Helicopter Noise and Performance Data Set 2
Data is provided for three helicopter classes, based on maximum take-off mass:
Light helicopter (LHEL) MTOM < 3 000 kg
Medium helicopter (MHEL) 3 000 kg < MTOM < 6 000 kg
Heavy helicopter (THEL) MTOM > 6 000 kg
Default arrival and departure flight profiles are provided as fixed point profiles. Default departure flight profiles assume climb to a level flight altitude of 1 000 ft (305 m) for each helicopter class. Where the level flight portion on departure or arrival differs locally from these values, it is recommended that the default profiles are adapted to reflect local circumstances.
Table I-23
Helicopter Data Set 2 Description Table
ACFT_ID | Description | EngineTYPE | Number of Engines | Weight Class | Owner Category | MGTOW (lb) | MGLW (lb) | Max Landing Dist (ft) | Max Sea Level Static Thrust (lb) | Noise Chapter | NPD_ID | Power Parameter | Approach Spectral Class ID | Departure Spectral Class ID | Lateral Directivity Indentifier |
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
LHEL | Helicopters with MTOM ≤ 1 t | Turboprop | 0 | 0 | Helicopter | 0 | 0 | 0 | 100 | 0 | LHEL | SHP (% of Max Static Thrust) | 215 | 112 | Prop |
MHEL | Helicopters with MTOM 1-3 t | Turboprop | 0 | 0 | Helicopter | 0 | 0 | 0 | 100 | 0 | MHEL | SHP (% of Max Static Thrust) | 215 | 112 | Prop |
THEL | Helicopters with MTOM 3-5 t | Turboprop | 0 | 0 | Helicopter | 0 | 0 | 0 | 100 | 0 | THEL | SHP (% of Max Static Thrust) | 215 | 112 | Prop |
Table I-24
Helicopter Data Set 2 Departure Profiles
ACFT_ID | Op Type | Profile ID | Stage Length | Point Number | Distance (ft) | Altitude (ft) | TAS (kt) | Corrected Net Thrust (%) | OP_MODE |
---|---|---|---|---|---|---|---|---|---|
LHEL | D | DEFAULT | 1 | 1 | 0 | 0 | 1 | 50 | X |
LHEL | D | DEFAULT | 1 | 2 | 10 | 0 | 3 | 50 | X |
LHEL | D | DEFAULT | 1 | 3 | 20 | 16 | 5 | 50 | X |
LHEL | D | DEFAULT | 1 | 4 | 102 | 16 | 5 | 60 | D |
LHEL | D | DEFAULT | 1 | 5 | 561 | 30 | 50 | 60 | D |
LHEL | D | DEFAULT | 1 | 6 | 2 297 | 515 | 70 | 60 | D |
LHEL | D | DEFAULT | 1 | 7 | 4 032 | 1 001 | 90 | 70 | D |
LHEL | D | DEFAULT | 1 | 8 | 7 014 | 1 001 | 100 | 70 | D |
LHEL | D | DEFAULT | 1 | 9 | 10 000 | 1 001 | 110 | 70 | D |
MHEL | D | DEFAULT | 1 | 1 | 0 | 0 | 1 | 50 | D |
MHEL | D | DEFAULT | 1 | 2 | 10 | 0 | 2 | 50 | D |
MHEL | D | DEFAULT | 1 | 3 | 20 | 16 | 3 | 50 | D |
MHEL | D | DEFAULT | 1 | 4 | 102 | 16 | 30 | 50 | D |
MHEL | D | DEFAULT | 1 | 5 | 561 | 30 | 60 | 50 | D |
MHEL | D | DEFAULT | 1 | 6 | 4 032 | 1 001 | 65 | 75 | D |
MHEL | D | DEFAULT | 1 | 7 | 6 785 | 1 001 | 100 | 75 | D |
MHEL | D | DEFAULT | 1 | 8 | 10 000 | 1 001 | 126 | 75 | D |
