Questions tagged [fixed-wing]
For questions about aircraft that primarily use wings to generate lift.
46
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How to reduce fixed-wing FPV wobble?
I've been flying fixed wing and quadcopter FPV for a while, and one problem all the planes have is they wobble or get bumped around by turbulence, even on relatively calm days.
Are there types of ...
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Pitch control in PX4 autopilot
I am trying to translate controller diagram of fixed wing px4 attitude control into mathematical form. While going through the controller diagram Fixed-Wing Attitude Controller looking into PX4 github ...
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Should I use a tandem wing for my RC aircraft?
I am designing an RC airplane. My goal weight is under 10 lbs so I'm designing parameters based off of a 10 lb weight to allow for some overshoot. I also would like the wingspan to be around 4.5 ft ...
Daniel Lader
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Simultaneous video streaming to raspberry pi and GCS
I am working on a project in which I use a raspberry pi 4 on my drone to process the camera images and send some commands to pixhawk autopilot based on the information coming from image processing.
I ...
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Would it be problematic to have only on/off throttle control?
On a remote controlled airplane, would it be a problem to only have on/off throttle control and not be able to set a particular throttle level? Would landing be possible?
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Can a A2212/6T ,2200Kv motor with 8” inch propeller can lift an rc plane?
I have 4 motors installed in my rc Aircraft, A2212/6T 2200kv BLDC with 8” propeller can it fly a rc air craft weigh 3000gms, if not directly from
ground , if i throw it in the air like gliders will it ...
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Main parameters of slow moving model aircraft
For example, 1.5 meters balsa model aircraft designed for the speed like 10 meters per second.
It has a glider - wings, body, tail
and
the "load" - motor, battery, electronics, wires, ...
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Can the CV code shown in this video can be used for fixed wing plane?
https://youtu.be/uzrugbQCO64
This is video mentioned. Its a DIY object tracking uav. Here used is a quadcopter can it be used for fixed wing plane. In this case it is quadcopter. Code only command the ...
rajtaj
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73
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Does a brushless motor ESC need thicker input wires than output wires
For this question, I have my own opinion and want to know whether it's correct or not.
We know that ESC use pwm to control speed. For long range fixed wing at cruise speed, ESC may work at a ...
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ESC wiring to FC for wing - 2 or 3 pins?
I'm new to the wing builds and I'm a bit confused. I ordered the kit for the AR Wing Pro, which includes BLDC motor and ESC. The ESC comes with the mandatory 2 power lines and 3 thick lines for the ...
- 235
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Custom flight mode in pixhawk flight controller
I am trying to convert a pixhawk drone into a quadrotor biplane tailsitter. Is there a way to create a transition flight mode where a motor pair will lower its RPM for a while until the drone's axis ...
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How to know current image bands?
I work with sets of images from sensors such as:
DJI P4 Multispectral
DJI P4 PRO
MicaSense RedEdge-MX
MicaSense RedEdge-P
Then I extract attributes from the images. For this, I need to know the ...
4
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1
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In the United States, what are the legal distinctions between a rocket powered RC plane, an actively stabilized model rocket, and a drone?
Model rockets launch and fly autonomously, and can be either actively or passively stabilized. Their powered flight is generally confined to vertical trajectories. Drones fly predominantly horizontal ...
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How does the Switchblade 300 drone maneuver?
I was wondering how the Switchblade 300 drone (https://www.avinc.com/tms/switchblade) is able to maneuver? On all photos I can find, there is no sign of any ailerons - so does it wiggle the wings at ...
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Which propeller for these motors for rc airplane
I am new to this hobby and I am looking to make a rc airplane myself but I am confused to buy which propeller for this motor?
Shall i buy CW or CCW propeller
Thanks, Paarth
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How to couple panel method velocities with boundary layer equations to obtain viscous pressure and lift coefficient?
I have calculated CP(pressure coefficient) and CL(Lift coefficient) for a NACA2412 airfoil using the panel method but as it only allows us to calculate the same for inviscid flow, I could not get the ...
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How close can a drone be to a wind turbine in Germany?
I operate a rather professional fixed wing drone which requires pre-flight planning via an app and doesn't support direct control besides instant flight abortion and "return to landing zone" ...
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Can a BLDC motor meant for a multi-rotor be used for a fixed-wing aircraft?
I am designing a propulsion system for a fixed wing aircraft (RC plane). I have found a motor that meets all the requirements of my fixed wing aircraft. But the motor was for a multi rotor. Can we use ...
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When flying, how can I identify the orientation of a distant fixed wing model aircraft?
I'm learning to fly fixed wing model aircraft via an RC simulator. I can control the aircraft well in Chase mode, where my viewpoint follows the aircraft. However, in Fixed mode, where my view is ...
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How can I use XFLR5 in Ubuntu 20.04
I'm working on an aircraft project and I need XFLR5 to decide on a suitable airfoil. However, I can see that it is only available in Ubuntu 18.04. I'm using Ubuntu 20.04.
What can I do about this? Is ...
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Overheating (fire thrown out of the nozzle)
0
At first I copied https://www.jetcat.de/en/productdetails/produkte/jetcat/produkte/hobby/Engines/P160_rxi_b
Where I manufactured and installed all the parts and they are very similar to the original ...
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What should I use to cover this plane with?
Unsatisfied with the weight of my first model (a FT Tiny Trainer), I decided to build something lighter. Since overweight foamboard was the downfall of my first model, I decided to try reducing amount ...
