APN-241 - Lockheed Martin

APN-241 - Lockheed Martin
APN-241:
Radar Capability to Enhance
Hercules Missions
Steve Batts
Northrop Grumman Electronic Systems
Manager, International Business Development
Office: (410) 765-4573
Cell: (443) 433-8124
Email: stephen.batts@ngc.com
APN-241 Overview
The standard for tactical transport radars
• Capabilities to expand aircraft
missions
– Military & Humanitarian
missions
– DBS/SAR modes for radar
approach and airdrop
• Designed to reduce O&M
costs
– Eliminates costs of scheduled
maintenance and I-Level
support
• Continuously upgraded to
meet new requirements
– TF/TA, SAR, C-130J IPRA
• Future upgrades include
Precision Airdrop, Maritime
Patrol & Terrain Avoidance
The APN-241 is the only transport radar
that offers SAR mode. (25-Foot resolution shown)
50+ Years Of Performance
& Sustainment Enhancement
80s
…Future
90s
00s
10s
20s
APN-241
APN-59
APN-242
Sustainable Legacy Capability
>800 Systems worldwide … 4 Configurations
Increasing Value to C-130 Users
3
Sustainable Mission Versatility
• Multi-mission radar capability for military and civil applications
– Tactical employment, Humanitarian Assistance, Ecological Support
• SAR, TF/TA, DBS, MGM, Skin Paint, Windshear, Turbulence
Detection
• Technology insertion benefits – C-130H/J commonality
• Established worldwide logistics support system
– 800+ systems delivered to 21 countries
– Robust production line
Receiver - Transmitter – Processor
(RTP)
Antenna
RTP Mount
4
Enhanced Mission Capability
Take-Off and Landing
+02
-03
-03
+02
+02
Weather
Skin Paint
Wind Shear
MGM ARA with HUD
TCAS & Flt Plan Overlay
Employment En-Route: Airdrop, Airland, MAFFS, Maritime Patrol
Terrain Avoidance
DBS
Ballistic Wind for
Precision Airdrop
-04-04
Maritime Patrol
SAR
Improving Situational Awareness & Crew Coordination
Take Off and Landing
Unparalleled Capability for Radar Approach
• MGM/DBS/SAR modes enhance
Airborne Radar Approach Capability
– Highest resolution map modes
• Windshear protection
– 10 nm range vs. 5 nm
– Operational above 5,000 Ft. AGL
– Two-Bar scan eliminates false
alarms
– Three-levels of alert
• Advisory- 10nm
• Caution- 5nm
• Alert- 1.5nm
• Mode interleaving enhances crew
coordination & safety
Airborne Radar Approach
MGM Displayed through HUD
Windshear
Enhanced safety in critical flight phases; anytime and anyplace
Enroute
See and Avoid Weather and Traffic
•
•
Weather: Integrated System Mode
– 320 nm range, selectable range scales
– Weather-through-weather
– Automatic turbulence detection
– TCAS & Flight Plan overlay
– Mode Interleaving: Two modes/maps
simultaneously
– Non-emitting Freeze mode
Skin Paint
– 20 nm range - Longest in class
– Rejects clutter and ground moving targets
– Target icon proportional to RCS
– Doppler stick indicates head/tail aspect and
velocity
+02
-03
-03
+02
+02
-04-04
Weather mode with TCAS overlay
Enhanced safety for any scenario
Skin Paint clutter-free display
Low Level Navigation and Airdrop
MGM Effective range: 320nm
DBS Effective range: 40nm
• Display expands (2:1 and 4:1)
• Three cursor modes
• Sector scans (±15°, ±30°, ±60°, ±135°)
• Automatic Tilt & Gain
APN-241 precision supports expanded CONOPS
Map Resolution Comparison
High resolution terrain images for tactical employment
Wx Radar Real Beam Ground Map
APN-241 MGM
APN-241 DBS
APN-241 SAR
Automatic Parameter Adjustment
• Frees aircrew to perform other tasks
• Enhances safety of flight
• Based on mode, range scale, altitude
– Radar optimizes
• > Tilt
• > Gain
• > Video Intensity
• > Beam Shape
• Manual changes are memorized for each mode
Reduces crew workload; Optimizes Radar Performance & Crew Coordination
Mode Interleaving:
Reduces crew workload; Improves crew coordination
Weather-through-Weather
Airborne Targets
Northrop Grumman Private / Proprietary Level I
Weather
Ground Mapping
Maritime Targets
Upgrades for User Requirements
• C-130H upgrades
– New range scales, color ground map
(pilots), adjustable clutter notch
– USAF AMP modes: TF/TA and SAR
• C-130J
– Integrated mission computer-based
architecture
– “Hurricane Hunter” Wx mode
– Integrated Precision Radar Approach
– SAR maritime patrol demonstration to
USCG (May 08)
• C-27J/C-295 antenna development
– Retains all mode performance and
capabilities
SAR Developed for USAF C-130 AMP,
now a software-only upgrade.
