1th UAS Team RQ-5A Hunter 2008 Unmanned Air System 2008 Unmanned Aerial System 2008 Unmanned Aerial System Team RQ-5A/MQ-5B Hunter Team RQ-5A/MQ-5B Hunter Pre-concept design Pre-concept design Analysis Analysis 1 1 st st Team Team 2008. 11. 24 2008. 11. 24
22
Embed
1th UAS Team RQ-5A Hunter2008 Unmanned Air System 2008 Unmanned Aerial System Team RQ-5A/MQ-5B Hunter 1 st Team 2008. 11. 24.
This document is posted to help you gain knowledge. Please leave a comment to let me know what you think about it! Share it to your friends and learn new things together.
Transcript
1th UAS Team RQ-5A Hunter 2008 Unmanned Air System
2008 Unmanned Aerial System2008 Unmanned Aerial System
Division and Corps Level reconnaissance, surveillance, Division and Corps Level reconnaissance, surveillance, Target acquisition, and battle damage assessmentTarget acquisition, and battle damage assessment
1th UAS Team RQ-5A Hunter 2008 Unmanned Air System
ii) (L/D)max : Let, Cfe = 0.0045(Light aircraft-twin engine)
- Cd = 2*Cd0 = 2*Cfe*(Swet/Sref), Cl = sqrt(π*AR*e*Cd0)
- RQ-5A : Cd = 0.0383, Cl = 0.783 (L/D)max = ⇒ 약 20.4
- MQ-5B : Cd = 0.0361, Cl = 0.808 (L/D)max = ⇒ 약 22.4
상대적으로 큰 AR 과 Oswald factor 로 인해 fig3.6 에 맞지 않는 것으로 판단
Wetted Area, Maximum Lift to DragWetted Area, Maximum Lift to Drag
1th UAS Team RQ-5A Hunter 2008 Unmanned Air System
PayloadPayload
MOSPMOSP
Multi-mission Optronic Stabilized Payload
- TV camera/FLIR- Laser Rangefinder- Designator
SARSARSynthetic Aperture Radar
MTIMTI
Moving Target Indicator
LN-251 GPSLN-251 GPS
Inertial Navigation System
Viper StrikeViper Strike
- Only on MQ-5B
1th UAS Team RQ-5A Hunter 2008 Unmanned Air System
GCS 3000GCS 3000
Manned by two operatorsManned by two operatorsTactical mission planningTactical mission planning
1 GCS 1 GCS
Control 1 or 2 air vehiclesControl 1 or 2 air vehicles
Control the air vehicleControl the air vehicle& its payload& its payload
1th UAS Team RQ-5A Hunter 2008 Unmanned Air System
• Manufacturer : Moto guzzi engine• Type : 2 Stroke I.C(Internal Combustion)• Power : 60 HP / 45KW• Engines : 2 engines (60 x 2 = 120 HP)• Fuel type : MOGAS
Propulsion(Engine)Propulsion(Engine)
1th UAS Team RQ-5A Hunter 2008 Unmanned Air System
• Given values– BHP0 : 60HP– Max fuel weight : 421LB– Displacement : 750 cc (46 in³)– Cruise speed: 70knot– Cruise altitude : 15,000 ft
• Assume– Propeller efficiency(np) : 0.8– 15% Fuel fraction for take off and climb – 5% Fuel fraction for landing reserve– Installation factor : 1.4 – Take off speed = 89.4 knot– Cruise at 75% take off power
Fuel consumption 15% for takeoff and Climb 63.15 lb
ROC V*(Ta-D)/W*60.032 475.08 fpm
Average Value
Vclimb (Vclimb1+Vclimb2)/2 195.49 kts
WdotF (LB/HR)/2 35.43 pph
ROC (V*(Ta-D)/W*60.032)/2 538.27 fpm
TTC h/ROC 27.87 min
Dclimb Vclimb*TTC/60 90.79 nm
Cruise and Loiter
Ta = D, L = W, SFC = constant
initial data 15Kft Cruise
W4 W3-WdotF*TTC/60 1601.79 lb
Vcr 70 Kts
Reserve 5% fuel plus 1 hr loiter
Landing weight(W19) W0-0.95*FF 1220.05 lb
Rflo 144 nm
Fuel required to loiter 1hr
Vlo 40 Kts
SFC 0.58Raymer
3-2
Average of Cruise
Range Rcr {V*(L/D)/SFC}*ln(Wi/Wj) 674.91
Wi/W j exp[R*SFC/{V*(L/D)}] 1.27
Endurance E {(L/D)/SFC}*ln(Wi/Wj) 9.64
Wi/W j exp(E*SFC/LOD) 1.327868852
R Dclimb+Rcr 765.70
Wi Weights at the beginning 1620
Wj Weights at the end 1220.05
1th UAS Team RQ-5A Hunter 2008 Unmanned Air System
AgendaAgenda
IntroductionIntroduction
ConclusionConclusion
AnalysisAnalysis
1th UAS Team RQ-5A Hunter 2008 Unmanned Air System
• Supporting OIF• Operational deployments to Macedonia in support of KFOR
in 99, 00, 01, 02• Systems in place at III CORPS (Ft Hood), XVIII ABN Corps
(Ft Polk), Training Base (Ft Huachuca); V Corps Fielding in FY03
• 22 Payload / Sensor Demonstrations• 31 Joint Readiness Training Cntr Exercises (JRTC)• 4 NTC Rotations• Lowest mishap rate of any U.S. owned UAV• Demonstrated extended center wing with hard points to drop
BAT submunition. 4 for 4 against moving armed target array at WSMR – Oct 02
Wing Span
29.2 FeetWeight
1620 LbsRange
144 nmAirspeed
70 Kts cruiseAltitude
15,000 FtEndurance
8-12 Hours with EO / IRPrimary Payload(s)
EO / IRLaunch / Recovery
Unimproved runway
Characteristics / Description:
Fully Qualified System Versatile Payload Platform Multiple Mission Configurations Only Army Extended Range /
Endurance UAV Stellar Overseas / NTC / JRTC
Performance
Capabilities:
Northrop-Grumman Corp
Contractors:
HunterFlights
Hours
7,835
28,565.0
728
3,967.8
OIF
Reported As Of:23 March 2004:
SpecificationSpecification
1th UAS Team RQ-5A Hunter 2008 Unmanned Air System
1th UAS Team RQ-5A Hunter 2008 Unmanned Air System