MR_NMAP Computer Prediction Model for Military Operating Areas

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MR_NMAP Computer Prediction Model for Military
Operating Areas

• by
• Kevin Bradley
• Geral Long
• Micah Downing
• Wyle Laboratories, Inc.
• International Military Noise Conference
• Baltimore, MD
• 24-26 April 2001

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AIRSPACE NOISE MODEL

• MOA Range NOISEMAP (MR_NMAP)
• Fixed-Wing
• Rotary Wing
• Special Use Airspace
• MOA Range
• Airspace Routes Tracks
• IR, VR, SR and LANTIRN Routes

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MR_NMAP Suite

• MR_OPS
• NOISEFILE
• MRNMAP
• NMPLOT

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MR_NMAP Capabilities

• Flexible airspace ops descriptions
• Daily noise exposure metrics
• Single event metrics
• Contours (via NMPLOT)
• Airspace specific point results

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MR_NMAP Data Requirements

• Airspace Description
• Boundaries, floor ceiling
• Mission
• Aircraft Type Power setting Speed
• Number of events (incl. day/evening/night)
• Duration of each operation in area
• Entry / Exit point of MTR
• Altitude Distribution

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MR_OPS Main Screen
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MR_NMAP
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MR_NMAP
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MR_NMAP
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MR_OPS Mission Profile
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MR_NMAP Updates

• Verison 2.2
• Specific point analysis
• Top 20 Contributors
• Airspace, Mission, Aircraft, Noise Metric
• Noise Grid Size
• Expanded grid size
• Resize large grid size
• Warning on coarse grid size (1,000 ft)
• Multiple metrics

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MR_NMAP Demonstration Case

• 1600 annual sorties
• MTR
• MOA
• Range Target areas
• Avoidance area

MOA (25)
range (25)
Avoid
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MR_NMAP Results (.TXT) File

• Input parameters
• Airspace
• Mission
• Ops rate
• Weather
• Output data
• NMPLOT Grid file
• Uniform distributed sound level
• Number of events above SEL cutoff
• Specific point ranked contributors

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MR_NMAP GRD File (NMPLOT)
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MR_NMAP Specific Point Analysis
  Specific Point BULLDOG_A

Sound Level Mission
Aircraft (dB) HA() VR-1004
MISN10 A-5C 58.4
5.2 BULLDOG A MISN10
A-5C 57.6 4.7 BULLDOG A
MISN2 F-15A 51.5
2.1 BULLDOG A MISN4
F-117A 51.0 1.9 VR-1004
MISN2 F-15A 48.9
1.4 . . . .
BULLDOG A MISN3 F-14A
42.9 .6 VR-1004
MISN19 B-52G 41.8 .5
BULLDOG A MISN19 B-52G
41.0 .5 VR-1004
MISN3 F-14A 40.4 .4
Total Level ........
63.5 10.1
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MR_NMAP

• Technical Oversight AFRL/HECB (McKinley)
• Distribution AFCEE/ECC (Mabie)
• http//www.afcee.brooks.af.mil/ec/noise/noisemodel
  s.htm
• Version 2.2 out soon