THEL | D | DEFAULT | 1 | 1 | 0 | 0 | 1 | 100 | X |
THEL | D | DEFAULT | 1 | 2 | 10 | 0 | 2 | 100 | X |
THEL | D | DEFAULT | 1 | 3 | 20 | 16 | 3 | 50 | D |
THEL | D | DEFAULT | 1 | 4 | 102 | 16 | 30 | 50 | D |
THEL | D | DEFAULT | 1 | 5 | 1 001 | 151 | 60 | 50 | D |
THEL | D | DEFAULT | 1 | 5 | 4 679 | 1 000 | 65 | 75 | D |
THEL | D | DEFAULT | 1 | 5 | 6 681 | 1 000 | 83 | 75 | D |
THEL | D | DEFAULT | 1 | 5 | 8 679 | 1 000 | 100 | 75 | D |
THEL | D | DEFAULT | 1 | 5 | 13 679 | 1 000 | 113 | 75 | D |
THEL | D | DEFAULT | 1 | 5 | 18 679 | 1 000 | 126 | 75 | D |
Table I-25
Helicopter Data Set 2 Arrival Profiles
ACFT_ID | Op Type | Profile ID | Stage Length | Point Number | Distance (ft) | Altitude (ft) | TAS (kt) | Corrected Net Thrust (%) | OP_MODE |
---|---|---|---|---|---|---|---|---|---|
LHEL | D | DEFAULT | 1 | 3 | – 50 003 | 1 000 | 115 | 70 | X |
LHEL | D | DEFAULT | 1 | 4 | – 9 332 | 1 000 | 113 | 70 | X |
LHEL | D | DEFAULT | 1 | 5 | – 6 340 | 686 | 110 | 80 | A |
LHEL | D | DEFAULT | 1 | 6 | – 4 029 | 443 | 95 | 80 | A |
LHEL | D | DEFAULT | 1 | 7 | – 1 686 | 197 | 80 | 80 | A |
LHEL | D | DEFAULT | 1 | 8 | – 843 | 108 | 60 | 80 | A |
LHEL | D | DEFAULT | 1 | 9 | 0 | 20 | 5 | 80 | A |
LHEL | D | DEFAULT | 1 | 9 | 102 | 0 | 3 | 80 | A |
LHEL | D | DEFAULT | 1 | 9 | 121 | 0 | 1 | 80 | A |
MHEL | D | DEFAULT | 1 | 2 | – 40 229 | 1 000 | 135 | 75 | X |
MHEL | D | DEFAULT | 1 | 3 | – 36 322 | 1 000 | 123 | 75 | X |
MHEL | D | DEFAULT | 1 | 4 | – 32 411 | 1 000 | 112 | 75 | X |
MHEL | D | DEFAULT | 1 | 5 | – 28 504 | 1 000 | 100 | 75 | X |
MHEL | D | DEFAULT | 1 | 6 | – 22 145 | 1 000 | 90 | 75 | X |
MHEL | D | DEFAULT | 1 | 7 | – 15 784 | 1 000 | 80 | 75 | X |
MHEL | D | DEFAULT | 1 | 8 | – 9 426 | 1 000 | 70 | 75 | X |
MHEL | D | DEFAULT | 1 | 8 | – 5 153 | 551 | 60 | 60 | A |
MHEL | D | DEFAULT | 1 | 8 | – 750 | 89 | 50 | 60 | A |
MHEL | D | DEFAULT | 1 | 8 | – 62 | 16 | 20 | 60 | A |
MHEL | D | DEFAULT | 1 | 8 | 0 | 10 | 5 | 60 | A |
MHEL | D | DEFAULT | 1 | 8 | 102 | 0 | 2 | 60 | A |
MHEL | D | DEFAULT | 1 | 8 | 121 | 0 | 1 | 60 | A |
MHEL | D | DEFAULT | 1 | 8 | – 40 229 | 1 000 | 135 | 75 | X |
MHEL | D | DEFAULT | 1 | 8 | – 36 322 | 1 000 | 123 | 75 | X |
MHEL | D | DEFAULT | 1 | 8 | – 32 411 | 1 000 | 112 | 75 | X |
MHEL | D | DEFAULT | 1 | 8 | – 28 504 | 1 000 | 100 | 75 | X |
MHEL | D | DEFAULT | 1 | 8 | – 22 145 | 1 000 | 90 | 75 | X |
MHEL | D | DEFAULT | 1 | 8 | – 15 784 | 1 000 | 80 | 75 | X |
MHEL | D | DEFAULT | 1 | 8 | – 9 426 | 1 000 | 70 | 75 | X |
MHEL | D | DEFAULT | 1 | 8 | – 5 153 | 551 | 60 | 60 | A |
MHEL | D | DEFAULT | 1 | 8 | – 750 | 89 | 50 | 60 | A |
MHEL | D | DEFAULT | 1 | 8 | – 62 | 16 | 20 | 60 | A |
