | Detailed operations | Concerned instrument ( represented particularly concerned instrument) | Duration | M-A |
|---|---|---|---|---|---|---|
| Cruise | 1 | Monitor parameters on HUD | Monitor primary flight parameters on HUD | Altitude, airspeed, pitch angle, roll angle, and heading displayed on HUD | 138.09 | 2 |
| Approach | 1 | APP mode | Search for position of glide slope indicator on HUD | HUD glide slope indicator, APP switch | 3 | 7.7 |
| 2 | Flaps down to 15 degree | (Keyboard Operation in “F7” 3 times), Flaps down | Flap position indicator | 2 | 3.2 | |
| 3 | Altitude descend to 2000 ft | Observe altitude on HUD | HUD altitude , altitude selector | 6 | 5 | |
| 4 | Flaps down to 35 degree | (Keyboard operation “F7” 2 times), Flaps down | Flap position indicator | 2 | 3.2 | |
| 5 | Adjust airspeed to 180 knots | MCP panel adjustment (mouse operation) | HUD airspeed , speed controls | 5 | 7.1 | |
| 6 | Set auto-brake switch | Auto-brake switch stage 2 (mouse operation) | Auto brake select switch | 2 | 7.1 | |
| 7 | Altitude descend to 1500 ft | Observe altitude on HUD | HUD altitude , altitude selector | 6 | 5 | |
| 8 | Adjust airspeed to 160 knots | MCP panel adjustment (mouse operation) | HUD airspeed , speed controls | 5 | 7.1 | |
| 9 | Gear down | (Keyboard operation “G”), confirm landing gear | Landing gear panel | 3 | 8.2 | |
| 10 | Altitude descend to 1000 ft | Observe altitude on HUD | HUD altitude , altitude selector | 6 | 5 | |
| 11 | Adjust airspeed to 140 knots | MCP panel adjustment (mouse operation) | HUD airspeed , speed controls | 5 | 7.1 | |
| 12 | Arm spoilers | (Keyboard operation “shift+/”) | HUD altitude | 2 | 4.2 | |
| 13 | Cut off autothrotte | MCP panel adjustment (mouse operation) | Command engage switch | 2 | 4.4 | |
| 14 | Disconnect the auto-pilot | (keyboard operation “Z”) | Command engage switch | 3 | 13.4 | |
| 15 | Monitor parameter on HUD | Instrument monitoring | HUD flight parameters | 87.09 | 2 | |
| Landing | 1 | Descend altitude placidly | (Flying rocker operation) | HUD altitude , HUD airspeed | 22 | 8.6 |
| 2 | Throttle down | (Flying rocker operation) | Engine indication | 5 | 8.6 | |
| 3 | Prepare to pull up | (Flying rocker operation) | HUD airspeed , HUD pitch angle | 12 | 18.2 | |
| 4 | Slow it down | (Flying rocker operation) | Information of airport runway | 3 | 12.2 | |
| 5 | When touched the ground | Decide according to runway | HUD altitude | 8 | 11.6 | |
| 6 | Open the thrust reverser | (Keyboard operation “F2”, flying rocker operation) | Information of airport runway | 5 | 10.3 | |
| 7 | Brake manually | (Keyboard operation “. ”, flying rocker operation) | HUD airspeed | 5 | 7.6 | |
| 8 | Close thrust reverser | (Keyboard release “F2”) | HUD airspeed | 44.36 | 2 | |
| 9 | Monitor parameters on HUD | Instrument monitoring | HUD flight parameters | 22 | 8.6 |