Tactical Landing Precision:
Heads Up or Heads Down
Tactical Landing Ground Map Image
Shown on Heads Up Display
Radar Ground Map Display
13
Advanced New Mission Capability
• First Pass Precision airdrop
– Ballistic wind measurement
• Maritime Patrol Modes
– Surveillance capability
based on Skin Paint mode
– Moving Target
indicator/Moving Target
Tracking
– Adjustable range gate to
detect high speed targets
• Terrain Awareness
– Low level flight safety
enhancement
• Retrofitable to all APN-241
configurations
No hardware changes or aircraft modification required
First Pass Precision Airdrop
Range To Go to HARP
Range Vector Offset
to HARP
Ant. Beamwidth
Ballistic Wind is a modification
of the Windshear mode
Drop Zone (DZ)
Range as shown: 7.1nm
Maritime Patrol
• Surveillance capability based on
mapping modes (MGM, DBS,
SAR)
– SAR application
demonstrated in 2008 USCG
C-130J demo flight
• Tracking capability based on Skin
Paint
– Low Risk software
development
• Moving Target Detection/Moving
Target Indicator
– Demonstrated in 2009 USN
program
• AIS integration
The APN-241 is the low cost solution to the
Maritime Patrol mission. Low risk development
is based on proven technologies.
Low Cost Maritime Patrol Capability Based on current modes
Terrain Awareness
Enhances safety in low altitude environments
• Based on USAF C-130 AMP TF/TA
mode
– More than 140 test flights in USAF
program
• No new hardware required
• Adjustable Set Clearance Plane
– Elevation angle of azimuth scan can
be adjusted to geography and
mission parameters
The Terrain Avoidance mode was developed
under the USAF C-130 AMP program.
No hardware change is required
SW mod for enhanced, safe low level operations
Terrain Following
Low level
Ingress/Egress…
…in Adverse Weather
..to & from austere locations
Safe Low level ops with TF/TA, SAR, and precision ground mapping
18
C-130 Radar Upgrade Assessment
Radar
Config.
Op.
Perf.
Reliability
(MFTBF)
Acq Cost
(NRE +
Prod)
Sustain.
Cost
(20 Years)
(Qty 30)
APN-59
Limited
<50Hrs
N/A
Out of
Production
N/A
APN-241
Outstanding
1000+Hrs
NRE for
Installation
ILS In Place
In Production
APN-242
Limited
2000 Hrs
No NRE
ILS In Place
Production
Line Ready
Schedule
APN-241 Summary
Sets the standard for tactical transport radars
• Unequaled Performance expands mission sets
– Precision Mapping, Skin Paint & Windshear
– Capability to support military and
humanitarian/civil govt. missions
• Designed to reduce O&M costs
– High reliability
– Two-level maintenance
– No special tools, no special training
• Continuously upgraded for new requirements
– Engineering support for technology updates
– Advanced capabilities available
Precision, versatility and reliability – anytime and anyplace
For More Information Contact:
Steve Batts
Business Development Manager
Northrop Grumman Electronic Systems
Office: (410) 765-4573
Cell: (443) 433-8124
21
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