MHEL | D | DEFAULT | 1 | 8 | 0 | 10 | 5 | 60 | A |
MHEL | D | DEFAULT | 1 | 8 | 102 | 0 | 2 | 60 | A |
MHEL | D | DEFAULT | 1 | 8 | 121 | 0 | 1 | 60 | A |
Table I-26
Noise Characteristic data for Helicopter Data Set 2
NOISE_ID | THRSET_TYP | MODEL_TYPE | SPECT_APP | SPECT_DEP | SPECT_AFB |
---|---|---|---|---|---|
LHEL | P | I | 215 | 109 | 0 |
MHEL | P | I | 215 | 109 | 0 |
THEL | P | I | 215 | 109 | 0 |
Table I-27
Noise Power Distance (NPD) data for three helicopter classes
NPD Identifier | Noise Descriptor | Power Setting | Op Mode | L _200ft | L_400ft | L_630ft | L_1000ft | L_2000ft | L_4000ft | L_6300ft | L_10000ft | L_16000ft | L_25000ft |
---|---|---|---|---|---|---|---|---|---|---|---|---|---|
LHEL | MAX | 80 | A | 84,6 | 79,1 | 75,7 | 71,6 | 65,8 | 60,1 | 56 | 48,8 | 41,6 | 34,4 |
LHEL | MAX | 70 | X | 88,4 | 82,9 | 79,5 | 75,6 | 70,3 | 65 | 61,6 | 55,4 | 49,2 | 43 |
LHEL | MAX | 60 | D | 83,6 | 78,2 | 75,1 | 70,3 | 66,5 | 61,7 | 58,9 | 53,3 | 47,7 | 42,1 |
LHEL | MAX | 50 | S | 91,7 | 85,3 | 81,5 | 76,5 | 69,4 | 61,5 | 56,5 | 49,6 | 42,7 | 35,8 |
LHEL | SEL | 80 | A | 90,5 | 87,1 | 84,9 | 82,1 | 77,6 | 72,1 | 67,9 | 62,4 | 56,9 | 51,4 |
LHEL | SEL | 70 | X | 90,4 | 87 | 84,7 | 81,9 | 77,5 | 72 | 68,1 | 62,9 | 57,7 | 52,5 |
LHEL | SEL | 60 | D | 85,9 | 82,5 | 80,4 | 77,7 | 73,4 | 68,4 | 64,6 | 59,6 | 54,6 | 49,6 |
LHEL | SEL | 50 | S | 85,9 | 82,5 | 80,4 | 77,7 | 73,4 | 68,4 | 64,6 | 59,6 | 54,6 | 49,6 |
MHEL | MAX | 50 | D | 91,8 | 85,2 | 80,6 | 75,7 | 67,5 | 58,1 | 51,2 | 42,6 | 34 | 25,4 |
MHEL | MAX | 60 | A | 90,2 | 83,9 | 80 | 75,3 | 68,4 | 60,9 | 55,8 | 49,5 | 43,2 | 36,9 |
MHEL | MAX | 75 | X | 92,4 | 86 | 82 | 77,2 | 70 | 62,3 | 57,1 | 50,8 | 44,5 | 38,2 |
MHEL | SEL | 50 | D | 91,2 | 87,2 | 84,8 | 80,8 | 75 | 68,1 | 63,7 | 57,6 | 51,5 | 45,4 |
MHEL | SEL | 60 | A | 94,2 | 90,1 | 88,1 | 84,7 | 80 | 74,7 | 71,3 | 66 | 60,7 | 55,4 |
MHEL | SEL | 75 | X | 89,3 | 85,3 | 82,8 | 78,9 | 73,1 | 66,6 | 62,6 | 57 | 51,4 | 45,8 |
THEL | MAX | 50 | D | 91,2 | 85,2 | 81,7 | 76,3 | 68,8 | 60,4 | 54,9 | 46 | 37,1 | 28,2 |
THEL | MAX | 60 | A | 90 | 84,1 | 80,7 | 75,5 | 68,5 | 60,6 | 55,3 | 48 | 40,7 | 33,4 |
THEL | MAX | 75 | X | 92,4 | 86,4 | 82,9 | 77,5 | 70,1 | 61,6 | 55,7 | 48,1 | 40,5 | 32,9 |
THEL | MAX | 100 | S | 100,2 | 93,8 | 90,3 | 84,9 | 77,5 | 69,3 | 64,3 | 56,5 | 48,7 | 40,9 |
THEL | SEL | 50 | D | 92,8 | 89,3 | 87,4 | 84 | 79,2 | 73,5 | 69,6 | 63,7 | 57,8 | 51,9 |
THEL | SEL | 60 | A | 91,6 | 88,2 | 86,4 | 83,2 | 78,8 | 73,7 | 70 | 64,7 | 59,4 | 54,1 |
THEL | SEL | 75 | X | 94 | 90,5 | 88,6 | 85,2 | 80,5 | 74,7 | 70,4 | 64,8 | 59,2 | 53,6 |
THEL | SEL | 100 | S | 92,8 | 89,3 | 87,4 | 84 | 79,2 | 73,5 | 69,6 | 63,7 | 57,8 | 51,9 |