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== Simplified procedures == | == Simplified procedures == | ||
==== Taxiing ==== | |||
* For begin moving use up to 86% N2 a short time. | |||
* Normal taxiing at 62-66% N2 depending weight. | |||
* In turns use 68-70% N2. | |||
* Maximum taxiing speed 35 km/h and 10-15 km/h in turns. | |||
==== Takeoff ==== | ==== Takeoff ==== | ||
At MTOW | |||
* Flaps 10 (20) | |||
* N2 98-99.5% (full throttle, no more 5 min) | |||
* Elevator trim - 1.5 degrees up | |||
* Switch landing lights ON. | |||
* At 270 km/h up nose (pitch about 10-12 degrees, angle off attack 6-8 degrees, pull yoke about 1/2 it move range) and plane will take off at speed about 290 km/h. | |||
* Maximum ground speed for nose gear 310 km/h and 330 km/h for main gear. | |||
* After hight 5m and positive climb retract gear. | |||
* After 50m(night),200m(day) switch landing lights OFF. | |||
* After hight 120m and speed not less 330-340 km/h retract flaps to 0 degrees. | |||
* 390-400 km/h - reduce throttle to nominal value 91.5-93.0 % N2. | |||
* Accelerate to 500 km/h (460 km/h if need noise reduction procedure) | |||
* Climb to altitude 3000 at 500-480 km/h,from 3000m to 6000m at 480-460 km/h,then reduce speed by 5 km/h per 1000m. | |||
* Time to reach 9100M - 21 min. | |||
* Time to reach 10600M - 26 min. | |||
==== Cruising ==== | |||
At cruising altitude accelerate to desired speed at 91.5-93.0 % N2. | |||
Acceleration time to 0.82M with 93% N2 at 10 600M after reach 10 600M about 10 minutes. | |||
{| class="wikitable" | |||
|- | |||
! Altitude meters !! N2 (%) !! IAS (km/h) !! M !! TAS (km/h) !! Fuel flow (kg/h) | |||
|- | |||
| 9 600 || 90 || 520 || 0.75 || 820 || 2600 | |||
|- | |||
| 10 600 || 91 || 500 || 0.78 || 830 || 2300 | |||
|- | |||
| 10 600 || 93 || 515-520 || 0.81 || 855-860 || 2600 | |||
|- | |||
|} | |||
At 10 600M | |||
{| class="wikitable" | |||
|- | |||
! N2 (%) !! IAS (km/h) !! Mach !! TAS (km/h) !! Pitch degree !! Angle of attack !! Fuel flow (kg/h) | |||
|- | |||
| 89 || 452 || 0.71 || 760 || 2.7 || 4.2 || 2050 | |||
|- | |||
| 90 || 460 || 0.72 || 770 || 2.0 || 3.7 || 2200 | |||
|- | |||
| 91 || 500 || 0.78 || 830 || 1.7 || 3.2 || 2450 | |||
|- | |||
| 92 || 525 || 0.81 || 865 || 1.5 || 3.0 || 2700 | |||
|- | |||
| 93 || 530 || 0.82 || 875 || 1.5 || 3.0 || 2950 | |||
|- | |||
|} | |||
Note: At 93% N2 plane will increase it maximum speed limit. | |||
==== Descending ==== | |||
* Reduce trottle to 81-83% N2 and begin descend 10-12 m/sec at 0.8-0.82M while reach 600 km/h, | |||
* than maintain this speed. | |||
* Above 8100m maintain 83% N2 or more. Pitch -1 -2 degree. | |||
* Below 8100m to 5000M one engine 81% N2 and another 75-68% N2(if practicable). | |||
* Below 5000m reduse trottle to 61.7-72.0% N2 or idle. | |||
* Below 3000m speed less than 460 km/h and vertical speed less than 15 m/sec. | |||
==== EMERGENCY Descending ==== | |||
* Trottle - Idle (61.7-63% N2), pitch 10-15 degree negative, gear down. | |||
* Speed 600 km/h, 0.82M. Vertical speed 30-50m/sec. | |||
* While ending this mode plane drop 400-500m of altitude. | |||
* After emergency descend do not retract gear. | |||
==== Approuching ==== | |||
* Typical speed 380-400 km/h at clean plane, and 78-85% N2 and 85-88%N2 with gear down. | |||
* Gear down and extend flaps to 20 degree at 360-340 km/h, 86-88 N2. | |||
* At 300-320 km/h flaps 30 degree. | |||
* Before intercept glideslope flaps 30, gear down, speed 280-300 km/h. | |||
* When intercept glideslope decrease throttle to 81-83% N2. | |||
* In glideslope use 80-86% N2 (75-82% N2 in case small weight) | |||
{| class="wikitable" | |||
|- | |||
! Weight (kg) !! Speed (km/h) | |||
|- | |||
| 43000 || 275-285 | |||
|- | |||
| 40000 || 267-280 | |||
|- | |||
| 35000 || 252-265 | |||
|- | |||
| 33000 || 250-260 | |||
|} | |||
Optimal angle off attack 4.5-6 degrees. | |||
==== Landing ==== | ==== Landing ==== | ||
* At 60 m AGL disengage autopilot. | |||
* At 20 m AGL begin decreasing vertical speed and at 10 m AGL vertical speed must be about -3m/s | |||
* At 7 m AGL smoothly up nose to create 1-2 degree pitch and begin flare. | |||
* While flare increase pitch to 3-4 degrees if nessesary to maintain vertical speed less than -1m/s. | |||
* Smoothly set throttle to idle and touchdown. | |||
* Apply spoilers. After nose gear touchdown activate reversers. | |||
* At 250 km/h apply breaks. | |||
* Usually reversers off at 110 km/h, but if nesessary it may be used to full stop. | |||
* Typical touchdown speed = GS Speed - 20 km/h. | |||
Notes | |||
* Using more than 2.5 degree pitch when flare will result plane up and quickly drop speed with hard landing with gear crash possible. | |||
* Using more than recommended glideslope speed will result as above. | |||
* Speed less than recommended in glideslope need you use more pitch when flare and result will same or if use right flare pitch - to big vertical touchdown speed with result as above. | |||
Recommended in glideslope need you use more pitch when flare and result will same or if use right | |||
flare pitch - to big vertical touchdown speed with result as abov | |||
== Development == | == Development == | ||
| Line 64: | Line 155: | ||
* Aeroflot 1970 | * Aeroflot 1970 | ||
* Aeroflot 2008 | * Aeroflot 2008 | ||
* Interflug | |||
* LOT Polish Airlines | * LOT Polish Airlines | ||
* Nordavia | * Nordavia | ||
edits