- 693
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IR and/or Thermal FPV
I'm interested in thermal imaging and night vision and applying it to FPV flight. Can anyone recommend a good night vision FPV camera? I've seen the RunCam Night Eagle, and it looks great, if a little ...
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What would a basic fixed-wing electronic setup look like?
I'm building an FT Tiny Trainer. Currently it's just a chuck glider, but now that I have tested it, I want to add electronics. At first, the plane would be a controlled glider, but then I'd probably ...
- 693
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S800 Reptile Matek F411 auto launch question
I just built my first wing a S800 Reptile V2 using a Matek F411 Wing flight controller.
Here is the video of the behavior:
https://www.youtube.com/watch?v=muoECu_lvKs
I just checked that my Servos are ...
- 225
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How to determine the minimum thrust to weight ratio for a fixed-wing aircraft?
I am considering building a fixed-wing aircraft with foam board, and I'm unsure what the necessary thrust to weight ratio is. With quads, it's easy to determine the necessary thrust. Just find a motor/...
- 5,752
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What registration is required for 250g to 2kg drones in Australia?
As some of you might know already, I'm planning to get into model aviation. I've been looking at the CASA rules and trying to get my head around them. So far, I've built a FliteTest Tiny Trainer with ...
- 693
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Do laws on 'drones' in Australia apply to fixed wing model aircraft?
I've been looking at the CASA RPA rules (specifically under 250g and under 2kg non-commercial) and there doesn't seem to be a section on fixed-wing aircraft. Do the rules for 'drones' (for instance ...
- 693
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Drones capable of smooth plane/bird-like flight
Multirotors are small rotorcraft with flight dynamics which result in an unnatural "flight experience".
Are there multirotor autopilots which would be able to simulate a more "natural&...
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Do I need CW or CCW props for my plane?
So I'm making an airplane with a motor at the front, do I use CW or CCW props?
Pretty sure this is what counts as a puller plane (is that the right term?).
- 923
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515
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Picking the right prop pitch for my plane
Sorry for all the questions, but I'm trying to figure out what I need before ordering a hundred dollars worth of stuff and then find out I got the wrong stuff.
So from what I understand of this site, ...
- 923
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Is it feasible to use an RC car transmitter/receiver to control an RC plane?
I am a beginner to the hobby and I've been constructing chuck gliders out of foam board and card for a few years. I'd like to start making models that I can control, but I don't have much of a budget. ...
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What obstacles are there in making ultra long range model aircraft?
As far as I am aware, there have not been any model aircraft that have successfully circumnavigated the Earth without stopping. Few trans-Atlantic attempts have succeeded (see: The Spirit of Butts' ...
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How does "L1 distance" path-following for fixed-wings work?
I was told that the "L1 distance" method is one of the simpler methods for guiding a fixed-wing aircraft along a path. It sounds like a path-following method for fixed-wing aircraft that ...
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How do aerodynamics for small model aircraft differ from that of larger aircraft?
I am reading an aerodynamics textbook (Introduction to Aerodynamics by Anderson). I am still in the chapters that deal with subsonic aerodynamics, which seems to have a focus on life-sized manned ...
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How can I learn to fly RC planes using a simulator?
I intend to learn how to fly RC fixed-wing planes (I have previously worked on semi-autonomous aircraft, but had never learned how to fly RC planes). However, I currently live in a small place where ...
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Do aerodynamics scale for model aircraft?
If I wanted to make a scale model plane that looked like a real aircraft, could I just scale down all of the measurements of the actual aircraft to make a model aircraft with similar flight ...
- 5,752
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Is it possible to control an RC plane using reaction wheels?
I recently had an idea involving reaction wheels and a model airplane. Would it be possible to control an RC plane using reaction wheels rather that servos and control surfaces? Would a reaction wheel ...
- 5,752
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Why does moving the centre of gravity forward increase stability of a plane?
It's a common saying that "A nose heavy plane flies poorly, a tail heavy plane flies once", but why does moving the centre of gravity backwards or forwards change the stability?
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What is the purpose of adjusting the thrust angle for model aircraft?
I have a few model aircraft and know that the motor is often slightly offset. I have heard conflicting reasons as to why this is done. Some people claim it is because of motor torque and other people ...
- 5,752
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"Rogallo wing" balsa rubber-band model plan - do you have one?
Several decades ago - 4 or 5 at least - I saw a plan in a model aircraft magazine for a very simple rubber-band driven plane that used a piece of a dry cleaner bag (thin plastic wrap style) as a ...
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How to determine the correct specification of servo for a control surface
Servos come in a large range of sizes, torque values, etc. and the servo to use depends on a number of factors such as control surface size, aircraft speed and desired manoeuvrability.
While there is ...
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What is the typical glide ratio of Kline-Fogleman airfoils?
Kline-Fogleman (KFm) airfoils, despite their seeming contradiction with known principles of aerodynamics, seem to be very popular in RC modelling, and are known to have a peculiar stall behavior, with ...
- 2,987
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Can I run two motors off of one ESC?
Normally, a dual-motor plane has two ESCs but could I connect two brushless motors to one ESC? What would happen to the torque and speed of each of the two motors connected to the ESC?
- 5,752
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What are the typical methods of constructing a large airframe?
When building a 5 feet wingspan UAV, what building techniques:
used on smaller aircraft can't scale to aircraft of this size?
are best used on aircraft of this size?
Ideally, I want a simple ...
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How can I set up differential thrust for a model airplane?
I have a Taranis Qx7 Radio and built an FT Mighty-Mini Scout which flew great, but now I want to put an extra motor and fly it using differential thrust. My understanding is that it needs to be set up ...
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