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By the Numbers: How I Land my EDF Jet (and avoid the danger zones) Part 2

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RC NFO

Six part series on landing an EDF Jet:
Part 1: Aircraft Setup
Part 2: Stalls and Recovery
Part 3: Slow Flight
Part 4: Landing Pattern
Part 5: Glideslope
Part 6: Landing Practice

Starring my Freewing Avanti S 80mm EDF Jet:
AUW: 6.66 lbs (3.02 kg)
Wing Area: 430 sq. in. (27.74 dm^2)
Wing Loading: 36 oz/sf (109 g/dm^2)
Wing Cube Loading: 21
(WCL explanation and calculator: https://www.rccad2vr.com/aeronautics/...)

Control Surface Settings:
Ailerons: +/15 mm (Normal); +/5 mm (Landing)
Elevator: +/17 mm (Normal); +/10 mm (Landing)
Rudder: +/28 mm (Normal); +/20 mm (Landing)
Flaps: 23 mm (Takeoff/Half); 45 mm (Full)

Onboard Electronics:
Receiver with builtin stabilization
Telemetry:
Voltage Sensor
Airspeed Sensor
Variometer
Scorpion Backup Guard II:
https://www.scorpionsystem.com/catalo...
Backup Battery: 2s 75C LiPo, 650 mAh (overkill – 350 is plenty)
Main Battery: 6s 30C Lipo, 6000 mAh

Spalart quote found here:
Doug McLean | Common Misconceptions in Aerodynamics
   • Doug McLean | Common Misconceptions i...  

Aerodynamics – a quick review by DarkAero:
   • Why we don't use winglets (DarkAero 1...  

NACA Report 668: Wind Tunnel Investigation of NACA 23012, 23021 and 23030 Airfoils with Various Sizes of Split Flap:
https://ntrs.nasa.gov/api/citations/1...

Thrust vs Power and Best Angle of Climb vs Best Rate of Climb:
https://severevfr.com/aerodynamics/be...

FAA Aviation Safety: Stabilized approach and Landing:
https://www.faa.gov/sites/faa.gov/fil...

FAA Airplane Flying Handbook, Approaches and Landings:
https://www.faa.gov/regulations_polic...

AOPA article on energy management:https://www.aopa.org/newsandmedia/a...

New Zealand Dept of Conservation Live Cam video of Albatross Landing:
   • Albatross faceplants during an attemp...  

Michael Wargo on how to properly land a Heavy RC Aircraft and Heavy RC Turbine Jet Landing part 3:
   • MIchael Wargo on how to properly land...  

Air Berlin RC Airliner last flight and crash:
   • BRUTAL RC AIRLINER CRASH !!! AIRBUS A...  

Samm Sheperd’s Visual Angle of Attack Indicator:
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Sam was a certified flight instructor with a multiengine commercial pilot’s license. Sadly, he was killed in a motorcycle accident in 2018.

C130 Pilot Backseat Ride During F16 Demo 9G's over 10 times:
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Super Sabre Crash: Essential RC: BEST COMPILATION of BAD (and CRASH) RC LANDINGS #2
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My Avanti in a secondary stall:
   • Secondary stall almost plants my Avan...  

Cessna Citation landing at Telluride, CO:
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Freewing AL37 crash Video (example of down aileron initiating an asymmetric stall):
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RC Delta Jet hitting 750 km/h:
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F104 Starfighter Aerodynamic braking on landing at Jet Power 2019:
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F104 Starfighter – Wingtip vortices at Airworld 2015:
   • smokeon Lockheed F104 Starfighter t...  

Boeing 747400 Virgin Atlantic RC airliner by Adi Pitz:
   • WOW !!! STUNNING !!! BIGGEST RC AIRPL...  

Airbus A380 Emirates RC airliner by Ramy RC:
   • GIANT RC AIRBUS A380 EMIRATES MAIDEN ...  

posted by Gritmereedg